/* ===== 中能科技官网 · 共享样式 ===== */
:root{
  --bg:#070b14;--line:rgba(255,255,255,.09);--fg:#e9eef7;--muted:#8c9ab0;
  --gold:#e8b84b;--cyan:#3fc6e8;--card:rgba(255,255,255,.035);--cardh:rgba(255,255,255,.062);
  --max:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--fg);overflow-x:hidden;line-height:1.7;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC","Noto Sans CJK SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  -webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
svg{display:block}
.wrap{max-width:var(--max);margin:0 auto;padding-left:24px;padding-right:24px}
.bgfx{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.bgfx i{position:absolute;border-radius:50%;filter:blur(22px)}
.bgfx .g1{width:900px;height:900px;left:-260px;top:-340px;background:radial-gradient(circle,rgba(232,184,75,.16),transparent 62%);animation:fl1 24s ease-in-out infinite}
.bgfx .g2{width:860px;height:860px;right:-280px;top:80px;background:radial-gradient(circle,rgba(63,198,232,.14),transparent 62%);animation:fl2 28s ease-in-out infinite}
.bgfx .g3{width:1000px;height:1000px;left:28%;bottom:-540px;background:radial-gradient(circle,rgba(120,80,220,.12),transparent 65%);animation:fl1 32s ease-in-out infinite reverse}
@keyframes fl1{0%,100%{transform:translate(0,0)}50%{transform:translate(60px,50px)}}
@keyframes fl2{0%,100%{transform:translate(0,0)}50%{transform:translate(-70px,40px)}}
.bgfx .grid{position:absolute;inset:0;opacity:.32;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse 80% 55% at 50% 0%,#000 20%,transparent 75%);
  mask-image:radial-gradient(ellipse 80% 55% at 50% 0%,#000 20%,transparent 75%)}
header,main,footer{position:relative;z-index:1}

/* nav */
.nav{position:sticky;top:0;z-index:60;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  background:rgba(7,11,20,.72);border-bottom:1px solid transparent;transition:.35s}
.nav.solid{border-bottom-color:var(--line);background:rgba(7,11,20,.92)}
.nav .in{max-width:var(--max);margin:0 auto;padding:13px 24px;display:flex;align-items:center;gap:24px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:17px;white-space:nowrap;letter-spacing:.4px}
.logo .mk{height:36px;width:auto;flex:none;display:flex;align-items:center;background:none;border-radius:0;box-shadow:none}
.logo .mk img{height:36px;width:auto;display:block}
.logo small{display:block;font-size:9.5px;color:var(--muted);font-weight:500;letter-spacing:2.2px;margin-top:-3px}
.menu{display:flex;gap:22px;margin-left:auto;font-size:14px;color:#c3cedf}
.menu a{position:relative;padding:4px 0;transition:.25s}
.menu a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:linear-gradient(90deg,var(--gold),var(--cyan));transition:right .3s}
.menu a:hover{color:#fff}.menu a:hover::after,.menu a.on::after{right:0}
.menu a.on{color:#fff}
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:10px;padding:10px 20px;font-size:14px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:.28s;white-space:nowrap;font-family:inherit}
.btn.pri{background:linear-gradient(135deg,var(--gold),#cd911f);color:#181203;box-shadow:0 8px 26px rgba(232,184,75,.25)}
.btn.pri:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(232,184,75,.36)}
.btn.gho{border-color:rgba(255,255,255,.22);color:#e9eef7;background:rgba(255,255,255,.02)}
.btn.gho:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px)}
.btn.sm{padding:8px 16px;font-size:13px}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:9px;padding:8px 11px;color:#e9eef7;cursor:pointer;font-size:15px}

