@charset "utf-8";
/* =============================================================
   芯元年科技 · 全站样式（设计令牌 + 组件 + 动效 + 响应式）
   ============================================================= */

/* ---------- 1. 设计令牌 ---------- */
:root{
  --bg:#04060c;
  --bg-2:#070c17;
  --bg-3:#0b1322;
  --panel:rgba(255,255,255,.045);
  --panel-2:rgba(255,255,255,.07);
  --line:rgba(110,170,255,.16);
  --line-2:rgba(110,170,255,.32);
  --cyan:#22e0ff;
  --blue:#3b82f6;
  --violet:#8b5cf6;
  --green:#34e5a4;
  --amber:#ffb545;
  --text:#e9f1ff;
  --dim:#8fa2c2;
  --dim-2:#65799a;
  --grad:linear-gradient(115deg,var(--cyan),var(--blue) 45%,var(--violet));
  --grad-soft:linear-gradient(135deg,rgba(34,224,255,.16),rgba(139,92,246,.16));
  --shadow:0 18px 50px -20px rgba(0,20,60,.9);
  --glow:0 0 30px rgba(34,224,255,.25);
  --r:16px;
  --r-sm:10px;
  --nav-h:70px;
  --maxw:1240px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Segoe UI",system-ui,-apple-system,sans-serif;
  --mono:"JetBrains Mono","Cascadia Code",Consolas,"Courier New",monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);font-family:var(--font);
  font-size:15.5px;line-height:1.75;letter-spacing:.2px;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{ /* 网格底纹 */
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    linear-gradient(rgba(110,170,255,.045) 1px,transparent 1px) 0 0/64px 64px,
    linear-gradient(90deg,rgba(110,170,255,.045) 1px,transparent 1px) 0 0/64px 64px;
  mask-image:radial-gradient(circle at 50% 0%,#000 0%,#000 45%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 0%,#000 0%,#000 45%,transparent 78%);
}
body::after{ /* 环境光 */
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(650px 420px at 12% -5%,rgba(34,224,255,.14),transparent 65%),
    radial-gradient(720px 480px at 92% 8%,rgba(139,92,246,.14),transparent 65%),
    radial-gradient(900px 600px at 50% 115%,rgba(59,130,246,.10),transparent 70%);
}
#fx-canvas{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.85}
#cursor-glow{
  position:fixed;top:0;left:0;width:420px;height:420px;margin:-210px 0 0 -210px;z-index:1;
  border-radius:50%;pointer-events:none;opacity:0;transition:opacity .5s;
  background:radial-gradient(circle,rgba(34,224,255,.15),transparent 62%);
  filter:blur(20px);
}
.cursor-trail{
  position:fixed;top:0;left:0;width:20px;height:20px;margin:-10px 0 0 -10px;z-index:1;
  border-radius:50%;pointer-events:none;opacity:0;
  background:radial-gradient(circle,rgba(34,224,255,.8),rgba(139,92,246,.4) 50%,transparent 70%);
  filter:blur(2px);
  transition:opacity .3s;
}
.cursor-trail.active{opacity:var(--trail-opacity, 0.6)}
main,.site-header,.site-footer{position:relative;z-index:2}
::selection{background:rgba(34,224,255,.3);color:#fff}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:4px}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#05080f}
::-webkit-scrollbar-thumb{background:linear-gradient(var(--cyan),var(--violet));border-radius:8px}

/* ---------- 2. 布局工具 ---------- */
.wrap{width:min(100% - 40px,var(--maxw));margin-inline:auto}
.wrap-wide{width:min(100% - 40px,1480px);margin-inline:auto}
section{padding:96px 0;position:relative}
.sec-tight{padding:64px 0}
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.row{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.between{justify-content:space-between}
.center{text-align:center}
.mono{font-family:var(--mono);letter-spacing:0}
.dim{color:var(--dim)}
.nowrap{white-space:nowrap}
.hide{display:none !important}

