/* ===================================================================
   GEESD 2026 会议网站 —— 绿色主题
   白色浅色系 × 深绿 · 毛玻璃质感 设计系统

   【换肤说明】颜色全部集中为 CSS 变量（见下方 :root）。
   换主题只需修改主题色区块里的 --accent 系列变量：
     --accent        主色（按钮/高亮/链接）
     --accent-strong 深主色（悬停/强调）
     --accent-soft   浅主色（弱化背景）
     --accent-wash   最浅主色（大面积底）
     --gold          点缀色（黄色装饰/标签）
   当前主题：深绿 #16794B / 明黄 #E8B13A / 浅灰底 #FAFAF8
   =================================================================== */

:root {
  --bg: #FAFAF8;
  --bg-soft: #F1F1EC;
  --surface: #FFFFFF;
  --ink: #1F2937;
  --ink-soft: #6B7280;
  --ink-faint: #9AA3AE;
  --line: #E8E6DF;

  /* ===== 主题色（换肤只需改这里）===== */
  /* 主色 · 强调色 —— 修改 --accent 系列即可整体换肤 */
  --accent: #16794B;              /* 主色：深绿（按钮/高亮/链接） */
  --accent-strong: #0F5C37;        /* 深主色（悬停/强调） */
  --accent-soft: #DCEFE3;         /* 浅主色（弱化背景） */
  --gold: #E8B13A;                 /* 点缀色：明黄（装饰/标签） */

  /* 兼容别名：--brand* 统一指回 --accent*，保持旧引用可用 */
  --brand: var(--accent);
  --brand-strong: var(--accent-strong);
  --brand-soft: var(--accent-soft);
  --brand-wash: #EAF4ED;

  --accent-wash: #EAF4ED;          /* 最浅主色（大面积底） */

  --navy-800: #1F2937;
  --navy-900: #0D3B2A;

  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;

  --shadow-sm: 0 1px 3px rgba(31,41,55,.08);
  --shadow-md: 0 10px 30px rgba(31,41,55,.10);
  --shadow-lg: 0 24px 60px rgba(31,41,55,.14);

  --max: 1280px;
  --nav-h: 72px;

  --font-sans: "Roboto Slab", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
               "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Roboto Slab", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
               "Helvetica Neue", Arial, sans-serif;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--accent-strong); }
ul, ol { list-style: none; }

/* ---------- Layout ---------- */
.container { max-width: var(--max); margin: 0 auto; padding: 0 28px; }

section { padding: 88px 0; }
section.alt { background: var(--bg-soft); }

.section-head { max-width: 760px; margin: 0 auto 56px; text-align: center; }
.section-head .eyebrow {
  display: inline-block;
  font-size: 12px; font-weight: 600; letter-spacing: .18em;
  text-transform: uppercase; color: var(--accent);
  margin-bottom: 14px;
}
.section-head h2 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 600; line-height: 1.2;
  letter-spacing: -.01em; color: var(--ink);
}
.section-head p { margin-top: 16px; color: var(--ink-soft); font-size: 17px; }
section.alt .section-head h2 { color: var(--ink); }
section.alt .section-head p { color: var(--ink-soft); }
section.alt .section-head .eyebrow { color: var(--accent); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px; border-radius: 50px;
  font-weight: 600; font-size: 15px; letter-spacing: .01em;
  cursor: pointer; border: 1px solid transparent;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--brand); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--brand-strong); color: #fff; box-shadow: var(--shadow-md); }
.btn-accent { background: linear-gradient(135deg, var(--accent), var(--accent-strong)); color: #fff; }
.btn-accent:hover { background: linear-gradient(135deg, #2EAF6B, var(--accent-strong)); color: #fff; box-shadow: 0 10px 26px rgba(22,121,75,.4); }
.btn-ghost { background: transparent; color: var(--accent); border-color: rgba(22,121,75,.5); }
.btn-ghost:hover { background: rgba(22,121,75,.12); color: var(--accent); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--accent);
  box-shadow: 0 2px 12px rgba(0,0,0,.12);
  border-bottom: none;
  height: var(--nav-h);
}
.nav { display: flex; align-items: center; justify-content: flex-start; height: var(--nav-h); }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo {
  height: 46px; width: auto; object-fit: contain;
  flex: none; display: block;
}
.brand-mark {
  width: 40px; height: 40px; border-radius: 11px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff; display: grid; place-items: center;
  font-family: var(--font-serif); font-weight: 700; font-size: 19px;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text .t1 { font-weight: 700; font-size: 15px; letter-spacing: .02em; color: var(--ink); }
.brand-text .t2 { font-size: 10.5px; color: var(--ink-soft); letter-spacing: .04em; white-space: nowrap; }

.nav-links { display: flex; align-items: center; gap: 2px; flex-wrap: nowrap; margin-left: auto; }
.nav-links > li { position: relative; }
.nav-links a {
  display: block; padding: 9px 10px; border-radius: 8px;
  color: rgba(255,255,255,.92); font-size: 13.5px; font-weight: 500; white-space: nowrap;
}
.nav-links a:hover { color: #fff; background: rgba(255,255,255,.14); }
.nav-links a.active { color: #fff; font-weight: 600; background: rgba(255,255,255,.14); }