/* hero */
.hero{padding-top:92px;padding-bottom:70px;text-align:center}
.hero.mini{padding-top:52px;padding-bottom:38px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;color:#d9c489;letter-spacing:2.4px;
  border:1px solid rgba(232,184,75,.3);background:rgba(232,184,75,.07);border-radius:100px;padding:7px 18px;margin-bottom:24px}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 12px var(--gold);animation:pl 2.2s infinite}
@keyframes pl{0%,100%{opacity:1}50%{opacity:.35}}
h1.big{font-size:clamp(29px,4.8vw,54px);line-height:1.2;font-weight:800;letter-spacing:-.5px;margin-bottom:20px}
h1.big .gl{background:linear-gradient(100deg,#f6d98a 5%,var(--gold) 40%,#7fd8ef 95%);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{max-width:790px;margin:0 auto;color:#aab7c9;font-size:clamp(14.5px,1.55vw,17px)}
.hero .cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:34px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:58px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.stats div{background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.015));padding:24px 14px}
.stats b{display:block;font-size:clamp(19px,2.4vw,28px);font-weight:800;background:linear-gradient(120deg,var(--gold),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.stats span{font-size:12.5px;color:var(--muted)}

/* section */
section{padding-top:76px;padding-bottom:76px}
.sec-head{text-align:center;margin-bottom:46px}
.sec-head .t{font-size:12.5px;letter-spacing:3.4px;color:var(--gold);margin-bottom:13px}
.sec-head h2{font-size:clamp(22px,3vw,34px);font-weight:800;letter-spacing:-.3px}
.sec-head h2 em{font-style:normal;color:var(--muted);font-weight:400;font-size:.6em;display:block;margin-top:8px}
.sec-head .bar{width:56px;height:3px;border-radius:2px;margin:18px auto 0;background:linear-gradient(90deg,var(--gold),var(--cyan))}

/* grids & cards */
.cards{display:grid;gap:16px}
.c4{grid-template-columns:repeat(4,1fr)}.c3{grid-template-columns:repeat(3,1fr)}.c2{grid-template-columns:repeat(2,1fr)}
.card{border:1px solid var(--line);border-radius:16px;padding:24px 20px;background:var(--card);transition:.35s cubic-bezier(.2,.7,.3,1);position:relative;overflow:hidden}
.card::before{content:"";position:absolute;inset:0;border-radius:16px;padding:1px;opacity:0;transition:.35s;
  background:linear-gradient(140deg,var(--gold),transparent 45%,var(--cyan));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}
.card:hover{transform:translateY(-5px);background:var(--cardh)}
.card:hover::before{opacity:1}
.card .ic{width:42px;height:42px;border-radius:11px;display:grid;place-items:center;margin-bottom:14px;
  background:linear-gradient(140deg,rgba(232,184,75,.16),rgba(63,198,232,.12));border:1px solid rgba(255,255,255,.1)}
.card .ic svg{width:21px;height:21px;stroke:var(--gold);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:15.5px;font-weight:700;margin-bottom:8px}
.card p{font-size:13px;color:var(--muted)}
.card .ft{margin-top:12px;font-size:11.5px;color:#8fa0b8;border-top:1px dashed var(--line);padding-top:10px}
.tag{font-size:11.5px;border:1px solid var(--line);background:var(--card);border-radius:100px;padding:4px 12px;color:#c8d3e3;display:inline-block}

/* 行业卡片（可点击） */
.ind-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.ind{display:block;border:1px solid var(--line);border-radius:16px;padding:22px 20px;background:var(--card);
  transition:.35s cubic-bezier(.2,.7,.3,1);position:relative;overflow:hidden}
.ind:hover{transform:translateY(-6px);background:var(--cardh);border-color:rgba(232,184,75,.4)}
.ind .no{position:absolute;right:16px;top:12px;font-size:30px;font-weight:900;letter-spacing:-1.5px;
  color:rgba(255,255,255,.055);line-height:1}
.ind .ic{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;margin-bottom:14px;
  background:linear-gradient(140deg,rgba(232,184,75,.16),rgba(63,198,232,.12));border:1px solid rgba(255,255,255,.1)}
.ind .ic svg{width:20px;height:20px;stroke:var(--gold);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.ind h3{font-size:15.5px;font-weight:700;margin-bottom:7px}
.ind p{font-size:12.5px;color:var(--muted);min-height:38px}
.ind .more{margin-top:13px;font-size:12.5px;color:var(--gold);font-weight:600;display:flex;align-items:center;gap:6px}
.ind:hover .more{gap:10px}

