/* ============================================================
   JSAI · 具身智能门户  jsai.net.cn
   品牌主题色与 evtol.bj.cn 同源
   ============================================================ */
:root{
  --c-primary:#002890;
  --c-primary-light:#1a4fc9;
  --c-primary-dark:#001e5a;
  --c-primary-deep:#001235;
  --c-accent:#3fb3d9;
  --c-accent-light:#7dd1ef;
  --c-accent-glow:rgba(63,179,217,.28);
  --c-gradient:linear-gradient(135deg,var(--c-primary) 0%,var(--c-accent) 100%);
  --c-text:#0a1a40;
  --c-text-muted:#52608a;
  --c-bg:#f3f7ff;
  --c-bg-alt:#e3ecff;
  --c-bg-card:#ffffff;
  --c-border:rgba(0,40,144,.10);
  --c-shadow:0 8px 32px rgba(0,40,144,.10);
  --c-shadow-hover:0 24px 64px rgba(0,40,144,.16);
  --radius:14px;
  --radius-lg:24px;
  --mono:'SF Mono',ui-monospace,'JetBrains Mono',Consolas,monospace;
  --sans:'Inter','PingFang SC','Microsoft YaHei',-apple-system,'Segoe UI',sans-serif;
  --green:#1e9e6a;--amber:#c8890a;--red:#d64545;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--c-bg);color:var(--c-text);font-family:var(--sans);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
::selection{background:rgba(63,179,217,.35)}
a{color:var(--c-primary)}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
section{padding:84px 0}
img{max-width:100%}

.grid-bg{position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(rgba(0,40,144,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(0,40,144,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 85% 55% at 50% 0%,#000 40%,transparent 100%);
  -webkit-mask-image:radial-gradient(ellipse 85% 55% at 50% 0%,#000 40%,transparent 100%);}

/* ===== 导航 ===== */
nav{position:sticky;top:0;z-index:50;background:rgba(243,247,255,.88);backdrop-filter:blur(14px);border-bottom:1px solid var(--c-border)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;letter-spacing:-.01em;color:var(--c-primary);text-decoration:none;white-space:nowrap}
.logo .dot{width:26px;height:26px;border-radius:7px;background:var(--c-gradient);display:flex;align-items:center;justify-content:center;color:#fff;font-family:var(--mono);font-size:10px;font-weight:800}
.logo .logo-mark{width:30px;height:30px;display:block;filter:drop-shadow(0 3px 8px var(--c-accent-glow))}
.logo .sub{font-family:var(--mono);font-size:10.5px;color:var(--c-text-muted);font-weight:400;margin-left:2px}
.nav-links{display:flex;gap:24px;font-size:13.5px;color:var(--c-text-muted)}
.nav-links a{color:inherit;text-decoration:none;transition:color .2s;padding:6px 0;border-bottom:2px solid transparent}
.nav-links a:hover{color:var(--c-primary)}
.nav-links a.active{color:var(--c-primary);border-bottom-color:var(--c-accent);font-weight:600}
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:10px;padding:10px 20px;font-size:14px;font-weight:600;cursor:pointer;text-decoration:none;border:none;transition:all .3s cubic-bezier(.4,0,.2,1)}
.btn-primary{background:var(--c-gradient);color:#fff;box-shadow:0 4px 18px var(--c-accent-glow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 28px var(--c-accent-glow)}
.btn-ghost{background:transparent;color:var(--c-primary);border:1px solid rgba(0,40,144,.28)}
.btn-ghost:hover{border-color:var(--c-primary);background:rgba(0,40,144,.05)}
.btn-white{background:#fff;color:var(--c-primary);box-shadow:0 8px 24px rgba(0,18,53,.35)}
.btn-white:hover{transform:translateY(-2px)}
.btn-outline{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.4)}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.nav-burger{display:none;background:none;border:1px solid var(--c-border);border-radius:8px;padding:8px 12px;font-size:18px;color:var(--c-primary);cursor:pointer}
@media(max-width:960px){
  .nav-links{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;background:#fff;border-bottom:1px solid var(--c-border);padding:16px 24px;gap:14px;box-shadow:var(--c-shadow)}
  .nav-links.open{display:flex}
  .nav-burger{display:block}
  .nav-cta{display:none}
}

/* ===== Hero ===== */
header.hero{position:relative;padding:104px 0 88px;text-align:center;overflow:hidden}
.hero-glow{position:absolute;top:-260px;left:50%;transform:translateX(-50%);width:1000px;height:560px;z-index:0;pointer-events:none;
  background:radial-gradient(ellipse at center,var(--c-accent-glow),transparent 65%);filter:blur(50px)}
.badge{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:12px;color:var(--c-primary);
  border:1px solid rgba(0,40,144,.25);border-radius:100px;padding:7px 16px;background:#fff;margin-bottom:28px;letter-spacing:.05em;box-shadow:var(--c-shadow)}
.badge::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--c-accent);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.25}}
h1{font-size:clamp(36px,6vw,64px);font-weight:800;letter-spacing:-.035em;line-height:1.12;
  background:var(--c-gradient);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-sub{max-width:720px;margin:24px auto 0;font-size:17.5px;color:var(--c-text-muted)}
.hero-tags{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:32px}
.tag{font-family:var(--mono);font-size:12px;color:var(--c-primary);border:1px solid var(--c-border);border-radius:8px;padding:6px 14px;background:#fff;box-shadow:0 2px 10px rgba(0,40,144,.06)}
.hero-cta{display:flex;gap:14px;justify-content:center;margin-top:38px;flex-wrap:wrap}
.hero-meta{margin-top:38px;font-family:var(--mono);font-size:12px;color:var(--c-text-muted);letter-spacing:.06em}

/* ===== 小节标题 ===== */
.sec-label{font-family:var(--mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--c-accent);margin-bottom:12px;display:block;font-weight:600}
h2{font-size:clamp(27px,3.8vw,38px);font-weight:800;letter-spacing:-.03em;line-height:1.2;margin-bottom:12px;color:var(--c-text)}
.sec-desc{color:var(--c-text-muted);max-width:680px;font-size:16px}
.sec-head{margin-bottom:12px}
.click-hint{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:11.5px;color:#1a7fa8;border:1px dashed rgba(63,179,217,.55);border-radius:6px;padding:4px 10px;margin-top:14px;background:rgba(63,179,217,.07)}