/* ---------- 3. 标题区 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);font-size:12px;
  letter-spacing:2.6px;text-transform:uppercase;color:var(--cyan);margin-bottom:16px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,transparent,var(--cyan))}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);animation:pulse 2.2s infinite}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.28;letter-spacing:.5px}
h2.sec-title{font-size:clamp(26px,3.6vw,42px)}
.sec-desc{color:var(--dim);margin:14px 0 0;max-width:760px;font-size:15.5px}
.sec-head{margin-bottom:46px}
.sec-head.center .sec-desc{margin-inline:auto}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- 4. 卡片 / 面板 ---------- */
.panel{
  position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  padding:28px;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);overflow:hidden;
  transition:transform .45s var(--ease),border-color .45s,box-shadow .45s,background .45s;
}
.panel::before{ /* 扫光 */
  content:"";position:absolute;inset:0;opacity:0;transition:opacity .5s;pointer-events:none;
  background:radial-gradient(340px 200px at var(--mx,50%) var(--my,0%),rgba(34,224,255,.16),transparent 70%);
}
.panel:hover{transform:translateY(-6px);border-color:var(--line-2);background:var(--panel-2);box-shadow:var(--shadow)}
.panel:hover::before{opacity:1}
.panel .corner{position:absolute;width:12px;height:12px;border:1px solid var(--cyan);opacity:.5}
.panel .corner.tl{top:10px;left:10px;border-right:0;border-bottom:0}
.panel .corner.br{bottom:10px;right:10px;border-left:0;border-top:0}
.card-title{font-size:19px;margin-bottom:10px}
.card-text{color:var(--dim);font-size:14.5px;margin:0}
.icon-box{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;margin-bottom:18px;
  background:var(--grad-soft);border:1px solid var(--line-2);box-shadow:inset 0 0 18px rgba(34,224,255,.12);
}
.icon-box svg{width:26px;height:26px;stroke:var(--cyan);fill:none;stroke-width:1.6}
.hairline{height:1px;background:linear-gradient(90deg,transparent,var(--line-2),transparent);margin:20px 0}
.num-badge{font-family:var(--mono);font-size:12px;color:var(--cyan);opacity:.8}

/* ---------- 5. 按钮 / 标签 ---------- */
.btn{
  --pad:13px 26px;position:relative;display:inline-flex;align-items:center;gap:10px;
  padding:var(--pad);border-radius:999px;border:1px solid transparent;font-size:14.5px;font-weight:600;
  cursor:pointer;overflow:hidden;transition:.35s var(--ease);background:var(--grad);color:#031018;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 30px -10px rgba(34,224,255,.65)}
.btn .arw{transition:transform .35s}
.btn:hover .arw{transform:translateX(4px)}
.btn::after{
  content:"";position:absolute;top:0;left:-120%;width:60%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);transition:left .6s;
}
.btn:hover::after{left:130%}
.btn-ghost{background:transparent;border-color:var(--line-2);color:var(--text)}
.btn-ghost:hover{background:rgba(34,224,255,.08);color:var(--cyan);box-shadow:none}
.btn-sm{--pad:9px 18px;font-size:13px}
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:12.5px;
  border:1px solid var(--line);background:rgba(110,170,255,.07);color:var(--dim);transition:.3s;
}
.chip:hover{border-color:var(--line-2);color:var(--text)}
.tag-type{font-family:var(--mono);font-size:11px;letter-spacing:1px;padding:3px 10px;border-radius:5px}
.t-公告{background:rgba(255,181,69,.14);color:var(--amber);border:1px solid rgba(255,181,69,.32)}
.t-公司新闻{background:rgba(34,224,255,.12);color:var(--cyan);border:1px solid rgba(34,224,255,.3)}
.t-行业观察{background:rgba(139,92,246,.14);color:#c4b0ff;border:1px solid rgba(139,92,246,.34)}
.t-活动{background:rgba(52,229,164,.12);color:var(--green);border:1px solid rgba(52,229,164,.3)}
.t-default{background:rgba(255,255,255,.06);color:var(--dim);border:1px solid var(--line)}
.chip-btn{cursor:pointer;background:transparent}
.chip-btn.active{background:var(--grad);color:#031018;border-color:transparent;font-weight:700}