/* 交付模式 */
.modes{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.mode{border:1px solid var(--line);border-radius:18px;padding:30px 28px;background:linear-gradient(160deg,rgba(232,184,75,.08),rgba(255,255,255,.02))}
.mode.b{background:linear-gradient(160deg,rgba(63,198,232,.08),rgba(255,255,255,.02))}
.mode .badge{display:inline-block;font-size:11.5px;letter-spacing:1.6px;color:#1a1204;background:linear-gradient(135deg,var(--gold),#cd911f);
  border-radius:100px;padding:4px 13px;font-weight:800;margin-bottom:14px}
.mode.b .badge{background:linear-gradient(135deg,var(--cyan),#2a9cbb);color:#04212b}
.mode h3{font-size:19px;font-weight:800;margin-bottom:10px}
.mode .d{font-size:13.5px;color:#aab7c9;margin-bottom:18px}
.mode ul{list-style:none}
.mode li{font-size:13.5px;color:#c3cedf;padding:7px 0 7px 22px;position:relative;border-bottom:1px dashed var(--line)}
.mode li:last-child{border:0}
.mode li::before{content:"";position:absolute;left:4px;top:15px;width:6px;height:6px;border-radius:2px;background:var(--gold);transform:rotate(45deg)}
.mode.b li::before{background:var(--cyan)}
.mode .foot{margin-top:18px;font-size:13px;color:var(--muted)}
.mode .foot b{color:var(--gold)}
.pledge{margin-top:20px;border:1px dashed rgba(232,184,75,.35);border-radius:14px;padding:20px 24px;
  display:flex;gap:26px;flex-wrap:wrap;justify-content:center;background:rgba(232,184,75,.045)}
.pledge span{font-size:13.5px;color:#e2d3a8;display:flex;align-items:center;gap:8px}
.pledge span b{color:var(--gold);font-weight:800}

/* 优势 */
.adv{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.adv .n{font-size:25px;font-weight:800;letter-spacing:-1px;background:linear-gradient(120deg,var(--gold),var(--cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:10px}

/* 流程 */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.flow .s{border:1px solid var(--line);border-radius:14px;padding:20px 16px;background:var(--card);text-align:center}
.flow .s .no{width:30px;height:30px;border-radius:50%;margin:0 auto 12px;display:grid;place-items:center;font-size:13px;font-weight:800;
  background:linear-gradient(135deg,var(--gold),#c98a1f);color:#1a1204}
.flow .s h4{font-size:14px;margin-bottom:6px}
.flow .s p{font-size:12px;color:var(--muted)}

/* 面包屑 & 行业页 */
.crumbs{font-size:12.5px;color:var(--muted);padding-top:26px}
.crumbs a:hover{color:var(--gold)}
.crumbs span{color:#5d6b81;margin:0 8px}
.ind-hero{padding-top:34px;padding-bottom:52px}
.ind-hero .kicker{font-size:12.5px;letter-spacing:3px;color:var(--gold);margin-bottom:14px}
.ind-hero h1{font-size:clamp(26px,3.6vw,42px);font-weight:800;letter-spacing:-.4px;margin-bottom:16px;line-height:1.25}
.ind-hero .sub{font-size:clamp(15px,1.7vw,18px);color:#b9c6d8;max-width:860px;margin-bottom:22px}
.ind-hero .meta{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px}

.pain-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.pain{border:1px solid var(--line);border-left:3px solid #d9534f;border-radius:12px;padding:18px 20px;background:var(--card)}
.pain b{display:block;font-size:14.5px;margin-bottom:6px}
.pain p{font-size:13px;color:var(--muted)}