/* ===== 数据卡 ===== */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-top:44px}
.stat{background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius);padding:30px 28px 24px;cursor:pointer;position:relative;overflow:hidden;box-shadow:var(--c-shadow);transition:all .35s cubic-bezier(.4,0,.2,1)}
.stat:hover{transform:translateY(-4px);box-shadow:var(--c-shadow-hover)}
.stat::before{content:'';position:absolute;top:0;left:0;width:100%;height:3px;background:var(--c-gradient)}
.stat .k{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--c-text-muted);text-transform:uppercase;margin-bottom:14px}
.stat .v{font-family:var(--mono);font-size:34px;font-weight:700;letter-spacing:-.02em;color:var(--c-primary)}
.stat .v small{font-size:15px;color:var(--c-text-muted);font-weight:400;margin-left:4px}
.stat .d{margin-top:10px;font-size:13.5px;color:var(--c-text-muted)}
.stat .more{max-height:0;overflow:hidden;transition:max-height .4s ease}
.stat.open .more{max-height:280px}
.stat .more-inner{margin-top:14px;border-top:1px dashed var(--c-border);padding-top:12px;font-size:13px;color:var(--c-text-muted)}
.stat .more-inner b{color:var(--c-primary)}
.stat .toggle{position:absolute;right:20px;bottom:16px;font-family:var(--mono);font-size:11px;color:var(--c-accent);transition:transform .3s}
.stat.open .toggle{transform:rotate(180deg)}

/* ===== 栏目卡片 ===== */
.col-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:20px;margin-top:44px}
.col-card{display:flex;gap:18px;background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius);padding:28px;text-decoration:none;box-shadow:var(--c-shadow);transition:all .35s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}
.col-card::after{content:'→';position:absolute;top:22px;right:24px;font-family:var(--mono);color:var(--c-accent);opacity:0;transition:all .3s}
.col-card:hover{transform:translateY(-4px);box-shadow:var(--c-shadow-hover);border-color:rgba(63,179,217,.5)}
.col-card:hover::after{opacity:1;transform:translateX(4px)}
.col-card .ic{width:48px;height:48px;min-width:48px;border-radius:13px;background:var(--c-gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-size:22px}
.col-card h4{font-size:16.5px;font-weight:700;color:var(--c-text);margin-bottom:4px}
.col-card p{font-size:13.5px;color:var(--c-text-muted)}
.col-card .meta{font-family:var(--mono);font-size:11px;color:var(--c-accent);margin-top:10px;letter-spacing:.04em}

/* ===== 趋势速览卡 ===== */
.trend-mini-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:20px;margin-top:44px}
.trend-mini{display:block;text-decoration:none;background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius);padding:28px;box-shadow:var(--c-shadow);transition:all .3s;position:relative}
.trend-mini:hover{transform:translateY(-4px);box-shadow:var(--c-shadow-hover);border-color:rgba(63,179,217,.5)}
.trend-mini .no{font-family:var(--mono);font-size:13px;font-weight:700;color:var(--c-accent);letter-spacing:.1em}
.trend-mini h4{font-size:17px;font-weight:700;color:var(--c-text);margin:8px 0 4px}
.trend-mini .en{font-family:var(--mono);font-size:10.5px;color:var(--c-text-muted);letter-spacing:.05em}
.trend-mini p{font-size:13.5px;color:var(--c-text-muted);margin-top:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ===== 新闻 ===== */
.news-list{display:flex;flex-direction:column;gap:12px;margin-top:44px}
.news-item{display:grid;grid-template-columns:auto auto 1fr auto;gap:18px;align-items:center;background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:12px;padding:18px 24px;text-decoration:none;transition:all .3s;box-shadow:0 2px 12px rgba(0,40,144,.05)}
.news-item:hover{border-color:rgba(63,179,217,.5);transform:translateX(4px)}
.news-item .cat{font-family:var(--mono);font-size:11px;color:var(--c-primary);background:rgba(0,40,144,.07);border-radius:6px;padding:4px 10px;white-space:nowrap}
.news-item .date{font-family:var(--mono);font-size:12px;color:var(--c-text-muted);white-space:nowrap}
.news-item h4{font-size:15px;font-weight:600;color:var(--c-text)}
.news-item p{font-size:13px;color:var(--c-text-muted)}
.news-item .arr{font-family:var(--mono);color:var(--c-accent)}
@media(max-width:700px){.news-item{grid-template-columns:auto 1fr auto}.news-item .date,.news-item p{display:none}}

/* ===== 六大趋势：tab 切换 ===== */
.trends-layout{display:grid;grid-template-columns:320px 1fr;gap:24px;margin-top:44px;align-items:start}
@media(max-width:900px){.trends-layout{grid-template-columns:1fr}}
.trend-nav{display:flex;flex-direction:column;gap:10px;position:sticky;top:88px}
@media(max-width:900px){.trend-nav{position:static;flex-direction:row;flex-wrap:wrap}}
.trend-btn{display:flex;align-items:center;gap:14px;text-align:left;background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:12px;padding:16px 18px;cursor:pointer;font-family:var(--sans);transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 2px 12px rgba(0,40,144,.05);width:100%}
@media(max-width:900px){.trend-btn{width:auto;flex:1 1 45%}}
.trend-btn .no{font-family:var(--mono);font-size:13px;font-weight:700;color:var(--c-accent);min-width:26px}
.trend-btn .t{font-size:14.5px;font-weight:600;color:var(--c-text);line-height:1.4}
.trend-btn .s{font-family:var(--mono);font-size:10.5px;color:var(--c-text-muted);letter-spacing:.04em}
.trend-btn:hover{border-color:rgba(63,179,217,.55);transform:translateX(4px)}
@media(max-width:900px){.trend-btn:hover{transform:translateY(-2px)}}
.trend-btn.active{background:var(--c-gradient);border-color:transparent;box-shadow:0 10px 30px var(--c-accent-glow)}
.trend-btn.active .no{color:rgba(255,255,255,.75)}
.trend-btn.active .t{color:#fff}
.trend-btn.active .s{color:rgba(255,255,255,.65)}
.trend-panel{background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius-lg);padding:44px 48px;min-height:420px;box-shadow:var(--c-shadow);position:relative;overflow:hidden}
@media(max-width:640px){.trend-panel{padding:30px 24px;min-height:0}}
.trend-panel .pnum{position:absolute;top:20px;right:32px;font-family:var(--mono);font-size:72px;font-weight:800;color:transparent;-webkit-text-stroke:1.5px rgba(0,40,144,.12);line-height:1;user-select:none}
.trend-panel h3{font-size:24px;font-weight:700;letter-spacing:-.02em;color:var(--c-primary);margin-bottom:4px;padding-right:100px}
.trend-panel .psub{font-family:var(--mono);font-size:12px;color:var(--c-accent);letter-spacing:.06em;margin-bottom:20px;font-weight:600}
.trend-panel .pdesc{color:var(--c-text-muted);font-size:15px}
.trend-panel ul{margin-top:22px;display:flex;flex-direction:column;gap:12px;list-style:none}
.trend-panel li{font-size:14px;color:var(--c-text-muted);background:var(--c-bg);border:1px solid var(--c-border);border-radius:10px;padding:14px 18px 14px 40px;position:relative;line-height:1.7}
.trend-panel li::before{content:'▸';position:absolute;left:16px;color:var(--c-accent);font-family:var(--mono);font-weight:700}
.trend-panel li b{color:var(--c-text);font-weight:600}
.trend-panel li .hl{color:var(--c-primary-light);font-family:var(--mono);font-size:13px;font-weight:600}
.panel-anim{animation:fadeUp .45s cubic-bezier(.4,0,.2,1)}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* ===== 三极格局 ===== */
.geo-box{margin-top:44px;background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius-lg);padding:34px;box-shadow:var(--c-shadow)}
.geo-box svg{width:100%;height:auto;display:block}
.geo-col{cursor:pointer;transition:opacity .3s}
.geo-box.has-focus .geo-col{opacity:.28}
.geo-box.has-focus .geo-col.focus{opacity:1}
.geo-detail{margin-top:20px;border:1px dashed rgba(63,179,217,.55);border-radius:12px;background:rgba(63,179,217,.06);padding:18px 22px;font-size:14px;color:var(--c-text-muted);min-height:76px;line-height:1.8}
.geo-detail b{color:var(--c-primary)}
.geo-legend{display:flex;gap:26px;flex-wrap:wrap;margin-top:16px;font-size:12.5px;color:var(--c-text-muted);font-family:var(--mono)}
.geo-legend span{display:inline-flex;align-items:center;gap:8px;cursor:pointer}
.geo-legend span:hover{color:var(--c-primary)}
.geo-legend i{width:12px;height:12px;border-radius:3px;display:inline-block}