/* ---------- 6. 顶部导航 ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;transition:.4s var(--ease)}
.site-header.scrolled{
  background:rgba(4,7,14,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-bar{height:var(--nav-h);display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-logo{width:38px;height:38px;flex-shrink:0;filter:drop-shadow(0 0 8px rgba(34,224,255,.5))}
.brand-txt strong{display:block;font-size:16.5px;letter-spacing:2px;line-height:1.2}
.brand-txt span{display:block;font-family:var(--mono);font-size:9.5px;letter-spacing:2.4px;color:var(--dim-2)}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-links a{
  position:relative;display:block;padding:9px 14px;border-radius:8px;font-size:14.5px;color:var(--dim);
  transition:.3s;font-weight:500;
}
.nav-links a:hover{color:var(--text);background:rgba(110,170,255,.07)}
.nav-links a.active{color:var(--text)}
.nav-links a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--grad);
  box-shadow:0 0 10px var(--cyan);
}
.nav-cta{display:flex;align-items:center;gap:12px}
.burger{display:none;width:42px;height:42px;border:1px solid var(--line);background:var(--panel);border-radius:10px;cursor:pointer}
.burger i{display:block;width:18px;height:1.6px;background:var(--text);margin:3.4px auto;transition:.3s;border-radius:2px}
.burger.open i:nth-child(1){transform:translateY(5px) rotate(45deg)}
.burger.open i:nth-child(2){opacity:0}
.burger.open i:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
#progress{position:absolute;bottom:0;left:0;height:2px;width:0;background:var(--grad);box-shadow:0 0 12px var(--cyan);transition:width .12s linear}
.drawer{
  position:fixed;inset:var(--nav-h) 0 auto;z-index:55;background:rgba(5,9,18,.97);backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);transform:translateY(-115%);transition:transform .45s var(--ease);
  padding:14px 0 24px;
}
.drawer.open{transform:translateY(0)}
.drawer a{display:block;padding:13px 20px;border-bottom:1px solid rgba(110,170,255,.08);font-size:15px}
.drawer a.active{color:var(--cyan)}