.sol{border:1px solid var(--line);border-radius:18px;padding:0;background:var(--card);overflow:hidden;margin-bottom:18px}
.sol .top{padding:24px 26px 20px;border-bottom:1px solid var(--line);background:linear-gradient(140deg,rgba(232,184,75,.07),transparent 60%)}
.sol .top .idx{font-size:11.5px;letter-spacing:2px;color:var(--gold);margin-bottom:8px}
.sol .top h3{font-size:19px;font-weight:800;margin-bottom:9px}
.sol .top p{font-size:13.5px;color:#aab7c9}
.sol .body{padding:22px 26px}
.sol .body h4{font-size:12.5px;letter-spacing:1.6px;color:var(--gold);margin:0 0 10px}
.sol .body h4:not(:first-child){margin-top:20px}
.feat{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:6px 22px}
.feat li{font-size:13.5px;color:#c3cedf;padding-left:18px;position:relative}
.feat li::before{content:"";position:absolute;left:2px;top:11px;width:5px;height:5px;border-radius:2px;background:var(--cyan);transform:rotate(45deg)}
.sol .kv{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}
.sol .kv div{border:1px solid var(--line);border-radius:11px;padding:13px 15px;background:rgba(255,255,255,.025)}
.sol .kv em{display:block;font-style:normal;font-size:11px;letter-spacing:1.4px;color:var(--muted);margin-bottom:5px}
.sol .kv b{font-size:14px;color:#f0e2bb}

.str{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.str li{border:1px solid var(--line);border-radius:12px;padding:18px;background:var(--card)}
.str b{display:block;font-size:14.5px;margin-bottom:7px;color:#f0e2bb}
.str p{font-size:12.5px;color:var(--muted)}

/* 表单 */
.contact{display:grid;grid-template-columns:.85fr 1.15fr;gap:30px;align-items:start}
.cinfo{border:1px solid var(--line);border-radius:18px;padding:30px;background:linear-gradient(165deg,rgba(63,198,232,.07),rgba(255,255,255,.02))}
.cinfo h3{font-size:19px;font-weight:800;margin-bottom:6px}
.cinfo .sm{color:var(--muted);font-size:13px;margin-bottom:20px}
.cinfo .mail{display:flex;gap:13px;align-items:flex-start;padding:16px;border:1px solid rgba(232,184,75,.35);
  border-radius:14px;background:rgba(232,184,75,.06);text-decoration:none;transition:.3s;margin-bottom:18px}
.cinfo .mail:hover{border-color:var(--gold);background:rgba(232,184,75,.11);transform:translateY(-1px)}
.cinfo .mail svg{width:20px;height:20px;stroke:var(--gold);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none;margin-top:3px}
.cinfo .mail em{display:block;font-style:normal;font-size:11.5px;color:var(--muted);letter-spacing:1.2px;margin-bottom:3px}
.cinfo .mail b{font-size:16px;font-weight:700;color:#ffe9b8;word-break:break-all}
.cinfo .prom{list-style:none;padding:0;margin:0 0 16px}
.cinfo .prom li{display:flex;gap:10px;align-items:center;font-size:13px;color:#b6c2d4;padding:7px 0}
.cinfo .prom svg{width:15px;height:15px;stroke:#7fe0a8;fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;flex:none}
.cinfo .wt{display:flex;gap:13px;align-items:flex-start;border-top:1px dashed var(--line);padding-top:15px}
.cinfo .wt svg{width:18px;height:18px;stroke:var(--cyan);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none;margin-top:2px}
.cinfo .wt em{display:block;font-style:normal;font-size:11.5px;color:var(--muted);letter-spacing:1.2px;margin-bottom:2px}
.cinfo .wt b{font-size:13.5px;font-weight:600}
.form{border:1px solid var(--line);border-radius:18px;padding:30px;background:var(--card)}
.form .f{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.form .fld{display:flex;flex-direction:column;gap:6px}
.form .fld.full{grid-column:1/-1}
.form label{font-size:12.5px;color:#b6c2d4}
.form label i{color:var(--gold);font-style:normal;margin-left:3px}
.form input,.form select,.form textarea{width:100%;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:10px;
  padding:12px 14px;color:#eaf0f9;font-size:14px;font-family:inherit;outline:none;transition:.25s}
.form textarea{resize:vertical;min-height:100px}
.form input::placeholder,.form textarea::placeholder{color:#64718a}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--gold);background:rgba(232,184,75,.06);box-shadow:0 0 0 3px rgba(232,184,75,.12)}
.form select option{background:#0d1524;color:#eaf0f9}
.form .subx{margin-top:18px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.form .subx .btn{padding:13px 32px}
.form .msg{font-size:13.5px;font-weight:600;display:none}
.form .msg.ok{display:block;color:#57d99a}.form .msg.err{display:block;color:#ff8f8f}
.form .note{font-size:11.5px;color:var(--muted);margin-top:13px}