/* ===== 预测手风琴 ===== */
.pred-list{margin-top:44px;display:flex;flex-direction:column;gap:14px}
.pred{border:1px solid var(--c-border);border-radius:var(--radius);background:var(--c-bg-card);box-shadow:0 2px 12px rgba(0,40,144,.05);overflow:hidden;transition:box-shadow .3s}
.pred.open{box-shadow:var(--c-shadow-hover)}
.pred-head{display:grid;grid-template-columns:44px 1fr auto auto;gap:18px;align-items:center;padding:22px 26px;cursor:pointer;user-select:none}
.pred-head:hover{background:var(--c-bg)}
.pred .idx{font-family:var(--mono);font-size:14px;font-weight:700;color:var(--c-accent)}
.pred h4{font-size:16.5px;font-weight:700;letter-spacing:-.01em;color:var(--c-text)}
.conf{font-family:var(--mono);font-size:11px;letter-spacing:.1em;border-radius:6px;padding:5px 12px;white-space:nowrap}
.conf.high{color:var(--green);border:1px solid rgba(30,158,106,.35);background:rgba(30,158,106,.08)}
.conf.mid{color:var(--amber);border:1px solid rgba(200,137,10,.35);background:rgba(200,137,10,.08)}
.pred .chev{font-family:var(--mono);color:var(--c-text-muted);transition:transform .3s;font-size:13px}
.pred.open .chev{transform:rotate(180deg)}
.pred-body{max-height:0;overflow:hidden;transition:max-height .45s ease}
.pred.open .pred-body{max-height:460px}
.pred-body-inner{font-size:14.5px;color:var(--c-text-muted);border-top:1px dashed var(--c-border);padding:18px 26px 24px;margin:0 26px}
.pred-body-inner b{color:var(--c-primary)}
@media(max-width:700px){.pred-head{grid-template-columns:36px 1fr auto}.pred .chev,.conf{display:none}}

/* ===== 高校启示 / 产教融合 ===== */
.edu-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin-top:44px}
.edu-card{background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius);padding:30px 28px;cursor:pointer;box-shadow:var(--c-shadow);transition:all .35s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}
.edu-card:hover{transform:translateY(-4px);box-shadow:var(--c-shadow-hover)}
.edu-card .ic{width:44px;height:44px;border-radius:12px;background:var(--c-gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:18px}
.edu-card h4{font-size:16.5px;font-weight:700;color:var(--c-text);margin-bottom:8px;padding-right:24px}
.edu-card p{font-size:13.5px;color:var(--c-text-muted)}
.edu-card .more{max-height:0;overflow:hidden;transition:max-height .4s ease}
.edu-card.open .more{max-height:380px}
.edu-card .more-inner{margin-top:14px;border-top:1px dashed var(--c-border);padding-top:14px;font-size:13.5px;color:var(--c-text-muted)}
.edu-card .more-inner b{color:var(--c-primary)}
.edu-card .toggle{position:absolute;top:26px;right:24px;font-family:var(--mono);font-size:12px;color:var(--c-accent);transition:transform .3s}
.edu-card.open .toggle{transform:rotate(180deg)}

.svc-strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-top:32px}
.svc-pill{background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:12px;padding:18px 20px;text-align:center;box-shadow:0 2px 12px rgba(0,40,144,.05)}
.svc-pill b{display:block;font-size:14.5px;color:var(--c-primary);margin-bottom:4px}
.svc-pill span{font-size:12px;color:var(--c-text-muted)}

/* CTA 横幅 */
.cta-band{margin-top:64px;border-radius:var(--radius-lg);background:linear-gradient(155deg,#001e5a,#002890 45%,#1a4fc9);color:#fff;padding:52px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;position:relative;overflow:hidden}
.cta-band::after{content:'';position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(125,209,239,.35),transparent 70%)}
.cta-band h3{font-size:24px;font-weight:700;letter-spacing:-.02em;margin-bottom:8px}
.cta-band p{font-size:14.5px;color:rgba(255,255,255,.75);max-width:620px}
.cta-band .btns{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:1}

/* 联系方式卡片 */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;margin-top:32px}
.contact-item{background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius);padding:22px 24px;box-shadow:0 2px 12px rgba(0,40,144,.05);display:flex;gap:16px;align-items:flex-start;transition:all .3s}
.contact-item:hover{transform:translateY(-3px);box-shadow:var(--c-shadow-hover);border-color:rgba(63,179,217,.5)}
.contact-item .ic{width:42px;height:42px;min-width:42px;border-radius:12px;background:var(--c-gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-size:19px}
.contact-item b{display:block;font-size:12px;font-family:var(--mono);letter-spacing:.1em;color:var(--c-text-muted);text-transform:uppercase;margin-bottom:5px}
.contact-item span,.contact-item a{display:block;font-size:14.5px;color:var(--c-text);text-decoration:none;line-height:1.6}
.contact-item a:hover{color:var(--c-primary)}
.contact-item small{display:block;font-size:12px;color:var(--c-text-muted);margin-top:2px}

