/* =====================================================================
   光合物语官网 前台公共样式 · 暖光科技风（Warm Light Theme v3.1）
   设计语言：暖白底色 + 暖红主色 + 暖金点缀 + 玻璃拟态 + 光效动效
   ===================================================================== */
:root {
    /* 品牌暖色系 */
    --primary: #C8281F;
    --primary-dark: #A02018;
    --primary-light: #B83024;
    --cyan: #C8402E;
    --gold: #E8A94A;
    --glow-grad: linear-gradient(90deg, #B83024, #E8A94A);

    /* 暖色底色 */
    --bg-0: #FBF7F2;
    --bg-1: #F6EDE2;
    --bg-2: #EFE2D3;
    --bg: #FBF7F2;

    /* 文字 */
    --text: #3A2E26;
    --text-light: #8A7365;

    /* 玻璃卡片 */
    --card: rgba(255, 255, 255, 0.72);
    --card-hover: rgba(200, 40, 31, 0.07);
    --line: rgba(200, 40, 31, 0.18);
    --line-soft: rgba(138, 115, 101, 0.16);

    --radius: 16px;
    --shadow: 0 14px 40px rgba(140, 92, 55, 0.16);
    --glow-shadow: 0 0 24px rgba(200, 40, 31, 0.22);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    color: var(--text);
    background: var(--bg-0);
    line-height: 1.75;
    font-size: 16px;
    overflow-x: hidden;
}
/* 全局氛围层：网格纹理 + 光晕 */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(ellipse 80% 50% at 70% -10%, rgba(143, 29, 22, 0.16), transparent 60%),
        radial-gradient(ellipse 60% 40% at 10% 110%, rgba(232, 169, 74, 0.07), transparent 60%),
        linear-gradient(180deg, var(--bg-1) 0%, var(--bg-0) 100%);
}
body::after {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background:
        repeating-linear-gradient(0deg, transparent 0 59px, rgba(138, 115, 101, 0.04) 59px 60px),
        repeating-linear-gradient(90deg, transparent 0 59px, rgba(138, 115, 101, 0.04) 59px 60px);
    mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 0%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 0%, transparent 75%);
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary-light); text-decoration: none; transition: color .2s; }
a:hover { color: var(--cyan); }
ul, ol { list-style: none; }
::selection { background: rgba(200, 40, 31, .35); color: #3A2E26; }

.container { width: 100%; max-width: 1320px; margin: 0 auto; padding: 0 24px; position: relative; }
.container.narrow { max-width: 980px; }

/* ---------------- 按钮 ---------------- */
.btn {
    display: inline-block;
    padding: 14px 42px;
    border-radius: 10px;
    border: 1px solid transparent;
    font-size: 16px;
    cursor: pointer;
    text-align: center;
    line-height: 1.4;
    transition: all .25s;
    background: none;
    font-family: inherit;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}
.btn-primary {
    background: linear-gradient(120deg, var(--primary) 0%, var(--primary-light) 60%, var(--cyan) 130%);
    color: #fff;
    box-shadow: 0 0 22px rgba(200, 40, 31, 0.35);
}
.btn-primary:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 34px rgba(200, 40, 31, 0.5);
    animation: btnBreath 2.4s ease-in-out infinite;
}
@keyframes btnBreath {
    0%, 100% { box-shadow: 0 6px 30px rgba(200, 40, 31, 0.4); }
    50% { box-shadow: 0 6px 44px rgba(232, 169, 74, 0.6); }
}
/* 按钮光扫 */
.btn-primary::after {
    content: "";
    position: absolute;
    top: 0; left: -80%;
    width: 50%; height: 100%;
    background: linear-gradient(105deg, transparent, rgba(255, 255, 255, 0.35), transparent);
    transform: skewX(-20deg);
    transition: left .5s ease;
}
.btn-primary:hover::after { left: 130%; }
.btn-outline { border-color: var(--line); color: var(--primary-light); background: rgba(200, 40, 31, 0.06); }
.btn-outline:hover { background: rgba(200, 40, 31, 0.16); color: var(--cyan); border-color: var(--primary-light); box-shadow: var(--glow-shadow); }
.btn-light { background: rgba(255, 255, 255, 0.1); color: #fff; border: 1px solid rgba(255, 255, 255, 0.25); backdrop-filter: blur(8px); }
.btn-light:hover { background: rgba(255, 255, 255, 0.18); color: #fff; box-shadow: 0 0 26px rgba(255, 255, 255, 0.18); }
.btn-light--ghost { background: transparent; border-color: rgba(255, 255, 255, 0.45); color: #fff; }
.btn-light--ghost:hover { background: rgba(255, 255, 255, 0.12); border-color: rgba(255, 255, 255, 0.85); color: #fff; box-shadow: 0 0 22px rgba(255, 255, 255, 0.22); }
.btn-gold {
    background: linear-gradient(120deg, #d9a648, var(--gold) 55%, #ffe3a3 130%);
    color: #2a1e05;
    font-weight: 700;
    box-shadow: 0 0 26px rgba(232, 169, 74, 0.3);
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 6px 38px rgba(232, 169, 74, 0.5); color: #2a1e05; }
.btn-block { display: block; width: 100%; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---------------- 头部导航（毛玻璃） ---------------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(251, 247, 242, 0.4);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid transparent;
    transition: background .3s, border-color .3s, box-shadow .3s;
}
.site-header.scrolled {
    background: rgba(251, 247, 242, 0.82);
    border-bottom-color: var(--line);
    box-shadow: 0 8px 30px rgba(140, 92, 55, 0.45);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 84px; transition: height .3s; }
.site-header.scrolled .header-inner { height: 68px; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-img { height: 44px; width: auto; display: block; }
.logo-mark {
    background: linear-gradient(135deg, var(--primary), var(--cyan));
    color: #fff;
    font-weight: 700;
    font-size: 17px;
    padding: 9px 14px;
    border-radius: 10px;
    letter-spacing: 1px;
    box-shadow: 0 0 18px rgba(200, 40, 31, 0.4);
}
.logo-text { font-size: 22px; font-weight: 700; color: #3A2E26; display: flex; flex-direction: column; line-height: 1.2; }
.logo-text small { font-size: 11px; font-weight: 400; color: var(--text-light); letter-spacing: 3px; }

.main-nav > ul { display: flex; }
.nav-item { position: relative; }
.nav-item > a {
    display: block;
    padding: 31px 20px;
    color: var(--text);
    font-size: 17px;
    font-weight: 500;
    transition: color .2s;
}
.site-header.scrolled .nav-item > a { padding-top: 24px; padding-bottom: 24px; }
.nav-item > a:hover { color: var(--primary-light); }
/* 当前项/悬停底部光条 */
.nav-item > a::after {
    content: "";
    position: absolute;
    left: 20px; right: 20px; bottom: 14px;
    height: 2px;
    background: var(--glow-grad);
    border-radius: 2px;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform .25s;
    box-shadow: 0 0 10px rgba(200, 40, 31, 0.8);
}
.nav-item > a:hover::after { transform: scaleX(1); }
.nav-item.has-drop > a::after { content: " ▾"; font-size: 12px; color: var(--text-light); box-shadow: none; background: none; position: static; display: inline; transform: none; }
.dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 190px;
    background: rgba(255, 252, 248, 0.95);
    backdrop-filter: blur(16px);
    border: 1px solid var(--line);
    border-radius: 0 0 14px 14px;
    box-shadow: var(--shadow);
    z-index: 99;
    padding: 8px 0;
}
.nav-item:hover .dropdown { display: block; animation: dropIn .2s ease; }
@keyframes dropIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }
.dropdown a {
    display: block;
    padding: 11px 22px;
    color: var(--text);
    font-size: 15px;
    white-space: nowrap;
}
.dropdown a:hover { background: rgba(200, 40, 31, 0.12); color: var(--cyan); }
/* 导航子项产品计数「（N）」 */
.nav-count { color: var(--text-light); font-size: 13px; margin-left: 2px; }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--primary-light); margin: 5px 0; transition: .3s; }

/* ---------------- Hero 首屏（全屏沉浸） ---------------- */
.banner {
    position: relative;
    overflow: hidden;
    background: var(--bg-0);
    /* Banner 遮罩参数（暖红棕调，与品牌红同源），后续微调只改这三个变量 */
    --banner-mask-start: rgba(46, 12, 8, .72);   /* 左侧（文字区） */
    --banner-mask-mid:   rgba(46, 12, 8, .32);   /* 中部 */
    --banner-mask-end:   rgba(46, 12, 8, .06);   /* 右侧 */
}
.banner-track { position: relative; }
.banner-slide { position: relative; display: none; min-height: max(640px, calc(100vh - 84px)); }
.banner-slide.active { display: block; animation: bannerFade .8s ease; }
@keyframes bannerFade { from { opacity: .15; } to { opacity: 1; } }
.banner-slide img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 1; }
/* 粒子画布（JS 注入） */
.hero-particles { position: absolute; inset: 0; z-index: 2; pointer-events: none; }
.banner-caption {
    position: absolute;
    inset: 0;
    z-index: 3;
    display: flex;
    align-items: center;
    background:
        /* 左侧深→右侧淡：保证文字区可读，右侧透出原图 */
        linear-gradient(90deg, var(--banner-mask-start) 0%, var(--banner-mask-mid) 50%, var(--banner-mask-end) 100%),
        /* 底部极淡暗角：稳住底部文字与下一节衔接，不再硬截断为背景色 */
        linear-gradient(0deg, rgba(20, 10, 2, .32) 0%, rgba(20, 10, 2, 0) 22%),
        /* 顶部极淡暗角：压住顶部导航与 banner 交界 */
        linear-gradient(180deg, rgba(20, 10, 2, .28) 0%, rgba(20, 10, 2, 0) 18%);
}
.banner-caption .container { padding: 0 24px; }
.banner-caption h2 {
    color: #fff;
    font-size: 58px;
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: 2px;
    margin-bottom: 20px;
    text-shadow: 0 0 40px rgba(200, 40, 31, 0.35);
    background: linear-gradient(120deg, #FFF7EC 30%, #FFD9A0 70%, #F2A65A 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.banner-caption p { color: rgba(255, 250, 242, .96); font-size: 20px; max-width: 720px; margin-bottom: 38px; text-shadow: 0 1px 10px rgba(20, 10, 2, .5); }
.banner-caption .btn { margin-right: 16px; }
.banner-caption .btn-light { padding: 15px 46px; font-size: 17px; }
/* 无副标题/自定义按钮时的默认 CTA：下移避免贴标题 */
.banner-btn-default { margin-top: 34px; }
@media (max-width: 1024px) { .banner-btn-default { margin-top: 22px; } }
@media (max-width: 768px)  { .banner-btn-default { margin-top: 14px; } }
.banner-dots {
    position: absolute;
    bottom: 56px;
    left: 0; right: 0;
    text-align: center;
    z-index: 5;
}
.banner-dots button {
    width: 40px; height: 5px;
    border: none; border-radius: 3px;
    background: rgba(255, 255, 255, .3);
    margin: 0 5px;
    cursor: pointer;
    transition: .25s;
}
.banner-dots button.active { background: var(--glow-grad); width: 60px; box-shadow: 0 0 14px rgba(200, 40, 31, 0.7); }
/* 滚动提示光标 */
.hero-scroll-cue {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
    width: 24px; height: 40px;
    border: 2px solid rgba(255, 255, 255, .35);
    border-radius: 14px;
    pointer-events: none;
}
.hero-scroll-cue::before {
    content: "";
    position: absolute;
    top: 7px; left: 50%;
    width: 4px; height: 9px;
    margin-left: -2px;
    border-radius: 2px;
    background: var(--primary-light);
    box-shadow: 0 0 10px var(--primary-light);
    animation: cueDrop 1.8s ease-in-out infinite;
}
@keyframes cueDrop {
    0%, 100% { transform: translateY(0); opacity: 1; }
    70% { transform: translateY(14px); opacity: .2; }
}

/* ---------------- 统计条 ---------------- */
.stats-bar {
    position: relative;
    background: linear-gradient(180deg, rgba(143, 29, 22, 0.12), rgba(143, 29, 22, 0.02));
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}
.stats-bar::before, .stats-bar::after {
    content: "";
    position: absolute;
    top: 0; height: 1px;
    width: 200px;
    background: var(--glow-grad);
    box-shadow: 0 0 16px rgba(200, 40, 31, .9);
}
.stats-bar::before { left: 0; }
.stats-bar::after { right: 0; }
.stats-grid { display: flex; justify-content: space-around; flex-wrap: wrap; padding-top: 50px; padding-bottom: 50px; gap: 20px; }
.stat-item { text-align: center; min-width: 200px; padding: 10px 26px; border-radius: var(--radius); background: var(--card); border: 1px solid var(--line); }
.stat-num {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.2;
    background: linear-gradient(180deg, var(--primary-dark) 20%, var(--primary-light) 90%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 18px rgba(200, 40, 31, 0.35));
}
.stat-num .suffix {
    font-size: 30px;
    background: linear-gradient(180deg, var(--gold), #A02018);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.stat-label { font-size: 16px; color: var(--text-light); margin-top: 6px; letter-spacing: 3px; }

/* ---------------- 通用区块 ---------------- */
main.site-main { counter-reset: sec; }
.section { padding: 100px 0; position: relative; }
.section:nth-of-type(even) { background: linear-gradient(180deg, rgba(245, 235, 221, 0.55), rgba(251, 247, 242, 0.3)); }
.section-tag { color: var(--primary-light); font-size: 14px; letter-spacing: 4px; text-transform: uppercase; margin-bottom: 10px; font-weight: 600; display: flex; align-items: center; gap: 10px; }
.section-tag::before {
    content: "";
    width: 26px; height: 2px;
    background: var(--glow-grad);
    box-shadow: 0 0 8px rgba(200, 40, 31, .8);
}
.section-title { font-size: 38px; font-weight: 700; color: #3A2E26; margin-bottom: 10px; line-height: 1.35; }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 52px; flex-wrap: wrap; gap: 14px; }
.more-link { font-size: 15px; color: var(--primary-light); white-space: nowrap; padding-bottom: 4px; border-bottom: 1px dashed var(--line); }
.more-link:hover { border-bottom-color: var(--cyan); }
.empty-tip { grid-column: 1 / -1; text-align: center; color: var(--text-light); padding: 70px 0; font-size: 16px; }
/* 区块底部居中主 CTA 行 */
.section-cta-row { display: flex; justify-content: center; margin-top: 50px; }
.section-cta-row .btn { padding: 16px 52px; font-size: 17px; }

/* ---------------- 关于我们 ---------------- */
.about-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 70px; align-items: center; }
.about-summary { color: var(--text-light); margin-bottom: 32px; font-size: 16px; }
.about-visual { position: relative; }
.about-visual::before {
    content: "";
    position: absolute;
    inset: -14px;
    border-radius: calc(var(--radius) + 10px);
    background: linear-gradient(135deg, rgba(200, 40, 31, 0.35), transparent 40%, transparent 65%, rgba(232, 169, 74, 0.25));
    filter: blur(2px);
    z-index: 0;
    animation: auraPulse 5s ease-in-out infinite;
}
@keyframes auraPulse {
    0%, 100% { opacity: .5; }
    50% { opacity: 1; }
}
.about-visual img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; position: relative; z-index: 1; }

/* ---------------- 产品卡片 ---------------- */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.card-grid.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ========= 解决方案段：Spotlight 旗舰聚焦（产品 1-2 个） ========= */
.spot-list { display: flex; flex-direction: column; gap: 38px; }
.spot {
    position: relative; overflow: hidden;
    display: grid; grid-template-columns: 1.05fr .95fr; align-items: center;
    gap: 40px; padding: 52px 56px; border-radius: 18px;
    background: linear-gradient(135deg, #fffaf2 0%, #fdf1de 60%, #fbe7c8 100%);
    border: 1px solid rgba(213, 118, 47, .18);
    box-shadow: 0 24px 60px rgba(150, 92, 40, .14);
}
.spot::before {
    content: ""; position: absolute; top: -30%; right: -8%;
    width: 560px; height: 560px;
    background: radial-gradient(circle, rgba(232, 169, 74, .40), rgba(232, 169, 74, 0) 62%);
    pointer-events: none;
}
.spot--reverse::before { right: auto; left: -8%; }
.spot-tag {
    display: inline-flex; align-items: center; gap: 9px;
    font-size: 12px; font-weight: 700; letter-spacing: 2.4px;
    color: #c96a20; margin-bottom: 16px;
}
.spot-tag::before { content: ""; width: 26px; height: 2px; background: #e8a94a; border-radius: 2px; }
.spot-title { font-size: 30px; line-height: 1.25; color: #3a2e26; margin-bottom: 10px; font-weight: 700; }
.spot-sub { font-size: 15.5px; line-height: 1.7; color: #8a7365; margin-bottom: 26px; }
.spot-specs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 30px; }
.spot-spec {
    background: rgba(255, 255, 255, .72);
    border: 1px solid rgba(213, 118, 47, .16); border-radius: 12px;
    padding: 13px 15px 14px;
}
.spot-spec::before { content: ""; display: block; width: 22px; height: 3px; border-radius: 2px; background: #e8a94a; margin-bottom: 10px; }
.spot-spec-l { font-size: 12px; color: #a08873; margin-bottom: 5px; }
.spot-spec-v { font-size: 15px; font-weight: 700; color: #5a4636; }
.spot-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.spot-btn {
    display: inline-flex; align-items: center; gap: 9px;
    padding: 14px 28px; border-radius: 30px;
    background: linear-gradient(135deg, #e8a94a, #d5762f); color: #fff;
    font-weight: 600; font-size: 15px;
    box-shadow: 0 10px 26px rgba(213, 118, 47, .32);
    transition: box-shadow .2s ease;
}
/* 注意：hover 不可用 transform——transform 会改变 stretched 伪元素的定位包含块，
   导致覆盖层在整卡/按钮间反复跳变、文字闪烁。只用 box-shadow 增强 */
.spot-btn:hover { box-shadow: 0 14px 34px rgba(213, 118, 47, .46); }
/* 整卡可点（stretched-link）：覆盖层以 .spot 为定位基准，z-index:10 罩住整卡 */
.spot-btn::after { content: ""; position: absolute; inset: 0; z-index: 10; border-radius: inherit; }
.spot-btn--ghost {
    position: relative; z-index: 20;
    background: transparent; color: #c96a20;
    border: 1.5px solid rgba(213, 118, 47, .55); box-shadow: none;
}
.spot-btn--ghost::after { display: none; }
.spot-btn--ghost:hover { background: rgba(213, 118, 47, .08); transform: none; }
.spot-media { position: relative; z-index: 1; display: flex; align-items: center; justify-content: center; min-height: 280px; }
.glow-ring {
    position: absolute; width: 78%; aspect-ratio: 1; border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 255, 255, .7), rgba(232, 169, 74, .15) 55%, transparent 72%);
}
.spot-media img {
    position: relative; z-index: 2; max-width: 82%; max-height: 300px;
    object-fit: contain; border-radius: 14px;
    box-shadow: 0 18px 44px rgba(120, 60, 10, .28);
}
/* cat=5 护眼灯：成品白底图（自带接触阴影），图片区用白卡承托，白底无缝融入 */
.spot-media--light {
    background: #fff; border-radius: 18px; padding: 14px; min-height: 320px;
    border: 1px solid rgba(90, 60, 20, .10);
    box-shadow: 0 14px 36px rgba(120, 60, 10, .10);
}
.spot-media--light .glow-ring { display: none; }
.spot-media--light img { max-width: 98%; max-height: 400px; box-shadow: none; border-radius: 8px; }
.fallback-ic { position: relative; z-index: 2; width: 96px; height: 96px; color: #d5762f; }
.fallback-ic svg { width: 100%; height: 100%; }
.spot--reverse .spot-media { order: -1; }
@media (max-width: 860px) {
    .spot { grid-template-columns: 1fr; padding: 38px 30px; gap: 26px; }
    .spot-media { min-height: 200px; order: -1 !important; }
    .spot-media img { max-height: 220px; }
    .spot-title { font-size: 25px; }
}
/* 解决方案段：无产品空状态 */
.empty-state { text-align: center; padding: 54px 20px; }
.empty-state-ic {
    display: inline-flex; align-items: center; justify-content: center;
    width: 72px; height: 72px; margin-bottom: 20px;
    border-radius: 50%; background: rgba(232, 169, 74, 0.14); color: var(--cyan);
}
.empty-state-ic svg { width: 36px; height: 36px; }
.empty-state-title { font-size: 20px; color: #3A2E26; margin-bottom: 10px; }
.empty-state-desc { color: var(--text-light); font-size: 15px; line-height: 1.7; max-width: 480px; margin: 0 auto 26px; }
.empty-state-actions { display: flex; align-items: center; justify-content: center; gap: 26px; flex-wrap: wrap; }
.empty-state-back { color: var(--text-light); font-size: 15px; }
.empty-state-back:hover { color: var(--cyan); }
.p-card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform .3s, box-shadow .3s, border-color .3s, background .3s;
    display: flex;
    flex-direction: column;
    transform-style: preserve-3d;
    will-change: transform;
}
.p-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-light);
    background: var(--card-hover);
    box-shadow: 0 18px 50px rgba(140, 92, 55, 0.5), 0 0 30px rgba(200, 40, 31, 0.18);
}
/* 边框流光 */
.p-card::before, .n-card::before, .dl-card::before, .t-card::before, .theme-card::before {
    content: "";
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    padding: 1px;
    background: conic-gradient(from var(--ang, 0deg), transparent 0%, rgba(200, 40, 31, 0.9) 12%, transparent 28%, transparent 100%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity .4s;
    pointer-events: none;
    animation: borderSpin 3.2s linear infinite;
    animation-play-state: paused;
}
.p-card:hover::before, .n-card:hover::before, .dl-card:hover::before, .t-card:hover::before, .theme-card:hover::before {
    opacity: 1;
    animation-play-state: running;
}
@property --ang { syntax: "<angle>"; initial-value: 0deg; inherits: false; }
@keyframes borderSpin { to { --ang: 360deg; } }
.p-cover { aspect-ratio: 4 / 3; overflow: hidden; background: rgba(200, 40, 31, 0.08); }
.p-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.p-card:hover .p-cover img { transform: scale(1.06); }
.p-body { padding: 26px 28px 30px; }
.p-body h3 { font-size: 20px; margin-bottom: 8px; color: #3A2E26; }
.p-card:hover .p-body h3 { color: var(--cyan); text-shadow: 0 0 18px rgba(232, 169, 74, 0.4); }
.p-body p { color: var(--text-light); font-size: 15px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ---------------- 产品主题页：六大方向卡片 / 主题解读区 ---------------- */
.theme-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 8px; }
.theme-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform .35s, box-shadow .35s, border-color .35s, background .35s;
    transform-style: preserve-3d;
    will-change: transform;
}
.theme-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-light);
    background: var(--card-hover);
    box-shadow: 0 18px 50px rgba(140, 92, 55, 0.5), 0 0 30px rgba(200, 40, 31, 0.18);
}
.theme-card-cover { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: rgba(200, 40, 31, 0.08); }
.theme-card-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .55s ease; }
.theme-card:hover .theme-card-cover img { transform: scale(1.07); }
.theme-card-cover.is-empty {
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, #f4e3c9 0%, #e8a94a 55%, #d5762f 100%);
}
.theme-cover-ic {
    width: 62px; height: 62px;
    color: rgba(255, 255, 255, 0.94);
    filter: drop-shadow(0 4px 12px rgba(120, 60, 10, 0.28));
}
.theme-cover-ic svg { width: 100%; height: 100%; display: block; }
@media (max-width: 640px) {
    .theme-cover-ic { width: 48px; height: 48px; }
}
.theme-card-num {
    position: absolute; top: 14px; left: 14px;
    min-width: 32px; height: 32px; padding: 0 10px;
    border-radius: 16px;
    background: rgba(58, 46, 38, 0.55);
    backdrop-filter: blur(4px);
    color: #fff; font-size: 13px; font-weight: 600; line-height: 32px;
    text-align: center; letter-spacing: 1px;
}
.theme-card-body { padding: 24px 26px 28px; display: flex; flex-direction: column; flex: 1; }
.theme-card-title { font-size: 22px; font-weight: 700; color: #3A2E26; margin-bottom: 10px; line-height: 1.4; transition: color .3s; }
.theme-card:hover .theme-card-title { color: var(--cyan); }
.theme-card-intro { color: var(--text-light); font-size: 14px; line-height: 1.7; margin-bottom: 18px; flex: 1; }
.theme-card-cta {
    color: var(--primary-light); font-size: 14px; font-weight: 600; letter-spacing: 1px;
    display: inline-flex; align-items: center; gap: 4px;
    transition: gap .3s, color .3s;
}
.theme-card:hover .theme-card-cta { color: var(--cyan); gap: 10px; }