.has-dropdown > a::after {
  content: ""; display: inline-block; width: 6px; height: 6px;
  margin-left: 6px; border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-2px) rotate(45deg); transition: transform .2s;
}
.has-dropdown:hover > a::after { transform: translateY(2px) rotate(225deg); }
.dropdown {
  position: absolute; top: 100%; left: 0; min-width: 210px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-sm); box-shadow: var(--shadow-md);
  padding: 8px; opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: all .22s ease; z-index: 120;
}
.has-dropdown:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown a { padding: 10px 14px; border-radius: 7px; color: var(--ink-soft); }
.dropdown a:hover { background: var(--brand-wash); color: var(--brand-strong); }
.dropdown { background: var(--surface); }

/* 下拉菜单内链接文字强制为深色（覆盖 .nav-links a 的白色） */
.nav-links .dropdown a {
  color: var(--ink-soft);
  font-weight: 500;
}
.nav-links .dropdown a:hover {
  color: var(--brand-strong);
  background: var(--brand-wash);
}

.lang-btn {
  background: rgba(255,255,255,.14); color: #fff;
  border: 1px solid rgba(255,255,255,.45); padding: 8px 16px; border-radius: 50px;
  font-weight: 600; font-size: 13.5px; cursor: pointer;
  transition: all .2s ease; white-space: nowrap;
}
.lang-btn:hover { border-color: #fff; background: rgba(255,255,255,.24); }

.nav-toggle { display: none; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.35);
  border-radius: 9px; width: 44px; height: 44px; cursor: pointer;
  place-items: center; }
.nav-toggle span { display: block; width: 20px; height: 2px; background: #fff;
  margin: 4px 0; border-radius: 2px; transition: all .25s ease; }

/* ---------- Hero (Home Banner) ---------- */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, #EAF2F6 0%, #F4F1EC 100%);
  padding: 108px 0 96px;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 12% 18%, rgba(46,127,166,.10), transparent 40%),
    radial-gradient(circle at 88% 22%, rgba(217,149,79,.12), transparent 38%),
    radial-gradient(circle at 70% 90%, rgba(46,127,166,.08), transparent 46%);
}
.hero .container { position: relative; z-index: 2; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--line);
  padding: 7px 16px; border-radius: 50px; font-size: 13px;
  color: var(--brand-strong); font-weight: 600; margin-bottom: 22px;
}
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(34px, 5.4vw, 58px);
  font-weight: 700; line-height: 1.08; letter-spacing: -.02em;
  color: var(--ink);
}
.hero h1 .en { display: block; font-size: .62em; font-weight: 600;
  color: var(--brand-strong); letter-spacing: -.01em; margin-bottom: 14px; }
.hero .sub {
  margin-top: 22px; font-size: clamp(16px, 2vw, 19px);
  color: var(--ink-soft); max-width: 560px;
}
.hero-meta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-meta .chip {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 50px; padding: 10px 18px; font-size: 14px; color: var(--ink-soft);
}
.hero-meta .chip svg { width: 16px; height: 16px; color: var(--brand); flex: none; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }

.hero-card {
  background: var(--surface); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); overflow: hidden;
  border: 1px solid var(--line);
}
.hero-card .card-top {
  padding: 26px 28px 20px; background: var(--brand-wash);
  border-bottom: 1px solid var(--line);
}
.hero-card .card-top h3 { font-size: 19px; font-weight: 700; color: var(--brand-strong); }
.hero-card .card-top p { font-size: 13px; color: var(--ink-faint); margin-top: 4px; }
.hero-card .card-body { padding: 18px 28px 26px; }
.hero-card .row { display: flex; align-items: flex-start; gap: 14px; padding: 13px 0;
  border-bottom: 1px dashed var(--line); }
.hero-card .row:last-child { border-bottom: none; }
.hero-card .row .ic { width: 34px; height: 34px; border-radius: 9px; flex: none;
  background: var(--brand-soft); display: grid; place-items: center; color: var(--brand-strong); }
.hero-card .row .ic svg { width: 18px; height: 18px; }
.hero-card .row b { display: block; font-size: 14.5px; color: var(--ink); }
.hero-card .row span { font-size: 13px; color: var(--ink-soft); }

/* ---------- Stats (count-up) ---------- */
.stats { background: linear-gradient(135deg, var(--brand), var(--navy-800)); color: #fff; padding: 72px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.stat { text-align: center; }
.stat .num {
  font-family: var(--font-serif); font-size: clamp(40px, 5vw, 60px);
  font-weight: 700; line-height: 1; letter-spacing: -.02em;
  color: var(--accent);
}
.stat .num sup { font-size: .5em; color: #E7CFA0; margin-left: 3px; }
.stat .label { margin-top: 10px; font-size: 14.5px; color: #CBDAEB; letter-spacing: .03em; }
.stat hr { width: 34px; height: 3px; background: var(--accent); border: none;
  border-radius: 3px; margin: 16px auto 0; }

/* ---------- Cards / Grid ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

.card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 30px; transition: all .25s ease;
  color: var(--ink);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(22,121,75,.5); }
.card .ic { width: 50px; height: 50px; border-radius: 13px; display: grid; place-items: center;
  background: var(--brand-soft); color: var(--brand-strong); margin-bottom: 18px; }
.card .ic svg { width: 24px; height: 24px; }
.card.alt .ic { background: var(--accent-soft); color: var(--accent-strong); }
.card h3 { font-size: 18.5px; font-weight: 700; margin-bottom: 10px; color: var(--ink); }
.card p { color: var(--ink-soft); font-size: 15px; }