/* 深底 CTA 内联系清单 */
.cta-contact{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin-top:26px;position:relative;z-index:1}
.cta-contact div{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.18);border-radius:10px;padding:12px 16px;font-size:13px;color:rgba(255,255,255,.85)}
.cta-contact div b{display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;color:var(--c-accent-light);margin-bottom:4px;text-transform:uppercase}
.cta-contact a{color:#fff;text-decoration:none}
.cta-contact a:hover{text-decoration:underline}

/* 研究院聚焦横幅 */
.institute-callout{margin-top:44px;background:var(--c-bg-card);border:1px solid var(--c-border);border-left:4px solid var(--c-primary);border-radius:var(--radius);padding:34px 38px;box-shadow:var(--c-shadow);display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.institute-callout .ic-big{width:64px;height:64px;min-width:64px;border-radius:18px;background:var(--c-gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-size:30px;box-shadow:0 10px 30px var(--c-accent-glow)}
.institute-callout>div:nth-child(2){flex:1;min-width:280px}
.institute-callout h4{font-size:19px;font-weight:700;color:var(--c-primary);margin-bottom:8px;letter-spacing:-.01em}
.institute-callout p{font-size:14px;color:var(--c-text-muted)}
.institute-callout p b{color:var(--c-primary)}
@media(max-width:760px){.institute-callout{padding:26px 22px}}

/* 四步实施路径时间线 */
.timeline{margin-top:44px;display:flex;flex-direction:column;position:relative}
.timeline::before{content:'';position:absolute;left:27px;top:16px;bottom:16px;width:2px;background:linear-gradient(180deg,var(--c-accent),rgba(0,40,144,.12))}
.tl-item{display:flex;gap:26px;align-items:flex-start;padding:14px 0;position:relative}
.tl-node{width:56px;height:56px;min-width:56px;border-radius:16px;background:var(--c-gradient);color:#fff;font-family:var(--mono);font-weight:700;font-size:16px;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px var(--c-accent-glow);position:relative;z-index:1}
.tl-body{flex:1;background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius);padding:22px 26px;box-shadow:0 2px 12px rgba(0,40,144,.05);transition:all .3s}
.tl-body:hover{transform:translateX(6px);box-shadow:var(--c-shadow-hover);border-color:rgba(63,179,217,.5)}
.tl-body h4{font-size:16px;font-weight:700;color:var(--c-text);display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:6px}
.tl-time{font-family:var(--mono);font-size:11px;color:var(--c-accent);border:1px solid rgba(63,179,217,.4);border-radius:6px;padding:3px 10px;background:rgba(63,179,217,.07);font-weight:600}
.tl-body p{font-size:13.5px;color:var(--c-text-muted)}
@media(max-width:640px){.timeline::before{left:21px}.tl-node{width:44px;height:44px;min-width:44px;border-radius:12px;font-size:13px}.tl-item{gap:16px}.tl-body{padding:18px}}

/* ===== 关于页 ===== */
.about-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin-top:44px}
.about-card{background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius);padding:32px 30px;box-shadow:var(--c-shadow)}
.about-card h4{font-size:16px;font-weight:700;color:var(--c-primary);margin-bottom:10px}
.about-card p,.about-card li{font-size:14px;color:var(--c-text-muted)}
.about-card ul{padding-left:18px;display:flex;flex-direction:column;gap:6px}
.sources{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.src{font-family:var(--mono);font-size:12px;color:var(--c-primary);border:1px solid var(--c-border);border-radius:8px;padding:6px 13px;background:#fff}
.note{font-size:12px;color:var(--c-text-muted);margin-top:18px;font-family:var(--mono)}

/* ===== 页脚 ===== */
footer{border-top:1px solid var(--c-border);padding:48px 0 32px;background:var(--c-bg-alt);margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;margin-bottom:32px}
@media(max-width:760px){.foot-grid{grid-template-columns:1fr}}
.foot-grid h5{font-size:14px;font-weight:700;color:var(--c-primary);margin-bottom:12px}
.foot-grid p,.foot-grid a{font-size:13px;color:var(--c-text-muted);text-decoration:none;display:block;margin-bottom:8px}
.foot-grid a:hover{color:var(--c-primary)}
.foot-bottom{border-top:1px solid var(--c-border);padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12px;color:var(--c-text-muted)}
.foot-bottom .mono{font-family:var(--mono);font-size:11.5px}

/* ============================================================
   会议页专用组件 Conference Radar
   ============================================================ */