/* 主题页：返回链接 */
.theme-back {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 16px;
    border: 1px solid var(--line-soft);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.5);
    color: var(--text-light); font-size: 13px;
    margin-bottom: 18px;
    transition: color .25s, border-color .25s, background .25s;
}
.theme-back:hover { color: var(--cyan); border-color: var(--primary-light); background: rgba(200, 40, 31, 0.08); }

/* 主题页：市场现状 / 痛点 / 解决方案 三段 */
.theme-section { margin-top: 36px; padding-top: 22px; border-top: 1px solid var(--line-soft); }
.theme-section:first-of-type { margin-top: 0; padding-top: 0; border-top: 0; }
.theme-page .theme-section:first-of-type { margin-top: 40px; }
.theme-section-title { font-size: 26px; font-weight: 700; color: #3A2E26; margin-bottom: 14px; line-height: 1.4; }
.theme-section-content { color: #5A4A3E; font-size: 15px; line-height: 1.85; max-width: 1272px; }
.theme-section-content p { margin-bottom: 10px; }
.theme-section-content p:last-child { margin-bottom: 0; }
.theme-section-lead { color: var(--text-light); font-size: 14px; margin: 4px 0 22px; line-height: 1.6; max-width: 1272px; }

/* 痛点列表 */
.theme-pain-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.theme-pain-list li {
    position: relative;
    padding: 18px 20px 18px 64px;
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid var(--line-soft);
    border-radius: 12px;
    font-size: 14px; line-height: 1.65; color: #5A4A3E;
    transition: border-color .25s, background .25s, transform .25s;
}
.theme-pain-list li:hover { border-color: var(--primary-light); background: rgba(200, 40, 31, 0.05); transform: translateY(-2px); }
.theme-pain-list li::before {
    content: "!";
    position: absolute; left: 22px; top: 50%; transform: translateY(-50%);
    width: 28px; height: 28px; border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--cyan));
    color: #fff; font-size: 16px; font-weight: 700; line-height: 28px; text-align: center;
    font-style: normal;
}
.theme-pain-list li b { display: block; font-size: 15px; font-weight: 700; color: #3A2E26; margin-bottom: 4px; }

/* 主题页响应式 */
@media (max-width: 1024px) {
    .theme-grid { grid-template-columns: repeat(2, 1fr); gap: 22px; }
    .theme-pain-list { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .theme-grid { grid-template-columns: 1fr; gap: 18px; }
    .theme-card-body { padding: 20px 20px 22px; }
    .theme-card-title { font-size: 20px; }
    .theme-section { margin-top: 36px; padding-top: 26px; }
    .theme-section-title { font-size: 22px; }
    .theme-section-content { font-size: 14px; }
    .theme-pain-list li { padding: 14px 16px 14px 56px; font-size: 13px; }
    .theme-pain-list li::before { left: 16px; width: 24px; height: 24px; line-height: 24px; font-size: 14px; }
}

/* ============ 主题页：sticky 锚点导航 ============ */
.section.theme-page { padding: 48px 0 72px; }
.theme-page .stats-grid { padding: 36px 0; }
.theme-anchor {
    position: sticky;
    top: 68px;
    z-index: 10;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    padding: 12px 16px;
    margin: 0 0 20px;
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: blur(10px);
    border: 1px solid var(--line-soft);
    border-radius: 999px;
    box-shadow: 0 8px 28px rgba(140, 92, 55, 0.12);
}
.theme-anchor-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    border-radius: 999px;
    color: var(--text-light);
    font-size: 14px;
    font-weight: 600;
    transition: color .25s, background .25s, border-color .25s;
    border: 1px solid transparent;
}
.theme-anchor-link:hover {
    color: var(--cyan);
    background: rgba(200, 40, 31, 0.08);
    border-color: var(--primary-light);
}
.theme-anchor-num {
    font-size: 12px;
    font-weight: 700;
    color: var(--primary-light);
    letter-spacing: 1px;
    font-family: 'DIN', 'Inter', system-ui, sans-serif;
}

/* ============ 主题页：作用机制 4 步流程 ============ */
.theme-flow {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
    margin-top: 4px;
}
.theme-flow-step {
    position: relative;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 26px 22px 22px;
    text-align: center;
    transition: transform .35s, border-color .35s, box-shadow .35s;
}
.theme-flow-step::after {
    content: "";
    position: absolute;
    top: 50%;
    right: -16px;
    width: 12px;
    height: 12px;
    border-top: 2px solid var(--primary-light);
    border-right: 2px solid var(--primary-light);
    transform: translateY(-50%) rotate(45deg);
    opacity: .5;
    transition: opacity .3s;
}
.theme-flow-step:last-child::after { display: none; }
.theme-flow-step:hover {
    transform: translateY(-6px);
    border-color: var(--primary-light);
    box-shadow: 0 16px 44px rgba(140, 92, 55, .35), 0 0 28px rgba(200, 40, 31, .15);
}
.theme-flow-step:hover::after { opacity: 1; }
.theme-flow-num {
    font-size: 38px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 12px;
    background: linear-gradient(180deg, var(--primary-dark), var(--primary-light));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
    font-family: 'DIN', 'Inter', system-ui, sans-serif;
}
.theme-flow-title {
    font-size: 17px;
    font-weight: 600;
    color: #3A2E26;
    margin-bottom: 10px;
    line-height: 1.4;
}
.theme-flow-desc {
    color: var(--text-light);
    font-size: 13px;
    line-height: 1.7;
}

/* ============ 主题页：对比表 ============ */
.theme-compare {
    margin-top: 22px;
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--card);
}
.theme-compare-row {
    display: grid;
    grid-template-columns: 120px 1fr 1fr;
    gap: 0;
    border-bottom: 1px solid var(--line-soft);
}
.theme-compare-row:last-child { border-bottom: 0; }
.theme-compare-row > div {
    padding: 14px 18px;
    font-size: 14px;
    line-height: 1.6;
    color: #5A4A3E;
    border-right: 1px solid var(--line-soft);
}
.theme-compare-row > div:last-child { border-right: 0; }
.theme-compare-row > div:first-child {
    font-weight: 600;
    color: #3A2E26;
    background: rgba(200, 40, 31, 0.04);
}
.theme-compare-h > div {
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    text-align: center;
    font-size: 14px;
    letter-spacing: 1px;
}
.theme-compare-old { color: var(--text-light); }
.theme-compare-new { color: var(--primary-light); font-weight: 600; }

/* ============ 主题页：差异化优势卡 ============ */
.theme-diff-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
    margin-top: 4px;
}
.theme-diff-card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 24px 22px 22px;
    text-align: center;
    transition: transform .35s, border-color .35s, box-shadow .35s;
}
.theme-diff-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary-light);
    box-shadow: 0 16px 44px rgba(140, 92, 55, .35), 0 0 28px rgba(200, 40, 31, .15);
}
.theme-diff-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 14px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    box-shadow: 0 6px 18px rgba(200, 40, 31, .35);
}
.theme-diff-title {
    font-size: 17px;
    font-weight: 600;
    color: #3A2E26;
    margin-bottom: 10px;
    line-height: 1.4;
}
.theme-diff-desc {
    color: var(--text-light);
    font-size: 13px;
    line-height: 1.7;
}

/* ============ 主题页：适用人群/场景卡 ============ */
.theme-aud-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 4px;
}
.theme-aud-card {
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-top: 3px solid var(--primary-light);
    border-radius: var(--radius);
    padding: 22px 20px 20px;
    text-align: center;
    transition: transform .35s, border-color .35s, box-shadow .35s;
}
.theme-aud-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-light);
    box-shadow: 0 14px 38px rgba(140, 92, 55, .30), 0 0 24px rgba(200, 40, 31, .12);
}
.theme-aud-title {
    font-size: 16px;
    font-weight: 600;
    color: #3A2E26;
    margin-bottom: 8px;
    line-height: 1.4;
}
.theme-aud-desc {
    color: var(--text-light);
    font-size: 13px;
    line-height: 1.7;
}

/* ============ 主题页：新增组件响应式 ============ */
@media (max-width: 1024px) {
    .theme-flow { grid-template-columns: repeat(2, 1fr); }
    .theme-diff-grid { grid-template-columns: repeat(2, 1fr); }
    .theme-aud-grid { grid-template-columns: repeat(2, 1fr); }
    .theme-flow-step::after { display: none; }
    .theme-flow-step:nth-child(2)::after { display: none; }
}
@media (max-width: 768px) {
    .theme-compare-row { grid-template-columns: 80px 1fr 1fr; }
    .theme-compare-row > div { padding: 12px 12px; font-size: 13px; }
}
@media (max-width: 640px) {
    .theme-anchor { justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; border-radius: 12px; padding: 10px 12px; }
    .theme-anchor-link { flex-shrink: 0; }
    .theme-flow { grid-template-columns: 1fr; }
    .theme-diff-grid { grid-template-columns: 1fr; }
    .theme-aud-grid { grid-template-columns: 1fr; }
    .theme-compare-row { grid-template-columns: 70px 1fr; }
    .theme-compare-row > div:nth-child(3) { grid-column: 1 / 3; border-top: 1px dashed var(--line-soft); border-right: 0; }
    .theme-compare-row > div:first-child { grid-row: span 2; }
    .theme-flow-num { font-size: 38px; }
    .theme-diff-icon { width: 56px; height: 56px; font-size: 22px; }
}

/* ---------------- 产品精选：主推聚焦大卡 + 缩略导航 ----------------
   独立命名空间 .pf-*，仅作用于首页 .product-section，不影响 /product 列表与详情页的 .p-card */
.section-desc { color: var(--text-light); font-size: 16px; margin-top: 10px; max-width: 640px; }
.product-section { overflow: hidden; }
.product-section::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse 60% 55% at 12% 42%, rgba(143, 29, 22, 0.14), transparent 66%),
        radial-gradient(ellipse 45% 45% at 92% 74%, rgba(232, 169, 74, 0.08), transparent 66%);
}

.pf-stage {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 336px;
    grid-template-rows: 600px auto;
    grid-template-areas:
        "main rail"
        "prog prog";
    gap: 22px;
}

/* 主卡背后的呼吸光斑 */
.pf-aura {
    position: absolute;
    left: -6%;
    top: -8%;
    width: 66%;
    height: 116%;
    z-index: 0;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    background: radial-gradient(circle, rgba(200, 40, 31, 0.42), rgba(232, 169, 74, 0.12) 45%, transparent 68%);
    animation: pfBreathe 7s ease-in-out infinite;
}
@keyframes pfBreathe {
    0%, 100% { opacity: .45; transform: scale(1); }
    50% { opacity: .85; transform: scale(1.06); }
}

/* ---------------- 主卡 ---------------- */
.pf-main {
    grid-area: main;
    position: relative;
    z-index: 1;
    border-radius: 22px;
    overflow: hidden;
    background: var(--bg-2);
    box-shadow: 0 30px 90px rgba(140, 92, 55, 0.55);
}
/* 常驻边框流光 */
.pf-main::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 5;
    border-radius: inherit;
    padding: 1px;
    pointer-events: none;
    background: conic-gradient(from var(--ang, 0deg), transparent 0%, rgba(200, 40, 31, 0.9) 9%, rgba(232, 169, 74, 0.65) 18%, transparent 32%, transparent 100%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    animation: borderSpin 7s linear infinite;
}
.pf-slides { position: absolute; inset: 0; transform: scale(1.02); will-change: transform; }

.pf-slide {
    position: absolute;
    inset: 0;
    display: block;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: opacity .75s cubic-bezier(.2, .6, .3, 1), visibility .75s;
}
.pf-slide.is-active { opacity: 1; visibility: visible; }

.pf-media { width: 100%; height: 100%; object-fit: cover; transform: scale(1.02); }
.pf-slide.is-active .pf-media { animation: pfKenBurns 9s ease-out forwards; }
@keyframes pfKenBurns {
    from { transform: scale(1.14) translate3d(1.2%, -1%, 0); }
    to { transform: scale(1.02) translate3d(0, 0, 0); }
}

.pf-shade {
    position: absolute;
    inset: 0;
    z-index: 2;
    background:
        linear-gradient(100deg, rgba(46, 28, 17, 0.95) 0%, rgba(46, 28, 17, 0.78) 34%, rgba(46, 28, 17, 0.2) 62%, rgba(46, 28, 17, 0.6) 100%),
        linear-gradient(0deg, rgba(46, 28, 17, 0.94) 0%, rgba(46, 28, 17, 0.25) 42%, transparent 62%);
}
.pf-sheen {
    position: absolute;
    inset: 0;
    z-index: 2;
    opacity: 0;
    pointer-events: none;
    background: linear-gradient(112deg, transparent 34%, rgba(255, 255, 255, 0.18) 50%, transparent 66%);
}
.pf-slide:hover .pf-sheen { animation: pfSheen 1.1s ease-out; }
@keyframes pfSheen {
    from { opacity: 1; transform: translateX(-100%); }
    to { opacity: 0; transform: translateX(100%); }
}

.pf-info {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 3;
    padding: 0 54px 52px;
    max-width: 860px;
}
.pf-info > * {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity .7s cubic-bezier(.2, .6, .3, 1), transform .7s cubic-bezier(.2, .6, .3, 1);
}
.pf-slide.is-active .pf-info > * { opacity: 1; transform: none; }
.pf-slide.is-active .pf-idx   { transition-delay: .14s; }
.pf-slide.is-active .pf-name  { transition-delay: .22s; }
.pf-slide.is-active .pf-sub   { transition-delay: .30s; }
.pf-slide.is-active .pf-specs { transition-delay: .38s; }
.pf-slide.is-active .pf-cta   { transition-delay: .46s; }

.pf-idx { font-size: 13px; font-weight: 600; letter-spacing: 3px; color: var(--primary-light); margin-bottom: 14px; }
.pf-idx span { font-size: 30px; font-weight: 700; letter-spacing: 0; color: #fff; }
.pf-name { font-size: 40px; font-weight: 700; line-height: 1.28; color: #fff; margin-bottom: 12px; text-shadow: 0 4px 30px rgba(140, 92, 55, 0.6); }
.pf-sub { max-width: 620px; font-size: 17px; color: #F2E4D4; margin-bottom: 22px; }
.pf-specs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.pf-spec {
    display: inline-flex;
    align-items: baseline;
    gap: 7px;
    padding: 7px 15px;
    font-size: 13px;
    color: #FBEFE2;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.07);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
}
.pf-spec b { font-weight: 500; letter-spacing: .5px; color: var(--primary-light); }
.pf-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 30px;
    font-size: 15px;
    font-weight: 600;
    color: #04120e;
    border-radius: 999px;
    background: var(--glow-grad);
    box-shadow: 0 10px 30px rgba(200, 40, 31, 0.35);
}
.pf-cta > span { transition: transform .3s; }
.pf-slide:hover .pf-cta > span { transform: translateX(5px); }

/* ---------------- 缩略导航 ---------------- */
.pf-rail { grid-area: rail; display: flex; flex-direction: column; gap: 12px; }
.pf-nav {
    position: relative;
    flex: 1;
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
    padding: 12px 16px 12px 20px;
    border-radius: 14px;
    border: 1px solid var(--line-soft);
    background: var(--card);
    overflow: hidden;
    transition: background .35s, border-color .35s, transform .35s;
}
.pf-nav::before {
    content: "";
    position: absolute;
    left: 0;
    top: 16%;
    bottom: 16%;
    width: 3px;
    border-radius: 0 3px 3px 0;
    background: var(--glow-grad);
    box-shadow: 0 0 14px rgba(200, 40, 31, 0.9);
    transform: scaleY(0);
    transition: transform .45s cubic-bezier(.2, .6, .3, 1);
}
.pf-nav.is-current { border-color: var(--primary-light); background: var(--card-hover); }
.pf-nav.is-current::before { transform: scaleY(1); }
.pf-nav:hover { background: var(--card-hover); }
.pf-nav-thumb {
    flex: 0 0 58px;
    width: 58px;
    height: 58px;
    border-radius: 10px;
    overflow: hidden;
    background: rgba(200, 40, 31, 0.08);
}
.pf-nav-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.pf-nav.is-current .pf-nav-thumb img { transform: scale(1.08); }
.pf-nav-body { flex: 1; min-width: 0; }
.pf-nav-name { display: block; font-size: 15px; font-weight: 600; color: #3A2E26; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pf-nav-sub { display: block; font-size: 13px; color: var(--text-light); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pf-nav-arrow { flex: 0 0 auto; color: var(--cyan); opacity: 0; transform: translateX(-6px); transition: opacity .3s, transform .3s; }
.pf-nav.is-current .pf-nav-arrow, .pf-nav:hover .pf-nav-arrow { opacity: 1; transform: none; }

/* ---------------- 轮播进度条 ---------------- */
.pf-progress { grid-area: prog; display: flex; align-items: center; gap: 10px; }
.pf-bar { flex: 1; height: 3px; border-radius: 99px; background: rgba(255, 255, 255, 0.1); overflow: hidden; }
.pf-bar i { display: block; width: 0; height: 100%; border-radius: inherit; background: var(--glow-grad); box-shadow: 0 0 10px rgba(200, 40, 31, 0.8); }
.pf-bar.is-current i { animation: pfBarFill 6s linear forwards; }
@keyframes pfBarFill { from { width: 0; } to { width: 100%; } }

/* ---------------- 核心技术（联通式手风琴：桌面端横向列式 / 移动端竖向堆叠） ---------------- */
/* 核心技术页：顶部 PBM 原理简介区 */
.tech-intro { max-width: 980px; margin: 0 auto; text-align: center; }
.tech-intro .section-title { margin-bottom: 18px; }
.tech-intro .tech-intro-text { color: var(--text-light); font-size: 16px; line-height: 1.85; text-align: left; }

/* 通用单页（法律 / 隐私 / 个人信息保护声明 等） */
.page-default-content { max-width: 880px; margin: 0 auto; font-size: 16px; line-height: 1.85; color: #3A2E26; }
.page-default-content h2, .page-default-content h3 { color: #3A2E26; margin-top: 24px; margin-bottom: 12px; }
.page-default-content p { margin-bottom: 12px; }

/* ============== 通用单页（法律 / 隐私 / 个人信息保护声明）============== */
.pgd-section { padding-top: 32px; }

.pgd-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
    align-items: start;
}

/* 左侧主区 */
.pgd-main {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* 顶部元信息条 */
.pgd-meta-bar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
    padding: 14px 24px;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.pgd-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 14px;
    background: rgba(200, 40, 31, 0.12);
    color: var(--primary-light);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
}

.pgd-tag-dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--primary-light);
    border-radius: 50%;
}

.pgd-meta-divider {
    width: 1px;
    height: 16px;
    background: var(--line-soft);
}

.pgd-meta-info {
    color: var(--text-light);
    font-size: 13px;
}

/* 内容卡片 */
.pgd-card {
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 44px 56px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.pgd-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 4px;
    height: 60px;
    background: linear-gradient(180deg, var(--primary-light), var(--cyan));
    border-radius: 0 4px 4px 0;
}

/* 在 pgd-card 内，rich-text 容器无 max-width 限制 */
.pgd-card .page-default-content { max-width: none; margin: 0; }
.pgd-card .page-default-content h2,
.pgd-card .page-default-content h3 { scroll-margin-top: 110px; }

/* 底部联系卡 */
.pgd-foot-card {
    background: linear-gradient(135deg, rgba(200, 40, 31, 0.06), rgba(120, 200, 175, 0.06));
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 28px 32px;
    display: flex;
    gap: 24px;
    align-items: flex-start;
    box-shadow: var(--shadow);
}

.pgd-foot-icon {
    flex: 0 0 52px;
    width: 52px;
    height: 52px;
    background: var(--primary-light);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    box-shadow: 0 8px 20px rgba(200, 40, 31, 0.3);
    font-style: normal;
}

.pgd-foot-body { flex: 1; min-width: 0; }

.pgd-foot-body h3 {
    font-size: 18px;
    color: #3A2E26;
    margin: 0 0 6px;
    font-weight: 700;
}

.pgd-foot-body p {
    color: #5B4A40;
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 14px;
}

.pgd-foot-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.pgd-foot-list li {
    display: flex;
    gap: 14px;
    font-size: 14px;
    color: #3A2E26;
}

.pgd-foot-list .li-label {
    flex: 0 0 50px;
    color: var(--text-light);
}

/* 右侧速览栏 */
.pgd-side {
    position: sticky;
    top: 96px;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.pgd-info-card {
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 24px 22px;
    box-shadow: var(--shadow);
}

.pgd-info-title {
    font-size: 16px;
    color: #3A2E26;
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 12px;
    margin-bottom: 14px;
    border-bottom: 1px solid var(--line-soft);
    font-weight: 700;
}

.pgd-info-ico {
    display: inline-flex;
    width: 24px;
    height: 24px;
    align-items: center;
    justify-content: center;
    background: var(--primary-light);
    color: #fff;
    border-radius: 6px;
    font-size: 13px;
    font-style: normal;
}

.pgd-info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pgd-info-list li {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px dashed var(--line-soft);
    font-size: 13px;
}

.pgd-info-list li:last-child { border-bottom: 0; }

.pgd-info-list .li-label {
    color: var(--text-light);
    flex: 0 0 auto;
}

.pgd-info-list strong {
    color: #3A2E26;
    font-weight: 600;
    text-align: right;
    word-break: break-all;
}

/* 目录 */
.pgd-toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
    max-height: 360px;
    overflow-y: auto;
}

.pgd-toc-list::-webkit-scrollbar { width: 4px; }
.pgd-toc-list::-webkit-scrollbar-thumb { background: var(--line-soft); border-radius: 2px; }

.pgd-toc-item { position: relative; }

.pgd-toc-item a {
    display: block;
    padding: 8px 12px 8px 20px;
    color: #3A2E26;
    text-decoration: none;
    font-size: 13px;
    line-height: 1.6;
    border-radius: 6px;
    border-left: 3px solid transparent;
    transition: all .2s;
}