/* ---------- 7. 公告跑马灯 ---------- */
.ticker{
  position:relative;margin-top:var(--nav-h);display:flex;align-items:center;gap:16px;height:42px;overflow:hidden;
  background:linear-gradient(90deg,rgba(34,224,255,.10),rgba(139,92,246,.06));
  border-bottom:1px solid var(--line);font-size:13.5px;
}
.ticker-label{
  display:flex;align-items:center;gap:8px;padding:0 16px;height:100%;flex-shrink:0;font-weight:700;
  background:var(--grad);color:#031018;font-size:12.5px;letter-spacing:1px;
}
.ticker-view{flex:1;overflow:hidden;mask-image:linear-gradient(90deg,transparent,#000 3%,#000 94%,transparent)}
.ticker-track{display:flex;gap:60px;width:max-content;animation:slide 34s linear infinite}
.ticker:hover .ticker-track{animation-play-state:paused}
.ticker-track a{color:var(--dim);display:inline-flex;gap:10px;align-items:center;white-space:nowrap}
.ticker-track a:hover{color:var(--cyan)}
.ticker-track time{font-family:var(--mono);font-size:11.5px;color:var(--dim-2)}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- 8. Hero ---------- */
.hero{
  min-height:calc(100vh - var(--nav-h) - 42px);display:flex;align-items:center;padding:56px 0 84px;position:relative;
}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:10px;padding:7px 16px;border-radius:999px;margin-bottom:26px;
  border:1px solid var(--line-2);background:rgba(34,224,255,.06);font-family:var(--mono);font-size:11.5px;
  letter-spacing:2.6px;color:var(--cyan);
}
.hero h1{font-size:clamp(46px,8.4vw,104px);line-height:1.02;letter-spacing:4px;font-weight:900}
.hero h1 .lite{
  display:block;font-size:clamp(15px,1.6vw,21px);letter-spacing:12px;font-weight:500;color:var(--dim);
  margin-bottom:18px;font-family:var(--mono);
}
.hero h1 .glyph{position:relative;color:inherit;background:inherit;-webkit-background-clip:text;background-clip:text}
.hero h1 .glyph::after{
  content:"";position:absolute;inset:-4px -6px;border:1px solid var(--line-2);border-radius:6px;opacity:.55;
  animation:float 6s ease-in-out infinite;
}
.hero-sub{margin:26px 0 0;max-width:620px}
.hero-sub p{margin:0 0 10px;color:var(--dim);font-size:16px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0 34px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-deco{position:relative;aspect-ratio:1/1;display:grid;place-items:center}
.ring{position:absolute;border:1px solid var(--line);border-radius:50%}
.ring.r1{inset:4%;animation:spin 26s linear infinite}
.ring.r2{inset:18%;border-style:dashed;border-color:rgba(139,92,246,.3);animation:spin 34s linear infinite reverse}
.ring.r3{inset:31%;border-color:rgba(34,224,255,.26)}
.ring::after{content:"";position:absolute;top:-4px;left:50%;width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 14px var(--cyan)}
.chip-core{
  width:44%;aspect-ratio:1;border-radius:22px;background:linear-gradient(145deg,rgba(34,224,255,.14),rgba(139,92,246,.14));
  border:1px solid var(--line-2);display:grid;place-items:center;position:relative;backdrop-filter:blur(6px);
  box-shadow:inset 0 0 40px rgba(34,224,255,.10),0 0 60px -20px rgba(34,224,255,.5);animation:float 7s ease-in-out infinite;
}
.chip-core img{width:62%;mix-blend-mode:screen;opacity:.95}
.chip-core .pin{position:absolute;background:var(--line-2)}
.hero-scroll{
  position:absolute;bottom:26px;left:50%;transform:translateX(-50%);font-family:var(--mono);font-size:10.5px;
  letter-spacing:3px;color:var(--dim-2);display:grid;justify-items:center;gap:8px;
}
.hero-scroll i{display:block;width:1px;height:34px;background:linear-gradient(var(--cyan),transparent);animation:drop 1.9s infinite}
@keyframes drop{0%{transform:scaleY(0);transform-origin:top}45%{transform:scaleY(1);transform-origin:top}55%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-11px)}}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.72)}}

/* ---------- 9. 页内 Banner（内页通用头图） ---------- */
.page-hero{padding:60px 0 54px;border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.page-hero::before{
  content:"";position:absolute;inset:0;background:
   radial-gradient(600px 220px at 20% 120%,rgba(34,224,255,.14),transparent 70%);
}
.page-hero h1{font-size:clamp(30px,5vw,56px);letter-spacing:3px}
.page-hero .en{font-family:var(--mono);font-size:12px;letter-spacing:4px;color:var(--dim-2);margin-top:12px;text-transform:uppercase}
.crumbs{display:flex;gap:9px;align-items:center;font-size:13px;color:var(--dim-2);margin-bottom:20px;flex-wrap:wrap}
.crumbs a:hover{color:var(--cyan)}
.crumbs span{opacity:.5}

/* ---------- 10. 统计数字 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.stat{background:rgba(6,11,22,.86);padding:30px 24px;transition:.4s}
.stat:hover{background:rgba(15,26,48,.94)}
.stat b{display:block;font-family:var(--mono);font-size:clamp(30px,4vw,46px);font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.1}
.stat u{display:block;text-decoration:none;font-size:14.5px;font-weight:700;margin:8px 0 4px}
.stat i{display:block;font-style:normal;font-size:12.5px;color:var(--dim-2);line-height:1.6}