/* 其他 */
.cta-band{border:1px solid var(--line);border-radius:20px;padding:46px 34px;text-align:center;
  background:linear-gradient(150deg,rgba(232,184,75,.1),rgba(63,198,232,.06))}
.cta-band h2{font-size:clamp(21px,2.8vw,30px);font-weight:800;margin-bottom:12px}
.cta-band p{color:#aab7c9;font-size:14.5px;margin-bottom:24px}
footer{border-top:1px solid var(--line);padding:48px 0 30px}
footer .top{display:grid;grid-template-columns:1.5fr 1fr;gap:32px;margin-bottom:30px}
footer h4{font-size:13.5px;color:#fff;margin-bottom:13px;font-weight:700}
footer p,footer a{color:var(--muted);font-size:13px;line-height:2}
footer a:hover{color:var(--gold)}
footer .cp{border-top:1px solid var(--line);padding-top:20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#6f7d94;font-size:12.5px}

.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .8s cubic-bezier(.2,.7,.3,1),transform .8s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none;transition:none}}
.d1{transition-delay:.07s}.d2{transition-delay:.14s}.d3{transition-delay:.21s}

@media(max-width:1060px){
  .c4,.ind-grid,.adv{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(3,1fr)}
  .contact{grid-template-columns:1fr}
  .modes{grid-template-columns:1fr}
  footer .top{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .menu{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;
    background:rgba(8,13,24,.98);border-bottom:1px solid var(--line);padding:8px 24px 18px;max-height:70vh;overflow:auto}
  .menu.open{display:flex}
  .menu a{padding:12px 0;border-bottom:1px solid var(--line)}
  .menu a::after{display:none}
  .burger{display:block}
  .nav .btn.cta-top{display:none}
  .stats{grid-template-columns:repeat(2,1fr)}
  .c4,.c3,.c2,.ind-grid,.adv,.flow,.pain-grid,.feat,.str,.sol .kv{grid-template-columns:1fr}
  .form .f{grid-template-columns:1fr}
  footer .top{grid-template-columns:1fr}
  section{padding-top:58px;padding-bottom:58px}
  .hero{padding-top:64px;padding-bottom:48px}
  .flow .s{text-align:left;display:flex;gap:13px;align-items:flex-start}
  .flow .s .no{margin:0}
  .sol .top,.sol .body{padding-left:20px;padding-right:20px}
}

/* ===== 能力演示台 ===== */
.stage{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:linear-gradient(165deg,rgba(255,255,255,.04),rgba(255,255,255,.012))}
.stage-bar{display:flex;align-items:center;gap:10px;padding:12px 18px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.03);font-size:12.5px;color:#c3cedf;flex-wrap:wrap}
.stage-bar .dot{width:9px;height:9px;border-radius:50%;background:#ff5f57;box-shadow:14px 0 0 #febc2e,28px 0 0 #28c840;margin-right:30px;flex:none}
.stage-bar b{font-weight:700;color:#fff}
.stage-bar .live{margin-left:auto;display:inline-flex;align-items:center;gap:7px;font-size:11.5px;color:#7fe0a8;
  border:1px solid rgba(90,220,150,.35);background:rgba(90,220,150,.08);border-radius:100px;padding:3px 11px}
.stage-bar .live i{width:6px;height:6px;border-radius:50%;background:#57d99a;animation:pl 1.6s infinite}
.stage-body{padding:24px;min-height:290px}
.stage-note{font-size:12px;color:var(--muted);margin-top:12px;text-align:center}
.stage-foot{padding:0 24px 20px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.stage-foot .btn{padding:8px 18px;font-size:13px}
.stage .anim{opacity:0}
.stage.play .anim{animation:animIn .55s cubic-bezier(.2,.7,.3,1) forwards}
@keyframes animIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