.pgd-toc-item a:hover {
    background: rgba(200, 40, 31, 0.08);
    color: var(--primary-light);
    border-left-color: var(--primary-light);
}

.pgd-toc-item.active a {
    background: rgba(200, 40, 31, 0.12);
    color: var(--primary-light);
    border-left-color: var(--primary-light);
    font-weight: 600;
}

.pgd-toc-item.pgd-toc-h3 a {
    padding-left: 32px;
    font-size: 12px;
    color: var(--text-light);
}

.pgd-toc-item.pgd-toc-h3.active a { color: var(--primary-light); }

/* CTA 卡 */
.pgd-cta-card {
    background: linear-gradient(135deg, rgba(200, 40, 31, 0.08), rgba(120, 200, 175, 0.08));
    text-align: center;
}

.pgd-cta-card p {
    color: #5B4A40;
    font-size: 14px;
    line-height: 1.7;
    margin: 0 0 16px;
}

.pgd-cta-btn,
.pgd-cta-btn-outline {
    width: 100%;
    display: block;
    margin-bottom: 10px;
    text-align: center;
}

.pgd-cta-btn-outline { margin-bottom: 0; }

/* 响应式 */
@media (max-width: 960px) {
    .pgd-layout {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .pgd-side { position: static; }
    .pgd-card { padding: 32px 32px; }
}

@media (max-width: 720px) {
    .pgd-card { padding: 24px 20px; }
    .pgd-foot-card {
        padding: 22px 24px;
        gap: 18px;
        flex-direction: column;
    }
    .pgd-foot-icon {
        width: 44px;
        height: 44px;
        font-size: 18px;
    }
    .pgd-info-card { padding: 20px 18px; }
    .pgd-meta-bar { padding: 12px 18px; }
}

.tech-section { padding-top: 32px; padding-bottom: 56px; }
/* 纵向书脊手风琴：一行一个书脊（窄条），文字横排；点击书脊 → 内容在书脊正下方"向下展开"。
   收起=一道窄横条；展开=书脊下方内容区向下流出，把下方书脊整体推开 */
.tech-acc {
    display: flex;
    flex-direction: column;
    gap: 0;
    counter-reset: tech;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}
.tech-acc-item {
    background: transparent;
    border: none;
    border-top: 1px solid var(--line-soft);
    border-radius: 0;
    overflow: hidden;
    transition: background .35s, box-shadow .35s;
    position: relative;
    /* 左侧 2px 灰竖条（收起态），激活时整条 box-shadow 撤掉，让位给顶部横条 */
    box-shadow: inset 2px 0 0 var(--line);
}
.tech-acc-item:first-child { border-top: none; }
/* 高亮条：默认隐藏的顶部 3px 金色横条（横向版本的标志性动效）。
   从左向右 scaleX 拉开，激活时由"左竖条"切换为"顶横条"，方向感明确。 */
.tech-acc-item::before {
    content: "";
    position: absolute;
    left: 0; right: 0; top: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-light) 0%, var(--gold) 50%, var(--primary-light) 100%);
    box-shadow: 0 0 14px rgba(200, 40, 31, 0.55);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform .55s cubic-bezier(.4, 0, .2, 1), box-shadow .55s ease;
}
.tech-acc-item.open::before { transform: scaleX(1); }
/* 激活时撤掉左竖条，让位给顶横条 */
.tech-acc-item.open { box-shadow: none; background: rgba(200, 40, 31, 0.07); }
.tech-acc-item:hover { background: rgba(200, 40, 31, 0.04); }
/* 头部（一行书脊）：高 48px，内边距紧凑，文字横排：序号 + 中文 + 英文 + +/× */
.tech-acc-head {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 18px;
    width: 100%;
    padding: 0 24px;
    min-height: 48px;
    cursor: pointer;
    background: none;
    border: none;
    color: inherit;
    font-family: inherit;
    text-align: left;
    transition: color .25s;
}
.tech-acc-head:hover .tech-acc-title { color: var(--primary-light); }
.tech-acc-item.open .tech-acc-title { color: var(--primary-light); }

/* 序号：14px 小巧（去掉大气色块，回到书脊标签感） */
.tech-acc-num {
    counter-increment: tech;
    flex: 0 0 auto;
    min-width: 34px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-light);
    letter-spacing: 1px;
    font-variant-numeric: tabular-nums;
    transition: color .35s;
}
.tech-acc-num::before { content: counter(tech, decimal-leading-zero); }
.tech-acc-item.open .tech-acc-num { color: var(--primary-light); }

/* 标题容器：横排 [中文]  [英文]（基线对齐，宽度自适应） */
.tech-acc-titles {
    flex: 1; min-width: 0;
    display: flex;
    align-items: baseline;
    gap: 16px;
    flex-wrap: wrap;
}
.tech-acc-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    line-height: 1.4;
    letter-spacing: 0;
    transition: color .25s;
}
.tech-acc-en {
    font-size: 10px;
    color: var(--text-light);
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: .8;
    font-weight: 500;
}

/* + / × 按钮：28×28 紧凑圆形 */
.tech-acc-arrow {
    flex: 0 0 auto;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: transparent;
    border: 1px solid var(--line);
    font-size: 16px;
    font-weight: 300;
    color: var(--text-light);
    transition: transform .5s cubic-bezier(.4, 0, .2, 1), background .35s, color .35s, border-color .35s;
    line-height: 1;
}
.tech-acc-item:hover .tech-acc-arrow { color: var(--primary-light); border-color: var(--primary-light); }
.tech-acc-item.open .tech-acc-arrow {
    transform: rotate(45deg);
    color: #fff;
    background: var(--primary-light);
    border-color: var(--primary-light);
}

/* 金色扫光层（横向版本特色）：激活瞬间从左到右扫过一次，强化"激活瞬间"的视觉强调。
   范围仅限书脊头部（top: 48px），不打扰下方内容区阅读。 */
.tech-acc-item::after {
    content: "";
    position: absolute;
    left: 0; right: 0; top: 0;
    height: 48px;                                /* 仅书脊高度 */
    pointer-events: none;
    background: linear-gradient(110deg, transparent 30%, rgba(200, 40, 31, 0.22) 50%, transparent 70%);
    transform: translateX(-101%);
    transition: transform .55s cubic-bezier(.4, 0, .2, 1) .05s;
    z-index: 0;
}
.tech-acc-item.open::after { transform: translateX(101%); }

/* 内容展开动画：JS 量取 .tech-acc-inner 高度后写入 + 双重动效
   ① height 0 → 实测（cubic-bezier 模拟自然下落）
   ② 内层 opacity 0 → 1（延迟 0.1s，先淡入再展开，柔和） */
.tech-acc-body { overflow: hidden; height: 0; transition: height .55s cubic-bezier(.4, 0, .2, 1); }
.tech-acc-item.open .tech-acc-body { height: auto; }
.tech-acc-inner {
    overflow: hidden;
    position: relative;
    z-index: 1;
    opacity: 0;
    transition: opacity .45s ease .1s;
}
.tech-acc-item.open .tech-acc-inner { opacity: 1; }

/* 内容块 stagger 入场：展开时 description → tags → products 依次"向下落" */
.tech-acc-content > p,
.tech-acc-content .tech-tags,
.tech-acc-products {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity .45s cubic-bezier(.4, 0, .2, 1), transform .45s cubic-bezier(.4, 0, .2, 1);
}
.tech-acc-item.open .tech-acc-content > p       { opacity: 1; transform: none; transition-delay: .12s; }
.tech-acc-item.open .tech-acc-content .tech-tags { opacity: 1; transform: none; transition-delay: .22s; }
.tech-acc-item.open .tech-acc-products          { opacity: 1; transform: none; transition-delay: .32s; }

/* 内容区：比书脊宽的内边距（24px 64px），强化"展开后变宽"的方向感 */
.tech-acc-content {
    padding: 24px 64px 0;
    color: var(--text-light);
    font-size: 16px;
    line-height: 1.85;
    max-width: none;
}
.tech-acc-content p { color: var(--text); margin-bottom: 0; }
.tech-acc-content .tech-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.tech-acc-content .tech-tags span {
    font-size: 12px;
    color: var(--cyan);
    background: rgba(232, 169, 74, 0.08);
    border: 1px solid rgba(232, 169, 74, 0.25);
    padding: 5px 14px;
    border-radius: 24px;
    letter-spacing: .5px;
    transition: background .25s, color .25s, transform .25s;
}
.tech-acc-content .tech-tags span:hover {
    background: rgba(232, 169, 74, 0.16);
    color: var(--primary);
    transform: translateY(-1px);
}

/* 关联产品：默认 1 列；≥720px 2 列；≥1100px 4 列 */
.tech-acc-products {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 20px 64px 28px;
}
.tech-acc-products:not(:has(.tp-card)) { display: none; }
.tp-label {
    grid-column: 1 / -1;
    font-size: 12px;
    color: var(--primary-light);
    letter-spacing: 2px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.tp-label::before {
    content: "";
    width: 18px; height: 2px;
    background: var(--glow-grad);
    box-shadow: 0 0 8px rgba(200, 40, 31, .8);
}
.tp-card {
    display: flex;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.75);
    border: 1px solid var(--line-soft);
    border-radius: 10px;
    overflow: hidden;
    transition: transform .3s, border-color .3s, background .3s, box-shadow .3s;
}
.tp-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-light);
    background: var(--card-hover);
    box-shadow: 0 12px 30px rgba(140, 92, 55, 0.35);
}
.tp-cover { aspect-ratio: 16 / 10; overflow: hidden; background: rgba(200, 40, 31, 0.08); }
.tp-cover img {
    width: 100%; height: 100%; object-fit: cover;
    transform: scale(1.12);
    transition: transform .8s cubic-bezier(.4, 0, .2, 1);
}
.tech-acc-item.open .tp-cover img { transform: scale(1); }
.tp-card:hover .tp-cover img { transform: scale(1.06); }
/* 白底成品图（cat5 护眼灯 / cat6 干预系统）：白卡承托 + contain 完整显示 */
.tp-cover--light { background: #fff; }
.tp-cover--light img { object-fit: contain; padding: 10px; transform: none; }
.tech-acc-item.open .tp-cover--light img,
.tp-card:hover .tp-cover--light img { transform: none; }
.tp-body { padding: 14px 16px 16px; }
.tp-body h4 { font-size: 15px; font-weight: 600; color: #3A2E26; margin-bottom: 4px; line-height: 1.4; }
.tp-card:hover .tp-body h4 { color: var(--cyan); }
.tp-body p {
    color: var(--text-light);
    font-size: 13px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 平板：2 列产品、内容内边距收一点 */
@media (min-width: 720px) {
    .tech-acc-head { padding: 0 28px; }
    .tech-acc-content { padding: 28px 40px 0; }
    .tech-acc-products { grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 24px 40px 32px; gap: 16px; }
}
/* 桌面：4 列产品、内容内边距宽松 */
@media (min-width: 1100px) {
    .tech-acc-content { padding: 32px 64px 0; font-size: 16px; }
    .tech-acc-products { grid-template-columns: repeat(4, minmax(0, 1fr)); padding: 28px 64px 36px; gap: 18px; }
}

/* ---------------- 资讯卡片 ---------------- */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.n-card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform .3s, border-color .3s, box-shadow .3s, background .3s;
    display: block;
    transform-style: preserve-3d;
    will-change: transform;
}
.n-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-light);
    background: var(--card-hover);
    box-shadow: 0 18px 50px rgba(140, 92, 55, 0.5), 0 0 26px rgba(200, 40, 31, 0.15);
}
.n-cover { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: #F0E7DD; }
.n-cover img { width: 100%; height: 100%; object-fit: cover; object-position: center; transition: transform .5s ease; }
.n-card:hover .n-cover img { transform: scale(1.06); }
/* 分类徽章（首页洞察精选大卡） */
.n-cat {
    position: absolute;
    top: 12px; left: 12px;
    z-index: 2;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 999px;
    box-shadow: 0 2px 10px rgba(200, 40, 31, .4);
    letter-spacing: 1px;
}
.n-body { padding: 24px 26px 28px; }
.n-date { color: var(--primary-light); font-size: 14px; margin-bottom: 10px; letter-spacing: 1px; }
.n-body h3 { font-size: 19px; margin-bottom: 10px; color: #3A2E26; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.n-card:hover .n-body h3 { color: var(--cyan); }
.n-body p { color: var(--text-light); font-size: 15px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
/* 阅读全文（大卡/快讯共用） */
.n-read {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-light);
    letter-spacing: 1px;
    transition: color .3s, gap .3s;
}
.n-card:hover .n-read { color: var(--cyan); gap: 12px; }

/* 快讯条（无图：规避异比例封面在窄容器里被严重裁切） */
.n-card--brief {
    display: flex;
    align-items: stretch;
    gap: 16px;
    padding: 22px 24px;
}
.n-card--brief:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 36px rgba(140, 92, 55, 0.18);
}
.n-brief-no {
    flex: 0 0 auto;
    padding-top: 2px;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 30px;
    font-weight: 700;
    line-height: 1;
    color: rgba(200, 40, 31, 0.16);
}
.n-brief-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}
.n-brief-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}
.n-tag-pill {
    padding: 3px 11px;
    font-size: 12px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 999px;
    letter-spacing: 1px;
}
.n-brief-meta .n-date { margin-bottom: 0; font-size: 13px; }
.n-card--brief h3 {
    font-size: 16px;
    line-height: 1.55;
    color: #3A2E26;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    overflow-wrap: break-word;
}
.n-card--brief:hover h3 { color: var(--cyan); }
.n-card--brief .n-read { margin-top: 12px; font-size: 13px; }

/* 快讯列表容器：窄屏穿透（两条快讯作为独立卡参与网格），宽屏实体化为右侧整张列表卡 */
.n-brief-list { display: contents; }

/* 洞察精选：宽屏 —— 左大卡跨两行 + 右侧两条快讯贴合为一张列表卡（仅宽屏，窄屏回退竖排） */
@media (min-width: 1025px) {
    .news-grid { grid-template-columns: 1.35fr 1fr; grid-template-rows: 1fr 1fr; gap: 24px; }
    /* 首张大卡：封面 + 正文弹性撑满，阅读全文贴底 */
    .news-grid .n-card--hero { grid-row: 1 / 3; grid-column: 1; display: flex; flex-direction: column; }
    .news-grid .n-card--hero .n-cover { aspect-ratio: 16 / 9; }
    .news-grid .n-card--hero .n-cover::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(26, 14, 6, 0) 58%, rgba(26, 14, 6, .32) 100%);
        pointer-events: none;
    }
    .news-grid .n-card--hero .n-body { flex: 1; display: flex; flex-direction: column; padding: 24px 28px 26px; }
    .news-grid .n-card--hero .n-body h3 { font-size: 22px; }
    .news-grid .n-card--hero .n-body p { -webkit-line-clamp: 2; }
    .news-grid .n-card--hero .n-read { margin-top: auto; padding-top: 14px; }
    /* 右侧两条快讯的实体列表卡 */
    .news-grid .n-brief-list {
        display: flex;
        flex-direction: column;
        grid-row: 1 / 3;
        grid-column: 2;
        background: var(--card);
        border: 1px solid var(--line-soft);
        border-radius: var(--radius);
        overflow: hidden;
    }
    .news-grid .n-brief-list .n-card--brief {
        flex: 1;
        gap: 0;
        padding: 0;
        border: 0;
        border-radius: 0;
        background: transparent;
        box-shadow: none;
        transform: none;
    }
    .news-grid .n-brief-list .n-card--brief + .n-card--brief { border-top: 1px solid var(--line-soft); }
    .news-grid .n-brief-list .n-card--brief:hover {
        transform: none;
        box-shadow: none;
        background: rgba(200, 40, 31, 0.045);
    }
    .news-grid .n-brief-no { align-self: center; padding: 0 0 0 30px; font-size: 38px; }
    .news-grid .n-brief-list .n-card--brief .n-brief-main { justify-content: center; padding: 28px 30px 28px 20px; }
    .news-grid .n-brief-list .n-card--brief h3 { font-size: 17px; line-height: 1.6; }
}

/* ---------------- 资料下载卡片 ---------------- */
.dl-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.dl-card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform .3s, border-color .3s, box-shadow .3s, background .3s;
    transform-style: preserve-3d;
    will-change: transform;
}
.dl-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary-light);
    background: var(--card-hover);
    box-shadow: 0 14px 44px rgba(140, 92, 55, 0.5), 0 0 24px rgba(200, 40, 31, 0.15);
}
.dl-cover { position: relative; aspect-ratio: 16 / 9; background: linear-gradient(135deg, rgba(143, 29, 22, 0.5), rgba(232, 169, 74, 0.25)); }
.dl-cover::after {
    content: "";
    position: absolute;
    background:
        repeating-linear-gradient(45deg, transparent 0 12px, rgba(255, 255, 255, 0.03) 12px 24px);
    inset: 0;
}
.dl-cover img { width: 100%; height: 100%; object-fit: cover; }
/* 无封面占位：仿文档缩略图（白纸 + 金色标题行 + 灰色段落行 + 折角），悬停轻抬 */
.dl-cover-doc { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; }
.dl-cover-doc .doc-sheet {
    width: 31%;
    aspect-ratio: 3 / 4;
    background: rgba(255, 255, 255, 0.94);
    border-radius: 6px;
    filter: drop-shadow(0 10px 18px rgba(46, 28, 17, 0.25));
    transform: rotate(-6deg);
    clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
    position: relative;
    transition: transform .35s;
}
/* 右上折角翻页小三角 */
.dl-cover-doc .doc-sheet::before {
    content: "";
    position: absolute;
    top: 0; right: 0;
    width: 16px; height: 16px;
    background: linear-gradient(225deg, transparent 50%, rgba(200, 40, 31, 0.28) 50%);
    border-bottom-left-radius: 3px;
}
/* 纸面内容：金色标题行 + 4 条灰色段落行（宽度渐次变化） */
.dl-cover-doc .doc-sheet::after {
    content: "";
    position: absolute;
    inset: 14% 16%;
    background:
        linear-gradient(var(--gold), var(--gold)) 0 0 / 68% 9% no-repeat,
        linear-gradient(#E4D9CD, #E4D9CD) 0 30% / 100% 7% no-repeat,
        linear-gradient(#E4D9CD, #E4D9CD) 0 46% / 84% 7% no-repeat,
        linear-gradient(#E4D9CD, #E4D9CD) 0 62% / 92% 7% no-repeat,
        linear-gradient(#E4D9CD, #E4D9CD) 0 78% / 58% 7% no-repeat;
}
.dl-card:hover .dl-cover-doc .doc-sheet { transform: rotate(-3deg) translateY(-5px); }
.d-badge {
    position: absolute;
    top: 14px; right: 14px;
    background: rgba(46, 28, 17, 0.8);
    backdrop-filter: blur(6px);
    color: var(--gold);
    font-size: 12px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 6px;
    letter-spacing: 1px;
    border: 1px solid rgba(232, 169, 74, 0.35);
    z-index: 2;
}
.dl-body { padding: 22px 24px 26px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.dl-body h3 { font-size: 18px; color: #3A2E26; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.dl-intro { color: var(--text-light); font-size: 14px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.dl-meta { color: var(--text-light); font-size: 13px; display: flex; flex-wrap: wrap; gap: 6px 12px; }
.dl-filename { word-break: break-all; }
/* 资料卡底部按钮：拉满卡片宽度并居中，避免 btn-primary / btn-outline 视觉宽度不一致导致的"歪斜" */
.dl-actions { margin-top: auto; padding-top: 8px; display: flex; }
.dl-actions .btn { flex: 1; display: flex; align-items: center; justify-content: center; padding: 12px 24px; letter-spacing: 1px; }

/* ---------------- 合作 CTA 区 ---------------- */
.contact-strip {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(ellipse 60% 90% at 50% 120%, rgba(143, 29, 22, 0.35), transparent 65%),
        radial-gradient(ellipse 40% 60% at 85% -20%, rgba(232, 169, 74, 0.15), transparent 60%),
        var(--bg-1);
    border-top: 1px solid var(--line);
    text-align: center;
}
.contact-strip .container { padding-top: 30px; padding-bottom: 30px; }
.contact-strip .section-title { font-size: 42px; background: linear-gradient(120deg, var(--primary-dark) 40%, var(--gold) 100%); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.contact-strip p { opacity: .8; font-size: 17px; margin-top: 8px; }
.contact-strip-inner { display: flex; flex-direction: column; align-items: center; gap: 30px; }
.contact-strip-info { display: flex; align-items: center; gap: 32px; flex-wrap: wrap; justify-content: center; }
.contact-strip-info a:not(.btn) { color: #3A2E26; font-size: 21px; text-shadow: 0 0 20px rgba(200, 40, 31, 0.4); }
.contact-strip-info .btn-gold { font-size: 16px; }

/* ---------------- 面包屑 ---------------- */
.breadcrumb { background: rgba(245, 235, 221, 0.35); border-bottom: 1px solid var(--line-soft); }
.breadcrumb .container { display: flex; flex-wrap: wrap; align-items: center; padding-top: 16px; padding-bottom: 16px; font-size: 14px; color: var(--text-light); gap: 8px; }
.breadcrumb a { color: var(--text-light); }
.breadcrumb a:hover { color: var(--cyan); }
.breadcrumb .cur { color: var(--primary-light); }
.breadcrumb .sep { color: rgba(138, 115, 101, 0.4); }

/* ---------------- Tabs ---------------- */
.tabs { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 40px; }
.tab {
    padding: 10px 26px;
    border-radius: 24px;
    background: var(--card);
    border: 1px solid var(--line-soft);
    color: var(--text-light);
    font-size: 15px;
    transition: .25s;
}
.tab:hover { border-color: var(--primary-light); color: var(--cyan); box-shadow: var(--glow-shadow); }
.tab.active {
    background: linear-gradient(120deg, var(--primary), var(--primary-light));
    border-color: transparent;
    color: #fff;
    box-shadow: 0 0 22px rgba(200, 40, 31, 0.35);
}

/* ---------------- 资讯列表 ---------------- */
.news-list { display: flex; flex-direction: column; gap: 28px; }
.news-item {
    display: flex;
    gap: 28px;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 26px;
    transition: .25s;
}
.news-item:hover { border-color: var(--primary-light); box-shadow: 0 12px 40px rgba(140, 92, 55, 0.45), 0 0 24px rgba(200, 40, 31, 0.12); }
.news-cover { flex: 0 0 280px; aspect-ratio: 16/9; overflow: hidden; border-radius: 10px; background: rgba(200, 40, 31, 0.08); }
.news-cover img { width: 100%; height: 100%; object-fit: cover; }
.news-body { flex: 1; display: flex; flex-direction: column; }
.news-meta { display: flex; gap: 10px; align-items: center; margin-bottom: 10px; }
.tag { font-size: 12px; padding: 2px 12px; border-radius: 10px; }
.tag-top { background: rgba(192, 57, 43, 0.18); color: #ff8a7a; border: 1px solid rgba(192, 57, 43, 0.35); }
.tag-rec { background: rgba(200, 40, 31, 0.12); color: var(--primary-light); border: 1px solid var(--line); }
.news-body h2 { font-size: 23px; margin-bottom: 10px; line-height: 1.5; }
.news-body h2 a { color: #3A2E26; }
.news-body h2 a:hover { color: var(--cyan); text-shadow: 0 0 18px rgba(232, 169, 74, 0.4); }
.news-body p { color: var(--text-light); font-size: 15px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 12px; }