/* ---------- 11. 业务 / 产品卡 ---------- */
.biz-card{display:flex;flex-direction:column;gap:14px}
.biz-card .thumb{position:relative;border-radius:12px;overflow:hidden;aspect-ratio:16/9;background:#081020;border:1px solid var(--line)}
.biz-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.biz-card:hover .thumb img{transform:scale(1.07)}
.biz-card .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(4,8,16,.85))}
.biz-card .idx{position:absolute;top:10px;left:12px;z-index:2;font-family:var(--mono);font-size:11px;color:var(--cyan);letter-spacing:2px}
.biz-card .en{font-family:var(--mono);font-size:11px;letter-spacing:2px;color:var(--dim-2);text-transform:uppercase}
.ul-check{list-style:none;margin:0;padding:0;display:grid;gap:11px}
.ul-check li{position:relative;padding-left:26px;font-size:14.5px;color:var(--dim);line-height:1.7}
.ul-check li::before{
  content:"";position:absolute;left:0;top:8px;width:13px;height:7px;border-left:1.6px solid var(--cyan);
  border-bottom:1.6px solid var(--cyan);transform:rotate(-45deg);
}
.spec-table{width:100%;border-collapse:collapse;font-size:14px}
.spec-table td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.spec-table tr:last-child td{border-bottom:0}
.spec-table td:first-child{color:var(--dim-2);width:34%;white-space:nowrap}
.spec-table td:last-child{color:var(--text)}

/* ---------- 12. 新闻列表 / 详情 ---------- */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:30px}
.news-item{display:grid;grid-template-columns:132px 1fr auto;gap:24px;align-items:center;padding:22px 24px}
.news-date{text-align:center;border-right:1px solid var(--line);padding-right:18px}
.news-date b{display:block;font-family:var(--mono);font-size:28px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.news-date span{font-size:12px;color:var(--dim-2);font-family:var(--mono)}
.news-item h3{font-size:17.5px;margin-bottom:8px;transition:.3s}
.news-item:hover h3{color:var(--cyan)}
.news-body{min-width:0}
.news-sum{color:var(--dim);font-size:14px;margin:0;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.news-meta{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap;align-items:center}
.pin{color:var(--amber);font-size:11.5px;border:1px solid rgba(255,181,69,.34);padding:2px 8px;border-radius:5px}
.article{max-width:860px;margin-inline:auto}
.article .cover{border-radius:var(--r);overflow:hidden;border:1px solid var(--line);margin:26px 0;aspect-ratio:16/7;background:#081020}
.article .cover img{width:100%;height:100%;object-fit:cover}
.article p{color:#cfdaef;margin:0 0 20px;font-size:16px;line-height:1.95}
.article .lead{font-size:17px;color:var(--text);padding:18px 22px;border-left:2px solid var(--cyan);background:var(--grad-soft);border-radius:0 12px 12px 0}
.art-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:44px}
.art-nav a{padding:16px 18px;border:1px solid var(--line);border-radius:12px;background:var(--panel);transition:.35s;font-size:14px}
.art-nav a:hover{border-color:var(--line-2);background:var(--panel-2);transform:translateY(-3px)}
.art-nav small{display:block;color:var(--dim-2);font-size:11.5px;margin-bottom:5px;font-family:var(--mono);letter-spacing:1px}
.empty{padding:70px 20px;text-align:center;color:var(--dim-2);border:1px dashed var(--line-2);border-radius:var(--r)}

/* ---------- 13. 时间轴 ---------- */
.timeline{position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:1px;background:linear-gradient(var(--cyan),var(--violet),transparent)}
.tl-item{position:relative;padding-bottom:34px}
.tl-item::before{
  content:"";position:absolute;left:-34px;top:5px;width:15px;height:15px;border-radius:50%;
  background:#060b16;border:2px solid var(--cyan);box-shadow:0 0 0 4px rgba(34,224,255,.10);
}
.tl-item b{font-family:var(--mono);font-size:22px;color:var(--cyan);letter-spacing:1px}
.tl-item h3{font-size:17px;margin:6px 0}
.tl-item p{color:var(--dim);font-size:14.5px;margin:0}