/* ---------- News / timeline ---------- */
.news-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 32px; align-items: start; }
.news-item { display: flex; gap: 20px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.news-item:last-child { border-bottom: none; }
.news-date { flex: none; width: 64px; text-align: center; }
.news-date .d { font-size: 28px; font-weight: 700; color: var(--accent); line-height: 1; }
.news-date .m { font-size: 12px; color: var(--ink-faint); text-transform: uppercase; margin-top: 4px; }
.news-item h4 { font-size: 16.5px; font-weight: 600; color: var(--ink); }
.news-item h4 a:hover { color: var(--accent-strong); }
.news-item p { font-size: 14px; color: var(--ink-soft); margin-top: 6px; }

/* ---------- Publication / info blocks ---------- */
.info-panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; color: var(--ink); }
.info-panel h3 { font-size: 17px; font-weight: 700; margin-bottom: 16px; display: flex; align-items: center; gap: 10px; color: var(--ink); }
.info-panel h3 svg { width: 20px; height: 20px; color: var(--brand); }
.info-panel ul li { display: flex; gap: 10px; padding: 9px 0; font-size: 14.5px; color: var(--ink-soft);
  border-bottom: 1px dashed var(--line); }
.info-panel ul li:last-child { border-bottom: none; }
.info-panel ul li::before { content: "→"; color: var(--accent); font-weight: 700; flex: none; }

.badge-list { display: flex; flex-wrap: wrap; gap: 10px; }
.badge { background: var(--brand-soft); color: var(--brand-strong); font-weight: 600;
  font-size: 13px; padding: 7px 15px; border-radius: 50px; }
.badge.accent { background: var(--accent-soft); color: var(--accent-strong); }

/* ---------- Callout / CTA ---------- */
.callout {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff; border-radius: var(--radius-lg);
  padding: 56px 48px; display: flex; flex-wrap: wrap; align-items: center;
  gap: 28px; justify-content: space-between;
}
.callout h2 { font-family: var(--font-serif); font-size: clamp(26px, 3.4vw, 36px); font-weight: 700; line-height: 1.2; }
.callout p { margin-top: 12px; color: rgba(255,255,255,.92); max-width: 560px; }
.callout .btn { background: #fff; color: var(--accent-strong); }
.callout .btn:hover { background: var(--gold); color: #fff; }

/* ---------- Sponsors ---------- */
.sponsor-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.sponsor {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 20px; text-align: center; transition: all .25s ease;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.sponsor:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.sponsor .ic { width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center;
  background: var(--brand-soft); color: var(--brand-strong); }
.sponsor .ic svg { width: 24px; height: 24px; }
.sponsor b { font-size: 15px; color: var(--ink); }
.sponsor span { font-size: 12.5px; color: var(--ink-faint); }

/* ---------- Table (committee / program) ---------- */
.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
thead th { background: var(--brand-wash); color: var(--brand-strong); text-align: left;
  padding: 15px 20px; font-weight: 700; font-size: 13.5px; letter-spacing: .02em; }
tbody td { padding: 15px 20px; border-top: 1px solid var(--line); color: var(--ink-soft); }
tbody tr:hover { background: var(--brand-wash); }
td b, td strong { color: var(--ink); }
.role-tag { display: inline-block; background: var(--accent-soft); color: var(--accent-strong);
  font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 50px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-900); color: #B6BFCA; padding: 64px 0 36px;
  border-top: 1px solid rgba(22,121,75,.20); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 2fr; gap: 40px; }
.footer-grid h4 { color: #FFFFFF; font-size: 15px; font-weight: 700; margin-bottom: 16px; }
.footer-grid a { display: block; color: #B6BFCA; font-size: 14px; padding: 4px 0; }
.footer-grid a:hover { color: #9ADBB7; }
.footer-brand .brand { margin-bottom: 14px; }
.footer-brand .brand-logo {
  height: 52px; width: auto; object-fit: contain;
  display: block;
}
.footer-brand .brand-mark { background: linear-gradient(135deg, var(--accent), var(--accent-strong)); color: #fff; }
.footer-brand .brand-text .t1 { color: #fff; }
.footer-brand .brand-text .t2 { color: #B6BFCA; }
.footer-brand p { font-size: 13.5px; margin-top: 6px; color: #B6BFCA; }
.contact-list li { display: flex; gap: 10px; font-size: 13.5px; padding: 4px 0; color: #B6BFCA; }
.contact-list svg { width: 16px; height: 16px; color: var(--accent); flex: none; margin-top: 3px; }