/* 实时雷达面板（深底） */
.radar-band{position:relative;overflow:hidden;border-radius:var(--radius-lg);
  background:linear-gradient(150deg,#001235 0%,#001e5a 44%,#002890 100%);
  color:#fff;padding:40px 44px;box-shadow:0 24px 64px rgba(0,18,53,.30)}
.radar-grid-bg{position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(125,209,239,.13) 1px,transparent 1px),linear-gradient(90deg,rgba(125,209,239,.13) 1px,transparent 1px);
  background-size:46px 46px;
  mask-image:radial-gradient(ellipse 78% 120% at 50% 0%,#000 28%,transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse 78% 120% at 50% 0%,#000 28%,transparent 80%)}
.radar-band::after{content:'';position:absolute;right:-130px;bottom:-180px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(125,209,239,.30),transparent 68%);pointer-events:none}
.radar-head{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:flex-start;
  gap:26px;flex-wrap:wrap;padding-bottom:22px;border-bottom:1px solid rgba(255,255,255,.16)}
.radar-live{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:10.5px;
  letter-spacing:.16em;color:#7dd1ef;text-transform:uppercase}
.radar-live i{width:8px;height:8px;border-radius:50%;background:#3fd9a0;animation:livePulse 2.2s infinite}
@keyframes livePulse{0%{box-shadow:0 0 0 0 rgba(63,217,160,.6)}70%{box-shadow:0 0 0 11px rgba(63,217,160,0)}100%{box-shadow:0 0 0 0 rgba(63,217,160,0)}}
.radar-head h3{font-size:22px;font-weight:700;letter-spacing:-.02em;margin-top:12px}
.radar-head p{font-size:13.5px;color:rgba(255,255,255,.72);max-width:660px;margin-top:8px}
.radar-clock{text-align:right;font-family:var(--mono);min-width:190px}
.radar-clock .t{font-size:28px;font-weight:700;letter-spacing:.03em;color:#fff;line-height:1.1}
.radar-clock .l{font-size:10px;color:rgba(255,255,255,.6);letter-spacing:.16em;text-transform:uppercase;margin-top:7px}
.radar-clock .d{font-size:11.5px;color:#7dd1ef;margin-top:5px;letter-spacing:.06em}
.countdown{margin-top:18px;position:relative;z-index:1;display:flex;align-items:center;gap:18px;flex-wrap:wrap;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:12px;padding:15px 20px}
.countdown .k{font-family:var(--mono);font-size:10px;letter-spacing:.16em;color:#7dd1ef;text-transform:uppercase;display:block}
.countdown .label{font-size:13px;color:rgba(255,255,255,.86);font-weight:600}
.countdown .label small{display:block;font-size:11.5px;color:rgba(255,255,255,.58);font-weight:400;margin-top:3px}
.countdown .n{font-family:var(--mono);font-size:25px;font-weight:800;color:#7dd1ef;letter-spacing:.01em;line-height:1.15}
.countdown .sep{width:1px;height:38px;background:rgba(255,255,255,.16)}
.kpi-row{margin-top:18px;position:relative;z-index:1;display:grid;
  grid-template-columns:repeat(auto-fit,minmax(168px,1fr));gap:14px}
.kpi{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.15);border-radius:12px;padding:17px 18px;transition:all .3s}
.kpi:hover{background:rgba(255,255,255,.12);border-color:rgba(125,209,239,.45);transform:translateY(-3px)}
.kpi .k{font-family:var(--mono);font-size:10px;letter-spacing:.13em;color:rgba(255,255,255,.62);text-transform:uppercase}
.kpi .v{font-family:var(--mono);font-size:25px;font-weight:700;color:#fff;letter-spacing:-.02em;margin-top:7px}
.kpi .v small{font-size:12.5px;font-weight:400;color:rgba(255,255,255,.7);margin-left:4px}
.kpi .d{font-size:11.5px;color:rgba(255,255,255,.58);margin-top:5px;line-height:1.5}
@media(max-width:760px){.radar-band{padding:26px 20px}.radar-clock{text-align:left}.countdown .sep{display:none}}

/* 会议筛选 chips */
.conf-filter{display:flex;gap:10px;flex-wrap:wrap;margin-top:36px;align-items:center}
.chip{font-family:var(--mono);font-size:12px;border:1px solid var(--c-border);background:#fff;color:var(--c-text-muted);
  border-radius:100px;padding:7px 17px;cursor:pointer;transition:all .25s;white-space:nowrap}
.chip:hover{border-color:rgba(63,179,217,.6);color:var(--c-primary);transform:translateY(-1px)}
.chip.active{background:var(--c-gradient);border-color:transparent;color:#fff;box-shadow:0 6px 18px var(--c-accent-glow)}
.chip .c{opacity:.6;margin-left:5px;font-size:10.5px}
.chip.active .c{opacity:.85}

/* 会议日历甘特条 */
.cal{margin-top:26px;border:1px solid var(--c-border);border-radius:var(--radius-lg);background:var(--c-bg-card);
  box-shadow:var(--c-shadow);padding:26px 28px;overflow-x:auto}
.cal-inner{min-width:1060px}
.cal-months{display:grid;grid-template-columns:repeat(12,1fr);margin-bottom:10px}
.cal-months span{font-family:var(--mono);font-size:10.5px;color:var(--c-text-muted);letter-spacing:.08em;text-align:center}
.cal-axis{height:1px;background:rgba(0,40,144,.12);margin-bottom:12px}
.cal-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:7px 0}
.cal-bar{grid-row:var(--lane);grid-column:var(--s)/span var(--e);border-radius:7px;padding:7px 11px;font-size:11.5px;
  color:#fff;cursor:pointer;position:relative;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  background:var(--c-primary);transition:all .28s;border:1px solid transparent;font-weight:600}
.cal-bar:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,40,144,.22);filter:brightness(1.06)}
.cal-bar.done{background:linear-gradient(135deg,#8b96b5,#6b769a)}
.cal-bar.soon{background:var(--c-gradient);box-shadow:0 6px 16px var(--c-accent-glow)}
.cal-bar.live{background:linear-gradient(135deg,#d64545,#b13030)}
.cal-bar.edu{background:linear-gradient(135deg,#1e9e6a,#14875a)}
.cal-bar.cfp{background:linear-gradient(135deg,#c8890a,#a56d05)}
.cal-bar.dim{opacity:.25}
.cal-legend{display:flex;gap:22px;flex-wrap:wrap;margin-top:18px;font-size:12px;color:var(--c-text-muted);font-family:var(--mono)}
.cal-legend span{display:inline-flex;align-items:center;gap:7px}
.cal-legend i{width:11px;height:11px;border-radius:3px;display:inline-block}

/* 顶会卡片 */
.conf-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));gap:20px;margin-top:36px}
.conf-card{background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius);padding:26px 26px 22px;
  box-shadow:var(--c-shadow);cursor:pointer;transition:all .35s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}
.conf-card::before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c-gradient)}
.conf-card.edu::before{background:linear-gradient(180deg,#1e9e6a,#0f6b47)}
.conf-card:hover{transform:translateY(-5px);box-shadow:var(--c-shadow-hover);border-color:rgba(63,179,217,.5)}
.conf-card.hide{display:none}
.conf-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:12px}
.conf-abbr{font-family:var(--mono);font-size:19px;font-weight:800;color:var(--c-primary);letter-spacing:-.01em}
.conf-zh{font-size:13px;font-weight:600;color:var(--c-text);margin-top:3px}
.conf-en{font-family:var(--mono);font-size:10px;color:var(--c-text-muted);letter-spacing:.03em;margin-top:3px;line-height:1.5}
.conf-meta{display:flex;flex-direction:column;gap:7px;margin-top:14px;padding-top:14px;border-top:1px dashed var(--c-border)}
.conf-meta div{font-size:12.5px;color:var(--c-text-muted);display:flex;gap:9px}
.conf-meta b{font-family:var(--mono);font-size:10.5px;color:var(--c-accent);letter-spacing:.06em;min-width:58px;padding-top:2px;text-transform:uppercase}
.conf-meta a{color:var(--c-primary);text-decoration:none;border-bottom:1px solid rgba(0,40,144,.25)}
.conf-meta a:hover{border-bottom-color:var(--c-primary)}
.conf-more{max-height:0;overflow:hidden;transition:max-height .45s ease}
.conf-card.open .conf-more{max-height:520px}
.conf-more-inner{margin-top:14px;border-top:1px dashed var(--c-border);padding-top:14px;font-size:13px;color:var(--c-text-muted);line-height:1.75}
.conf-more-inner b{color:var(--c-primary)}
.conf-more-inner ul{margin-top:8px;display:flex;flex-direction:column;gap:7px;list-style:none}
.conf-more-inner li{padding-left:16px;position:relative}
.conf-more-inner li::before{content:'▸';position:absolute;left:0;color:var(--c-accent);font-family:var(--mono)}
.conf-tag{font-family:var(--mono);font-size:10px;border-radius:6px;padding:3px 9px;letter-spacing:.08em;
  color:var(--c-primary);background:rgba(0,40,144,.07);border:1px solid rgba(0,40,144,.14);white-space:nowrap}
.st{font-family:var(--mono);font-size:10px;letter-spacing:.1em;border-radius:100px;padding:4px 11px;white-space:nowrap;border:1px solid transparent}
.st.done{color:#5c6790;background:rgba(92,103,144,.10);border-color:rgba(92,103,144,.22)}
.st.soon{color:#0b7fa6;background:rgba(63,179,217,.13);border-color:rgba(63,179,217,.42)}
.st.live{color:#c63030;background:rgba(214,69,69,.11);border-color:rgba(214,69,69,.34)}
.st.cfp{color:#a56d05;background:rgba(200,137,10,.11);border-color:rgba(200,137,10,.34)}