/* 对话 */
.dlg{display:flex;flex-direction:column;gap:13px;max-width:760px}
.bub{max-width:78%;border-radius:14px;padding:11px 15px;font-size:13.5px;line-height:1.65;position:relative}
.bub.ai{background:rgba(63,198,232,.1);border:1px solid rgba(63,198,232,.28);align-self:flex-start}
.bub.user{background:rgba(232,184,75,.1);border:1px solid rgba(232,184,75,.28);align-self:flex-end}
.bub .who{font-size:11px;letter-spacing:1px;color:var(--muted);margin-bottom:4px}
.bub .meta{margin-top:6px;font-size:11.5px;color:#8fe0b4;border-top:1px dashed rgba(255,255,255,.14);padding-top:5px}
.bub .meta.warn{color:#f0c98a}

/* 检索 */
.ret{display:grid;gap:12px;max-width:820px}
.ret .q{border:1px solid rgba(232,184,75,.35);background:rgba(232,184,75,.08);border-radius:12px;padding:13px 17px;font-size:14px}
.ret .q em{font-style:normal;color:var(--gold);font-size:11.5px;letter-spacing:1.4px;display:block;margin-bottom:4px}
.ret .hit{border:1px solid var(--line);border-radius:12px;padding:12px 16px;background:rgba(255,255,255,.025);font-size:13px}
.ret .hit b{display:block;font-size:12.5px;color:var(--cyan);margin-bottom:4px}
.ret .hit span{color:var(--muted)}
.ret .ans{border:1px solid rgba(90,220,150,.32);background:rgba(90,220,150,.07);border-radius:12px;padding:14px 17px;font-size:13.5px;line-height:1.7}
.ret .ans em{font-style:normal;color:#7fe0a8;font-size:11.5px;letter-spacing:1.4px;display:block;margin-bottom:6px}

/* OCR */
.ocrbox{display:grid;grid-template-columns:300px 1fr;gap:22px;align-items:start}
.ocrdoc{position:relative;border:1px solid var(--line);border-radius:12px;background:repeating-linear-gradient(180deg,rgba(255,255,255,.055) 0 1px,transparent 1px 22px),rgba(255,255,255,.028);
  height:250px;overflow:hidden;padding:16px}
.ocrdoc .cap{font-size:11.5px;color:var(--muted);position:relative}
.ocrdoc .scanline{position:absolute;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--cyan),transparent);box-shadow:0 0 14px var(--cyan)}
.stage.play .scanline{animation:scan 2.6s ease-in-out infinite}
@keyframes scan{0%{top:8%}50%{top:88%}100%{top:8%}}
.fields{display:grid;gap:8px}
.field{display:flex;justify-content:space-between;gap:14px;border:1px solid var(--line);border-radius:10px;padding:10px 14px;background:rgba(255,255,255,.025);font-size:13px}
.field b{color:#f0e2bb;font-weight:600}
.field.miss{border-color:rgba(217,83,79,.45);background:rgba(217,83,79,.08)}
.field.miss b{color:#ff9c99}

/* 视觉 */
.vis{position:relative;border:1px solid var(--line);border-radius:12px;overflow:hidden;height:300px;
  background:radial-gradient(circle at 30% 40%,rgba(63,198,232,.1),transparent 60%),radial-gradient(circle at 75% 65%,rgba(232,184,75,.1),transparent 60%),rgba(255,255,255,.028)}
.vis .gridline{position:absolute;inset:0;opacity:.4;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:34px 34px}
.vis .bx{position:absolute;border:2px solid var(--gold);border-radius:6px;box-shadow:0 0 18px rgba(232,184,75,.4)}
.vis .bx i{position:absolute;left:-2px;top:-24px;font-style:normal;font-size:11.5px;background:var(--gold);color:#1a1204;
  padding:2px 8px;border-radius:5px;white-space:nowrap;font-weight:700}
.vis .bx.cy{border-color:var(--cyan);box-shadow:0 0 18px rgba(63,198,232,.4)}
.vis .bx.cy i{background:var(--cyan);color:#04212b}
.stage.play .bx{animation:boxIn .6s cubic-bezier(.2,.7,.3,1) forwards}
@keyframes boxIn{from{opacity:0;transform:scale(.8)}to{opacity:1;transform:none}}
.vistags{display:flex;gap:9px;flex-wrap:wrap;margin-top:14px}

