:root{
  --bg:#04123a;
  --bg2:#071f63;
  --card:rgba(9,31,83,.68);
  --card2:rgba(11,46,117,.56);
  --line:rgba(151,214,255,.28);
  --text:#f4fbff;
  --muted:#b6d9ee;
  --cyan:#77f2ff;
  --blue:#2e7bff;
  --gold:#fee68a;
  --green:#94f7db;
  --shadow:0 24px 90px rgba(0,0,0,.36);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;
  background:radial-gradient(circle at 70% 0%, #0f71d8 0, transparent 30%),linear-gradient(160deg,#05103a 0,#092b73 45%,#061b54 100%);
  color:var(--text);
  min-height:100vh;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:-2;
  background:
    linear-gradient(120deg,rgba(126,240,255,.08),transparent 30%,rgba(255,220,120,.05) 70%,transparent),
    repeating-linear-gradient(90deg,rgba(255,255,255,.04) 0,rgba(255,255,255,.04) 1px,transparent 1px,transparent 76px);
  mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),rgba(0,0,0,.15));
}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
.container{width:min(1180px,calc(100% - 48px));margin:0 auto}.wide{width:min(1380px,calc(100% - 48px));margin:0 auto}
.nav{
  position:sticky;top:0;z-index:60;display:flex;align-items:center;justify-content:space-between;gap:24px;
  width:min(1380px,calc(100% - 32px));margin:16px auto 0;padding:14px 18px;
  border:1px solid rgba(151,214,255,.22);border-radius:999px;background:rgba(2,14,45,.62);backdrop-filter:blur(16px);box-shadow:0 10px 36px rgba(0,0,0,.22)
}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.08em}.brand-mark{width:34px;height:34px;border-radius:12px;background:linear-gradient(135deg,var(--cyan),var(--blue));box-shadow:0 0 25px rgba(119,242,255,.5)}
.nav-links{display:flex;align-items:center;gap:10px}.nav-links a{font-size:14px;color:#d8f7ff;padding:10px 14px;border-radius:999px}.nav-links a:hover,.nav-links a.active{background:rgba(119,242,255,.14);color:#fff}
.hero{position:relative;min-height:calc(100vh - 84px);display:grid;align-items:center;padding:80px 0 64px;overflow:hidden}.hero::before{content:"";position:absolute;inset:-80px 0 0;z-index:-2;background:url('../assets/forum-cover.jpg') center/cover no-repeat;opacity:.56;filter:saturate(1.08)}.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(3,12,47,.92) 0%,rgba(4,18,58,.73) 48%,rgba(2,13,41,.88) 100%),radial-gradient(circle at 82% 70%,rgba(116,240,255,.26),transparent 26%)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--gold);font-weight:800;letter-spacing:.18em;text-transform:uppercase;font-size:13px}.eyebrow::before{content:"";width:34px;height:1px;background:var(--gold)}
h1{font-size:clamp(46px,7vw,92px);line-height:1.02;margin:20px 0 18px;letter-spacing:-.04em}.gradient-text{background:linear-gradient(90deg,#fff 0,#8af7ff 38%,#f4f4b5 100%);-webkit-background-clip:text;background-clip:text;color:transparent}.hero-sub{font-size:clamp(20px,2.3vw,33px);font-weight:800;color:#d6fbff;margin:0 0 28px;letter-spacing:.06em}.hero-desc{font-size:17px;line-height:1.9;color:#d6eafa;max-width:760px;margin-bottom:32px}.actions{display:flex;gap:14px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 20px;border-radius:16px;border:1px solid rgba(151,214,255,.28);background:rgba(7,43,107,.56);color:#fff;box-shadow:0 12px 34px rgba(0,0,0,.18);transition:.25s}.btn.primary{background:linear-gradient(135deg,#0ea5e9,#2563eb);border-color:rgba(119,242,255,.42)}.btn.gold{background:linear-gradient(135deg,rgba(254,230,138,.24),rgba(250,204,21,.12));border-color:rgba(254,230,138,.46);color:#fff8d2}.btn:hover{transform:translateY(-3px);box-shadow:0 18px 42px rgba(0,0,0,.26)}
.info-panel{padding:26px;border:1px solid rgba(151,214,255,.24);border-radius:32px;background:linear-gradient(180deg,rgba(8,35,94,.74),rgba(5,23,70,.58));backdrop-filter:blur(18px);box-shadow:var(--shadow)}.panel-title{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px}.panel-title h2,.section-title h2{margin:0;font-size:28px}.tag{font-size:12px;color:#082451;background:var(--gold);padding:6px 10px;border-radius:999px;font-weight:900}.event-meta{display:grid;gap:12px}.meta-card{display:grid;grid-template-columns:92px 1fr;gap:16px;padding:16px;border:1px solid rgba(151,214,255,.18);background:rgba(255,255,255,.06);border-radius:20px}.meta-label{color:var(--muted);font-size:13px}.meta-value{font-weight:800;color:#fff}.section{padding:74px 