/* 图表容器 */
.chart-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:36px}
@media(max-width:880px){.chart-grid{grid-template-columns:1fr}}
.chart-box{background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius-lg);
  padding:28px 30px;box-shadow:var(--c-shadow)}
.chart-box h4{font-size:16px;font-weight:700;color:var(--c-text);letter-spacing:-.01em}
.chart-box .hint{font-family:var(--mono);font-size:10.5px;color:var(--c-text-muted);margin:6px 0 22px;letter-spacing:.04em;display:block}
.bars{display:flex;flex-direction:column;gap:15px}
.bar-row{display:grid;grid-template-columns:132px 1fr 88px;gap:14px;align-items:center;font-size:13px}
.bar-row .nm{color:var(--c-text);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar-track{height:24px;border-radius:7px;background:rgba(0,40,144,.06);overflow:hidden}
.bar-fill{height:100%;width:0;border-radius:7px;background:var(--c-gradient);transition:width 1.3s cubic-bezier(.2,.8,.2,1)}
.bar-fill.amber{background:linear-gradient(135deg,#c8890a,#e0a52a)}
.bar-fill.green{background:linear-gradient(135deg,#1e9e6a,#2fbe85)}
.bar-row .num{font-family:var(--mono);font-size:12.5px;color:var(--c-primary);text-align:right;font-weight:600}
@media(max-width:640px){.bar-row{grid-template-columns:92px 1fr 72px;font-size:11.5px;gap:10px}.bar-row .num{font-size:11px}}

/* 环形图 */
.donut-wrap{display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.donut{flex:0 0 auto}
.donut circle.seg{fill:none;stroke-width:20;stroke-linecap:butt;
  transition:stroke-dasharray 1.3s cubic-bezier(.2,.8,.2,1)}
.donut text{font-family:var(--mono)}
.donut-legend{flex:1;min-width:190px;display:flex;flex-direction:column;gap:12px}
.donut-legend div{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--c-text-muted)}
.donut-legend i{width:11px;height:11px;border-radius:3px;display:inline-block;flex:0 0 auto}
.donut-legend b{font-family:var(--mono);color:var(--c-text);font-size:12.5px;margin-left:auto}

/* 议题热力 */
.topic-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:14px;margin-top:34px}
.topic{background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:12px;padding:18px 20px;box-shadow:0 2px 12px rgba(0,40,144,.05);transition:all .3s;position:relative;overflow:hidden}
.topic:hover{transform:translateY(-4px);box-shadow:var(--c-shadow-hover);border-color:rgba(63,179,217,.5)}
.topic .th{display:flex;justify-content:space-between;align-items:baseline;gap:10px}
.topic h5{font-size:14.5px;font-weight:700;color:var(--c-text)}
.topic .en{font-family:var(--mono);font-size:9.5px;color:var(--c-text-muted);letter-spacing:.05em;display:block;margin-top:3px}
.topic .heat{font-family:var(--mono);font-size:16px;font-weight:800;color:var(--c-accent)}
.topic .meter{height:5px;border-radius:4px;background:rgba(0,40,144,.07);margin-top:13px;overflow:hidden}
.topic .meter i{display:block;height:100%;width:0;border-radius:4px;background:var(--c-gradient);transition:width 1.1s cubic-bezier(.2,.8,.2,1)}
.topic p{font-size:12px;color:var(--c-text-muted);margin-top:11px;line-height:1.6}

/* 数据来源行 */
.src-line{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}
.src-line span{font-family:var(--mono);font-size:10.5px;color:var(--c-text-muted);border:1px solid var(--c-border);
  border-radius:6px;padding:4px 10px;background:#fff}
.src-line a{font-family:var(--mono);font-size:10.5px;color:var(--c-primary);border:1px solid rgba(0,40,144,.22);
  border-radius:6px;padding:4px 10px;background:rgba(0,40,144,.05);text-decoration:none;transition:all .25s;white-space:nowrap}
.src-line a:hover{background:var(--c-primary);color:#fff;border-color:transparent}

/* 要点列表（图表内） */
.hl-list{list-style:none;display:flex;flex-direction:column;gap:11px}
.hl-list li{display:grid;grid-template-columns:auto auto 1fr;gap:12px;align-items:baseline;
  background:var(--c-bg);border:1px solid var(--c-border);border-radius:10px;padding:12px 15px}
.hl-list span{font-family:var(--mono);font-size:10.5px;color:var(--c-text-muted);letter-spacing:.04em;white-space:nowrap}
.hl-list b{font-family:var(--mono);font-size:16px;font-weight:800;color:var(--c-primary);white-space:nowrap}
.hl-list em{font-style:normal;font-size:13px;color:var(--c-text-muted);line-height:1.6}
@media(max-width:520px){.hl-list li{grid-template-columns:1fr auto;gap:4px 10px}.hl-list em{grid-column:1/-1}}

