/* ==================================================================
   西宁市词元综合服务平台 · 站点样式
   设计语言：高原晨光 —— 深墨蓝为基调，冰川蓝为主色，
   青碧（绿色算力）与琥珀（政策 / 提醒）为辅色。
   ================================================================== */

/* ---------- 设计令牌 ---------- */
:root{
  --ink:#0b1b33;  --ink2:#3d4c63;  --ink3:#6b7a90;  --ink4:#97a3b5;
  --night:#071226; --night2:#0d2142;
  --brand:#1559ed; --brand-d:#0d43c4; --brand-dd:#0a3394;
  --brand-l:#edf3ff; --brand-l2:#d6e3ff;
  --glacier:#3fa9ff; --cyan:#22c3ee;
  --jade:#12b39a; --jade-l:#e3f8f3; --jade-d:#0b7d6b;
  --amber:#f2a516; --amber-d:#9a6400; --amber-l:#fff6e3; --amber-b:#fbe1a6;
  --rose:#e2483d; --rose-l:#fff4f3;
  --line:#e4eaf3; --line2:#d3dcea;
  --bg:#f5f7fb; --surface:#fff; --surface2:#f9fbfe;
  --r-s:8px; --r:12px; --r-l:18px; --r-xl:24px;
  --sh-1:0 1px 2px rgba(11,27,51,.05),0 1px 1px rgba(11,27,51,.03);
  --sh-2:0 6px 18px -6px rgba(11,27,51,.12),0 2px 6px rgba(11,27,51,.04);
  --sh-3:0 24px 48px -18px rgba(11,34,80,.24),0 6px 14px rgba(11,27,51,.06);
  --grad:linear-gradient(135deg,var(--brand) 0%,var(--brand-d) 100%);
  --grad-sky:linear-gradient(120deg,var(--brand) 0%,var(--glacier) 60%,var(--cyan) 100%);
  --ease:cubic-bezier(.22,1,.36,1);
  --max:1200px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --num:"DIN Alternate","Bahnschrift","SF Pro Display",-apple-system,"Segoe UI",sans-serif;
}

/* ---------- 基础 ---------- */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.7;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
img{display:block;max-width:100%}
svg{flex-shrink:0}
fieldset{border:0;min-width:0}
[hidden]{display:none!important}
::selection{background:var(--brand);color:#fff}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:12px;top:-60px;z-index:200;background:var(--ink);color:#fff;padding:10px 16px;border-radius:var(--r-s);transition:top .2s}
.skip:focus{top:12px}