/* ---------------- 详情页 ---------------- */
.page-title { font-size: 38px; margin-bottom: 30px; text-align: center; color: #3A2E26; }
.detail-head { display: flex; gap: 48px; margin-bottom: 56px; flex-wrap: wrap; }
.detail-cover { flex: 0 0 520px; max-width: 100%; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow), var(--glow-shadow); background: rgba(200, 40, 31, 0.08); }
.detail-cover img { width: 100%; object-fit: cover; }
.detail-cover--light { background: #fff; padding: 16px; }
.detail-cover--light img { object-fit: contain; height: auto; max-height: 540px; }
.detail-info { flex: 1; min-width: 300px; display: flex; flex-direction: column; justify-content: center; gap: 14px; }
.detail-info h1 { font-size: 34px; line-height: 1.4; color: #3A2E26; }
.detail-sub { color: var(--text-light); font-size: 17px; }
.detail-cat { font-size: 15px; color: var(--primary-light); }
.detail-block { margin-bottom: 48px; }
.detail-h2 {
    font-size: 26px;
    color: #3A2E26;
    padding-left: 16px;
    border-left: 5px solid;
    border-image: linear-gradient(180deg, var(--primary-light), var(--cyan)) 1;
    margin-bottom: 22px;
}
.rich-text { color: #5B4A40; }
.rich-text p { margin-bottom: 14px; }
.rich-text h2, .rich-text h3 { margin: 22px 0 12px; color: #3A2E26; }
.rich-text a { color: var(--cyan); }
.rich-text img { border-radius: 10px; margin: 12px 0; box-shadow: var(--shadow); }
.rich-text ul, .rich-text ol { padding-left: 22px; list-style: disc; margin-bottom: 14px; }
.rich-text strong { color: #3A2E26; }
.rich-text table { border-color: var(--line-soft); }

.params-table { width: 100%; border-collapse: collapse; background: var(--card); }
.params-table th, .params-table td { border: 1px solid var(--line-soft); padding: 14px 20px; font-size: 15px; text-align: left; }
.params-table th { background: rgba(200, 40, 31, 0.1); color: var(--primary-light); width: 200px; font-weight: 600; }

.doc-list { display: flex; flex-direction: column; gap: 14px; }
.doc-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: 12px;
    padding: 16px 20px;
    flex-wrap: wrap;
    transition: .25s;
}
.doc-item:hover { border-color: var(--primary-light); box-shadow: var(--glow-shadow); }
.doc-info { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.doc-info .d-badge { position: static; background: rgba(232, 169, 74, 0.1); border-color: rgba(232, 169, 74, 0.3); }
.doc-meta { color: var(--text-light); font-size: 13px; }

.prev-next { display: flex; justify-content: space-between; gap: 16px; border-top: 1px solid var(--line-soft); padding-top: 24px; flex-wrap: wrap; }
.prev-next a, .prev-next span {
    max-width: 46%;
    font-size: 14px;
    color: var(--text-light);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.prev-next a:hover { color: var(--cyan); }

/* ============== 产品详情页中部内容 ============== */
.product-head .detail-info { gap: 18px; }

.detail-cat-ico {
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--primary-light);
    border-radius: 50%;
    margin-right: 8px;
    vertical-align: middle;
}

.detail-meta {
    list-style: none;
    padding: 0;
    margin: 4px 0 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: rgba(120, 200, 175, 0.06);
    border: 1px solid var(--line-soft);
    border-radius: 8px;
    padding: 16px 20px;
}

.detail-meta li {
    display: flex;
    gap: 14px;
    font-size: 14px;
    line-height: 1.6;
}

.detail-meta-label {
    flex: 0 0 60px;
    color: var(--text-light);
}

.detail-meta-value {
    flex: 1;
    color: #3A2E26;
    font-weight: 500;
}

/* 核心亮点（型号/产地/质保为空时填充 .detail-meta） */
.detail-highlights { display: flex; flex-direction: column; gap: 11px; margin-top: 8px; }
.detail-highlights li { display: flex; align-items: center; gap: 11px; font-size: 15px; line-height: 1.4; color: #463a2e; }
.dh-check {
    flex: 0 0 20px; width: 20px; height: 20px; border-radius: 50%;
    background: linear-gradient(135deg, #e8a94a, #d5762f);
    position: relative; box-shadow: 0 3px 8px rgba(213,118,47,.35);
}
.dh-check::after {
    content: ''; position: absolute; left: 6px; top: 4px;
    width: 5px; height: 9px; border: solid #fff; border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.detail-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 6px;
}

/* 双栏布局 */
.pd-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 40px;
    align-items: start;
}

.pd-main {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.pd-block {
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 36px 40px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
    scroll-margin-top: 100px;
}

.pd-block::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 4px;
    height: 56px;
    background: linear-gradient(180deg, var(--primary-light), var(--cyan));
    border-radius: 0 4px 4px 0;
}

.pd-block-head {
    padding-bottom: 18px;
    margin-bottom: 22px;
    border-bottom: 1px dashed var(--line-soft);
}

.pd-block-tag {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 2px;
    color: var(--primary-light);
    background: rgba(200, 40, 31, 0.1);
    padding: 4px 12px;
    border-radius: 4px;
    margin-bottom: 10px;
    font-weight: 600;
}

.pd-block-title {
    font-size: 26px;
    color: #3A2E26;
    line-height: 1.4;
    margin: 0 0 6px;
    font-weight: 700;
}

.pd-block-sub {
    color: var(--text-light);
    font-size: 14px;
    margin: 0;
}

/* 右侧速览 */
.pd-side {
    position: sticky;
    top: 96px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.pd-info-card {
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 26px 24px;
    box-shadow: var(--shadow);
}

.pd-info-title {
    font-size: 17px;
    color: #3A2E26;
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 14px;
    margin-bottom: 14px;
    border-bottom: 1px solid var(--line-soft);
    font-weight: 700;
}

.pd-info-ico {
    display: inline-flex;
    width: 26px;
    height: 26px;
    align-items: center;
    justify-content: center;
    background: var(--primary-light);
    color: #fff;
    border-radius: 6px;
    font-size: 14px;
}

/* 参数表升级（在 pd-params-card 内） */
.pd-params-card .params-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: transparent;
    border: 1px solid var(--line-soft);
    border-radius: 8px;
    overflow: hidden;
    font-size: 14px;
}

.pd-params-card .params-table tr + tr td,
.pd-params-card .params-table tr + tr th { border-top: 1px solid var(--line-soft); }

.pd-params-card .params-table th {
    background: rgba(200, 40, 31, 0.08);
    color: var(--primary-light);
    width: 110px;
    font-weight: 600;
    padding: 12px 14px;
}

.pd-params-card .params-table td {
    padding: 12px 14px;
    color: #3A2E26;
    background: var(--card);
}

.pd-params-card .params-table tr:nth-child(even) td { background: rgba(120, 200, 175, 0.04); }

/* CTA 卡 */
.pd-cta-card {
    background: linear-gradient(135deg, rgba(200, 40, 31, 0.08), rgba(120, 200, 175, 0.08));
    text-align: center;
}

.pd-cta-desc {
    color: #5B4A40;
    font-size: 14px;
    line-height: 1.75;
    margin-bottom: 16px;
}

.pd-cta-btn, .pd-cta-btn-outline {
    width: 100%;
    display: block;
    margin-bottom: 10px;
    text-align: center;
}

.pd-cta-btn-outline { margin-bottom: 0; }

/* 信任列表 */
.pd-trust-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pd-trust-list li {
    position: relative;
    padding: 8px 0 8px 26px;
    color: #3A2E26;
    font-size: 14px;
    line-height: 1.7;
    border-bottom: 1px dashed var(--line-soft);
}

.pd-trust-list li:last-child { border-bottom: 0; padding-bottom: 0; }

.pd-trust-list li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    top: 8px;
    color: var(--cyan);
    font-weight: 700;
}

/* 资料块 doc-item 强化（在 pd-block 内） */
.pd-block .doc-item {
    background: transparent;
}

.pd-block .doc-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.pd-block .doc-title {
    font-size: 15px;
    color: #3A2E26;
}

.pd-block .doc-meta {
    color: var(--text-light);
    font-size: 13px;
}

/* 按钮尺寸变体 */
.btn.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

/* 响应式 */
@media (max-width: 960px) {
    .pd-layout {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .pd-side {
        position: static;
    }
    .pd-block {
        padding: 28px 24px;
    }
    .pd-block-title { font-size: 24px; }
}

@media (max-width: 720px) {
    .pd-block { padding: 24px 20px; }
    .pd-block-title { font-size: 22px; }
    .pd-info-card { padding: 22px 20px; }
    .detail-meta { padding: 14px 16px; }
    .detail-meta-label { flex-basis: 56px; }
}

/* ---------------- 文章详情 ---------------- */
.article-title { font-size: 36px; font-weight: 700; line-height: 1.5; margin-bottom: 16px; text-align: center; color: #3A2E26; }
.article-meta {
    display: flex;
    justify-content: center;
    gap: 20px;
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: 36px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--line-soft);
    position: relative;
}
.article-meta::after {
    content: "";
    position: absolute;
    bottom: -1px; left: 50%;
    transform: translateX(-50%);
    width: 80px; height: 1px;
    background: var(--glow-grad);
    box-shadow: 0 0 10px rgba(200, 40, 31, .8);
}

/* ---------------- 团队 ---------------- */
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.t-card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 40px 24px;
    text-align: center;
    transition: .3s;
    transform-style: preserve-3d;
    will-change: transform;
}
.t-card:hover { transform: translateY(-6px); border-color: var(--primary-light); box-shadow: 0 16px 44px rgba(140, 92, 55, 0.5), 0 0 28px rgba(200, 40, 31, 0.15); }
.t-avatar { width: 116px; height: 116px; border-radius: 50%; overflow: hidden; margin: 0 auto 18px; background: rgba(200, 40, 31, 0.1); border: 2px solid var(--line); position: relative; }
.t-avatar::after {
    content: "";
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 1px solid transparent;
    background: linear-gradient(120deg, rgba(200, 40, 31, 0.6), rgba(232, 169, 74, 0.3), transparent) border-box;
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity .35s;
}
.t-card:hover .t-avatar::after { opacity: 1; }
.t-avatar img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(45%); transition: filter .4s; }
.t-card:hover .t-avatar img { filter: grayscale(0); }
.t-body h3 { font-size: 20px; margin-bottom: 6px; color: #3A2E26; }
.t-title { color: var(--primary-light); font-size: 15px; margin-bottom: 5px; }
.t-research { color: var(--text-light); font-size: 14px; }
.team-head { align-items: center; }
.t-avatar-lg { flex: 0 0 240px; width: 240px; height: 240px; border-radius: 50%; box-shadow: var(--glow-shadow); overflow: hidden; background: rgba(200, 40, 31, 0.08); }
.t-avatar-lg img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }



/* ============== 团队详情页中部内容 ============== */
.td-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 40px;
    margin-bottom: 48px;
    align-items: start;
}

.td-main {
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 44px 48px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.td-main::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 60px;
    background: linear-gradient(180deg, var(--primary-light), var(--cyan));
    border-radius: 0 4px 4px 0;
}

.td-main-head {
    padding-bottom: 24px;
    margin-bottom: 28px;
    border-bottom: 1px dashed var(--line-soft);
}

.td-main-tag {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 2px;
    color: var(--primary-light);
    background: rgba(200, 40, 31, 0.1);
    padding: 4px 12px;
    border-radius: 4px;
    margin-bottom: 12px;
    font-weight: 600;
}

.td-main-title {
    font-size: 28px;
    color: #3A2E26;
    margin-bottom: 8px;
    line-height: 1.4;
    font-weight: 700;
}

.td-main-sub {
    color: var(--text-light);
    font-size: 15px;
    margin: 0;
}

.td-side {
    position: sticky;
    top: 96px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.td-info-card {
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 28px 26px;
    box-shadow: var(--shadow);
}

.td-info-title {
    font-size: 18px;
    color: #3A2E26;
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 14px;
    margin-bottom: 6px;
    border-bottom: 1px solid var(--line-soft);
    font-weight: 700;
}

.td-info-ico {
    display: inline-flex;
    width: 24px;
    height: 24px;
    align-items: center;
    justify-content: center;
    background: var(--primary-light);
    color: #fff;
    border-radius: 50%;
    font-size: 13px;
    font-style: italic;
    font-family: Georgia, serif;
    font-weight: 600;
}

.td-info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.td-info-list li {
    display: flex;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px dashed var(--line-soft);
    font-size: 15px;
    line-height: 1.65;
    align-items: flex-start;
}

.td-info-list li:last-child {
    border-bottom: 0;
    padding-bottom: 0;
}

.td-info-label {
    flex: 0 0 70px;
    color: var(--text-light);
}

.td-info-value {
    flex: 1;
    color: #3A2E26;
    font-weight: 500;
    word-break: break-word;
}

a.td-info-value {
    color: var(--primary-light);
    text-decoration: none;
    transition: color .2s;
}

a.td-info-value:hover {
    color: var(--cyan);
}

.td-quote-card {
    background: linear-gradient(135deg, rgba(200, 40, 31, 0.06), rgba(120, 200, 175, 0.06));
    text-align: center;
    padding: 32px 26px;
}

.td-quote-mark {
    font-size: 64px;
    line-height: 0.6;
    color: var(--primary-light);
    opacity: 0.45;
    margin: 0 0 8px;
    font-family: Georgia, serif;
}

.td-quote-text {
    color: #3A2E26;
    font-size: 16px;
    line-height: 1.75;
    margin: 0 0 10px;
    font-weight: 500;
}

.td-quote-from {
    color: var(--text-light);
    font-size: 13px;
    margin: 0;
}

/* ----- rich-text 强化 ----- */
.rich-text { color: #5B4A40; line-height: 1.85; font-size: 16px; }
.rich-text p { margin-bottom: 16px; }
.rich-text h2 {
    margin: 32px 0 14px;
    color: #3A2E26;
    font-size: 22px;
    padding-left: 16px;
    border-left: 5px solid var(--primary-light);
    line-height: 1.4;
}
.rich-text h3 {
    margin: 26px 0 12px;
    color: #3A2E26;
    font-size: 18px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}
.rich-text h3::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--primary-light);
    border-radius: 50%;
    flex-shrink: 0;
}
.rich-text a {
    color: var(--cyan);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color .2s;
}
.rich-text a:hover { border-bottom-color: var(--cyan); }
.rich-text img {
    border-radius: 10px;
    margin: 16px 0;
    box-shadow: var(--shadow);
    max-width: 100%;
}
.rich-text ul, .rich-text ol {
    padding-left: 24px;
    margin-bottom: 16px;
}
.rich-text ul li, .rich-text ol li {
    padding: 4px 0;
    line-height: 1.8;
}
.rich-text ul li::marker { color: var(--primary-light); }
.rich-text ol li::marker { color: var(--primary-light); font-weight: 600; }
.rich-text strong { color: #3A2E26; font-weight: 600; }
.rich-text em { color: var(--primary-light); font-style: normal; }
.rich-text blockquote {
    margin: 24px 0;
    padding: 18px 24px;
    background: rgba(200, 40, 31, 0.06);
    border-left: 4px solid var(--primary-light);
    border-radius: 6px;
    color: #3A2E26;
    font-style: italic;
}
.rich-text hr {
    border: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--line-soft), transparent);
    margin: 32px 0;
}
.rich-text table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 15px;
    background: #fff;
    border: 1px solid var(--line-soft);
    border-radius: 10px;
    overflow: hidden;
}
.rich-text thead { background: rgba(46, 125, 50, 0.08); }
.rich-text th {
    padding: 12px 14px;
    text-align: left;
    color: #3A2E26;
    font-weight: 600;
    border-bottom: 2px solid var(--line-soft);
    white-space: nowrap;
}
.rich-text td {
    padding: 11px 14px;
    border-bottom: 1px solid var(--line-soft);
    color: #5B4A40;
}
.rich-text tbody tr:last-child td { border-bottom: 0; }
.rich-text tbody tr:nth-child(even) { background: rgba(46, 125, 50, 0.03); }
/* 表格在窄屏下横向滚动，避免撑破布局 */
.rich-text .table-wrap, .insight-content .rich-text table { max-width: 100%; }
.insight-content .rich-text { overflow-x: auto; }

/* ============== 洞察详情页中部内容 ============== */
.insight-section { padding-top: 32px; }

.insight-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
    align-items: start;
}

/* 左侧主文章 */
.insight-main {
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 40px 48px 36px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.insight-main::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 4px;
    height: 60px;
    background: linear-gradient(180deg, var(--primary-light), var(--cyan));
    border-radius: 0 4px 4px 0;
}

/* 元信息条 */
.insight-meta-bar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
    padding-bottom: 18px;
    margin-bottom: 26px;
    border-bottom: 1px dashed var(--line-soft);
}

.insight-cat-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: rgba(200, 40, 31, 0.12);
    color: var(--primary-light);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    transition: background .2s;
}

.insight-cat-badge:hover {
    background: rgba(200, 40, 31, 0.22);
}

.insight-cat-dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--primary-light);
    border-radius: 50%;
}

.insight-meta-info {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--text-light);
    font-size: 13px;
    flex: 1;
    min-width: 0;
}

.insight-meta-info .dot { opacity: 0.5; }
.insight-meta-info .meta-eye { font-style: normal; margin-right: 4px; opacity: 0.8; }

.insight-meta-actions { display: inline-flex; gap: 6px; }

/* 摘要 */
.insight-summary {
    position: relative;
    padding: 22px 26px;
    margin-bottom: 28px;
    background: linear-gradient(135deg, rgba(200, 40, 31, 0.06), rgba(120, 200, 175, 0.06));
    border-left: 4px solid var(--primary-light);
    border-radius: 0 10px 10px 0;
}

.insight-summary-tag {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 2px;
    color: var(--primary-light);
    background: #fff;
    border: 1px solid rgba(200, 40, 31, 0.3);
    padding: 3px 10px;
    border-radius: 4px;
    margin-bottom: 10px;
    font-weight: 600;
}

.insight-summary p {
    margin: 0;
    color: #3A2E26;
    font-size: 16px;
    line-height: 1.85;
}

/* 封面图 */
.insight-cover {
    margin: 0 0 28px;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    background: rgba(120, 200, 175, 0.06);
}

.insight-cover img {
    width: 100%;
    display: block;
}

.insight-cover figcaption {
    padding: 12px 18px;
    background: rgba(120, 200, 175, 0.06);
    color: var(--text-light);
    font-size: 13px;
    text-align: center;
}

/* 正文 */
.insight-content {
    margin-bottom: 8px;
}

/* 文章底部 */
.insight-foot {
    margin-top: 36px;
    padding-top: 24px;
    border-top: 1px solid var(--line-soft);
}

.insight-share {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.insight-share-label {
    color: var(--text-light);
    font-size: 14px;
}

.insight-share-btns {
    display: inline-flex;
    gap: 8px;
    flex-wrap: wrap;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: var(--bg);
    border: 1px solid var(--line-soft);
    color: #3A2E26;
    border-radius: 100px;
    font-size: 13px;
    text-decoration: none;
    cursor: pointer;
    transition: all .2s;
}

.share-btn:hover {
    background: rgba(200, 40, 31, 0.1);
    border-color: var(--primary-light);
    color: var(--primary-light);
}

.share-btn i { font-style: normal; }

/* 上下篇（在 insight 内强化） */
.prev-next-insight {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    border-top: 1px dashed var(--line-soft);
    padding-top: 24px;
    border-bottom: 0;
    margin: 0;
}

.prev-next-insight .prev-next-link {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 16px 20px;
    background: var(--bg);
    border: 1px solid var(--line-soft);
    border-radius: 10px;
    color: #3A2E26;
    text-decoration: none;
    transition: all .2s;
    max-width: 100%;
    white-space: normal;
    font-size: 14px;
}

.prev-next-insight .prev-next-link:hover:not(.disabled) {
    border-color: var(--primary-light);
    box-shadow: var(--glow-shadow);
}

.prev-next-insight .prev-next-link.next {
    text-align: right;
    align-items: flex-end;
}

.prev-next-insight .prev-next-link.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.prev-next-insight .prev-next-label {
    font-size: 12px;
    color: var(--primary-light);
    letter-spacing: 1px;
}

.prev-next-insight .prev-next-title {
    font-size: 14px;
    color: #3A2E26;
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* 右侧速览栏 */
.insight-side {
    position: sticky;
    top: 96px;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.insight-info-card {
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 24px 22px;
    box-shadow: var(--shadow);
}

.insight-info-title {
    font-size: 16px;
    color: #3A2E26;
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 12px;
    margin-bottom: 14px;
    border-bottom: 1px solid var(--line-soft);
    font-weight: 700;
}

.insight-info-ico {
    display: inline-flex;
    width: 24px;
    height: 24px;
    align-items: center;
    justify-content: center;
    background: var(--primary-light);
    color: #fff;
    border-radius: 6px;
    font-size: 13px;
    font-style: normal;
}

/* 信息列表 */
.insight-info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.insight-info-list li {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px dashed var(--line-soft);
    font-size: 13px;
}

.insight-info-list li:last-child { border-bottom: 0; }

.insight-info-list .li-label {
    color: var(--text-light);
    flex: 0 0 auto;
}

.insight-info-list strong {
    color: #3A2E26;
    font-weight: 600;
    text-align: right;
    word-break: break-all;
}

/* CTA 卡 */
.insight-cta-card {
    background: linear-gradient(135deg, rgba(200, 40, 31, 0.08), rgba(120, 200, 175, 0.08));
    text-align: center;
}

.insight-cta-card p {
    color: #5B4A40;
    font-size: 14px;
    line-height: 1.7;
    margin: 0 0 16px;
}

.insight-cta-btn {
    width: 100%;
    display: block;
    margin-bottom: 10px;
    text-align: center;
}

.insight-cta-btn:last-child { margin-bottom: 0; }

/* 分类探索列表 */
.insight-cat-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.insight-cat-list li a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 9px 12px;
    color: #3A2E26;
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    transition: all .2s;
}

.insight-cat-list li a::after {
    content: '\203A';
    color: var(--text-light);
    opacity: 0.5;
}

.insight-cat-list li a:hover {
    background: rgba(200, 40, 31, 0.08);
    color: var(--primary-light);
}

.insight-cat-list li a:hover::after { color: var(--primary-light); opacity: 1; }

/* 响应式 */
@media (max-width: 960px) {
    .insight-layout {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .insight-side {
        position: static;
    }
    .insight-main {
        padding: 28px 24px 24px;
    }
}

@media (max-width: 720px) {
    .insight-main { padding: 24px 20px 20px; }
    .insight-info-card { padding: 20px 18px; }
    .insight-meta-bar { gap: 10px; }
    .insight-meta-info { width: 100%; order: 3; flex-basis: 100%; }
    .insight-meta-actions { order: 2; margin-left: auto; }
    .prev-next-insight { grid-template-columns: 1fr; }
    .prev-next-insight .prev-next-link.next { text-align: left; align-items: flex-start; }
    .insight-summary { padding: 18px 20px; }
}

/* ----- 团队详情响应式 ----- */
@media (max-width: 960px) {
    .td-layout {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .td-side {
        position: static;
        flex-direction: column;
    }
    .td-main {
        padding: 28px 24px;
    }
    .td-main-title { font-size: 24px; }
}