/* 语音 */
.voice{display:grid;gap:18px}
.wave{display:flex;align-items:flex-end;gap:4px;height:82px}
.wave b{width:5px;border-radius:3px;background:linear-gradient(180deg,var(--cyan),rgba(63,198,232,.25));flex:none}
.stage.play .wave b{animation:wv 1.1s ease-in-out infinite}
@keyframes wv{0%,100%{transform:scaleY(.35)}50%{transform:scaleY(1)}}
.vtxt{border:1px solid var(--line);border-radius:12px;padding:16px 18px;font-size:14px;line-height:1.9;background:rgba(255,255,255,.025)}
.vtxt s{text-decoration:none;color:#5d6b81}
.stage.play .vtxt s{animation:lit .45s ease forwards}
@keyframes lit{to{color:#f0e2bb}}
.vlabel{font-size:12px;color:var(--muted);margin-bottom:8px}

/* 视频位 */
.videobox{border:1px solid var(--line);border-radius:18px;overflow:hidden;margin-bottom:20px;background:#000}
.videobox iframe,.videobox video{width:100%;aspect-ratio:16/9;display:block;border:0}
.videobox .vcap{padding:11px 18px;font-size:12.5px;color:var(--muted);background:rgba(255,255,255,.03)}

/* 开源底座 */
.oss-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.oss-grid a{border:1px solid var(--line);border-radius:12px;padding:14px 16px;background:var(--card);transition:.3s;display:block}
.oss-grid a:hover{border-color:rgba(232,184,75,.45);background:var(--cardh);transform:translateY(-3px)}
.oss-grid a b{display:block;font-size:13.5px;margin-bottom:4px;color:#f0e2bb}
.oss-grid a span{font-size:11.5px;color:var(--muted)}
.oss-note{margin-top:16px;font-size:12.5px;color:var(--muted);text-align:center}
@media(max-width:1060px){.oss-grid{grid-template-columns:repeat(2,1fr)}.ocrbox{grid-template-columns:1fr}}
@media(max-width:760px){.oss-grid{grid-template-columns:1fr}.stage-body{padding:18px}.bub{max-width:92%}}

/* ===== 能力矩阵分组 ===== */
.capgroup{margin-bottom:40px}
.capgroup:last-child{margin-bottom:0}
.grp-h{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.grp-h i{width:9px;height:9px;border-radius:3px;background:var(--gold);transform:rotate(45deg);flex:none}
.grp-h b{font-size:16.5px;font-weight:700;letter-spacing:.3px}
.grp-h small{color:var(--muted);font-size:12.5px}
.cap-note{text-align:center;color:var(--muted);font-size:13px;margin-top:28px;border-top:1px dashed var(--line);padding-top:20px}
.cap-note b{color:var(--gold)}

/* ===== 首页 Hero 中枢插图 ===== */
.hub{margin:44px auto 0;max-width:980px;user-select:none;pointer-events:none}
.hub svg{width:100%;height:auto;display:block}
.hub text{font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif}
@media(max-width:760px){.hub{margin-top:34px}}

/* ===== 首页演示台（tab 切换） ===== */
.demo-tabs{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;padding:2px 24px 16px}
.demo-tabs button{border:1px solid var(--line);background:transparent;color:#c3cedf;border-radius:100px;padding:7px 18px;font-size:13px;cursor:pointer;transition:.25s;font-family:inherit}
.demo-tabs button:hover{border-color:var(--gold);color:#fff}
.demo-tabs button.on{background:linear-gradient(135deg,var(--gold),#cd911f);color:#181203;border-color:transparent;font-weight:700}
.demo-panel{display:none}
.demo-panel.on{display:block}