/* ---------- 14. 流程步骤 ---------- */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:f}
.flow .st{position:relative;padding:24px 20px;border:1px solid var(--line);border-radius:14px;background:var(--panel);transition:.4s}
.flow .st:hover{background:var(--panel-2);border-color:var(--line-2);transform:translateY(-5px)}
.flow .st b{font-family:var(--mono);font-size:30px;color:transparent;-webkit-text-stroke:1px var(--line-2);display:block;margin-bottom:10px;transition:.4s}
.flow .st:hover b{-webkit-text-stroke:1px var(--cyan);color:rgba(34,224,255,.14)}
.flow .st h4{font-size:16px;margin-bottom:8px}
.flow .st p{font-size:13.5px;color:var(--dim);margin:0}
.flow .st::after{content:"→";position:absolute;right:-14px;top:50%;transform:translateY(-50%);color:var(--line-2);font-size:16px}
.flow .st:last-child::after{display:none}

/* ---------- 15. 影像墙 + 灯箱 ---------- */
.masonry{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;grid-auto-rows:172px}
.m-item{position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--line);cursor:pointer;background:#070d19}
.m-item[data-span="2"]{grid-column:span 2}
.m-item img{width:100%;height:100%;object-fit:cover;transition:transform .75s var(--ease),filter .5s;filter:saturate(.85) brightness(.9)}
.m-item:hover img{transform:scale(1.09);filter:saturate(1.1) brightness(1.05)}
.m-item figcaption{
  position:absolute;inset:auto 0 0;padding:34px 16px 14px;font-size:13.5px;
  background:linear-gradient(transparent,rgba(3,7,15,.92));transform:translateY(6px);opacity:.9;transition:.4s;
}
.m-item:hover figcaption{transform:none;opacity:1}
.m-item .zoom{position:absolute;top:12px;right:12px;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:rgba(4,10,20,.7);border:1px solid var(--line-2);color:var(--cyan);opacity:0;transition:.4s;backdrop-filter:blur(4px)}
.m-item:hover .zoom{opacity:1}
#lightbox{
  position:fixed;inset:0;z-index:90;background:rgba(2,5,12,.93);backdrop-filter:blur(14px);
  display:grid;place-items:center;padding:40px;opacity:0;pointer-events:none;transition:opacity .4s;
}
#lightbox.open{opacity:1;pointer-events:auto}
#lightbox figure{margin:0;max-width:1060px;text-align:center}
#lightbox img{max-height:74vh;margin-inline:auto;border-radius:12px;border:1px solid var(--line-2);box-shadow:0 30px 80px -20px #000}
#lightbox figcaption{margin-top:16px;color:var(--dim);font-size:14px}
.lb-btn{position:absolute;width:52px;height:52px;border-radius:50%;border:1px solid var(--line-2);background:rgba(255,255,255,.05);color:var(--text);font-size:22px;cursor:pointer;display:grid;place-items:center;transition:.3s}
.lb-btn:hover{background:var(--grad);color:#031018;border-color:transparent}
.lb-prev{left:26px;top:50%;transform:translateY(-50%)}
.lb-next{right:26px;top:50%;transform:translateY(-50%)}
.lb-close{right:26px;top:26px}