/* 通用数据表 */
.tbl{margin-top:34px;border:1px solid var(--c-border);border-radius:var(--radius-lg);overflow:hidden;
  background:var(--c-bg-card);box-shadow:var(--c-shadow)}
.tbl table{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl th{background:rgba(0,40,144,.05);font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--c-text-muted);text-align:left;padding:15px 20px;font-weight:600}
.tbl td{padding:15px 20px;border-top:1px solid var(--c-border);color:var(--c-text-muted)}
.tbl td b{color:var(--c-primary);font-family:var(--mono);font-weight:700;font-size:13.5px}
.tbl td.mo{font-family:var(--mono);color:var(--c-accent);font-weight:700;white-space:nowrap}
.tbl tr:hover td{background:rgba(63,179,217,.05)}
@media(max-width:700px){.tbl{overflow-x:auto}.tbl table{min-width:640px}}

/* ============================================================
   数据可视化大屏 DataVision（深色科技大屏）
   ============================================================ */
.viz-screen{background:linear-gradient(180deg,#020a1e 0%,#041233 55%,#03102b 100%);color:#fff;
  position:relative;overflow:hidden;margin:0 calc(50% - 50vw);padding:70px 0 64px}
.viz-screen .wrap{position:relative;z-index:2}
.viz-grid-bg{position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(63,179,217,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(63,179,217,.09) 1px,transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 30%,transparent 85%);
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 30%,transparent 85%)}
.viz-glow{position:absolute;top:-180px;right:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(63,179,217,.22),transparent 65%);filter:blur(40px);pointer-events:none}
.viz-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:34px}
.viz-live{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:10.5px;
  letter-spacing:.2em;color:#7dd1ef;text-transform:uppercase;border:1px solid rgba(125,209,239,.35);
  border-radius:100px;padding:6px 15px;background:rgba(125,209,239,.08)}
.viz-live i{width:8px;height:8px;border-radius:50%;background:#3fd9a0;animation:livePulse 2.2s infinite}
.viz-head h2{color:#fff;font-size:clamp(26px,3.4vw,36px);margin:14px 0 8px}
.viz-head h2 .en{display:block;font-family:var(--mono);font-size:12px;font-weight:400;
  color:rgba(125,209,239,.85);letter-spacing:.24em;margin-top:8px}
.viz-head p{color:rgba(255,255,255,.62);font-size:14px;max-width:560px}
.viz-clock{text-align:right;font-family:var(--mono);min-width:200px}
.viz-clock .t{font-size:34px;font-weight:700;letter-spacing:.03em;color:#7dd1ef;line-height:1.1;
  text-shadow:0 0 24px rgba(63,179,217,.45)}
.viz-clock .l{font-size:10px;color:rgba(255,255,255,.55);letter-spacing:.18em;text-transform:uppercase;margin-top:6px}
.viz-clock .d{font-size:11.5px;color:rgba(255,255,255,.75);margin-top:5px}
.viz-kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.viz-kpi{background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  border:1px solid rgba(125,209,239,.22);border-radius:14px;padding:22px 22px 18px;position:relative;overflow:hidden;transition:all .3s}
.viz-kpi::before{content:'';position:absolute;top:0;left:0;width:100%;height:2px;
  background:linear-gradient(90deg,#3fb3d9,transparent)}
.viz-kpi:hover{border-color:rgba(125,209,239,.55);transform:translateY(-3px);box-shadow:0 14px 40px rgba(0,0,0,.4)}
.viz-kpi .k{font-family:var(--mono);font-size:10px;letter-spacing:.14em;color:rgba(255,255,255,.6);text-transform:uppercase}
.viz-kpi .v{font-family:var(--mono);font-size:32px;font-weight:800;color:#fff;letter-spacing:-.02em;margin-top:8px;
  text-shadow:0 0 22px rgba(63,179,217,.35)}
.viz-kpi .v small{font-size:13px;font-weight:400;color:rgba(255,255,255,.65);margin-left:4px}
.viz-kpi .d{font-size:11.5px;color:rgba(255,255,255,.55);margin-top:5px}
.viz-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:16px;margin-top:16px}
@media(max-width:920px){.viz-grid{grid-template-columns:1fr}}
.viz-panel{background:rgba(255,255,255,.045);border:1px solid rgba(125,209,239,.20);border-radius:16px;
  padding:26px 28px 22px;position:relative;overflow:hidden;transition:all .3s}
.viz-panel:hover{border-color:rgba(125,209,239,.45);box-shadow:0 16px 44px rgba(0,0,0,.35)}
.viz-panel h4{font-size:15.5px;font-weight:700;color:#fff;letter-spacing:-.01em}
.viz-panel .hint{font-family:var(--mono);font-size:10px;color:rgba(125,209,239,.75);margin:5px 0 18px;
  letter-spacing:.08em;display:block;text-transform:uppercase}
.viz-line{display:block;width:100%;height:auto}
.viz-line .axis{stroke:rgba(255,255,255,.14);stroke-width:1}
.viz-line .gridline{stroke:rgba(255,255,255,.07);stroke-width:1}
.viz-line .lbl{font-family:var(--mono);font-size:11px;fill:rgba(255,255,255,.55)}
.viz-line .val{font-family:var(--mono);font-size:11.5px;fill:#7dd1ef;font-weight:700}
.viz-line .plot{fill:none;stroke:#3fb3d9;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;
  filter:drop-shadow(0 0 6px rgba(63,179,217,.6))}
.viz-area{fill:url(#vizAreaGrad);opacity:0;transition:opacity 1.1s ease .7s}
.viz-line.drawn .viz-area{opacity:1}
.viz-line .dotp{fill:#02142e;stroke:#7dd1ef;stroke-width:2.5}
.viz-line .dotp{opacity:0;transition:opacity .4s ease}
.viz-line.drawn .dotp{opacity:1}
/* 成本崩塌面板 */
.viz-cost-list{display:flex;flex-direction:column;gap:16px}
.viz-cost{display:grid;grid-template-columns:1fr auto;gap:6px 14px;align-items:center}
.viz-cost .nm{font-size:13px;color:rgba(255,255,255,.8);font-weight:600}
.viz-cost .pct{font-family:var(--mono);font-size:19px;font-weight:800;color:#7dd1ef;text-align:right}
.viz-cost .track{grid-column:1/-1;height:8px;border-radius:5px;background:rgba(255,255,255,.09);overflow:hidden}
.viz-cost .fill{display:block;height:100%;width:0;border-radius:5px;
  background:linear-gradient(90deg,#1a4fc9,#3fb3d9);transition:width 1.3s cubic-bezier(.2,.8,.2,1)}
.viz-cost .sub{grid-column:1/-1;font-size:11px;color:rgba(255,255,255,.5);margin-top:-2px}
/* 环形图（深底） */
.viz-donut circle.seg{fill:none;stroke-width:20;stroke-linecap:butt;transition:stroke-dasharray 1.3s cubic-bezier(.2,.8,.2,1)}
.viz-donut text{font-family:var(--mono);fill:#fff}
.viz-legend{flex:1;min-width:180px;display:flex;flex-direction:column;gap:12px}
.viz-legend div{display:flex;align-items:center;gap:10px;font-size:13px;color:rgba(255,255,255,.7)}
.viz-legend i{width:11px;height:11px;border-radius:3px;flex:0 0 auto}
.viz-legend b{font-family:var(--mono);color:#fff;font-size:13px;margin-left:auto}
/* 产业链数据条（深底） */
.viz-bars{display:flex;flex-direction:column;gap:14px}
.viz-bar-row{display:grid;grid-template-columns:118px 1fr 78px;gap:12px;align-items:center;font-size:12.5px}
.viz-bar-row .nm{color:rgba(255,255,255,.8);font-weight:600;white-space:nowrap}
.viz-bar-row .track{height:18px;border-radius:6px;background:rgba(255,255,255,.08);overflow:hidden}
.viz-bar-row .fill{display:block;height:100%;width:0;border-radius:6px;
  background:linear-gradient(90deg,rgba(26,79,201,.9),#3fb3d9);transition:width 1.3s cubic-bezier(.2,.8,.2,1)}
.viz-bar-row .num{font-family:var(--mono);font-size:12px;color:#7dd1ef;text-align:right;font-weight:700}
@media(max-width:560px){.viz-bar-row{grid-template-columns:92px 1fr 64px}.viz-bar-row .nm{font-size:11.5px}}
/* 数据流跑马灯 */
.viz-ticker{margin-top:16px;border:1px solid rgba(125,209,239,.20);border-radius:12px;
  background:rgba(255,255,255,.04);overflow:hidden;display:flex;align-items:stretch}
.viz-ticker .tagbox{flex:0 0 auto;display:flex;align-items:center;gap:7px;font-family:var(--mono);
  font-size:10px;letter-spacing:.14em;color:#02142e;background:linear-gradient(135deg,#3fb3d9,#7dd1ef);
  padding:0 16px;text-transform:uppercase;font-weight:800}
.viz-ticker .win{overflow:hidden;flex:1;display:flex;align-items:center}
.viz-ticker-track{display:flex;gap:52px;padding:12px 0;white-space:nowrap;animation:vizTick 46s linear infinite;
  font-size:12.5px;color:rgba(255,255,255,.78);will-change:transform}
.viz-ticker:hover .viz-ticker-track{animation-play-state:paused}
.viz-ticker-track b{color:#7dd1ef;font-weight:700}
.viz-ticker-track span::before{content:'▸ ';color:#3fb3d9;font-family:var(--mono)}
@keyframes vizTick{from{transform:translateX(0)}to{transform:translateX(-50%)}}
/* 区域格局卡 */
.viz-region-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px;margin-top:16px}
.viz-region{background:rgba(255,255,255,.045);border:1px solid rgba(125,209,239,.18);border-radius:14px;
  padding:22px;transition:all .3s;position:relative;overflow:hidden}
.viz-region::after{content:attr(data-idx);position:absolute;right:16px;top:12px;font-family:var(--mono);
  font-size:26px;font-weight:800;color:rgba(125,209,239,.16)}
.viz-region:hover{border-color:rgba(125,209,239,.5);transform:translateY(-3px)}
.viz-region h5{font-size:15px;font-weight:700;color:#fff}
.viz-region .en{font-family:var(--mono);font-size:9.5px;color:rgba(125,209,239,.75);letter-spacing:.1em;display:block;margin:4px 0 10px;text-transform:uppercase}
.viz-region p{font-size:12.5px;color:rgba(255,255,255,.62);line-height:1.7}
.viz-src{margin-top:26px;font-family:var(--mono);font-size:10.5px;color:rgba(255,255,255,.42);letter-spacing:.05em;line-height:1.8}
/* 首页大屏预览条 */
.homeviz-band{position:relative;overflow:hidden;border-radius:var(--radius-lg);
  background:linear-gradient(150deg,#020a1e 0%,#041233 55%,#001e5a 130%);color:#fff;
  padding:44px 46px;box-shadow:0 24px 64px rgba(0,18,53,.30);display:grid;
  grid-template-columns:1.05fr 1fr;gap:36px;align-items:center}
@media(max-width:920px){.homeviz-band{grid-template-columns:1fr;padding:30px 24px}}
.homeviz-band .viz-grid-bg{mask-image:radial-gradient(ellipse 80% 100% at 0% 0%,#000 20%,transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse 80% 100% at 0% 0%,#000 20%,transparent 80%)}
.homeviz-copy{position:relative;z-index:1}
.homeviz-copy h3{font-size:24px;font-weight:800;letter-spacing:-.02em;margin:14px 0 10px}
.homeviz-copy p{font-size:14px;color:rgba(255,255,255,.68);max-width:480px;line-height:1.8}
.homeviz-stats{display:flex;gap:26px;margin:20px 0 26px;flex-wrap:wrap}
.homeviz-stats div b{font-family:var(--mono);font-size:26px;font-weight:800;color:#7dd1ef;display:block;letter-spacing:-.01em}
.homeviz-stats div span{font-size:11.5px;color:rgba(255,255,255,.6)}
.homeviz-mini{position:relative;z-index:1}
.homeviz-btns{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}