/* 图纸流水线 */
.pipe{display:flex;align-items:center;flex-wrap:wrap;gap:0;padding:14px 0 6px}
.pnode{border:1px solid var(--line);border-radius:12px;padding:11px 15px;background:rgba(255,255,255,.03);font-size:12px;color:#8fa0b8;text-align:center;min-width:118px}
.pnode b{display:block;color:#f0e2bb;font-size:13px;margin-bottom:3px}
.plink{flex:1;min-width:24px;height:2px;background:linear-gradient(90deg,var(--gold),var(--cyan));opacity:.55;position:relative;overflow:hidden}
.plink::after{content:"";position:absolute;top:-1.5px;left:-14px;width:14px;height:5px;background:#fff;border-radius:3px;box-shadow:0 0 10px var(--gold)}
.stage.play .plink::after{animation:flowp 1.5s linear infinite}
@keyframes flowp{to{left:100%}}
@media(max-width:760px){.pipe{flex-direction:column;align-items:stretch}.plink{display:none}.pnode{text-align:left}}

/* ===== 行业卡片插画徽章（hover 动效） ===== */
.ind .art{position:absolute;right:-8px;bottom:-8px;width:104px;height:104px;opacity:.13;
  transition:opacity .5s ease,transform .5s cubic-bezier(.2,.7,.3,1);pointer-events:none}
.ind .art svg{width:100%;height:100%;stroke:var(--gold);fill:none;stroke-width:1.3;
  stroke-linecap:round;stroke-linejoin:round;display:block}
.ind .art .ar1{stroke-dasharray:3 6;animation:artspin 30s linear infinite;
  transform-box:fill-box;transform-origin:center}
.ind .art .ar2{stroke:var(--cyan);stroke-width:1}
.ind .art .ar3{transform:translate(24px,24px) scale(2);stroke-width:.65}
.ind .art .ar3 path{stroke-dasharray:120;stroke-dashoffset:120}
.ind .art .ar4{stroke-width:1.1;opacity:.8}
.ind .art .ar5{fill:none}
@keyframes artspin{to{transform:rotate(360deg)}}
@keyframes artdraw{to{stroke-dashoffset:0}}
.ind:hover .art{opacity:.6;transform:rotate(-8deg) scale(1.06)}
.ind:hover .art .ar3 path{animation:artdraw .9s ease forwards}
.ind:hover .art .ar5{fill:var(--gold)}
.ind:hover .art .ar2{stroke:var(--gold)}
.ind .ic{transition:transform .35s cubic-bezier(.2,.7,.3,1)}
.ind:hover .ic{transform:translateY(-3px) scale(1.12)}
.ind:hover .ic svg{stroke:#ffe9b8}
.ind .no{transition:color .4s}
.ind:hover .no{color:rgba(232,184,75,.22)}

/* ===== 成本对比（降本增效） ===== */
.coststats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:18px}
.coststat{border:1px solid var(--line);border-radius:16px;padding:22px 18px;background:var(--card);text-align:center;transition:.35s}
.coststat:hover{background:var(--cardh);border-color:rgba(232,184,75,.4)}
.coststat b{display:block;font-size:31px;font-weight:800;letter-spacing:-.5px;
  background:linear-gradient(120deg,var(--gold),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:8px}
.coststat span{font-size:12.5px;color:var(--muted);line-height:1.6}
.costtable{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--card)}
.crow{display:grid;grid-template-columns:1.45fr .95fr 1.15fr 1.15fr;font-size:12.5px}
.crow>span{padding:13px 16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);line-height:1.6}
.crow>span:last-child{border-right:0}
.crow:last-child>span{border-bottom:0}
.crow.chead{background:rgba(255,255,255,.05)}
.crow.chead span{color:var(--muted);font-size:11px;letter-spacing:1.2px}
.crow b{color:#f0e2bb;display:block;font-size:13px;margin-bottom:2px}
.crow .cdown{color:#7fe0a8;font-weight:700;font-size:13px}
.costline{margin-top:20px;text-align:center;font-size:14.5px;color:#d9d2bd;
  border:1px dashed rgba(232,184,75,.4);border-radius:14px;padding:18px 24px;background:rgba(232,184,75,.05)}
.costline b{color:var(--gold)}
@media(max-width:760px){
  .coststats{grid-template-columns:1fr}
  .crow{grid-template-columns:1fr 1fr}
  .crow>span{border-right:0}
  .crow>span:nth-child(odd){border-right:1px solid var(--line)}
  .crow.chead{display:none}
  .crow>span::before{content:attr(data-l);display:block;font-size:10px;color:var(--muted);letter-spacing:1px;margin-bottom:3px}
}