@media (max-width: 720px) {
    .td-main { padding: 24px 20px; }
    .td-info-card { padding: 22px 20px; }
    .td-info-list li { gap: 10px; font-size: 14px; }
    .td-info-label { flex-basis: 64px; }
}

/* ---------------- 团队 v2（Featured + Grid） ---------------- */

/* Featured scientist —— 全宽横版卡 */
.t-featured {
    display: grid;
    grid-template-columns: minmax(260px, 380px) 1fr;
    gap: 48px;
    align-items: center;
    padding: 36px 40px;
    margin-bottom: 56px;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
    transition: .3s;
    color: inherit;
}
.t-featured::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(200, 40, 31, 0.06), transparent 55%);
    pointer-events: none;
}
.t-featured::after {
    content: "FEATURED";
    position: absolute;
    top: 22px;
    right: 28px;
    font-family: 'Georgia', 'Times New Roman', serif;
    font-size: 13px;
    letter-spacing: 6px;
    color: rgba(138, 115, 101, 0.35);
}
.t-featured:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow), var(--glow-shadow);
    transform: translateY(-4px);
}
.t-featured-photo {
    aspect-ratio: 4 / 5;
    border-radius: var(--radius);
    overflow: hidden;
    background: rgba(200, 40, 31, 0.08);
    box-shadow: var(--glow-shadow);
    position: relative;
}
.t-featured-photo::after {
    content: "";
    position: absolute;
    inset: 0;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: inherit;
    pointer-events: none;
}
.t-featured-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(35%);
    transition: filter .5s, transform .6s;
}
.t-featured:hover .t-featured-photo img { filter: grayscale(0); transform: scale(1.03); }
.t-featured-info { position: relative; z-index: 1; }
.t-featured-tag {
    display: inline-block;
    padding: 6px 14px;
    background: linear-gradient(120deg, var(--primary), var(--primary-light));
    color: #fff;
    font-size: 12px;
    letter-spacing: 2px;
    border-radius: 24px;
    margin-bottom: 22px;
    box-shadow: 0 6px 18px rgba(200, 40, 31, 0.32);
}
.t-featured-info h2 {
    font-size: 38px;
    color: #3A2E26;
    margin-bottom: 8px;
    line-height: 1.25;
}
.t-featured-title {
    color: var(--primary-light);
    font-size: 18px;
    margin-bottom: 18px;
}
.t-featured-bio {
    color: var(--text-light);
    line-height: 1.85;
    margin: 22px 0 26px;
    font-size: 15px;
    max-width: 640px;
}
.t-featured-bio strong {
    color: #3A2E26;
    font-weight: 600;
}

/* 研究方向 chip */
.t-chip {
    display: inline-block;
    padding: 6px 14px;
    border: 1px solid var(--line);
    border-radius: 16px;
    color: var(--text-light);
    font-size: 13px;
    background: rgba(200, 40, 31, 0.05);
}
.t-chip-sm { padding: 4px 10px; font-size: 12px; border-radius: 14px; }

/* 成员网格 v2 —— 3 列，编号 + 人像 */
.team-grid-v2 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.t-card-v2 {
    position: relative;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 24px;
    transition: .3s;
    overflow: hidden;
    color: inherit;
}
.t-card-v2:hover {
    transform: translateY(-6px);
    border-color: var(--primary-light);
    box-shadow: 0 16px 44px rgba(140, 92, 55, 0.5), 0 0 28px rgba(200, 40, 31, 0.15);
}
.t-card-v2 .t-num {
    position: absolute;
    top: 14px;
    right: 14px;
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--primary);
    background: rgba(255, 255, 255, 0.92);
    padding: 4px 12px;
    border-radius: 100px;
    line-height: 1.4;
    transition: .3s;
    z-index: 2;
}
.t-card-v2:hover .t-num { color: rgba(200, 40, 31, 0.45); }
.t-photo {
    aspect-ratio: 3 / 4;
    border-radius: calc(var(--radius) - 4px);
    overflow: hidden;
    background: rgba(200, 40, 31, 0.08);
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}
.t-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(45%);
    transition: filter .45s, transform .55s;
}
.t-card-v2:hover .t-photo img {
    filter: grayscale(0);
    transform: scale(1.04);
}
.t-card-v2 .t-body { position: relative; z-index: 1; }
.t-card-v2 .t-body h3 {
    font-size: 22px;
    margin-bottom: 6px;
    color: #3A2E26;
    line-height: 1.35;
}
.t-card-v2 .t-title {
    color: var(--primary-light);
    font-size: 15px;
    margin-bottom: 12px;
}
.t-card-v2 .t-chip-sm { margin-top: 4px; }

/* ---------------- 联系页 ---------------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: stretch; }
.contact-info { display: flex; flex-direction: column; gap: 16px; height: 100%; }
.contact-info .contact-card { flex: 1 1 0; align-items: center; }

.contact-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 22px 24px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
    transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease, background .35s ease;
}
.contact-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary-light);
    box-shadow: 0 18px 46px rgba(140, 92, 55, 0.22);
    background: var(--card-hover);
}

.contact-card-ico {
    flex: 0 0 auto;
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
}
.contact-card-ico svg { width: 24px; height: 24px; }
.contact-card-ico--pin    { background: linear-gradient(135deg, #C8281F, #E85A4A); box-shadow: 0 8px 18px rgba(200, 40, 31, 0.32); }
.contact-card-ico--phone  { background: linear-gradient(135deg, #2BA3A6, #4FC0BF); box-shadow: 0 8px 18px rgba(43, 163, 166, 0.28); }
.contact-card-ico--mail   { background: linear-gradient(135deg, #B83024, #C8281F); box-shadow: 0 8px 18px rgba(168, 31, 23, 0.28); }
.contact-card-ico--wechat { background: linear-gradient(135deg, #1AAD19, #3DC65C); box-shadow: 0 8px 18px rgba(26, 173, 25, 0.28); }

.contact-card-body { flex: 1 1 auto; min-width: 0; }
.contact-card-body h4 {
    font-size: 16px;
    color: var(--primary-light);
    margin-bottom: 6px;
    font-weight: 600;
    letter-spacing: .5px;
}
.contact-card-body p {
    color: var(--text);
    font-size: 15px;
    line-height: 1.7;
    word-break: break-all;
}
.contact-card-body p a { color: var(--text); border-bottom: 1px dashed var(--line); transition: color .2s, border-color .2s; }
.contact-card-body p a:hover { color: var(--primary-light); border-color: var(--primary-light); }
.contact-card-meta {
    display: block;
    margin-top: 4px;
    font-size: 13px;
    color: var(--text-light);
    letter-spacing: .3px;
}

/* 微信卡片：左右并排（二维码右侧大图） */
.contact-card--wechat { align-items: center; }
.contact-card-body--qr { display: flex; flex-direction: column; gap: 8px; }
.contact-card-qr {
    width: 92px;
    height: 92px;
    border-radius: 10px;
    border: 1px solid var(--line);
    background: #fff;
    padding: 4px;
    margin-top: 6px;
    align-self: flex-start;
    transition: transform .35s ease;
}
.contact-card:hover .contact-card-qr { transform: scale(1.04); }

/* 移动端：左右收紧 */
@media (max-width: 720px) {
    .contact-card { padding: 18px 18px; }
    .contact-card-ico { width: 42px; height: 42px; border-radius: 12px; }
    .contact-card-ico svg { width: 22px; height: 22px; }
}

.contact-form-wrap { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 40px; box-shadow: var(--shadow); backdrop-filter: blur(10px); }
.contact-form-wrap h3 { font-size: 24px; margin-bottom: 6px; color: #3A2E26; }
.contact-form-tip { color: var(--text-light); font-size: 14px; margin-bottom: 24px; }

/* ---------------- 表单 ---------------- */
.form-row { margin-bottom: 18px; }
.form-row label { display: block; font-size: 14px; color: var(--text); margin-bottom: 8px; font-weight: 600; }
.form-row label em { color: #ff8a7a; font-style: normal; }
.form-row input[type="text"],
.form-row input[type="tel"],
.form-row input[type="email"],
.form-row textarea {
    width: 100%;
    padding: 13px 16px;
    border: 1px solid var(--line-soft);
    border-radius: 10px;
    font-size: 16px;
    font-family: inherit;
    outline: none;
    transition: border .25s, box-shadow .25s, background .25s;
    background: rgba(255, 255, 255, 0.7);
    color: var(--text);
}
.form-row input::placeholder, .form-row textarea::placeholder { color: rgba(138, 115, 101, 0.55); }
.form-row input:focus, .form-row textarea:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(200, 40, 31, 0.15), 0 0 20px rgba(200, 40, 31, 0.18);
}
.field-error { color: #ff8a7a; font-size: 12px; margin-top: 5px; min-height: 0; display: none; }
.field-error.show { display: block; }
.form-error { color: #ff8a7a; font-size: 13px; margin: 8px 0; display: none; }
.form-error.show { display: block; }
.form-agree { margin: 4px 0 20px; }
.agree-label { display: flex; align-items: flex-start; gap: 8px; font-size: 13px; color: var(--text-light); cursor: pointer; font-weight: 400 !important; }
.agree-label input { margin-top: 3px; accent-color: var(--primary-light); }
/* 蜜罐：视觉隐藏但非 display:none，避免部分机器人跳过 */
.up-field { position: absolute; left: -9999px; top: -9999px; height: 1px; overflow: hidden; }

/* ---------------- 分页 ---------------- */
.pagination { margin-top: 40px; text-align: center; }
.pagination ul.pagination,
.pagination .pagination { display: inline-flex; flex-wrap: wrap; gap: 8px; list-style: none; }
.pagination li { display: inline-block; }
.pagination li a, .pagination li span {
    display: inline-block;
    min-width: 42px;
    padding: 10px 14px;
    border: 1px solid var(--line-soft);
    border-radius: 10px;
    color: var(--text-light);
    font-size: 15px;
    background: var(--card);
}
.pagination li.active span { background: linear-gradient(120deg, var(--primary), var(--primary-light)); border-color: transparent; color: #fff; box-shadow: 0 0 18px rgba(200, 40, 31, 0.35); }
.pagination li.disabled span { color: rgba(138, 115, 101, 0.4); }
.pagination li a:hover { border-color: var(--primary-light); color: var(--cyan); }

/* ---------------- 弹窗 ---------------- */
.modal-mask {
    position: fixed; inset: 0;
    background: rgba(58, 40, 28, .72);
    backdrop-filter: blur(6px);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow-y: auto;
}
.modal-mask.open { display: flex; }
.modal-box {
    background: linear-gradient(180deg, #FFFFFF, #FAF2E9);
    border: 1px solid var(--line);
    border-radius: 18px;
    width: 100%;
    max-width: 520px;
    max-height: 92vh;
    overflow-y: auto;
    padding: 42px 38px;
    position: relative;
    box-shadow: 0 30px 90px rgba(140, 92, 55, 0.6), 0 0 50px rgba(200, 40, 31, 0.12);
    animation: modalIn .3s cubic-bezier(.34, 1.4, .64, 1);
}
@keyframes modalIn { from { opacity: 0; transform: translateY(24px) scale(.97); } to { opacity: 1; transform: none; } }
.modal-close {
    position: absolute; top: 14px; right: 16px;
    background: none; border: none;
    font-size: 26px; line-height: 1;
    color: var(--text-light);
    cursor: pointer;
    padding: 4px;
}
.modal-close:hover { color: var(--primary); text-shadow: 0 0 12px rgba(200, 40, 31, .5); }
.modal-head { margin-bottom: 24px; text-align: center; }
.modal-head h3 { font-size: 25px; margin-bottom: 8px; color: #3A2E26; }
.modal-head p { color: var(--text-light); font-size: 14px; }

/* ---------------- Toast ---------------- */
.toast {
    position: fixed;
    top: 100px;
    left: 50%;
    transform: translateX(-50%) translateY(-16px);
    background: rgba(255, 252, 248, .95);
    border: 1px solid var(--line);
    color: #3A2E26;
    padding: 13px 30px;
    border-radius: 10px;
    font-size: 14px;
    z-index: 1200;
    opacity: 0;
    pointer-events: none;
    transition: .3s;
    max-width: 92vw;
    text-align: center;
    box-shadow: 0 0 30px rgba(200, 40, 31, 0.25);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------------- 提示页（404类/微信引导） ---------------- */
.msg-page { text-align: center; padding: 80px 20px; }
.msg-icon {
    width: 92px; height: 92px;
    border-radius: 50%;
    margin: 0 auto 26px;
    display: flex; align-items: center; justify-content: center;
    font-size: 42px; font-weight: 700;
}
.msg-icon-warn { background: rgba(192, 57, 43, 0.15); color: #ff8a7a; box-shadow: 0 0 34px rgba(192, 57, 43, 0.2); }
.msg-icon-wx { background: rgba(200, 40, 31, 0.12); color: var(--primary-light); font-size: 24px; box-shadow: var(--glow-shadow); }
.msg-page h1 { font-size: 32px; margin-bottom: 14px; color: #3A2E26; }
.msg-page p { color: var(--text-light); margin-bottom: 30px; }

/* ---------------- 页脚 ---------------- */
.site-footer {
    position: relative;
    background: linear-gradient(180deg, #2A1C14, #1C120C);
    color: rgba(230, 242, 238, .72);
    border-top: 1px solid var(--line-soft);
}
.site-footer::before {
    content: "";
    position: absolute;
    top: -1px; left: 50%;
    transform: translateX(-50%);
    width: 340px; height: 1px;
    background: var(--glow-grad);
    box-shadow: 0 0 22px rgba(200, 40, 31, 0.9);
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; padding: 66px 24px 36px; }
.footer-grid.has-qr { grid-template-columns: 1.4fr 1fr 1fr auto; gap: 44px; }
.footer-logo { color: #fff; font-size: 24px; font-weight: 700; margin-bottom: 14px; }
.footer-info p { font-size: 14px; margin-bottom: 5px; }
.footer-col h4 { color: #fff; font-size: 16px; margin-bottom: 16px; }
.footer-col p { font-size: 14px; margin-bottom: 9px; }
.footer-col a { color: rgba(230, 242, 238, .68); }
.footer-col a:hover { color: var(--cyan); text-shadow: 0 0 14px rgba(232, 169, 74, 0.5); }
.footer-quick li { margin-bottom: 9px; }
.footer-friend { border-top: 1px solid rgba(138, 115, 101, 0.12); padding: 16px 24px; font-size: 13px; display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; }
.footer-friend a { color: rgba(230, 242, 238, .5); }
.footer-friend a:hover { color: var(--cyan); }
.footer-bar { border-top: 1px solid rgba(138, 115, 101, 0.12); padding: 18px 24px; text-align: center; font-size: 13px; color: rgba(230, 242, 238, .45); }

/* 公网安备：警徽图标与备案号文字同行对齐
   注意：全局 img 为 display:block（L70），此处必须改回行内，否则图标独占一行贴左、
   vertical-align 失效、备案号被挤到下一行 */
.footer-bar .beian-gongan { white-space: nowrap; }
.footer-bar .beian-gongan img { display: inline-block; width: 16px; height: auto; vertical-align: middle; margin-right: 4px; border: 0; }

/* 公众号二维码：深色页脚上用白底卡片保证扫码识别率 */
.footer-qr { text-align: left; }
.footer-qr .qr-box {
    display: block;
    width: 132px; height: 132px;
    padding: 8px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 28px rgba(0, 0, 0, .38);
    transition: transform .35s cubic-bezier(.2, .6, .3, 1), box-shadow .35s ease;
}
.footer-qr .qr-box img { display: block; width: 100%; height: 100%; object-fit: contain; }
.footer-qr .qr-box:hover { transform: translateY(-4px); box-shadow: 0 14px 34px rgba(200, 40, 31, .4); }
.footer-qr .qr-name { margin-top: 12px; margin-bottom: 4px; color: #fff; font-size: 14px; font-weight: 600; }
.footer-qr .qr-desc { font-size: 12px; color: rgba(230, 242, 238, .5); }

/* ---------------- 返回顶部 ---------------- */
.scroll-top {
    position: fixed;
    right: 26px; bottom: 30px;
    width: 46px; height: 46px;
    border-radius: 12px;
    border: 1px solid var(--line);
    background: rgba(255, 252, 248, 0.85);
    backdrop-filter: blur(10px);
    color: var(--primary-light);
    font-size: 19px;
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px);
    transition: .3s;
    z-index: 90;
    box-shadow: var(--shadow);
}
.scroll-top.show { opacity: 1; pointer-events: auto; transform: none; }
.scroll-top:hover { color: var(--cyan); border-color: var(--primary-light); box-shadow: var(--glow-shadow); }

/* ---------------- 滚动渐入（JS 注入 .reveal） ---------------- */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .7s cubic-bezier(.2, .6, .3, 1), transform .7s cubic-bezier(.2, .6, .3, 1); }
.reveal.reveal-left { transform: translateX(-36px); }
.reveal.reveal-right { transform: translateX(36px); }
.reveal.reveal-scale { transform: scale(.92); }
.reveal.in { opacity: 1; transform: none; }

/* =====================================================================
 * 翻页动效层：滚动节奏 / 视差 / 区块转场
 * 原则：只动 transform、opacity 与少量 background-position，滚动期不触发布局回流
 * 兼容目标含旧版 Chromium（Edge 90）：不使用 :has()、scroll-timeline、color-mix
 * ===================================================================== */

/* ---------------- 顶部阅读进度光条 ---------------- */
.read-bar {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 2px;
    z-index: 130;
    pointer-events: none;
}
.read-bar i {
    display: block;
    width: 100%; height: 100%;
    transform: scaleX(0);
    transform-origin: 0 50%;
    background: var(--glow-grad);
    box-shadow: 0 0 12px rgba(200, 40, 31, .85);
}

/* ---------------- 标题节奏：字距收拢 + 标签光条生长 ---------------- */
.section-title { transition: letter-spacing 1.1s cubic-bezier(.2, .6, .3, 1); }
.section-tag { transition: letter-spacing .9s cubic-bezier(.2, .6, .3, 1), opacity .7s ease; }
.section-tag::before { transition: width .8s cubic-bezier(.2, .6, .3, 1); }
.reveal:not(.in) .section-title { letter-spacing: 5px; }
.reveal:not(.in) .section-tag { letter-spacing: 9px; opacity: .18; }
.reveal:not(.in) .section-tag::before { width: 0; }

/* 从上方回滚进入的元素：改由上向下落 */
.reveal.from-top:not(.reveal-left):not(.reveal-right):not(.reveal-scale):not(.in) { transform: translateY(-34px); }

/* ---------------- 首屏退场（滚动时画面下沉放大、文案上移淡出） ---------------- */
.banner-track { will-change: transform; }
.hero-scroll-cue { transition: opacity .25s linear; }

/* ---------------- 图片视差（JS 只在此类元素上写 transform） ---------------- */
.n-cover img, .dl-cover img, .about-visual img { backface-visibility: hidden; }
.dl-cover { overflow: hidden; }   /* 视差放大后由封面自己裁剪，避免压到下方文案 */

/* ---------------- 区块交界光带（JS 注入 .section-divider） ---------------- */
.section-divider {
    position: absolute;
    top: 0; left: 0; right: 0;
    width: min(1120px, 86%);
    height: 1px;
    margin: 0 auto;
    z-index: 3;
    pointer-events: none;
    opacity: 0;
    transform: scaleX(.16);
    transform-origin: 50% 50%;
    background: linear-gradient(90deg, transparent, rgba(200, 40, 31, .7) 30%, rgba(232, 169, 74, .95) 50%, rgba(200, 40, 31, .7) 70%, transparent);
    box-shadow: 0 0 14px rgba(200, 40, 31, .55);
    transition: opacity .9s ease, transform 1.1s cubic-bezier(.2, .6, .3, 1);
}
.section.seen .section-divider { opacity: .9; transform: scaleX(1); }

/* ---------------- 统计条光扫（JS 注入 .stats-beam） ---------------- */
.stats-bar { overflow: hidden; }
.stats-beam {
    position: absolute;
    top: 0; bottom: 0; left: 0;
    width: 240px;
    pointer-events: none;
    opacity: 0;
    transform: translate3d(-260px, 0, 0) skewX(-14deg);
    background: linear-gradient(90deg, rgba(255, 208, 150, 0), rgba(255, 208, 150, .5), rgba(255, 208, 150, 0));
}
.stats-bar.beam .stats-beam { animation: statsBeam 1.5s cubic-bezier(.35, .4, .3, 1) .1s 1 both; }
@keyframes statsBeam {
    0%   { opacity: 0; transform: translate3d(-260px, 0, 0) skewX(-14deg); }
    18%  { opacity: 1; }
    100% { opacity: 0; transform: translate3d(100vw, 0, 0) skewX(-14deg); }
}

/* ---------------- 产品精选：仅在视口内播放，重回视口即重播 ---------------- */
.pf-stage.js-pf .pf-slide.is-active .pf-media { animation: none; }
.pf-stage.js-pf.is-live .pf-slide.is-active .pf-media { animation: pfKenBurns 9s ease-out forwards; }
.pf-stage.js-pf .pf-bar.is-current i { animation: none; }
.pf-stage.js-pf.is-live .pf-bar.is-current i { animation: pfBarFill 6s linear forwards; }

/* ---------------- 尾部 CTA：按钮呼吸光晕（进入视口后启动） ---------------- */
.contact-strip-inner.in .btn-gold { animation: ctaGlow 3.6s ease-in-out infinite; }
@keyframes ctaGlow {
    0%, 100% { box-shadow: 0 0 26px rgba(232, 169, 74, .3); }
    50%      { box-shadow: 0 0 44px rgba(232, 169, 74, .62); }
}

/* ---------------- 移动端收敛（窄屏只保留纵向淡化，避免横向溢出） ---------------- */
@media (max-width: 900px) {
    .pf-nav.reveal.reveal-right { transform: translateY(24px); }
    .pf-nav.reveal.in { transform: none; }
    .section-divider { width: 90%; }
    .stats-beam { width: 160px; }
}

/* ---------------- 响应式 ---------------- */
@media (max-width: 1024px) {
    .card-grid { grid-template-columns: repeat(2, 1fr); }
    .card-grid.grid-4 { grid-template-columns: repeat(2, 1fr); }
    .dl-grid { grid-template-columns: repeat(2, 1fr); }
    .team-grid { grid-template-columns: repeat(3, 1fr); }
    .team-grid-v2 { grid-template-columns: repeat(2, 1fr); }
    .news-grid { grid-template-columns: repeat(2, 1fr); }
    .news-grid .n-card--hero { grid-column: 1 / -1; }
    .detail-cover { flex-basis: 100%; }
    .t-featured { grid-template-columns: minmax(220px, 320px) 1fr; gap: 32px; padding: 28px 32px; }
    .t-featured::after { right: 22px; top: 18px; }
    .banner-slide { min-height: 520px; }
    .footer-grid, .footer-grid.has-qr { grid-template-columns: 1fr 1fr; gap: 36px; }
    .banner-caption h2 { font-size: 44px; }
    /* 产品精选：收窄导航栏 */
    .pf-stage { grid-template-columns: minmax(0, 1fr) 280px; grid-template-rows: 520px auto; gap: 18px; }
    .pf-info { padding: 0 34px 34px; }
    .pf-name { font-size: 30px; }
    .pf-sub { font-size: 15px; margin-bottom: 18px; }
    .pf-specs { margin-bottom: 22px; }
    .pf-nav { padding: 10px 12px 10px 16px; gap: 11px; }
    .pf-nav-thumb { flex-basis: 48px; width: 48px; height: 48px; }
    .pf-nav-name { font-size: 14px; }
    .pf-nav-sub { font-size: 12px; }
}