/* ---------- 顶部导航 ---------- */
header{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.86);
  backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s,background .3s}
header.solid{background:rgba(255,255,255,.94);border-bottom-color:var(--line);box-shadow:0 8px 24px -16px rgba(11,27,51,.22)}
.hd{max-width:var(--max);margin:0 auto;padding:0 24px;height:72px;display:flex;align-items:center;gap:28px}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo .mk,footer .brand .mk{display:grid;place-items:center;color:#fff;flex-shrink:0;position:relative;overflow:hidden;
  background:linear-gradient(140deg,#2a6dff 0%,var(--brand-d) 52%,#0a2f86 100%)}
.logo .mk{width:42px;height:42px;border-radius:12px;box-shadow:0 8px 18px -6px rgba(21,89,237,.55),inset 0 0 0 1px rgba(255,255,255,.22)}
.logo .mk::after,footer .brand .mk::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.28),transparent 52%)}
.logo .mk svg{width:22px;height:22px;position:relative;z-index:1}
.logo b{display:block;font-size:18.5px;font-weight:800;letter-spacing:.6px;line-height:1.2;color:var(--ink)}
.logo small{display:block;margin-top:4px;font-size:10px;font-weight:600;color:var(--ink4);letter-spacing:3.2px;text-transform:uppercase;line-height:1.3;white-space:nowrap}
.menu{display:flex;gap:2px;margin-left:auto}
.menu>a{position:relative;padding:8px 13px;border-radius:var(--r-s);font-size:14.5px;color:var(--ink2);font-weight:500;transition:color .2s,background .2s;white-space:nowrap}
.menu>a::after{content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;border-radius:2px;background:var(--brand);transform:scaleX(0);transition:transform .3s var(--ease)}
.menu>a:hover{color:var(--brand)}
.menu>a.on{color:var(--brand);font-weight:650}
.menu>a.on::after{transform:scaleX(1)}
.hd-cta{display:inline-flex;align-items:center;gap:6px;flex-shrink:0;height:38px;padding:0 16px;border-radius:999px;
  font-size:13.5px;font-weight:650;background:var(--ink);color:#fff;transition:background .2s,transform .2s,box-shadow .2s}
.hd-cta:hover{background:var(--brand);transform:translateY(-1px);box-shadow:0 10px 20px -8px rgba(21,89,237,.6)}
.hd-cta svg{transition:transform .25s var(--ease)}
.hd-cta:hover svg{transform:translateX(3px)}
.burger{display:none;width:40px;height:40px;border:1px solid var(--line2);border-radius:var(--r-s);background:#fff;align-items:center;justify-content:center;cursor:pointer;color:var(--ink)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:650;border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .2s,background .2s,color .2s,border-color .2s;background:#fff;color:var(--brand-d)}
.btn.p{background:var(--grad);color:#fff;box-shadow:0 10px 22px -10px rgba(21,89,237,.7)}
.btn.p:hover{transform:translateY(-2px);box-shadow:0 16px 28px -12px rgba(21,89,237,.75)}
.btn.g{background:#fff;color:var(--ink);border-color:var(--line2)}
.btn.g:hover{border-color:var(--brand);color:var(--brand)}
.btn.sm{height:36px;padding:0 16px;font-size:13.5px}
.btn[disabled]{opacity:.6;cursor:not-allowed;transform:none!important}

/* ---------- 首屏 ---------- */
.hero{position:relative;overflow:hidden;isolation:isolate;color:#fff;
  background:radial-gradient(120% 90% at 50% 0%,#17408f 0%,#0b2556 45%,var(--night) 100%)}
.hero-bg{position:absolute;inset:0;z-index:0;pointer-events:none}
.hero-grid{position:absolute;inset:0;
  background-image:linear-gradient(rgba(140,190,255,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(140,190,255,.09) 1px,transparent 1px);
  background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 38%,#000 20%,transparent 78%);
          mask-image:radial-gradient(ellipse 70% 60% at 50% 38%,#000 20%,transparent 78%)}
.hero-orb{position:absolute;border-radius:50%;filter:blur(70px);opacity:.75}
.hero-orb.o1{width:560px;height:560px;left:-140px;top:-180px;background:radial-gradient(circle,rgba(63,169,255,.55),transparent 70%);animation:orb 18s ease-in-out infinite}
.hero-orb.o2{width:620px;height:620px;right:-200px;top:40px;background:radial-gradient(circle,rgba(18,179,154,.38),transparent 70%);animation:orb 22s ease-in-out infinite reverse}
@keyframes orb{50%{transform:translate3d(40px,30px,0) scale(1.08)}}
/* 远山剪影：呼应青藏高原 */
.hero-ridge{position:absolute;left:0;right:0;bottom:0;height:46%;opacity:.9;
  background:
    linear-gradient(180deg,transparent,rgba(7,18,38,.6) 70%,var(--night)),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 320' preserveAspectRatio='none'%3E%3Cpath fill='%23163a78' fill-opacity='.55' d='M0 230 120 170 210 205 330 120 430 180 540 95 650 165 760 110 880 190 990 130 1110 185 1220 120 1330 170 1440 140V320H0Z'/%3E%3Cpath fill='%230d2a5c' fill-opacity='.85' d='M0 270 140 215 260 250 380 190 520 240 640 200 780 255 900 210 1040 250 1180 205 1300 245 1440 220V320H0Z'/%3E%3C/svg%3E") bottom/100% 100% no-repeat}
.hero .wrap{position:relative;z-index:2}
.hero-in{max-width:920px;margin:0 auto;text-align:center;padding:112px 0 96px}
.tagline{display:inline-flex;align-items:center;gap:9px;height:32px;padding:0 15px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.22);backdrop-filter:blur(8px);
  font-size:12.5px;font-weight:600;letter-spacing:1px;color:rgba(255,255,255,.92)}
.tagline i{width:6px;height:6px;border-radius:50%;background:#4ff0d2;box-shadow:0 0 0 4px rgba(79,240,210,.2);animation:pulse 2s infinite}
@keyframes pulse{50%{opacity:.5;transform:scale(1.35)}}
.hero h1{margin:26px 0 0;font-size:60px;line-height:1.16;letter-spacing:-1.2px;font-weight:850;color:#fff;text-wrap:balance}
.hero h1 em{font-style:normal;background:linear-gradient(100deg,#8ff3e1 0%,#bfe6ff 50%,#7fc4ff 100%);
  background-size:200% 100%;-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;animation:emFlow 8s linear infinite}
@keyframes emFlow{to{background-position:200% 50%}}
.hero .sub{margin:20px 0 0;font-size:20px;font-weight:600;color:rgba(255,255,255,.94);letter-spacing:4px}
.hero .lead{margin:14px auto 0;font-size:15.5px;color:rgba(214,229,255,.78);max-width:640px;line-height:1.95}
.hero .acts{display:flex;gap:14px;margin-top:40px;justify-content:center;flex-wrap:wrap}
.btn.w{background:#fff;color:var(--brand-d);box-shadow:0 18px 36px -14px rgba(0,0,0,.6)}
.btn.w:hover{transform:translateY(-2px)}
.btn.w svg{transition:transform .25s var(--ease)}
.btn.w:hover svg{transform:translateX(3px)}
.btn.o{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.34);backdrop-filter:blur(6px)}
.btn.o:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.7)}