/* Footer 联系方式 + 二维码 */
.footer-contact-wrap { display: flex; gap: 28px; align-items: flex-start; }
.footer-contact .contact-list { flex: 1; min-width: 0; }
.footer-contact .contact-list li { display: block; padding: 5px 0; line-height: 1.5; }
.footer-contact .contact-list li strong { color: #E6EAF0; font-weight: 600; }
.footer-contact .contact-list li .cn { color: var(--accent); margin-left: 4px; }
.footer-contact .contact-list li a { display: inline; color: #B6BFCA; font-size: 13.5px; padding: 0; }
.footer-contact .contact-list li a:hover { color: var(--accent); }
.footer-qr { flex: none; width: 150px; text-align: center; }
.footer-qr .qr-box {
  width: 128px; height: 128px; margin: 0 auto 12px;
  background: #fff; border-radius: 10px; padding: 8px;
  box-shadow: 0 2px 12px rgba(0,0,0,.30);
}
.footer-qr .qr-box img { width: 100%; height: 100%; object-fit: contain; display: block; }
.footer-qr .qr-note { font-size: 11.5px; color: #9AA3AE; line-height: 1.55; }
.footer-qr .qr-note .qr-wechat { color: var(--accent); font-weight: 600; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); margin-top: 44px; padding-top: 24px;
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; font-size: 13px; color: #8B97A8; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .06s; } .reveal.d2 { transition-delay: .14s; }
.reveal.d3 { transition-delay: .22s; } .reveal.d4 { transition-delay: .30s; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- Page hero (inner pages) ---------- */
.page-hero { background: linear-gradient(135deg, var(--accent), var(--accent-strong)); padding: 64px 0 52px;
  text-align: center; border-bottom: 1px solid rgba(255,255,255,.18); }
.page-hero .crumb { font-size: 13px; color: rgba(255,255,255,.85); margin-bottom: 10px; }
.page-hero .crumb a { color: #fff; }
.page-hero h1 { font-family: var(--font-serif); font-size: clamp(30px, 4vw, 42px);
  font-weight: 700; letter-spacing: -.01em; color: #FFFFFF; }
.page-hero p { color: rgba(255,255,255,.92); margin-top: 12px; max-width: 640px; margin-left: auto; margin-right: auto; }

/* =====================================================
   首页新布局：半屏Banner + 投稿广告 + 倒计时 + 新闻列表
   ===================================================== */

/* 1. 半屏 Banner（纯图片，无文字） */
.hero-banner {
  position: relative; width: 100%; overflow: hidden; background: var(--bg);
  padding: 0;
}
.hero-banner .banner-img {
  width: 100%; height: auto; display: block;
}

/* 2. 会议倒计时（天/时/分/秒） */
.countdown-hero {
  position: relative; overflow: hidden;
  background: linear-gradient(160deg, #FFFDF8 0%, #F2F7F0 100%);
  padding: 64px 0 68px;
}
.countdown-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 12% 15%, rgba(22,121,75,.10), transparent 40%),
    radial-gradient(circle at 88% 18%, rgba(22,121,75,.08), transparent 44%),
    radial-gradient(circle at 70% 92%, rgba(22,121,75,.06), transparent 42%);
}
.countdown-hero .container { position: relative; z-index: 2; }

/* 网格装饰背景 */
.cd-structure {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background-image:
    linear-gradient(rgba(22,121,75,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22,121,75,.05) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,.5), transparent 82%);
  mask-image: linear-gradient(180deg, rgba(0,0,0,.5), transparent 82%);
}

/* 顶部：左标题 / 右日期地点 */
.cd-top {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 32px; flex-wrap: wrap;
}
.cd-head-left { flex: 1 1 480px; min-width: 0; }
.cd-eyebrow {
  display: inline-block; font-size: 12px; font-weight: 600; letter-spacing: .22em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 12px;
}
.cd-fullname {
  font-family: var(--font-serif); font-size: clamp(22px, 3vw, 34px);
  font-weight: 700; color: var(--ink); line-height: 1.3; letter-spacing: -.01em;
  margin: 0;
}
.cd-head-right {
  display: flex; flex-direction: column; align-items: flex-end; gap: 10px;
  flex: none;
}
.cd-date-tag {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.7); border: 1px solid rgba(22,121,75,.30);
  border-radius: 50px; padding: 8px 18px; font-weight: 600; color: var(--ink-soft);
  backdrop-filter: blur(6px); font-size: 15px;
}

/* 进度条 */
.cd-progress { margin: 34px 0 40px; }
.cd-progress-bar {
  position: relative; height: 14px; border-radius: 50px;
  background: rgba(22,121,75,.12); overflow: hidden;
}
.cd-progress-fill {
  position: absolute; left: 0; top: 0; bottom: 0; width: 0%;
  border-radius: 50px;
  background: linear-gradient(90deg, var(--accent), #2EAF7A);
  transition: width .8s cubic-bezier(.22,.61,.36,1);
}
.cd-progress-fill::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.35), transparent);
  background-size: 200% 100%; animation: cd-shine 2.4s linear infinite;
}
@keyframes cd-shine { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }
.cd-progress-meta {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 12px;
}
.cd-progress-pct {
  font-family: var(--font-serif); font-size: 22px; font-weight: 700; color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.cd-progress-note { font-size: 13.5px; color: var(--ink-faint); letter-spacing: .04em; }

/* 大数字卡片 */
.cd-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
  margin: 0 auto;
}
.cd-unit {
  background: rgba(255,255,255,.7);
  border: 1px solid rgba(22,121,75,.22); border-radius: var(--radius);
  padding: 30px 16px 24px; text-align: center;
  backdrop-filter: blur(8px);
  box-shadow: 0 10px 30px rgba(31,41,55,.08);
  display: flex; flex-direction: column; gap: 10px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.cd-unit:hover { transform: translateY(-3px); box-shadow: 0 16px 38px rgba(22,121,75,.16); }
.cd-unit .cd-num {
  font-family: var(--font-serif); font-size: clamp(48px, 6vw, 72px);
  font-weight: 700; line-height: 1; letter-spacing: -.02em;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.cd-unit .cd-unit-label {
  font-size: 13px; font-weight: 600; letter-spacing: .14em;
  text-transform: uppercase; color: var(--ink);
}
.cd-status {
  text-align: center; margin-top: 28px; color: var(--ink); font-size: 16px;
  letter-spacing: .02em;
}
.cd-cta-wrap { text-align: center; margin-top: 48px; }
.cd-cta { display: inline-flex; }
.cd-cta-img { display: block; width: 100%; margin: 0 auto; }
.cd-cta-img img {
  display: block; width: 100%; height: auto;
  border-radius: 12px; transition: transform .25s ease, box-shadow .25s ease;
}
.cd-cta-img:hover img { transform: translateY(-3px); box-shadow: 0 14px 34px rgba(22,121,75,.22); }