/* 产品精选：<=900px 切换为「主卡在上 + 横向滑动胶囊条」 */
@media (max-width: 900px) {
    .pf-stage { display: block; }
    .pf-aura { display: none; }
    .pf-main { height: 430px; border-radius: 18px; }
    .pf-info { padding: 0 26px 28px; }
    .pf-idx { margin-bottom: 10px; }
    .pf-idx span { font-size: 24px; }
    .pf-name { font-size: 26px; margin-bottom: 8px; }
    .pf-sub { font-size: 14px; margin-bottom: 16px; }
    .pf-spec { padding: 6px 12px; font-size: 12px; }
    .pf-specs { margin-bottom: 18px; }
    .pf-cta { padding: 11px 24px; font-size: 14px; }
    .pf-rail {
        margin-top: 16px;
        flex-direction: row;
        gap: 10px;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    .pf-rail::-webkit-scrollbar { display: none; }
    .pf-nav { flex: 0 0 auto; width: 236px; scroll-snap-align: start; }
    .pf-progress { margin-top: 14px; }
}

@media (max-width: 768px) {
    .section { padding: 52px 0; }
    .section-title { font-size: 30px; }
    .banner-slide { min-height: 440px; }
    .banner-caption h2 { font-size: 28px; letter-spacing: 1px; }
    .banner-caption p { font-size: 15px; margin-bottom: 22px; }
    .banner-caption .btn { padding: 12px 30px; font-size: 15px; margin-right: 0; margin-bottom: 10px; }
    .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 30px; }
    .tech-grid, .news-grid, .dl-grid, .team-grid { grid-template-columns: 1fr 1fr; }
    .team-grid-v2 { grid-template-columns: 1fr 1fr; }
    .t-featured { grid-template-columns: 1fr; gap: 24px; padding: 24px; }
    .t-featured-photo { max-width: 280px; margin: 0 auto; }
    .t-featured-info h2 { font-size: 30px; }
    .footer-grid, .footer-grid.has-qr { grid-template-columns: 1fr 1fr; }
    .news-item { flex-direction: column; }
    .news-cover { flex-basis: auto; width: 100%; }
    .stats-grid { flex-direction: row; flex-wrap: wrap; }
    .stat-item { min-width: 44%; padding: 8px 14px; }
    .stat-num { font-size: 34px; }
    .page-title, .article-title { font-size: 28px; }
    .contact-form-wrap { padding: 28px 20px; }
    .contact-strip .section-title { font-size: 32px; }
    /* 手风琴移动端：紧凑但保持"卡片化"视觉 */
    .tech-acc { gap: 10px; }
    .tech-acc-head { padding: 18px 20px; gap: 14px; }
    .tech-acc-num { width: 44px; height: 44px; font-size: 18px; border-radius: 12px; }
    .tech-acc-titles { gap: 2px; }
    .tech-acc-title { font-size: 18px; }
    .tech-acc-en { font-size: 11px; letter-spacing: 2px; }
    .tech-acc-arrow { width: 36px; height: 36px; font-size: 18px; }
    .tech-acc-content { padding: 0 20px 20px 20px; font-size: 15px; line-height: 1.8; }
    .tech-acc-products { padding: 6px 20px 24px; grid-template-columns: 1fr; gap: 14px; }

    /* 移动端导航 */
    .nav-toggle { display: block; }
    .main-nav {
        display: none;
        position: absolute;
        top: 100%; left: 0; right: 0;
        background: rgba(251, 247, 242, 0.97);
        backdrop-filter: blur(18px);
        border-bottom: 1px solid var(--line);
        box-shadow: var(--shadow);
        max-height: 70vh;
        overflow-y: auto;
    }
    .main-nav.open { display: block; }
    .main-nav > ul { flex-direction: column; }
    .site-header.scrolled .nav-item > a, .nav-item > a { padding: 14px 24px; border-top: 1px solid var(--line-soft); font-size: 16px; }
    .nav-item > a::after { display: none; }
    .nav-item.has-drop > a::after { display: inline; }
    .dropdown {
        display: block;
        position: static;
        border: none;
        box-shadow: none;
        background: rgba(200, 40, 31, 0.05);
        border-radius: 0;
        backdrop-filter: none;
        padding: 0;
        animation: none;
    }
    .dropdown a { padding: 11px 36px; }
    .header-inner, .site-header.scrolled .header-inner { height: 64px; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .tech-grid, .news-grid, .dl-grid, .team-grid, .card-grid, .card-grid.grid-4 { grid-template-columns: 1fr; }
    .team-grid-v2 { grid-template-columns: 1fr; }
    .t-featured-info h2 { font-size: 26px; }
    .t-featured::after { font-size: 11px; letter-spacing: 4px; }
    .footer-grid, .footer-grid.has-qr { grid-template-columns: 1fr; gap: 28px; }
    .banner-slide { min-height: 400px; }
    .banner-caption h2 { font-size: 24px; }
    .section-title { font-size: 26px; }
    .detail-info h1, .article-title, .page-title { font-size: 24px; }
    .stat-item { min-width: 100%; }
    .stat-num { font-size: 32px; }
    .contact-strip-info { flex-direction: column; gap: 16px; }
    .modal-box { padding: 30px 20px; }
    .t-avatar-lg { flex-basis: 150px; width: 150px; height: 150px; }
    .prev-next a, .prev-next span { max-width: 100%; }
    .scroll-top { right: 14px; bottom: 18px; }
    .logo-text { font-size: 19px; }

    /* 产品精选：进一步压缩主卡信息区 */
    .pf-main { height: 380px; }
    .pf-info { padding: 0 18px 22px; }
    .pf-idx span { font-size: 20px; }
    .pf-name { font-size: 21px; }
    .pf-sub { font-size: 13px; margin-bottom: 14px; }
    .pf-specs { gap: 6px; margin-bottom: 16px; }
    .pf-spec { padding: 5px 10px; font-size: 11px; gap: 5px; }
    .pf-cta { padding: 10px 20px; font-size: 13px; }
    .pf-nav { width: 200px; }
}

/* ---------------- 动效降级（无障碍） ---------------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }
    html { scroll-behavior: auto; }
    .reveal, .reveal.reveal-left, .reveal.reveal-right, .reveal.reveal-scale { opacity: 1 !important; transform: none !important; }
    .reveal:not(.in) .section-title, .reveal:not(.in) .section-tag { letter-spacing: normal; opacity: 1; }
    .reveal:not(.in) .section-tag::before { width: 26px; }
    .hero-particles { display: none; }
    .read-bar, .section-divider, .stats-beam { display: none !important; }
    .banner-track, .hero-scroll-cue { will-change: auto; }
    .contact-strip-inner.in .btn-gold { animation: none; }
}

/* ============================================================
   关于我们页（page-hero / mission / timeline / team-section）
   ============================================================ */

/* ---- Hero 顶部区 ---- */
.page-hero {
    position: relative;
    min-height: 460px;
    overflow: hidden;
    background: #3a2e26;
    color: #fff;
    isolation: isolate;
}
.page-hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    z-index: 0;
    transform: scale(1.04);
    animation: heroBgZoom 14s ease-in-out infinite alternate;
}
.page-hero-bg-fallback {
    background: linear-gradient(135deg, #3a2e26 0%, #7a4a2a 55%, #e8a33d 130%);
}
@keyframes heroBgZoom {
    from { transform: scale(1.04); }
    to   { transform: scale(1.12); }
}
.page-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(58,46,38,.55) 0%, rgba(58,46,38,.7) 70%, rgba(58,46,38,.85) 100%);
    z-index: 1;
}
.page-hero > .hero-particles { z-index: 2; }
.page-hero-inner {
    position: relative;
    z-index: 3;
    padding-top: 140px;
    padding-bottom: 120px;
    text-align: center;
}
.page-hero-tag {
    justify-content: center;
    color: rgba(255, 246, 235, .85);
    margin-bottom: 16px;
}
.page-hero-tag::before { box-shadow: 0 0 12px rgba(232, 169, 74, .9); }
.page-hero-title {
    color: #fff;
    font-size: 54px;
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: 2px;
    margin-bottom: 18px;
    text-shadow: 0 4px 24px rgba(0, 0, 0, .35);
}
.page-hero-slogan {
    color: var(--cyan);
    font-size: 24px;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 10px;
}
.page-hero-desc {
    color: rgba(255, 246, 235, .82);
    font-size: 17px;
    max-width: 640px;
    margin: 0 auto;
}

/* ---- section-head 居中变体 ---- */
.section-head-center {
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-bottom: 56px;
}
.section-head-center > div { display: flex; flex-direction: column; align-items: center; }
.section-head-center .section-tag { justify-content: center; }

/* ---- 使命 / 愿景 / 价值观 ---- */
.mission-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.mission-card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 44px 32px 38px;
    text-align: center;
    transition: transform .35s, box-shadow .35s, border-color .35s;
    overflow: hidden;
}
.mission-card::before {
    content: "";
    position: absolute;
    inset: -1px;
    border-radius: var(--radius);
    background: linear-gradient(135deg, rgba(200,40,31,.5), rgba(232,169,74,.5));
    opacity: 0;
    transition: opacity .4s;
    z-index: -1;
}
.mission-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary-light);
    box-shadow: 0 16px 44px rgba(140, 92, 55, .45), 0 0 28px rgba(200, 40, 31, .18);
}
.mission-icon {
    font-size: 44px;
    line-height: 1;
    margin-bottom: 14px;
    background: linear-gradient(180deg, var(--primary-dark), var(--primary-light));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 8px rgba(200, 40, 31, .35));
}
.mission-tag {
    color: var(--primary-light);
    font-size: 13px;
    letter-spacing: 4px;
    font-weight: 600;
    margin-bottom: 8px;
}
.mission-card h3 {
    font-size: 22px;
    color: #3A2E26;
    margin-bottom: 14px;
}
.mission-card p {
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.85;
}

/* ---- 发展历程时间线 ---- */
.timeline {
    position: relative;
    max-width: 880px;
    margin: 0 auto;
    padding: 20px 0 20px 30px;
}
.timeline::before {
    content: "";
    position: absolute;
    left: 90px;
    top: 0; bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, transparent, var(--primary-light) 8%, var(--cyan) 50%, var(--primary-light) 92%, transparent);
    opacity: .55;
}
.timeline-item {
    position: relative;
    display: grid;
    grid-template-columns: 110px 1fr;
    align-items: start;
    gap: 40px;
    padding: 22px 0;
}
.timeline-dot {
    position: absolute;
    /* left: 84px; */
    top: 30px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary-light);
    box-shadow: 0 0 0 4px rgba(200, 40, 31, .18), 0 0 12px rgba(200, 40, 31, .55);
    z-index: 1;
}
.timeline-year {
    font-size: 28px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-light);
    background: linear-gradient(180deg, var(--primary-dark), var(--primary-light));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-align: right;
    padding-right: 10px;
}
.timeline-body {
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 18px 24px;
    transition: transform .3s, border-color .3s, box-shadow .3s;
    position: relative;
}
.timeline-body::before {
    content: "";
    position: absolute;
    left: -8px; top: 28px;
    border: 6px solid transparent;
    border-right-color: var(--line-soft);
}
.timeline-item:hover .timeline-body {
    transform: translateX(4px);
    border-color: var(--primary-light);
    box-shadow: 0 8px 24px rgba(140, 92, 55, .25);
}
.timeline-body h4 {
    font-size: 18px;
    color: #3A2E26;
    margin-bottom: 6px;
}
.timeline-body p {
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.75;
}

/* ---- 响应式 ---- */
@media (max-width: 991px) {
    .mission-grid { grid-template-columns: 1fr; gap: 20px; }
    .page-hero { min-height: 360px; }
    .page-hero-inner { padding-top: 100px; padding-bottom: 90px; }
    .page-hero-title { font-size: 38px; letter-spacing: 1px; }
    .page-hero-slogan { font-size: 19px; }
    .timeline { padding-left: 20px; max-width: 100%; }
    .timeline::before { left: 18px; }
    .timeline-item { grid-template-columns: 1fr; gap: 8px; padding-left: 36px; }
    .timeline-dot { left: 12px; top: 28px; }
    .timeline-year { text-align: left; padding-right: 0; font-size: 22px; }
    .timeline-body::before { display: none; }
}
@media (max-width: 576px) {
    .page-hero { min-height: 320px; }
    .page-hero-inner { padding-top: 80px; padding-bottom: 70px; }
    .page-hero-title { font-size: 30px; }
    .page-hero-slogan { font-size: 17px; letter-spacing: 1px; }
    .page-hero-desc { font-size: 15px; }
    .mission-card { padding: 32px 22px 28px; }
}

/* ============================================================
   /page/technology 专属样式 v2
   ============================================================ */

/* ---- S1 — PBM 5 步流程 ---- */
.pbm-steps-section .section-title { margin-bottom: 14px; }
.pbm-steps {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 22px;
    margin-top: 8px;
}
.pbm-step {
    position: relative;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    padding: 36px 22px 32px;
    text-align: center;
    transition: transform .35s, border-color .35s, box-shadow .35s;
}
.pbm-step:hover {
    transform: translateY(-6px);
    border-color: var(--primary-light);
    box-shadow: 0 16px 44px rgba(140, 92, 55, .35), 0 0 28px rgba(200, 40, 31, .15);
}
.pbm-step-num {
    font-size: 48px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 18px;
    background: linear-gradient(180deg, var(--primary-dark), var(--primary-light));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
    font-family: 'DIN', 'Inter', system-ui, sans-serif;
}
.pbm-step-title {
    font-size: 18px;
    font-weight: 600;
    color: #3A2E26;
    margin-bottom: 12px;
    line-height: 1.4;
}
.pbm-step-title b {
    color: var(--primary-light);
    font-weight: 700;
}
.pbm-step-desc {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.75;
}

/* ---- S4 — 四大应用领域 2×2 ---- */
.app-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 26px;
    margin-top: 8px;
}
.app-card {
    display: grid;
    grid-template-columns: 88px 1fr;
    gap: 22px;
    padding: 32px 30px;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    transition: transform .35s, border-color .35s, box-shadow .35s;
}
.app-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-light);
    box-shadow: 0 14px 38px rgba(140, 92, 55, .30), 0 0 24px rgba(200, 40, 31, .12);
}
.app-card-icon {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    box-shadow: 0 6px 18px rgba(200, 40, 31, .35);
}
.app-card-body { min-width: 0; }
.app-card-title {
    font-size: 22px;
    font-weight: 600;
    color: #3A2E26;
    margin-bottom: 8px;
}
.app-card-desc {
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 14px;
}
.app-card-list {
    list-style: none;
    padding: 14px 0 0;
    margin: 0;
    border-top: 1px dashed var(--line-soft);
}
.app-card-list li {
    position: relative;
    padding: 5px 0 5px 18px;
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.65;
}
.app-card-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 14px;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--cyan);
    box-shadow: 0 0 6px rgba(232, 169, 74, .5);
}

/* ---- S5 — 光谱与剂量体系（图左文右） ---- */
.spectrum-section { background: linear-gradient(180deg, rgba(245, 235, 221, 0.55), rgba(251, 247, 242, 0.3)); }
.spectrum-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.spectrum-text .section-title { margin-bottom: 16px; }
.spectrum-desc {
    color: var(--text-light);
    font-size: 16px;
    line-height: 1.85;
    margin-bottom: 26px;
}
.spectrum-features {
    list-style: none;
    padding: 0;
    margin: 0 0 24px;
}
.spectrum-features li {
    padding: 16px 0;
    border-top: 1px solid var(--line-soft);
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 18px;
    align-items: baseline;
}
.spectrum-features li:last-child { border-bottom: 1px solid var(--line-soft); }
.spectrum-features b {
    color: var(--primary-light);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 1px;
}
.spectrum-features span {
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.7;
}
.spectrum-italic {
    font-style: italic;
    color: var(--text-light);
    font-size: 15px;
    padding: 18px 22px;
    border-left: 3px solid var(--cyan);
    background: rgba(232, 169, 74, 0.06);
    border-radius: 0 8px 8px 0;
}
.spectrum-visual-inner {
    aspect-ratio: 4 / 3;
    border-radius: var(--radius);
    background:
        radial-gradient(circle at 30% 40%, rgba(200, 40, 31, .35), transparent 55%),
        radial-gradient(circle at 70% 60%, rgba(232, 169, 74, .28), transparent 60%),
        linear-gradient(135deg, #1a2332 0%, #2a3a52 50%, #3a4a72 100%);
    box-shadow: 0 24px 60px rgba(26, 35, 50, .35);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}
.spectrum-visual-inner::before {
    content: "";
    position: absolute;
    left: 8%; right: 8%; top: 48%; bottom: 48%;
    background:
        radial-gradient(circle, #ff5252 0 4px, transparent 5px) 0 0 / 24% 100% no-repeat,
        radial-gradient(circle, #ff5252 0 4px, transparent 5px) 25% 0 / 24% 100% no-repeat,
        radial-gradient(circle, #ff8a3d 0 4px, transparent 5px) 50% 0 / 24% 100% no-repeat,
        radial-gradient(circle, #ffb74d 0 4px, transparent 5px) 75% 0 / 24% 100% no-repeat;
    filter: drop-shadow(0 0 6px rgba(255, 138, 61, .6));
    animation: spectrumPulse 3s ease-in-out infinite;
}
@keyframes spectrumPulse {
    0%, 100% { opacity: .85; }
    50% { opacity: 1; }
}
.spectrum-visual-caption {
    position: relative;
    z-index: 1;
    text-align: center;
    color: #fff;
    margin-top: 30px;
}
.spectrum-visual-caption .big {
    font-size: 44px;
    font-weight: 700;
    letter-spacing: 6px;
    background: linear-gradient(90deg, #ff5252 0%, #ff8a3d 30%, #ffb74d 60%, #fff176 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
}
.spectrum-visual-caption .sm {
    font-size: 13px;
    letter-spacing: 4px;
    opacity: .8;
    text-transform: uppercase;
}

/* ---- S6 — 研究动态 ---- */
.research-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 26px;
}
.research-card {
    display: grid;
    grid-template-columns: 220px 1fr;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform .35s, border-color .35s, box-shadow .35s;
}
.research-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-light);
    box-shadow: 0 14px 38px rgba(140, 92, 55, .30);
}
.research-card-cover {
    width: 220px;
    aspect-ratio: 4 / 3;
    background: rgba(200, 40, 31, .08);
    overflow: hidden;
}
.research-card-cover img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .5s;
}
.research-card:hover .research-card-cover img { transform: scale(1.06); }
.research-card-body {
    padding: 22px 26px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.research-card-body .n-date {
    color: var(--primary-light);
    font-size: 12px;
    letter-spacing: 2px;
    margin-bottom: 8px;
    font-weight: 600;
}
.research-card-body h3 {
    font-size: 18px;
    font-weight: 600;
    color: #3A2E26;
    line-height: 1.45;
    margin-bottom: 8px;
    transition: color .25s;
}
.research-card:hover .research-card-body h3 { color: var(--cyan); }
.research-card-desc {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ---- 响应式 ---- */
@media (max-width: 1199px) {
    .pbm-steps { grid-template-columns: repeat(3, 1fr); }
    .spectrum-grid { grid-template-columns: 1fr; gap: 40px; }
    .research-grid { grid-template-columns: 1fr; }
    .research-card { grid-template-columns: 240px 1fr; }
}
@media (max-width: 768px) {
    .pbm-steps { grid-template-columns: 1fr 1fr; gap: 14px; }
    .pbm-step { padding: 26px 18px 22px; }
    .pbm-step-num { font-size: 38px; margin-bottom: 12px; }
    .pbm-step-title { font-size: 16px; }
    .app-grid { grid-template-columns: 1fr; gap: 18px; }
    .app-card { grid-template-columns: 64px 1fr; padding: 22px; gap: 16px; }
    .app-card-icon { width: 64px; height: 64px; font-size: 22px; }
    .app-card-title { font-size: 19px; }
    .spectrum-features li { grid-template-columns: 1fr; gap: 4px; padding: 14px 0; }
    .spectrum-visual-caption .big { font-size: 30px; letter-spacing: 3px; }
    .research-card { grid-template-columns: 1fr; }
    .research-card-cover { width: 100%; aspect-ratio: 16/9; }
}
@media (max-width: 480px) {
    .pbm-steps { grid-template-columns: 1fr; }
}

/* ============================================================
   专利及荣誉 · 分类横向轮播（/page/about）
   ============================================================ */
.honor-section { background: linear-gradient(180deg, rgba(245, 235, 221, 0.45), rgba(251, 247, 242, 0.2)); }

/* ---- 分类 Tab ---- */
.honor-tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
    margin-bottom: 40px;
}
.honor-tab {
    appearance: none;
    border: 1px solid var(--line-soft);
    background: var(--card);
    color: var(--text-light);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 2px;
    padding: 10px 30px;
    border-radius: 999px;
    cursor: pointer;
    transition: color .25s, border-color .25s, background .25s, box-shadow .25s, transform .25s;
}
.honor-tab:hover {
    color: var(--primary-light);
    border-color: var(--primary-light);
    transform: translateY(-2px);
}
.honor-tab.active {
    color: #fff;
    border-color: transparent;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    box-shadow: 0 6px 18px rgba(200, 40, 31, .35);
}

/* ============ 首页改版新增区块 ============ */

/* 认证徽章条 */
.trust-bar {
    background: #fff;
    border-bottom: 1px solid var(--line-soft);
    padding: 28px 0;
}
.trust-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}
.trust-item {
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: center;
}
.trust-ico {
    flex: 0 0 44px;
    width: 44px; height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    box-shadow: 0 4px 12px rgba(200, 40, 31, .28);
}
.trust-text { display: flex; flex-direction: column; line-height: 1.3; }
.trust-text b { font-size: 18px; font-weight: 700; color: var(--text); }
.trust-text span { font-size: 13px; color: var(--text-light); }