/* ---------- 16. 折叠问答 ---------- */
.acc-item{border:1px solid var(--line);border-radius:12px;background:var(--panel);margin-bottom:12px;overflow:hidden;transition:.35s}
.acc-item.open{border-color:var(--line-2);background:var(--panel-2)}
.acc-q{width:100%;display:flex;justify-content:space-between;gap:16px;align-items:center;padding:18px 22px;background:none;border:0;cursor:pointer;text-align:left;font-size:15.5px;font-weight:600}
.acc-q i{width:22px;height:22px;flex-shrink:0;border-radius:50%;border:1px solid var(--line-2);position:relative;transition:.4s}
.acc-q i::before,.acc-q i::after{content:"";position:absolute;background:var(--cyan);inset:50% 5px auto;height:1.5px;transform:translateY(-50%)}
.acc-q i::after{transform:translateY(-50%) rotate(90deg)}
.acc-item.open .acc-q i{transform:rotate(135deg);background:var(--grad)}
.acc-item.open .acc-q i::before,.acc-item.open .acc-q i::after{background:#031018}
.acc-a{max-height:0;overflow:hidden;transition:max-height .45s var(--ease)}
.acc-a p{margin:0;padding:0 22px 20px;color:var(--dim);font-size:14.5px}

/* ---------- 17. 表单 ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;color:var(--dim);letter-spacing:.5px}
.field label b{color:var(--amber)}
.field input,.field textarea,.field select{
  background:rgba(4,9,18,.7);border:1px solid var(--line);border-radius:10px;padding:13px 15px;
  transition:.3s;font-size:14.5px;width:100%;
}
.field textarea{resize:vertical;min-height:130px;line-height:1.7}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(34,224,255,.12);background:rgba(8,16,32,.9)}
.field .err{font-size:12px;color:#ff7a7a;min-height:16px}
.field.bad input,.field.bad textarea{border-color:#ff7a7a}
.form-note{font-size:12.5px;color:var(--dim-2)}
#form-toast{
  position:fixed;left:50%;bottom:38px;transform:translate(-50%,120px);z-index:95;padding:14px 26px;border-radius:999px;
  background:rgba(6,14,26,.95);border:1px solid var(--line-2);box-shadow:var(--shadow);transition:transform .5s var(--ease);
  display:flex;gap:10px;align-items:center;font-size:14px;
}
#form-toast.show{transform:translate(-50%,0)}
#form-toast.ok{border-color:rgba(52,229,164,.5);color:var(--green)}
#form-toast.no{border-color:rgba(255,122,122,.5);color:#ff9b9b}

/* ---------- 18. 页脚 ---------- */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(5,9,18,.4),rgba(3,6,12,1));margin-top:40px;position:relative;z-index:2}
.f-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px;padding:64px 0 40px}
.f-col h4{font-size:14px;letter-spacing:1.6px;margin-bottom:18px;color:var(--text)}
.f-col ul{list-style:none;margin:0;padding:0;display:grid;gap:11px}
.f-col a,.f-col li{color:var(--dim);font-size:13.5px;transition:.3s}
.f-col a:hover{color:var(--cyan);padding-left:4px}
.f-about{font-size:13.5px;color:var(--dim);margin:16px 0 20px;max-width:340px}
.f-social{display:flex;gap:10px}
.f-social a{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);display:grid;place-items:center;font-size:12px;color:var(--dim);transition:.3s;padding:0}
.f-social a:hover{background:var(--grad);color:#031018;border-color:transparent;transform:translateY(-3px);padding:0}
.f-bottom{border-top:1px solid var(--line);padding:20px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--dim-2)}
#to-top{
  position:fixed;right:26px;bottom:26px;z-index:70;width:46px;height:46px;border-radius:12px;cursor:pointer;
  border:1px solid var(--line-2);background:rgba(6,12,24,.85);color:var(--cyan);backdrop-filter:blur(8px);
  opacity:0;pointer-events:none;transform:translateY(14px);transition:.4s var(--ease);display:grid;place-items:center;
}
#to-top.show{opacity:1;pointer-events:auto;transform:none}
#to-top:hover{background:var(--grad);color:#031018}

/* ---------- 19. 动效：滚动揭示 ---------- */
[data-rv]{opacity:0;transform:translateY(30px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
[data-rv].in{opacity:1;transform:none}
[data-rv="left"]{transform:translateX(-36px)}
[data-rv="right"]{transform:translateX(36px)}
[data-rv="zoom"]{transform:scale(.93)}
[data-rv].in{transform:none}