/* 3. 会议介绍 */
.about-home { padding-top: 64px; }
.about-home p { color: var(--ink-soft) !important; text-align: justify; }
.countdown-status-note { text-align: center; }

/* 5. 最新消息列表（可进入详情页） */
.news-home { padding-top: 72px; }
.news-list { display: flex; flex-direction: column; gap: 16px; }
.news-row {
  display: flex; align-items: center; gap: 24px; background: rgba(255,255,255,.7);
  border: 1px solid rgba(22,121,75,.18); border-radius: var(--radius); padding: 22px 26px;
  transition: all .25s ease; color: var(--ink);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(6px);
}
.news-row:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); background: #fff;
  border-color: var(--accent); }
.news-row .news-date { flex: none; width: 62px; text-align: center; }
.news-row .news-date .d { font-family: var(--font-serif); font-size: 30px; font-weight: 700;
  color: var(--accent); line-height: 1; }
.news-row .news-date .m { font-size: 12px; color: var(--ink-faint); margin-top: 4px; letter-spacing: .04em; }
.news-row .news-body { flex: 1; min-width: 0; }
.news-row .news-body h4 { font-size: 17px; color: var(--ink); margin-bottom: 6px; font-weight: 700; }
.news-row .news-body p { font-size: 14.5px; color: var(--ink-soft); }
.news-row:hover .news-body h4 { color: var(--accent-strong); }
.news-row .news-arrow { flex: none; font-size: 22px; color: var(--ink-faint);
  transition: transform .25s ease, color .25s ease; }
.news-row:hover .news-arrow { transform: translateX(4px); color: var(--accent); }
.section-foot { margin-top: 28px; text-align: center; }

/* 6. 出版物（卡片化：文字为主 + 右侧缩略图） */
.publication-home { padding-top: 72px; }
.pub-card {
  display: flex; gap: 40px; align-items: stretch;
  background: rgba(255,255,255,.7);
  border: 1px solid rgba(22,121,75,.16);
  border-radius: var(--radius-lg);
  padding: 44px 48px;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-md);
}
.pub-card-body { flex: 1 1 auto; min-width: 0; }
.pub-card-body p { font-size: 16px; color: var(--ink-soft); line-height: 1.8; margin-bottom: 14px; text-align: justify; }
.pub-card-body ul { margin: 6px 0 14px; }
.pub-card-body ul li { display: flex; gap: 10px; padding: 7px 0; font-size: 15px; color: var(--ink-soft); }
.pub-card-body ul li::before { content: "→"; color: var(--accent); font-weight: 700; flex: none; }
.pub-card .badge-list { margin-bottom: 0; }
.pub-card-cover { flex: 0 0 260px; display: flex; align-items: stretch; }
.pub-card-cover img {
  width: 100%; height: 100%; object-fit: cover;
  border-radius: var(--radius); box-shadow: var(--shadow-md);
  border: 1px solid var(--line); display: block;
}

@media (max-width: 760px) {
  .pub-card { flex-direction: column; padding: 32px 24px; }
  .pub-card-cover { flex: none; width: 100%; height: 240px; margin: 0 auto; }
  .pub-card-cover img { height: 240px; }
}

/* 7. Submission（富文本图文） */
.submission-home { padding-top: 72px; }
.submission-card {
  background: rgba(255,255,255,.72);
  border: 1px solid rgba(22,121,75,.16);
  border-radius: var(--radius-lg);
  padding: 48px 52px;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-md);
}
.submission-card h3 { font-size: 22px; font-weight: 700; color: var(--ink); margin-bottom: 20px; }
.submission-card ol { list-style: none; counter-reset: item; margin-bottom: 8px; }
.submission-card ol > li { counter-increment: item; position: relative;
  padding: 12px 0 12px 44px; font-size: 16px; color: var(--ink-soft); line-height: 1.75;
  border-bottom: 1px dashed var(--line); }
.submission-card ol > li:last-child { border-bottom: none; }
.submission-card ol > li::before {
  content: counter(item); position: absolute; left: 0; top: 14px;
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent-strong);
  display: grid; place-items: center; font-weight: 700; font-size: 14px;
}
.submission-card .sub-note {
  margin-top: 20px; padding: 22px 26px;
  background: var(--brand-wash); border-left: 4px solid var(--accent);
  border-radius: var(--radius-sm);
}
.submission-card .sub-note h4 { font-size: 16px; font-weight: 700; color: var(--accent-strong); margin-bottom: 10px; }
.submission-card .sub-note ol { counter-reset: subitem; margin-bottom: 0; }
.submission-card .sub-note ol > li { counter-increment: subitem; padding: 8px 0 8px 34px; font-size: 15px;
  color: var(--ink-soft); line-height: 1.75; border-bottom: none; }
.submission-card .sub-note ol > li::before {
  content: counter(subitem) ")"; position: absolute; left: 0; top: 8px;
  width: auto; height: auto; background: none; color: var(--accent-strong);
  display: inline; font-weight: 700; font-size: 15px;
}
.submission-card a { color: var(--accent); font-weight: 600; }
.submission-card a:hover { color: var(--accent-strong); text-decoration: underline; }