/* ICP 备案行 */
.icp-line{text-align:center;font-size:12px;color:var(--c-text-muted);margin-top:18px;padding-top:16px;
  border-top:1px solid var(--c-border);letter-spacing:.02em}
.icp-line a{color:var(--c-text-muted);text-decoration:none;border-bottom:1px solid rgba(0,40,144,.2)}
.icp-line a:hover{color:var(--c-primary);border-bottom-color:var(--c-primary)}

/* 返回顶部 */
#backtop{position:fixed;right:26px;bottom:30px;z-index:80;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--c-border);background:rgba(255,255,255,.92);backdrop-filter:blur(8px);color:var(--c-primary);
  font-size:17px;cursor:pointer;box-shadow:var(--c-shadow);opacity:0;pointer-events:none;
  transform:translateY(12px);transition:all .35s cubic-bezier(.4,0,.2,1)}
#backtop.show{opacity:1;pointer-events:auto;transform:none}
#backtop:hover{background:var(--c-gradient);color:#fff;border-color:transparent;box-shadow:0 10px 28px var(--c-accent-glow)}

/* 键盘可达性 */
a:focus-visible,button:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:6px}

/* 滚动显现 */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s cubic-bezier(.4,0,.2,1)}
.reveal.in{opacity:1;transform:none}