/* ---------- 20. 内容管理面板 ---------- */
.admin-bar{position:sticky;top:var(--nav-h);z-index:20;margin-top:var(--nav-h);background:rgba(5,9,18,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);padding:14px 0}
.admin-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:start}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}
.tab-pane{display:none}
.tab-pane.on{display:block;animation:fadein .4s var(--ease)}
@keyframes fadein{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.rows{display:grid;gap:10px;max-height:60vh;overflow:auto;padding-right:6px}
.row-item{display:flex;gap:12px;align-items:center;padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:rgba(255,255,255,.03);font-size:13.5px}
.row-item .t{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.row-item .t small{display:block;color:var(--dim-2);font-family:var(--mono);font-size:11px}
.row-item img.mini{width:44px;height:34px;object-fit:cover;border-radius:6px;border:1px solid var(--line)}
.icon-btn{width:30px;height:30px;border-radius:8px;border:1px solid var(--line);background:transparent;cursor:pointer;color:var(--dim);display:grid;place-items:center;transition:.3s;flex-shrink:0}
.icon-btn:hover{color:var(--cyan);border-color:var(--line-2)}
.icon-btn.del:hover{color:#ff8a8a;border-color:rgba(255,138,138,.5)}
.preview{background:rgba(3,7,15,.7);border:1px solid var(--line);border-radius:12px;padding:16px;font-family:var(--mono);font-size:11.5px;line-height:1.65;color:#9fd8ff;white-space:pre-wrap;word-break:break-all;max-height:340px;overflow:auto}
.hint{border:1px dashed var(--line-2);border-radius:12px;padding:16px 18px;font-size:13.5px;color:var(--dim);background:rgba(34,224,255,.04)}
.hint b{color:var(--cyan)}
.hint code{font-family:var(--mono);background:rgba(255,255,255,.07);padding:1px 6px;border-radius:4px;color:var(--text);font-size:12.5px}

/* ---------- 21. 响应式 ---------- */
@media (max-width:1180px){
  .nav-links a{padding:9px 10px;font-size:13.5px}
  .f-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:1024px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .flow .st::after{display:none}
  .masonry{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .nav-links,.nav-cta .btn{display:none}
  .burger{display:block}
  .hero{min-height:auto;padding-top:36px}
  .hero-inner{grid-template-columns:1fr;gap:34px}
  .hero-deco{max-width:340px;margin-inline:auto;order:-1}
  .admin-grid{grid-template-columns:1fr}
  .page-hero h1{font-size:31px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .article p{font-size:15.5px}
  section{padding:66px 0}
}
@media (max-width:680px){
  body{font-size:15px}
  .wrap,.wrap-wide{width:min(100% - 28px,var(--maxw))}
  .g2,.g3,.g4,.form-grid{grid-template-columns:1fr}
  .news-item{grid-template-columns:1fr;gap:12px;padding:20px}
  .news-date{display:flex;gap:10px;align-items:baseline;text-align:left;border-right:0;border-bottom:1px solid var(--line);padding:0 0 12px}
  .news-item .chip{align-self:flex-start}
  .masonry{grid-template-columns:1fr;grid-auto-rows:200px}
  .m-item[data-span="2"]{grid-column:span 1}
  .f-grid{grid-template-columns:1fr;gap:26px;padding:44px 0 28px}
  .hero h1{letter-spacing:2px}
  .ticker-label span{display:none}
  .art-nav{grid-template-columns:1fr}
  #to-top{right:16px;bottom:16px}
}

/* ---------- 22. 管理台移动端修正 ---------- */
@media (max-width:900px){
  body[data-page="admin"] .nav-cta .btn{display:inline-flex}
  body[data-page="admin"] #state-chip{display:none}
  body[data-page="admin"] .brand-txt{display:none}
  .admin-bar{top:var(--nav-h)}
}

/* ---------- 23. 无障碍：尊重减少动效偏好 ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
  [data-rv]{opacity:1 !important;transform:none !important}
  #fx-canvas{display:none}
}