/* 赞助商（跑马灯无缝滚动） */
.sponsor-home { padding-top: 72px; padding-bottom: 40px; }
.sponsor-marquee {
  overflow: hidden; position: relative;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.sponsor-marquee-track {
  display: flex; width: max-content;
  animation: sponsor-scroll 28s linear infinite;
}
.sponsor-marquee:hover .sponsor-marquee-track { animation-play-state: paused; }
@keyframes sponsor-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.sponsor-item {
  flex: 0 0 auto; width: 260px;
  margin-right: 24px;
  background: rgba(255,255,255,.8);
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 20px 22px;
  display: flex; flex-direction: column; align-items: center; gap: 16px;
  text-align: center; transition: all .25s ease;
  backdrop-filter: blur(6px);
}
.sponsor-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(22,121,75,.4); }
.sponsor-item .logo-box { width: 100%; height: 80px; display: flex; align-items: center; justify-content: center; }
.sponsor-item img { max-width: 100%; max-height: 100%; object-fit: contain; }
.sponsor-item .sp-name { font-size: 14px; font-weight: 700; color: var(--ink); line-height: 1.4; }

/* 新版块通用 */
.home-block { padding-top: 72px; }
.section-kicker {
  display: inline-block; font-size: 12px; font-weight: 600; letter-spacing: .18em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 12px;
}
.section-sub { margin-top: 14px; color: var(--ink-soft); font-size: 16px; }

/* 融合版块（Publication / Peer Review / Important Dates / Contact） */
.info-combined { padding-top: 72px; }
.info-combined .section-head { margin-bottom: 40px; }
.info-group { margin-bottom: 40px; }
.info-group:last-child { margin-bottom: 0; }
.info-group h3 {
  font-size: 20px; font-weight: 700; color: var(--ink);
  padding-left: 16px; border-left: 4px solid var(--accent); margin-bottom: 14px;
}
.info-group p { font-size: 16px; color: var(--ink-soft); line-height: 1.85; text-align: justify; margin-bottom: 12px; }
.info-group p:last-child { margin-bottom: 0; }
.info-group .dates-table { max-width: 720px; }

/* Peer Review 三卡片 */
.peer-review-home { padding-top: 72px; }
.peer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.peer-card {
  background: rgba(255,255,255,.75); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 34px 26px 30px; text-align: center;
  transition: all .25s ease; backdrop-filter: blur(6px);
}
.peer-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(22,121,75,.4); }
.peer-icon { font-size: 38px; margin-bottom: 16px; }
.peer-card h3 { font-size: 18px; font-weight: 700; color: var(--ink); margin-bottom: 12px; }
.peer-card p { font-size: 15px; color: var(--ink-soft); line-height: 1.7; }

/* Important Dates 表格 */
.dates-home { padding-top: 72px; }
.dates-table-wrap { max-width: 760px; margin: 0 auto; }
.dates-table { width: 100%; border-collapse: collapse; background: rgba(255,255,255,.7);
  border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }
.dates-table tr { border-bottom: 1px solid var(--line); transition: background .2s ease; }
.dates-table tr:nth-child(even) { background: rgba(22,121,75,.04); }
.dates-table tr:hover { background: rgba(22,121,75,.08); }
.dates-table tr:last-child { border-bottom: none; }
.dates-table td { padding: 16px 24px; font-size: 15.5px; color: var(--ink); }
.dates-table td:first-child { font-weight: 600; color: var(--ink); }
.dates-table td:last-child { text-align: right; color: var(--accent); font-weight: 600; white-space: nowrap; }

/* Contact 卡片 */
.contact-home { padding-top: 72px; }
.contact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.contact-card {
  background: rgba(255,255,255,.75); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 30px 20px 26px; text-align: center;
  transition: all .25s ease; backdrop-filter: blur(6px);
}
.contact-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(22,121,75,.4); }
.contact-icon { font-size: 32px; margin-bottom: 12px; }
.contact-card h3 { font-size: 16px; font-weight: 700; color: var(--ink); margin-bottom: 8px; }
.contact-card p { font-size: 14.5px; color: var(--ink-soft); }
.contact-card a { color: var(--accent); font-weight: 600; }
.contact-card a:hover { color: var(--accent-strong); text-decoration: underline; }

/* 响应式调整 */
@media (max-width: 760px) {
  .cd-top { flex-direction: column; align-items: flex-start; gap: 18px; }
  .cd-head-right { align-items: flex-start; flex-direction: row; flex-wrap: wrap; }
  .cd-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .cd-unit { padding: 24px 12px 20px; }
  .cd-unit .cd-num { font-size: clamp(40px, 14vw, 56px); }
  .news-row { flex-direction: row; align-items: flex-start; gap: 16px; padding: 18px; }
  .news-row .news-date { width: 50px; }
  .news-row .news-arrow { display: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .sponsor-grid { grid-template-columns: repeat(2, 1fr); }
  .peer-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .news-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  section { padding: 60px 0; }
  .container { padding: 0 20px; }
  .hero { padding: 72px 0 64px; }