/* 核心产品轮播（仅首页 .product-grid-section 使用；.p-card 基础样式共享勿动） */
.p-carousel { position: relative; }
.product-grid {
    display: flex;
    gap: 22px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    padding: 10px 2px 26px;
    scroll-behavior: smooth;
}
.product-grid::-webkit-scrollbar { display: none; }
.product-grid .p-card {
    flex: 0 0 calc(25% - 16.5px);
    scroll-snap-align: start;
}
@media (prefers-reduced-motion: reduce) {
    .product-grid { scroll-behavior: auto; }
}
/* 左右箭头 */
.pc-prev, .pc-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 6;
    width: 46px; height: 46px;
    border-radius: 50%;
    border: 1px solid var(--line-soft);
    background: rgba(255, 255, 255, .94);
    color: var(--primary);
    font-size: 26px;
    line-height: 1;
    cursor: pointer;
    box-shadow: 0 6px 18px rgba(30, 20, 10, .14);
    transition: border-color .25s, color .25s, box-shadow .25s, opacity .25s;
}
.pc-prev { left: -20px; }
.pc-next { right: -20px; }
.pc-prev:hover, .pc-next:hover {
    border-color: var(--primary-light);
    color: var(--primary-dark);
    box-shadow: 0 8px 24px rgba(200, 40, 31, .28);
}
.pc-prev:disabled, .pc-next:disabled {
    opacity: .3;
    cursor: default;
    box-shadow: 0 4px 12px rgba(30, 20, 10, .08);
}
/* 进度条 */
.pc-progress {
    margin-top: 16px;
    height: 3px;
    border-radius: 999px;
    background: rgba(200, 40, 31, .12);
    overflow: hidden;
}
.pc-progress span {
    display: block;
    height: 100%;
    width: 25%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--primary), var(--gold));
    transition: width .25s ease;
}
/* 产品不足一屏时隐藏轮播控件（JS 加 .no-overflow） */
.p-carousel.no-overflow .pc-prev,
.p-carousel.no-overflow .pc-next,
.p-carousel.no-overflow .pc-progress { display: none; }
.p-card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--line-soft);
    text-decoration: none;
    color: inherit;
    transition: transform .28s ease, box-shadow .28s ease, border-color .28s ease;
}
.p-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 40px rgba(30, 20, 10, .12);
    border-color: rgba(200, 40, 31, .4);
}
.p-cover {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: #f3ede5;
}
.p-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
/* 白底成品图（cat 5/6 台灯/悬臂灯等）：contain 完整展示，白卡承托防裁切 */
.p-cover--light { background: #fff; }
.p-cover--light img { object-fit: contain; padding: 14px; box-sizing: border-box; }
.p-card:hover .p-cover img { transform: scale(1.06); }
/* 白卡承托下避免 hover 放大产生突兀留白，改为微缩放 */
.p-card:hover .p-cover--light img { transform: scale(1.03); }
.p-cat {
    position: absolute;
    top: 12px; left: 12px;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 600;
    color: #fff;
    background: rgba(30, 20, 10, .55);
    backdrop-filter: blur(4px);
    border-radius: 999px;
}
.p-body { padding: 18px 18px 20px; flex: 1; display: flex; flex-direction: column; }
.p-name { font-size: 18px; font-weight: 700; color: var(--text); margin: 0 0 6px; line-height: 1.35; }
.p-sub { font-size: 14px; color: var(--text-light); margin: 0 0 16px; line-height: 1.5; flex: 1; }
.p-cta {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: gap .2s ease;
}
.p-card:hover .p-cta { gap: 10px; }
.p-cta i { font-style: normal; }

/* 临床见证区 */
.witness-section { background: #fff; }
.witness-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr 1.2fr;
    gap: 22px;
    align-items: stretch;
}
.witness-card {
    border-radius: 16px;
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--line-soft);
}
.witness-quote {
    background: linear-gradient(135deg, #2a1810 0%, #3d2418 100%);
    color: #fff;
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.w-quote-ico { color: var(--primary-light); opacity: .7; margin-bottom: 16px; }
.w-text {
    font-size: 17px;
    line-height: 1.7;
    margin: 0 0 20px;
    color: rgba(255, 247, 238, .95);
}
.w-author { margin: 0; font-size: 14px; color: rgba(255, 220, 190, .8); }
.witness-stat {
    background: linear-gradient(180deg, #fff7f0 0%, #fff 100%);
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 10px;
}
.ws-row { display: flex; flex-direction: column; gap: 2px; }
.ws-num {
    font-size: 34px;
    font-weight: 800;
    background: linear-gradient(120deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.1;
}
.ws-label { font-size: 14px; color: var(--text-light); }
/* 研究方向行（中卡，非数字） */
.ws-row.ws-dir { flex-direction: row; align-items: center; gap: 12px; }
.ws-ico {
    flex: 0 0 36px; width: 36px; height: 36px;
    border-radius: 9px;
    display: flex; align-items: center; justify-content: center;
    color: #fff;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    box-shadow: 0 3px 10px rgba(200, 40, 31, .25);
}
.ws-info { display: flex; flex-direction: column; gap: 2px; }
.ws-info b { font-size: 16px; font-weight: 700; color: var(--text); line-height: 1.3; }
.ws-info span { font-size: 13px; color: var(--text-light); line-height: 1.3; }
/* 研发愿景第三卡：开放合作（整卡可点 → 合作页） */
.witness-coop {
    display: flex;
    flex-direction: column;
    padding: 28px;
    background: linear-gradient(140deg, #8E1B14 0%, #A02018 60%, #B83024 100%);
    border: none;
    text-decoration: none;
    transition: transform .3s ease, box-shadow .3s ease;
}
.witness-coop:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 36px rgba(120, 24, 18, .28);
}
.wcoop-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.wcoop-badge {
    font-size: 12px; font-weight: 700;
    letter-spacing: 2.5px;
    color: rgba(255,255,255,.9);
    border: 1px solid rgba(255,255,255,.3);
    border-radius: 999px;
    padding: 5px 14px;
}
.wcoop-arrow {
    width: 38px; height: 38px; border-radius: 50%;
    background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.22);
    display: flex; align-items: center; justify-content: center;
    color: #fff;
    transition: background .3s ease, color .3s ease, transform .3s ease;
}
.witness-coop:hover .wcoop-arrow { background: #fff; color: var(--primary); transform: translate(2px, -2px); }
.witness-coop h3 { margin: 0 0 10px; font-size: 20px; font-weight: 700; color: #fff; }
.witness-coop p { margin: 0 0 18px; font-size: 14px; color: rgba(255,255,255,.82); line-height: 1.7; }
.wcoop-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.wcoop-tags span {
    font-size: 13px;
    color: #fff;
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.18);
    border-radius: 8px;
    padding: 6px 12px;
}
.wcoop-cta {
    margin-top: auto;
    align-self: flex-start;
    display: inline-flex; align-items: center; gap: 8px;
    background: #fff;
    color: var(--primary);
    font-size: 14px; font-weight: 700;
    border-radius: 999px;
    padding: 11px 22px;
    transition: box-shadow .3s ease;
}
.witness-coop:hover .wcoop-cta { box-shadow: 0 8px 20px rgba(60,10,6,.25); }

/* ============================================================
   首页合作伙伴区（Trusted by · 参照参考站）— 洞察精选下方
   ============================================================ */
.trusted-strip {
    padding: 96px 0;
    text-align: center;
    background: linear-gradient(150deg, #8E1B14 0%, #9C1F18 55%, #A8261C 100%);
}
.trusted-title {
    margin: 0 0 44px;
    font-size: 36px; font-weight: 500;
    color: #fff;
    letter-spacing: .3px;
}
.trusted-sub {
    margin: -32px 0 40px;
    font-size: 13px;
    color: rgba(255,255,255,.6);
    letter-spacing: 3px;
}
.trusted-row {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    max-width: 1180px;
    margin: 0 auto;
}
.trusted-item {
    display: flex; align-items: center; justify-content: center;
    height: 72px;
    padding: 12px 22px;
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.16);
    border-radius: 12px;
    transition: background .3s ease, border-color .3s ease, transform .3s ease;
}
.trusted-item:hover {
    background: rgba(255,255,255,.1);
    border-color: rgba(255,255,255,.3);
    transform: translateY(-3px);
}
.trusted-item img {
    max-height: 40px; max-width: 140px;
    width: auto; height: auto;
    display: block;
    filter: brightness(0) invert(1);
    opacity: .92;
}
.trusted-item--text {
    font-size: 16px; font-weight: 600;
    color: #fff;
    letter-spacing: .5px;
    white-space: nowrap;
    text-decoration: none;
    opacity: .92;
}
@media (max-width: 1100px) {
    .trusted-row { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
    .trusted-strip { padding: 60px 0; }
    .trusted-title { font-size: 26px; margin-bottom: 30px; }
    .trusted-sub { margin: -20px 0 28px; letter-spacing: 2px; }
    .trusted-row { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .trusted-item { height: 60px; padding: 10px 14px; border-radius: 10px; }
    .trusted-item img { max-height: 30px; max-width: 100px; }
    .trusted-item--text { font-size: 13px; }
}

/* ============================================================
   合作页 /page/cooperation（应用场景 / 原理 / 合作模式 / 咨询表单）
   ============================================================ */
/* --- 锚点导航 --- */
.coop-anchor {
    position: sticky; top: 68px; z-index: 80;
    background: rgba(251,247,242,.75);
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(200,40,31,.1);
}
.coop-anchor-inner { display: flex; gap: 6px; padding-top: 14px; padding-bottom: 14px; }
.coop-anchor-link {
    display: flex; align-items: center; gap: 8px;
    padding: 8px 18px;
    font-size: 14px; color: var(--text);
    border-radius: 999px;
    border: 1px solid transparent;
    transition: all .25s ease;
    text-decoration: none;
}
.coop-anchor-link:hover { background: rgba(200,40,31,.08); border-color: rgba(200,40,31,.2); }
.coop-anchor-link.active {
    background: var(--glow-grad);
    color: #fff; border-color: transparent;
    box-shadow: 0 4px 14px rgba(200,40,31,.3);
}
.coop-anchor-link.active .coop-anchor-num { color: rgba(255,255,255,.9); }
.coop-anchor-num { font-size: 12px; font-weight: 700; color: var(--primary); opacity: .7; }

/* --- 分节标题（左右分布） --- */
.coop-section-head {
    display: flex; justify-content: space-between; align-items: flex-end;
    gap: 40px; margin-bottom: 36px;
}
.coop-section-right { max-width: 440px; font-size: 15px; line-height: 1.7; color: var(--text-light); }

/* --- 应用场景（正反面卡片） --- */
.coop-scenes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.coop-scene { position: relative; perspective: 800px; }
.coop-scene-front,
.coop-scene-back {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 28px 24px 24px;
    backface-visibility: hidden;
    transition: transform .55s cubic-bezier(.2,.6,.3,1), box-shadow .35s ease, border-color .35s ease;
}
.coop-scene-front { position: relative; z-index: 2; }
.coop-scene-back {
    position: absolute; inset: 0; z-index: 1;
    display: flex; flex-direction: column; justify-content: center;
    transform: rotateY(180deg);
    background: linear-gradient(135deg, rgba(200,40,31,.04), rgba(232,169,74,.06));
}
.coop-scene:hover .coop-scene-front { transform: rotateY(180deg); }
.coop-scene:hover .coop-scene-back { transform: rotateY(360deg); z-index: 3; }
.coop-scene:hover { z-index: 2; }
.coop-scene-front:hover,
.coop-scene:hover .coop-scene-front {
    border-color: rgba(200,40,31,.25);
    box-shadow: 0 18px 40px -18px rgba(200,40,31,.28);
}
.coop-scene-ico {
    display: inline-flex; align-items: center; justify-content: center;
    width: 48px; height: 48px; margin-bottom: 14px;
    color: var(--primary);
    background: rgba(200,40,31,.08);
    border: 1px solid rgba(200,40,31,.18);
    border-radius: 14px;
}
.coop-scene h3 { margin: 0 0 4px; font-size: 18px; font-weight: 700; color: var(--text); }
.coop-scene-sub { margin: 0 0 12px; font-size: 12.5px; color: var(--text-light); line-height: 1.5; }
.coop-scene-stat {
    display: flex; align-items: baseline; gap: 8px;
    margin: 8px 0 14px;
    padding: 10px 14px;
    background: linear-gradient(135deg, rgba(200,40,31,.06), rgba(232,169,74,.08));
    border-radius: 10px;
    border: 1px solid rgba(200,40,31,.1);
}
.coop-stat-num {
    font-size: 28px; font-weight: 800; line-height: 1;
    background: var(--glow-grad);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.coop-stat-label { font-size: 12px; color: var(--text-light); line-height: 1.3; }
.coop-scene-back h3 { font-size: 15px; margin-bottom: 12px; }
.coop-scene-detail { text-align: left; }
.coop-scene-detail p {
    margin: 0 0 10px; font-size: 12.5px; line-height: 1.65; color: var(--text);
}
.coop-scene-detail p:last-child { margin-bottom: 0; }
.coop-scene-detail b { color: var(--primary); font-weight: 600; }
.coop-scene-detail span { color: var(--text-light); }
.coop-scene-tag {
    display: inline-block; margin-top: auto; padding: 3px 10px;
    font-size: 11px; color: var(--primary);
    background: rgba(200,40,31,.07);
    border: 1px solid rgba(200,40,31,.16);
    border-radius: 999px;
}

/* --- 产品原理（时间轴） --- */
.coop-principle-timeline {
    display: flex; align-items: center; justify-content: center;
    gap: 0; flex-wrap: wrap;
}
.coop-principle-step {
    flex: 1; min-width: 200px; max-width: 260px;
    text-align: center; padding: 32px 18px;
    position: relative;
}
.coop-principle-icon {
    width: 72px; height: 72px; margin: 0 auto 16px;
    display: flex; align-items: center; justify-content: center;
}
.coop-principle-icon svg { width: 100%; height: 100%; }
.coop-principle-num {
    font-size: 28px; font-weight: 800; line-height: 1;
    background: var(--glow-grad);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
}
.coop-principle-step h3 { font-size: 17px; font-weight: 600; color: var(--text); margin-bottom: 10px; }
.coop-principle-step h3 b { color: var(--primary-light); }
.coop-principle-step p { font-size: 13.5px; line-height: 1.65; color: var(--text-light); }
.coop-principle-arrow { flex: 0 0 50px; display: flex; align-items: center; justify-content: center; }
.coop-principle-arrow svg { width: 50px; height: 24px; }
.coop-more-link { margin-top: 40px; text-align: center; }

/* --- 合作模式（Tab 切换） --- */
.coop-models-wrap {
    background: var(--card); border: 1px solid var(--line);
    border-radius: var(--radius); overflow: hidden;
    box-shadow: 0 8px 32px rgba(140,92,55,.08);
}
.coop-model-tabs {
    display: grid; grid-template-columns: repeat(4, 1fr);
    border-bottom: 1px solid var(--line);
}
.coop-model-tab {
    display: flex; flex-direction: column; align-items: center; gap: 6px;
    padding: 20px 12px;
    background: none; border: none; cursor: pointer;
    font-size: 15px; color: var(--text-light);
    border-bottom: 3px solid transparent;
    transition: all .25s ease;
}
.coop-model-tab:hover { color: var(--primary); background: rgba(200,40,31,.04); }
.coop-model-tab.active {
    color: var(--primary); border-bottom-color: var(--primary);
    background: rgba(200,40,31,.05);
    font-weight: 600;
}
.coop-model-tab-num { font-size: 12px; font-weight: 700; opacity: .6; }
.coop-model-contents { padding: 36px 40px 32px; }
.coop-model-content { display: none; }
.coop-model-content.active { display: block; animation: coopFadeIn .4s ease; }
@keyframes coopFadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.coop-model-head h3 { margin: 0 0 6px; font-size: 22px; font-weight: 700; color: var(--text); }
.coop-model-fit { margin: 0 0 24px; font-size: 14px; color: var(--text-light); }
.coop-model-list { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 14px 32px; }
.coop-model-list li { position: relative; padding-left: 28px; }
.coop-model-list li::before {
    content: ""; position: absolute; left: 0; top: 5px;
    width: 14px; height: 8px;
    border-left: 2.5px solid var(--primary);
    border-bottom: 2.5px solid var(--primary);
    transform: rotate(-45deg);
}
.coop-model-list b { display: block; font-size: 15px; color: var(--text); margin-bottom: 3px; }
.coop-model-list span { font-size: 13px; color: var(--text-light); line-height: 1.6; }

/* --- 合作流程 --- */
.coop-flow { margin-top: 48px; padding-top: 40px; border-top: 1px solid var(--line); }
.coop-flow-title { text-align: center; font-size: 17px; font-weight: 600; color: var(--text-light); margin-bottom: 30px; letter-spacing: 1px; }
.coop-flow-track { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.coop-flow-step { display: flex; align-items: flex-start; gap: 14px; }
.coop-flow-num {
    flex: 0 0 auto;
    font-size: 26px; font-weight: 800; line-height: 1;
    background: var(--glow-grad);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.coop-flow-info b { display: block; font-size: 16px; color: var(--text); margin-bottom: 4px; }
.coop-flow-info span { font-size: 13px; color: var(--text-light); line-height: 1.5; }

/* --- 合作咨询表单 --- */
.coop-form-section { background: linear-gradient(180deg, rgba(200,40,31,.03), rgba(232,169,74,.05)); }
.coop-form-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: stretch; }
.coop-form-intro {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 40px;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
}
.coop-form-points { margin: 22px 0 0; padding: 0; list-style: none; }
.coop-form-points li { position: relative; padding: 12px 0 12px 30px; border-bottom: 1px dashed var(--line); }
.coop-form-points li:last-child { border-bottom: 0; }
.coop-form-points li::before {
    content: ""; position: absolute; left: 2px; top: 20px;
    width: 12px; height: 7px;
    border-left: 2px solid var(--primary);
    border-bottom: 2px solid var(--primary);
    transform: rotate(-45deg);
}
.coop-form-points b { display: block; font-size: 15px; color: var(--text); margin-bottom: 3px; }
.coop-form-points span { font-size: 13px; color: var(--text-light); }

/* --- 合作页快速联系方式 --- */
.coop-contact-cards {
    display: flex; flex-direction: column; gap: 12px;
    margin-top: auto;
    padding-top: 24px;
    border-top: 1px dashed var(--line);
}
.coop-contact-card {
    display: flex; align-items: center; gap: 14px;
    padding: 14px 16px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 12px;
    transition: border-color .25s ease, box-shadow .25s ease;
}
.coop-contact-card:hover {
    border-color: rgba(200,40,31,.25);
    box-shadow: 0 8px 20px -10px rgba(200,40,31,.2);
}
.coop-contact-card svg { flex: 0 0 auto; color: var(--primary); }
.coop-contact-card b { display: block; font-size: 13px; color: var(--text-light); margin-bottom: 2px; font-weight: 500; }
.coop-contact-card a { font-size: 15px; font-weight: 600; color: var(--text); text-decoration: none; }
.coop-contact-card a:hover { color: var(--primary); }
.coop-contact-card span { display: block; font-size: 12px; color: var(--text-light); margin-top: 1px; }

@media (max-width: 1100px) {
    .coop-section-head { flex-direction: column; align-items: flex-start; gap: 16px; }
    .coop-section-right { max-width: none; }
    .coop-scenes { grid-template-columns: repeat(2, 1fr); }
    .coop-principle-timeline { gap: 24px; }
    .coop-principle-arrow { display: none; }
    .coop-principle-step { flex: 1 1 calc(50% - 12px); min-width: 0; }
    .coop-model-tabs { grid-template-columns: repeat(2, 1fr); }
    .coop-model-list { grid-template-columns: 1fr; }
    .coop-flow-track { grid-template-columns: repeat(2, 1fr); }
    .coop-form-grid { grid-template-columns: 1fr; gap: 30px; }
}
@media (max-width: 640px) {
    .coop-scenes { grid-template-columns: 1fr; }
    .coop-model-tabs { grid-template-columns: 1fr; }
    .coop-flow-track { grid-template-columns: 1fr; }
    .coop-anchor { position: static; }
    .coop-anchor-inner { flex-wrap: wrap; }
    .coop-anchor-link { padding: 6px 14px; font-size: 13px; }
}

/* 响应式 */
@media (max-width: 1100px) {
    .product-grid .p-card { flex-basis: calc(33.333% - 14.7px); }
    .trust-grid { grid-template-columns: repeat(3, 1fr); }
    .witness-grid { grid-template-columns: 1fr 1fr; }
    .witness-coop { grid-column: span 2; }
}
@media (max-width: 768px) {
    .trust-grid { grid-template-columns: repeat(2, 1fr); }
    .product-grid .p-card { flex-basis: calc(50% - 11px); }
    .pc-prev, .pc-next { display: none; }   /* 移动端用原生触控滑动 */
    .witness-grid { grid-template-columns: 1fr; }
    .witness-coop { grid-column: auto; }
}
@media (max-width: 480px) {
    .product-grid .p-card { flex-basis: 82%; }   /* 右侧露出下一张边缘，引导滑动 */
    .trust-grid { grid-template-columns: 1fr; }
    .trust-item { justify-content: flex-start; padding: 0 16px; }
}

/* ---- 舞台 + 面板 ---- */
.honor-stage { position: relative; }
.honor-panel { display: none; }
.honor-panel.active { display: block; animation: honorFade .45s ease both; }
@keyframes honorFade {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: none; }
}

/* ---- 横向滚动轨道（JS 匀速驱动，禁用 snap/smooth 以免与逐帧滚动打架） ---- */
.honor-track {
    display: flex;
    gap: 24px;
    overflow-x: auto;
    padding: 6px 4px 18px;
    scrollbar-width: none;
    -ms-overflow-style: none;
}
.honor-track::-webkit-scrollbar { display: none; }

/* ---- 卡片 ---- */
.honor-card {
    flex: 0 0 300px;
    background: var(--card);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform .35s, border-color .35s, box-shadow .35s;
}
.honor-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary-light);
    box-shadow: 0 16px 44px rgba(140, 92, 55, .35), 0 0 28px rgba(200, 40, 31, .15);
}
.honor-img {
    aspect-ratio: 4 / 3;
    background: rgba(200, 40, 31, .06);
    overflow: hidden;
}
.honor-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .5s;
}
.honor-card:hover .honor-img img { transform: scale(1.06); }
.honor-noimg {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 20px;
    color: var(--primary-light);
    font-size: 16px;
    font-weight: 600;
    line-height: 1.6;
}
.honor-card figcaption { padding: 18px 22px 20px; }
.honor-card figcaption h4 {
    font-size: 16px;
    font-weight: 600;
    color: #3A2E26;
    line-height: 1.5;
    margin-bottom: 6px;
}
.honor-card figcaption p {
    color: var(--text-light);
    font-size: 13px;
    line-height: 1.7;
}

/* ---- 箭头 ---- */
.honor-arrow {
    position: absolute;
    top: 38%;
    transform: translateY(-50%);
    z-index: 2;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    border: 1px solid var(--line-soft);
    background: rgba(255, 255, 255, .92);
    color: var(--primary-light);
    font-size: 26px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-bottom: 4px;
    box-shadow: 0 6px 18px rgba(140, 92, 55, .22);
    transition: background .25s, color .25s, border-color .25s, box-shadow .25s, opacity .25s;
}
.honor-arrow:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
    box-shadow: 0 8px 22px rgba(200, 40, 31, .4);
}
.honor-prev { left: -14px; }
.honor-next { right: -14px; }

/* ---- 响应式 ---- */
@media (max-width: 991px) {
    .honor-arrow { display: none; }
    .honor-tabs { gap: 10px; margin-bottom: 30px; }
    .honor-tab { padding: 8px 22px; font-size: 14px; }
}
@media (max-width: 576px) {
    .honor-card { flex: 0 0 72vw; }
    .honor-track { gap: 16px; }
}