0}.section-title{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:26px}.section-title p{max-width:660px;margin:0;color:var(--muted);line-height:1.8}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{position:relative;border:1px solid rgba(151,214,255,.2);background:linear-gradient(180deg,rgba(10,43,111,.64),rgba(7,26,77,.64));border-radius:26px;padding:22px;box-shadow:0 14px 42px rgba(0,0,0,.16);overflow:hidden}.card::after{content:"";position:absolute;right:-30px;top:-30px;width:120px;height:120px;border-radius:50%;background:radial-gradient(circle,rgba(119,242,255,.18),transparent 65%)}.card h3{margin:0 0 12px;font-size:20px}.card p{margin:0;color:var(--muted);line-height:1.75;font-size:14px}.agenda-wrap{display:grid;grid-template-columns:.72fr 1.28fr;gap:24px}.poster-card{border:1px solid rgba(151,214,255,.22);border-radius:30px;overflow:hidden;background:rgba(255,255,255,.06);box-shadow:var(--shadow)}.poster-card img{display:block;width:100%;height:100%;object-fit:cover}.agenda-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.agenda-item{display:grid;grid-template-columns:112px 1fr;gap:14px;padding:14px 16px;border:1px solid rgba(151,214,255,.18);background:rgba(255,255,255,.06);border-radius:18px}.agenda-time{font-weight:900;color:var(--cyan)}.agenda-name{color:#f4fbff}.footer{padding:42px 0 56px;border-top:1px solid rgba(151,214,255,.18);color:var(--muted)}
/* enterprise hall */
.hall-hero{padding:76px 0 42px}.hall-hero .hero-title{font-size:clamp(42px,6vw,78px);line-height:1.05;margin:16px 0 12px}.hall-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:stretch}.map-panel,.preview-panel,.wall-panel,.detail-panel{border:1px solid rgba(151,214,255,.22);border-radius:32px;background:linear-gradient(180deg,rgba(7,31,89,.72),rgba(4,19,59,.64));box-shadow:var(--shadow);backdrop-filter:blur(16px)}.map-panel{position:relative;min-height:540px;padding:26px;overflow:hidden}.map-panel::before{content:"";position:absolute;inset:70px;border-radius:50%;border:1px solid rgba(119,242,255,.18);box-shadow:inset 0 0 120px rgba(119,242,255,.06)}.map-panel::after{content:"";position:absolute;left:50%;top:50%;width:210px;height:210px;transform:translate(-50%,-50%);border-radius:50%;background:radial-gradient(circle,rgba(119,242,255,.34),rgba(37,99,235,.12),transparent 68%)}.map-center{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:3;text-align:center;width:210px}.map-center strong{display:block;font-size:26px}.map-center span{display:block;color:var(--muted);font-size:13px;margin-top:6px}.industry-node{position:absolute;z-index:4;transform:translate(-50%,-50%);border:1px solid rgba(119,242,255,.38);background:rgba(7,43,107,.76);color:#edffff;border-radius:20px;padding:12px 16px;min-width:118px;text-align:center;cursor:pointer;transition:.25s;box-shadow:0 12px 30px rgba(0,0,0,.25)}.industry-node b{display:block;font-size:15px}.industry-node span{display:block;font-size:12px;color:#bdeafd;margin-top:2px}.industry-node:hover,.industry-node.active{transform:translate(-50%,-50%) scale(1.08);border-color:var(--gold);box-shadow:0 0 0 1px rgba(254,230,138,.25),0 22px 42px rgba(0,0,0,.28)}.preview-panel{padding:26px}.preview-logo{height:170px;border-radius:24px;border:1px solid rgba(151,214,255,.18);background:#061a54;display:flex;align-items:center;justify-content:center;overflow:hidden;margin-bottom:20px}.preview-logo img{width:100%;height:100%;object-fit:cover}.preview-panel h2{margin:0 0 10px;font-size:30px}.preview-panel p{color:var(--muted);line-height:1.8}.pill-row{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}.pill{font-size:12px;padding:7px 10px;border-radius:999px;background:rgba(119,242,255,.12);border:1px solid rgba(119,242,255,.2);color:#d8faff}.film-section{padding:46px 0}.film-strip{position:relative;overflow:hidden;border:1px solid rgba(151,214,255,.22);border-radius:34px;background:linear-gradient(90deg,rgba(2,11,42,.72),rgba(9,33,94,.7),rgba(2,11,42,.72));box-shadow:var(--shadow);padding:28px 0}.film-strip::before,.film-strip::after{content:"";position:absolute;top:0;bottom:0;width:120px;z-index:5;pointer-events:none}.film-strip::before{left:0;background:linear-gradient(90deg,#031138,transparent)}.film-strip::after{right:0;background:linear-gradient(270deg,#031138,transparent)}.film-track{display:flex;width:max-content;gap:18px;animation:marquee 34s linear