  .nav-toggle { display: grid; }
  .nav-links {
    position: fixed; top: var(--nav-h); left: 0; right: 0;
    height: calc(100vh - var(--nav-h));
    background: var(--bg); flex-direction: column; align-items: stretch; justify-content: flex-start;
    padding: 20px; gap: 2px; overflow-y: auto;
    transform: translateX(100%); transition: transform .3s ease; z-index: 99;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links > li { width: 100%; }
  .nav-links a { width: 100%; padding: 13px 16px; font-size: 16px; }
  .has-dropdown .dropdown { position: static; opacity: 1; visibility: visible;
    transform: none; box-shadow: none; border: none; min-width: 0; padding-left: 16px; display: none; }
  .has-dropdown.open .dropdown { display: block; }
  .has-dropdown > a::after { float: right; margin-top: 8px; }

  .nav-actions { display: flex; align-items: center; gap: 10px; margin-left: 14px; }

  .grid-2, .grid-3, .grid-4, .sponsor-grid { grid-template-columns: 1fr; }
  .peer-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .submission-card { padding: 32px 22px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .callout { padding: 36px 28px; }
  .hero-card .card-body { padding: 16px 20px 22px; }
}

/* ---------- Committee 纯文字版 (committee.html) ---------- */
.committee-section { margin-bottom: 52px; }
.committee-section:last-child { margin-bottom: 8px; }
.committee-section > h2 {
  font-size: 22px; font-weight: 700; color: var(--ink);
  padding-bottom: 12px; margin-bottom: 24px;
  border-bottom: 2px solid var(--accent);
  display: flex; align-items: center; gap: 12px;
}
.committee-section > h2 .cnt {
  font-size: 13px; font-weight: 600; color: var(--accent-strong);
  background: var(--accent-soft); border-radius: 50px; padding: 2px 12px;
}
.committee-lead {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 36px;
  list-style: none; padding: 0; margin: 0;
}
.committee-lead li {
  font-size: 16.5px; color: var(--ink); line-height: 1.6;
  padding: 6px 0; font-weight: 400;
}
.committee-lead li strong { font-weight: 700; color: var(--ink); }
.committee-lead li .aff { color: var(--ink-soft); font-weight: 400; }
.committee-members {
  column-count: 3; column-gap: 44px; list-style: none; padding: 0; margin: 0;
}
.committee-members li {
  font-size: 14.5px; color: var(--ink); line-height: 1.65;
  padding: 4px 0; break-inside: avoid;
}
.committee-members li .aff { color: var(--ink-soft); }
.committee-members li strong { font-weight: 600; }
@media (max-width: 900px) {
  .committee-members { column-count: 2; }
  .committee-lead { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .committee-members { column-count: 1; }
}


/* ---------- Speakers 嘉宾介绍 (speakers.html) ---------- */
.speaker-card {
  display: grid; grid-template-columns: 220px 1fr; gap: 36px; align-items: start;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 40px; margin-bottom: 40px;
  box-shadow: var(--shadow-sm);
}
.speaker-card:last-child { margin-bottom: 0; }
.speaker-photo {
  width: 220px; height: 280px; object-fit: cover; object-position: top center;
  border-radius: var(--radius); box-shadow: var(--shadow-md);
  border: 4px solid #fff; outline: 1px solid var(--line);
}
.speaker-info h2 {
  font-size: 24px; font-weight: 700; color: var(--ink); margin-bottom: 4px;
  line-height: 1.3;
}
.speaker-info .sp-aff {
  font-size: 15px; color: var(--accent-strong); font-weight: 600; margin-bottom: 16px;
}
.speaker-info .sp-bio {
  font-size: 15.5px; color: var(--ink-soft); line-height: 1.85;
}
.speaker-info .sp-bio p { margin-bottom: 14px; }
.speaker-info .sp-bio p:last-child { margin-bottom: 0; }
@media (max-width: 720px) {
  .speaker-card { grid-template-columns: 1fr; gap: 24px; padding: 28px; }
  .speaker-photo { width: 160px; height: 200px; }
}


/* ---------- Program 日程 (program.html) ---------- */
.program-h2 {
  font-size: 20px; font-weight: 700; color: var(--ink); text-align: left;
  padding-bottom: 10px; margin-bottom: 20px;
  border-bottom: 2px solid var(--accent);
}
.program-intro {
  font-size: 16px; color: var(--ink-soft); line-height: 1.85;
  max-width: 880px; margin: 0 0 44px; text-align: left;
}
.program-intro strong { color: var(--ink); }
.schedule-table { width: 100%; border-collapse: collapse; }
.schedule-table th, .schedule-table td {
  text-align: left; padding: 15px 20px; border-bottom: 1px solid var(--line);
  font-size: 15.5px; color: var(--ink);
}
.schedule-table th {
  background: var(--brand-wash); color: var(--accent-strong);
  font-weight: 700; font-size: 16px; letter-spacing: .02em;
}
.schedule-table td.day {
  font-weight: 700; color: var(--accent-strong); white-space: nowrap;
  vertical-align: top;
}
.schedule-table td.time { white-space: nowrap; font-weight: 600; color: var(--ink); width: 130px; }
.program-note {
  margin-top: 20px; font-size: 13.5px; color: var(--ink-faint); line-height: 1.7;
  max-width: 880px;
}
.program-note em { color: var(--ink-soft); }
.instruction-block {
  margin-top: 48px;
}
.instruction-block h2 {
  font-size: 20px; font-weight: 700; color: var(--ink);
  padding-bottom: 10px; margin-bottom: 20px;
  border-bottom: 2px solid var(--accent);
}
.instruction-block ol { max-width: 880px; }
.instruction-block ol li {
  font-size: 15.5px; color: var(--ink-soft); line-height: 1.8;
  padding: 8px 0; padding-left: 4px;
}
.instruction-block {
  font-size: 15.5px; color: var(--ink-soft); line-height: 1.8;
  padding: 8px 0; padding-left: 4px;
}
.instruction-block ol li strong { color: var(--ink); }