/* ---- 专利荣誉 · 图片放大层 Lightbox ---- */
.honor-img img { cursor: zoom-in; }
.honor-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(26, 20, 15, .9);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity .28s ease, visibility .28s ease;
}
.honor-lightbox.open { opacity: 1; visibility: visible; }
.lb-figure {
    margin: 0;
    max-width: min(1080px, 86vw);
    display: flex;
    flex-direction: column;
    align-items: center;
    transform: scale(.95);
    transition: transform .28s ease;
}
.honor-lightbox.open .lb-figure { transform: scale(1); }
.lb-img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: var(--radius);
    box-shadow: 0 24px 80px rgba(0, 0, 0, .55);
    background: rgba(255, 255, 255, .05);
    transition: opacity .18s ease;
}
.lb-caption {
    text-align: center;
    color: #fff;
    margin-top: 18px;
    max-width: 80vw;
}
.lb-caption h4 { font-size: 18px; margin-bottom: 6px; }
.lb-caption p {
    color: rgba(255, 246, 235, .72);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 6px;
}
.lb-count {
    color: var(--gold);
    font-size: 13px;
    letter-spacing: 2px;
}
.lb-close {
    position: absolute;
    top: 24px;
    right: 28px;
    z-index: 2;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, .28);
    background: rgba(255, 255, 255, .08);
    color: #fff;
    font-size: 26px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-bottom: 3px;
    transition: background .25s, border-color .25s, transform .25s;
}
.lb-close:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: rotate(90deg);
}
.lb-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, .28);
    background: rgba(255, 255, 255, .08);
    color: #fff;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-bottom: 4px;
    transition: background .25s, border-color .25s;
}
.lb-arrow:hover { background: var(--primary); border-color: var(--primary); }
.lb-prev { left: 26px; }
.lb-next { right: 26px; }
@media (max-width: 767px) {
    .lb-arrow { display: none; }
    .lb-figure { max-width: 92vw; }
    .lb-close { top: 12px; right: 12px; }
}
@media (prefers-reduced-motion: reduce) {
    .honor-lightbox, .lb-figure, .lb-img, .lb-close { transition: none; }
}

/* ---- 产品详情 · 相关核心技术标签 ---- */
.pd-tech-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}
.pd-tech-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    max-width: 100%;
    padding: 10px 18px;
    border-radius: 999px;
    border: 1px solid var(--line-soft);
    background: var(--card);
    color: var(--text);
    font-size: 14px;
    line-height: 1.4;
    transition: color .25s, border-color .25s, background .25s, box-shadow .25s, transform .25s;
}
.pd-tech-tag span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pd-tech-tag b { color: var(--primary-light); font-weight: 400; transition: transform .25s; }
.pd-tech-tag:hover {
    color: #fff;
    border-color: transparent;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    box-shadow: 0 6px 18px rgba(200, 40, 31, .3);
    transform: translateY(-2px);
}
.pd-tech-tag:hover b { color: #fff; transform: translateX(3px); }

/* ============================================================
   近视风险科普页 /page/myopia（风险图谱工具 · 科普区块）
   样式全部 .myv- 前缀作用域，锚点导航/联系卡/表单复用全局组件
   ============================================================ */

/* ---- 01 风险可视化工具 ---- */
.myv-tool-section, #understand, #diseases, .myv-control-section, #consult { scroll-margin-top: 76px; }
.myv-tool-section { background: var(--bg-0); }
.myv-tool {
    display: grid;
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 30px;
    background: #fff;
    border: 1px solid var(--line-soft);
    border-radius: 20px;
    padding: 34px;
    box-shadow: var(--shadow);
}
/* 左：度数读数 + 眼轴 + 滑块 */
.myv-readout { display: flex; align-items: center; gap: 14px; }
.myv-degree { display: inline-flex; align-items: baseline; }
.myv-degree span {
    font-size: 52px; font-weight: 800; line-height: 1;
    background: linear-gradient(120deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.myv-degree em { font-size: 22px; font-style: normal; font-weight: 600; color: var(--text-light); }
.myv-level {
    font-size: 13px; font-weight: 700; padding: 5px 14px; border-radius: 999px; white-space: nowrap;
}
.myv-level-0 { color: #3f7a52; background: rgba(63,122,82,.1); }
.myv-level-1 { color: #9a6a16; background: rgba(232,169,74,.18); }
.myv-level-2 { color: #C25A1E; background: rgba(216,106,46,.14); }
.myv-level-3 { color: #fff; background: linear-gradient(120deg, var(--primary), var(--primary-light)); box-shadow: 0 4px 12px rgba(200,40,31,.3); }
.myv-level-desc { font-size: 13px; color: var(--text-light); margin-top: 8px; }
.myv-eye-wrap { margin: 12px 0 4px; }
.myv-eye { width: 100%; height: auto; display: block; }
.myv-eye-note { text-align: center; font-size: 13px; color: var(--text-light); margin-top: 2px; min-height: 20px; }
.myv-slider-wrap { margin-top: 12px; }
.myv-slider {
    -webkit-appearance: none; appearance: none;
    width: 100%; height: 8px; border-radius: 999px; outline: none; cursor: pointer;
    background: rgba(138,115,101,.18);
}
.myv-slider::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none;
    width: 26px; height: 26px; border-radius: 50%;
    background: #fff; border: 4px solid var(--primary);
    box-shadow: 0 3px 10px rgba(200,40,31,.35);
    cursor: grab; transition: transform .15s;
}
.myv-slider::-webkit-slider-thumb:active { cursor: grabbing; transform: scale(1.12); }
.myv-slider::-moz-range-thumb {
    width: 18px; height: 18px; border-radius: 50%;
    background: #fff; border: 4px solid var(--primary);
    box-shadow: 0 3px 10px rgba(200,40,31,.35); cursor: grab;
}
.myv-ticks { display: flex; justify-content: space-between; margin-top: 10px; font-size: 12px; color: var(--text-light); }
.myv-slider-hint { text-align: center; font-size: 12.5px; color: var(--text-light); margin-top: 12px; }

/* 右：五张风险卡（第 5 张心血管为跨行宽卡） */
.myv-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.myv-card {
    border: 1px solid var(--line-soft); border-radius: 14px; padding: 18px;
    background: linear-gradient(180deg, #fff, #fffaf6);
    display: flex; flex-direction: column; gap: 10px;
    transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.myv-card:hover { transform: translateY(-3px); border-color: rgba(200,40,31,.25); box-shadow: 0 10px 24px -12px rgba(200,40,31,.25); }
.myv-card-head { display: flex; gap: 10px; align-items: center; }
.myv-card-ico {
    flex: 0 0 36px; width: 36px; height: 36px; border-radius: 10px;
    background: rgba(200,40,31,.09); color: var(--primary);
    display: flex; align-items: center; justify-content: center;
}
.myv-card-head h4 { font-size: 15px; font-weight: 700; color: var(--text); line-height: 1.3; }
.myv-card-en { font-size: 11px; color: var(--text-light); letter-spacing: .3px; }
.myv-mult { display: flex; align-items: baseline; gap: 4px; }
.myv-mult b { font-size: 34px; font-weight: 800; line-height: 1; color: var(--primary); }
.myv-mult em { font-size: 16px; font-style: normal; font-weight: 600; color: var(--text-light); }
.myv-risk-pill { margin-left: auto; font-size: 12px; font-weight: 700; padding: 3px 12px; border-radius: 999px; white-space: nowrap; }
.myv-risk-0 { color: #3f7a52; background: rgba(63,122,82,.12); }
.myv-risk-1 { color: #9a6a16; background: rgba(232,169,74,.2); }
.myv-risk-2 { color: #C25A1E; background: rgba(216,106,46,.14); }
.myv-risk-3 { color: #fff; background: var(--primary); }
.myv-bar { height: 8px; border-radius: 999px; background: rgba(138,115,101,.12); overflow: hidden; }
.myv-bar i { display: block; height: 100%; min-width: 8px; border-radius: 999px; transition: width .35s ease, background-color .35s ease; }
.myv-bar i.myv-risk-0 { background: #5f9a72; }
.myv-bar i.myv-risk-1 { background: #E8A94A; }
.myv-bar i.myv-risk-2 { background: #D86A2E; }
.myv-bar i.myv-risk-3 { background: #C8281F; }
.myv-card-note { font-size: 12.5px; line-height: 1.65; color: var(--text-light); margin: auto 0 0; }
.myv-card-note b { color: var(--text); font-weight: 700; }

/* 心血管宽卡：桌面横排（标题 | 倍率+进度条 | 说明），768px 以下回退常规竖排 */
.myv-card--wide { grid-column: 1 / -1; display: grid; grid-template-columns: auto minmax(150px, 200px) minmax(0, 1fr); align-items: center; column-gap: 26px; row-gap: 10px; }
.myv-card--wide .myv-card-head { grid-column: 1; grid-row: 1 / span 2; }
.myv-card--wide .myv-mult { grid-column: 2; grid-row: 1; }
.myv-card--wide .myv-bar { grid-column: 2; grid-row: 2; }
.myv-card--wide .myv-card-note { grid-column: 3; grid-row: 1 / span 2; margin: 0; }

/* 关键提示条 + 脚注 */
.myv-key-messages { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 22px; }
.myv-key {
    background: #fff; border: 1px solid var(--line-soft); border-left: 4px solid var(--primary);
    border-radius: 12px; padding: 16px 18px;
}
.myv-key b { display: block; font-size: 15px; color: var(--text); margin-bottom: 6px; }
.myv-key span { font-size: 13px; color: var(--text-light); line-height: 1.7; }
.myv-footnote {
    margin: 18px auto 0; max-width: 920px;
    font-size: 12.5px; color: var(--text-light); line-height: 1.8; text-align: center;
}
.myv-footnote b { color: var(--primary-dark); }

/* 每档场景说明句 */
.myv-degree-note { font-size: 13px; color: var(--text-light); line-height: 1.75; margin: 6px 0 2px; min-height: 46px; }

/* 风险标签 5 级（覆盖旧 4 级配色） */
.myv-risk-pill.myv-risk-3 { color: #B33A14; background: rgba(224,85,46,.14); }
.myv-risk-pill.myv-risk-4 { color: #fff; background: linear-gradient(120deg, var(--primary-light), var(--primary)); }
.myv-bar i.myv-risk-3 { background: #E0552E; }
.myv-bar i.myv-risk-4 { background: linear-gradient(90deg, #E0552E, var(--primary)); }

/* 绝对风险平衡块 */
.myv-abs {
    margin-top: 22px; border: 1px solid var(--line-soft); border-radius: 16px;
    padding: 22px 26px; background: linear-gradient(180deg, #fff, #fffaf6);
    display: flex; flex-direction: column; gap: 12px;
}
.myv-abs-text b { font-size: 15px; color: var(--text); }
.myv-abs-text p { font-size: 14.5px; color: #4d4036; line-height: 1.85; margin-top: 6px; }
.myv-abs-text .myv-abs-num { font-size: 21px; font-weight: 800; color: var(--primary); padding: 0 2px; }
.myv-abs-text #myvAbsSafe { font-size: 21px; font-weight: 800; color: #3f7a52; padding: 0 2px; }
.myv-abs-cells { display: grid; grid-template-columns: repeat(50, 1fr); gap: 3px; }
.myv-abs-cells i { display: block; aspect-ratio: 1; border-radius: 2px; background: rgba(138,115,101,.14); transition: background-color .3s ease; }
.myv-abs-cells i.on { background: linear-gradient(135deg, var(--primary-light), var(--primary)); }
.myv-abs-note { font-size: 12px; color: var(--text-light); line-height: 1.7; }
.myv-abs-note i { font-style: italic; }
@media (max-width: 768px) {
    .myv-abs { padding: 18px; }
    .myv-abs-cells { grid-template-columns: repeat(25, 1fr); }
}

/* ---- 02 认识近视 ---- */
.myv-understand-section { background: #fff; }
.myv-understand-grid { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(280px, 1fr); gap: 38px; align-items: stretch; } /* stretch 等高：右栏列表单行化后两栏底部齐平 */
.myv-understand-main p { font-size: 15.5px; line-height: 1.95; color: #4d4036; margin-bottom: 18px; }
.myv-understand-main b { color: var(--text); font-weight: 700; }
.myv-chain { display: flex; align-items: stretch; gap: 10px; margin-top: 12px; }
.myv-chain-item {
    flex: 1; border: 1px solid var(--line-soft); border-radius: 14px;
    padding: 18px 16px; text-align: center;
    background: linear-gradient(180deg, #fff8f2, #fff);
}
.myv-chain-num { display: inline-block; font-size: 13px; font-weight: 800; color: var(--primary); letter-spacing: 1px; margin-bottom: 8px; }
.myv-chain-item b { display: block; font-size: 16px; margin-bottom: 6px; }
.myv-chain-item p { font-size: 13px; color: var(--text-light); line-height: 1.6; margin: 0; }
.myv-chain-arrow { align-self: center; color: var(--primary); font-size: 20px; font-style: normal; }
.myv-understand-aside {
    background: #fff; border: 1px solid var(--line-soft); border-top: 3px solid var(--primary);
    border-radius: 16px; padding: 22px 24px;
    display: flex; flex-direction: column; /* 配合 grid stretch 等高，tip 贴底 */
}
.myv-understand-aside h4 { font-size: 16px; margin-bottom: 12px; }
.myv-understand-aside ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.myv-understand-aside li { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; color: #4d4036; line-height: 1.6; }
.myv-understand-aside li span b { font-size: 14px; color: var(--text); margin-right: 4px; } /* 名称与描述同行，压缩卡片高度 */
.myv-dot { flex: 0 0 auto; width: 12px; height: 12px; border-radius: 50%; margin-top: 4px; }
.myv-dot-0 { background: #5f9a72; }
.myv-dot-1 { background: #E8A94A; }
.myv-dot-2 { background: #D86A2E; }
.myv-dot-3 { background: #C8281F; }
.myv-aside-tip { margin-top: auto; padding-top: 12px; border-top: 1px dashed var(--line-soft); font-size: 12.5px; color: var(--text-light); line-height: 1.7; } /* margin-top:auto 贴底，吸收等高后的富余空间 */

/* ---- 03 四种眼病 ---- */
.myv-disease-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.myv-disease {
    border: 1px solid var(--line-soft); border-radius: 16px;
    padding: 26px; background: #fff;
}
.myv-disease-head { display: flex; gap: 12px; align-items: center; margin-bottom: 14px; }
.myv-disease-ico {
    flex: 0 0 44px; width: 44px; height: 44px; border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    color: #fff; background: linear-gradient(135deg, var(--primary), var(--primary-light));
    box-shadow: 0 4px 12px rgba(200,40,31,.22);
}
.myv-disease h3 { font-size: 18px; }
.myv-disease p { font-size: 14px; line-height: 1.85; color: #4d4036; margin-bottom: 10px; }
.myv-disease-sub { font-size: 13px; color: var(--text-light); margin-bottom: 0; }
.myv-disease-alert { border-color: rgba(200,40,31,.35); background: linear-gradient(180deg, #fff7f5, #fff); }
.myv-symptom { background: rgba(200,40,31,.05); border-radius: 10px; padding: 12px 14px; margin-bottom: 12px; }
.myv-symptom b { font-size: 13px; color: var(--primary-dark); }
.myv-symptom ul { margin: 6px 0 0; padding-left: 18px; columns: 2; column-gap: 22px; }
.myv-symptom li { font-size: 13px; color: #4d4036; line-height: 2; }
.myv-emergency {
    font-size: 13px; color: var(--primary-dark); line-height: 1.8;
    background: rgba(200,40,31,.09); border-radius: 10px;
    padding: 10px 14px; margin-bottom: 0;
}

/* ---- 04 儿童期与防控方式 ---- */
.myv-control-section { background: var(--bg-1); }
.myv-sub-title { display: flex; align-items: center; gap: 10px; font-size: 19px; margin: 32px 0 18px; }
.myv-control-section .myv-sub-title:first-of-type { margin-top: 8px; }
.myv-sub-ico {
    flex: 0 0 26px; width: 26px; height: 26px; border-radius: 50%;
    background: var(--primary); color: #fff;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 14px; font-style: normal; font-weight: 700;
}
.myv-factor-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.myv-factor { background: #fff; border: 1px solid var(--line-soft); border-radius: 14px; padding: 18px; }
.myv-factor b { font-size: 15.5px; display: block; margin-bottom: 8px; }
.myv-factor p { font-size: 13px; color: var(--text-light); line-height: 1.7; margin: 0; }
.myv-method-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.myv-method {
    background: #fff; border: 1px solid var(--line-soft); border-radius: 14px;
    padding: 20px; display: flex; flex-direction: column;
}
.myv-method h4 { font-size: 16px; margin-bottom: 8px; }
.myv-method p { font-size: 13.5px; color: var(--text-light); line-height: 1.8; margin: 0 0 14px; }
.myv-method-tag {
    margin-top: auto; align-self: flex-start;
    font-size: 12px; color: var(--primary);
    background: rgba(200,40,31,.07); border: 1px solid rgba(200,40,31,.15);
    padding: 4px 12px; border-radius: 999px; white-space: nowrap;
}
.myv-method-note {
    margin: 20px auto 0; max-width: 920px;
    text-align: center; font-size: 13.5px; color: var(--text-light); line-height: 1.85;
}
.myv-method-note b { color: var(--text); }

/* ---- 05 转化区产品标签 ---- */
.myv-product-tags { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0 22px; }
.myv-product-tags span {
    font-size: 13.5px; color: var(--primary-dark);
    background: rgba(200,40,31,.06); border: 1px solid rgba(200,40,31,.18);
    border-radius: 8px; padding: 7px 14px;
}
.myv-product-cta { margin-bottom: 26px; }

/* ---- 免责声明 + 参考文献 ---- */
.myv-ref-section { padding-top: 0; }
/* 该区紧贴上方咨询区，隐藏 JS 注入的区块交界光带，避免多一条横线 */
.myv-ref-section .section-divider { display: none; }
.myv-ref-box { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.myv-ref-box > div { border: 1px solid var(--line-soft); border-radius: 16px; padding: 24px 26px; background: #fff; }
.myv-ref-box > div.myv-disclaimer { border-left: 4px solid var(--gold); }
.myv-disclaimer h4, .myv-references h4 { font-size: 16px; margin-bottom: 12px; }
.myv-disclaimer p { font-size: 13px; color: var(--text-light); line-height: 1.9; margin-bottom: 10px; }
.myv-disclaimer p:last-child { margin-bottom: 0; }
.myv-disclaimer b { color: var(--text); }
.myv-references ol { padding-left: 20px; }
.myv-references li { font-size: 12.5px; color: var(--text-light); line-height: 1.8; margin-bottom: 8px; }
.myv-references li:last-child { margin-bottom: 0; }
.myv-references i { font-style: italic; }

/* ---- 产品分类 cat/5 顶部科普横幅 ---- */
.myv-cat-banner {
    display: flex; align-items: center; gap: 18px;
    margin: 0 0 28px; padding: 18px 24px;
    border-radius: 14px; text-decoration: none; color: #fff;
    background: linear-gradient(120deg, #8E1B14, #A02018 60%, #B83024);
    transition: transform .25s ease, box-shadow .25s ease;
}
.myv-cat-banner:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(120,24,18,.28); }
.myv-cat-banner-ico {
    flex: 0 0 40px; width: 40px; height: 40px; border-radius: 50%;
    background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.25);
    display: flex; align-items: center; justify-content: center;
}
.myv-cat-banner b { display: block; font-size: 16px; margin-bottom: 3px; }
.myv-cat-banner span { font-size: 13px; color: rgba(255,255,255,.82); line-height: 1.5; }
.myv-cat-banner i {
    margin-left: auto; font-style: normal; white-space: nowrap;
    background: #fff; color: var(--primary);
    font-size: 13px; font-weight: 700; padding: 9px 18px; border-radius: 999px;
}

/* ---- 近视科普页响应式 ---- */
@media (max-width: 1100px) {
    .myv-tool { grid-template-columns: 1fr; gap: 24px; padding: 26px; }
    .myv-eye { max-width: 480px; margin: 0 auto; }
    .myv-understand-grid { grid-template-columns: 1fr; gap: 28px; }
    .myv-understand-aside { position: static; }
    .myv-factor-grid { grid-template-columns: 1fr 1fr; }
    .myv-method-grid { grid-template-columns: 1fr 1fr; }
    .myv-disease-grid { grid-template-columns: 1fr; }
    .myv-ref-box { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .myv-tool { padding: 20px; }
    .myv-cards { grid-template-columns: 1fr; }
    .myv-card--wide { grid-column: auto; display: flex; flex-direction: column; gap: 10px; }
    .myv-card--wide .myv-card-note { margin: auto 0 0; }
    .myv-key-messages { grid-template-columns: 1fr; }
    .myv-chain { flex-direction: column; }
    .myv-chain-arrow { transform: rotate(90deg); align-self: center; }
    .myv-method-grid { grid-template-columns: 1fr; }
    .myv-symptom ul { columns: 1; }
    .myv-cat-banner { flex-wrap: wrap; }
    .myv-cat-banner i { margin-left: 0; }
}
@media (max-width: 480px) {
    .myv-degree span { font-size: 40px; }
    .myv-ticks { font-size: 11px; }
    .myv-factor-grid { grid-template-columns: 1fr; }
    .myv-disease { padding: 20px; }
}

/* ================================================================
   生物钟紊乱科普页（/page/circadian）——复用 .myv- 组件，仅补 .cir- 专属
   ================================================================ */
/* 时长 / 中点 / 提示 三个迷你统计条 */
.cir-stats {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px;
    margin: 14px 0 2px;
}
.cir-stat {
    background: var(--bg-1); border: 1px solid rgba(138,115,101,.14);
    border-radius: 10px; padding: 10px 12px; text-align: center;
}
.cir-stat b { display: block; font-size: 15px; color: var(--primary); line-height: 1.35; }
.cir-stat span { font-size: 12px; color: var(--text-light); }

/* 双滑块块：入睡 / 起床 */
.cir-slider-wrap { margin-top: 12px; }
.cir-slider-block { margin-top: 14px; }
.cir-slider-head {
    display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 8px;
}
.cir-slider-head b { font-size: 14px; }
.cir-slider-head span {
    font-size: 16px; font-weight: 700; color: var(--primary);
    font-variant-numeric: tabular-nums;
}
/* 刻度与滑块行程精确对齐：thumb 视觉宽 26px（半径 13px），实际行程 = 全宽 - 26px。
   容器左右各缩进 13px，数字中心按 (i/(n-1)) 百分比定位，与 thumb 行程逐点重合 */
.cir-ticks {
    position: relative; height: 15px; margin: 8px 13px 0;
    font-size: 12px; color: var(--text-light);
}
.cir-ticks span { position: absolute; top: 0; line-height: 15px; transform: translateX(-50%); }
.cir-ticks span:nth-child(1) { left: 0%; }
.cir-ticks span:nth-child(2) { left: 14.2857%; }
.cir-ticks span:nth-child(3) { left: 28.5714%; }
.cir-ticks span:nth-child(4) { left: 42.8571%; }
.cir-ticks span:nth-child(5) { left: 57.1429%; }
.cir-ticks span:nth-child(6) { left: 71.4286%; }
.cir-ticks span:nth-child(7) { left: 85.7143%; }
.cir-ticks span:nth-child(8) { left: 100%; }
/* 起床滑块 6 刻度（5 段） */
.cir-ticks-6 span:nth-child(2) { left: 20%; }
.cir-ticks-6 span:nth-child(3) { left: 40%; }
.cir-ticks-6 span:nth-child(4) { left: 60%; }
.cir-ticks-6 span:nth-child(5) { left: 80%; }
.cir-ticks-6 span:nth-child(6) { left: 100%; }

/* 时长口径说明（时长与偏移分级独立评估） */
.cir-duration-note { font-size: 12px; color: var(--text-light); line-height: 1.6; margin: 6px 0 0; }

/* 24h 曲线图容器（宽度继承 .myv-eye） */
.cir-chart text { user-select: none; }

/* 响应式补充 */
@media (max-width: 480px) {
    .cir-stats { grid-template-columns: 1fr 1fr 1fr; gap: 6px; }
    .cir-stat { padding: 8px 6px; }
    .cir-stat b { font-size: 13px; }
    .cir-ticks { font-size: 11px; }
}