infinite;padding:0 24px}.film-strip:hover .film-track{animation-play-state:paused}@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.company-card{width:250px;flex:0 0 auto;position:relative;border:1px solid rgba(151,214,255,.2);border-radius:26px;background:rgba(255,255,255,.06);overflow:hidden;transition:.25s;cursor:pointer}.company-card:hover{transform:translateY(-8px) scale(1.03);border-color:var(--gold);box-shadow:0 18px 46px rgba(0,0,0,.32),0 0 0 1px rgba(254,230,138,.18)}.company-card img{width:100%;height:150px;object-fit:cover;display:block}.company-card-body{padding:16px}.company-card h3{font-size:18px;margin:0 0 8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.company-card p{font-size:13px;color:var(--muted);line-height:1.5;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.hover-tip{position:absolute;inset:auto 12px 12px;border:1px solid rgba(254,230,138,.34);border-radius:16px;background:rgba(4,18,58,.88);backdrop-filter:blur(12px);padding:12px;opacity:0;transform:translateY(10px);transition:.25s;font-size:12px;color:#fff8d2}.company-card:hover .hover-tip{opacity:1;transform:translateY(0)}.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 20px}.filter-btn{border:1px solid rgba(151,214,255,.24);background:rgba(255,255,255,.06);color:#dffaff;border-radius:999px;padding:10px 14px;cursor:pointer}.filter-btn.active,.filter-btn:hover{border-color:var(--gold);color:#fff8d2;background:rgba(254,230,138,.1)}.wall-panel{padding:26px}.logo-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}.logo-tile{border:1px solid rgba(151,214,255,.18);border-radius:22px;background:rgba(255,255,255,.06);overflow:hidden;transition:.2s}.logo-tile:hover{transform:translateY(-5px);border-color:rgba(254,230,138,.5)}.logo-tile img{width:100%;height:112px;object-fit:cover;display:block}.logo-tile div{padding:12px}.logo-tile strong{font-size:15px;display:block}.logo-tile span{font-size:12px;color:var(--muted)}
/* detail */
.detail-hero{position:relative;padding:72px 0 42px}.detail-hero::before{content:"";position:absolute;inset:-140px 0 auto;height:420px;background:radial-gradient(circle at 70% 40%,rgba(119,242,255,.22),transparent 32%);z-index:-1}.back-link{display:inline-flex;margin-bottom:18px;color:#d8faff;border:1px solid rgba(151,214,255,.22);padding:10px 14px;border-radius:999px;background:rgba(255,255,255,.06)}.detail-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:28px;align-items:start}.detail-logo-card{border:1px solid rgba(151,214,255,.22);border-radius:34px;background:rgba(255,255,255,.06);box-shadow:var(--shadow);overflow:hidden}.detail-logo-card img{display:block;width:100%;height:auto}.detail-panel{padding:30px}.detail-panel h1{font-size:clamp(38px,5vw,70px);margin:0 0 14px}.detail-slogan{font-size:22px;color:#d8fbff;font-weight:800;line-height:1.5}.detail-meta{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:24px}.detail-meta .meta-card{grid-template-columns:86px 1fr;padding:14px}.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:26px}.content-card{border:1px solid rgba(151,214,255,.18);border-radius:26px;background:rgba(255,255,255,.06);padding:24px}.content-card h2{margin:0 0 16px;font-size:24px}.content-card p,.content-card li{color:var(--muted);line-height:1.85}.content-card ul{margin:0;padding-left:20px}.cover-img{width:100%;border-radius:26px;border:1px solid rgba(151,214,255,.18);margin-top:20px}.empty{opacity:.7}.not-found{padding:120px 0;text-align:center}
@media (max-width:980px){.hero-grid,.hall-grid,.agenda-wrap,.detail-grid,.content-grid{grid-template-columns:1fr}.cards{grid-template-columns:repeat(2,1fr)}.logo-grid{grid-template-columns:repeat(3,1fr)}.map-panel{min-height:500px}.poster-card img{max-height:700px}.nav{border-radius:24px;align-items:flex-start}.nav-links{flex-wrap:wrap;justify-content:flex-end}}
@media (max-width:640px){.container,.wide{width:min(100% - 28px,1180px)}.nav{width:calc(100% - 20px);margin-top:10px;flex-direction:column}.hero{padding-top:38px}.cards,.agenda-list,.logo-grid,.detail-meta{grid-template-columns:1fr}.agenda-item{grid-template-columns:98px 1fr}.map-panel{min-height:620px}.industry-node{min-width:98px;padding:10px 12px}.company-card{width:220px}.section{padding:48px 0}.hero-desc{font-size:15px}.info-panel{padding:20px}.film-strip::before,.film-strip::after{width:54px}}