/* ---------- 二级页面内容样式 ---------- */
/* 通用正文段落 */
.pub-text, .tpc-text, .coop-text p {
  font-size: 15.5px; color: var(--ink-soft); line-height: 1.85; margin-bottom: 14px;
  max-width: 900px;
}
.pub-text strong, .tpc-text strong { color: var(--ink); }

/* CFP 主题列表 (cfp.html) */
.cfp-intro { font-size: 16px; color: var(--ink-soft); line-height: 1.85; max-width: 900px; margin-bottom: 28px; }
.cfp-topics {
  list-style: none; counter-reset: tp; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 48px;
}
.cfp-topics li {
  counter-increment: tp; display: flex; align-items: baseline; gap: 12px;
  padding: 11px 0; border-bottom: 1px dashed var(--line);
  font-size: 15.5px;
}
.cfp-topics li::before {
  content: "(" counter(tp) ")"; color: var(--accent); font-weight: 700;
  font-size: 14px; min-width: 34px;
}
.cfp-topics .tp-en { color: var(--ink); font-weight: 500; }
.cfp-topics .tp-cn { color: var(--ink-faint); font-size: 14px; margin-left: auto; white-space: nowrap; }

/* Publication 检索证明图 (publication.html) */
.pub-badge-line {
  font-size: 17px; font-weight: 700; color: var(--accent-strong);
  padding: 14px 20px; background: var(--brand-wash); border-left: 4px solid var(--accent);
  border-radius: var(--radius-sm); margin: 12px 0 32px; max-width: 900px;
}
.pub-deadline { font-size: 16px; color: var(--ink); margin-bottom: 12px; max-width: 900px; }
.pub-deadline strong { color: var(--accent-strong); }
.ei-proof { margin-top: 36px; max-width: 900px; }
.ei-proof img {
  width: 100%; height: auto; display: block;
  border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

/* TPC 元信息 (topics.html) */
.tpc-meta {
  list-style: none; margin: 20px 0 28px; padding: 20px 24px;
  background: var(--brand-wash); border-radius: var(--radius-sm);
  max-width: 900px;
}
.tpc-meta li { padding: 6px 0; font-size: 15.5px; color: var(--ink); }
.tpc-meta li strong { display: inline-block; min-width: 90px; color: var(--accent-strong); }
.tpc-list { list-style: disc; padding-left: 22px; margin-top: 4px; max-width: 900px; }
.tpc-list li { font-size: 15.5px; color: var(--ink-soft); line-height: 1.8; padding: 6px 0; }
.tpc-closing { font-size: 16px; color: var(--ink); font-weight: 600; margin-top: 24px; max-width: 900px; }

/* Cooperation 合作邀请 (venue.html) */
.coop-types {
  list-style: none; counter-reset: none; margin: 0 0 24px; padding: 0;
  display: flex; flex-wrap: wrap; gap: 12px;
}
.coop-types li {
  background: var(--brand-wash); border: 1px solid rgba(22,121,75,.3);
  border-radius: 50px; padding: 8px 18px; font-size: 15px;
  color: var(--ink); font-weight: 600;
}
.coop-text .coop-cn { color: var(--ink-faint); }
.coop-req { list-style: none; margin: 8px 0 20px; padding: 0; max-width: 900px; }
.coop-req li { padding: 8px 0; font-size: 15.5px; color: var(--ink-soft); line-height: 1.7; }
.coop-req li .en { color: var(--ink); }
.coop-req li .cn { color: var(--ink-faint); margin-left: 8px; }
.coop-text a { color: var(--accent); font-weight: 600; }

/* Contact 联系方式 (contact.html) */
.contact-card { max-width: 720px; }
.contact-simple { list-style: none; margin: 0 0 20px; padding: 0; }
.contact-simple li { padding: 9px 0; font-size: 16px; color: var(--ink); border-bottom: 1px dashed var(--line); }
.contact-simple li strong { display: inline-block; min-width: 230px; color: var(--accent-strong); font-weight: 600; }
.contact-simple li .cn { color: var(--accent); margin-left: 4px; }
.contact-simple li a { color: var(--ink); font-weight: 500; }
.contact-simple li a:hover { color: var(--accent); }
.contact-note { font-size: 15px; color: var(--ink-soft); line-height: 1.7; }

/* Downloads 表格 (downloads.html) */
.dl-table td, .dl-table th { vertical-align: middle; }
.dl-link { color: var(--accent-strong); font-weight: 600; text-decoration: none; }
.dl-link:hover { text-decoration: underline; }

/* Registration 表格 (registration.html) */
.reg-table td { vertical-align: top; line-height: 1.6; }
.reg-table td b { color: var(--ink); }
.instruction-block ol li ul { margin: 6px 0 6px 20px; list-style: disc; }
.instruction-block ol li ul li { padding: 3px 0; font-size: 14.5px; }

@media (max-width: 760px) {
  .cfp-topics { grid-template-columns: 1fr; }
  .cfp-topics .tp-cn { white-space: normal; }
  .contact-simple li strong { min-width: 0; display: block; margin-bottom: 2px; }
  .footer-contact-wrap { flex-direction: column; gap: 16px; }
  .footer-qr { width: 100%; text-align: left; }
  .footer-qr .qr-box { margin: 0 0 12px; }
}