/* 首屏入场 */
@keyframes up{from{opacity:0;transform:translateY(22px);filter:blur(8px)}to{opacity:1;transform:none;filter:none}}
.hero .tagline{animation:up .8s var(--ease) .05s both}
.hero h1{animation:up 1s var(--ease) .16s both}
.hero .sub{animation:up .9s var(--ease) .34s both}
.hero .lead{animation:up .9s var(--ease) .48s both}
.hero .acts{animation:up .9s var(--ease) .62s both}

/* 首屏指标条 */
.hero-metrics{position:relative;z-index:2;border-top:1px solid rgba(255,255,255,.12);background:rgba(7,18,38,.45);backdrop-filter:blur(10px)}
.hero-metrics .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.hero-metrics .wrap>div{padding:26px 12px;text-align:center;position:relative}
.hero-metrics .wrap>div+div::before{content:"";position:absolute;left:0;top:28%;bottom:28%;width:1px;background:rgba(255,255,255,.14)}
.hero-metrics b{display:block;font-family:var(--num);font-size:34px;font-weight:700;color:#fff;letter-spacing:-.5px;line-height:1.15;font-variant-numeric:tabular-nums}
.hero-metrics span{display:block;font-size:12.5px;color:rgba(214,229,255,.72);margin-top:6px}

/* ---------- 区块通用 ---------- */
.sec{padding:96px 0}
.sec.sec-tight{padding-top:56px}
/* 首页底部引导：上下留白对称，引导条在区块内垂直居中；与页脚之间不再额外留白 */
.sec.sec-cta{padding:80px 0}
.pg-home footer{margin-top:0}
.sec.alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-tail{padding-bottom:24px}
.sec-hd{margin-bottom:44px;max-width:760px}
.sec-hd .kb{display:inline-flex;align-items:center;gap:8px;font-size:11.5px;font-weight:700;letter-spacing:2.2px;color:var(--brand);text-transform:uppercase;margin-bottom:14px}
.sec-hd .kb::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad-sky)}
.sec-hd h2{font-size:36px;line-height:1.25;letter-spacing:-.6px;font-weight:850;color:var(--ink)}
.sec-hd p{margin-top:12px;color:var(--ink3);font-size:15px;line-height:1.85}

/* ---------- 卡片通用（服务 / 能力 / 优势 / 规则 / 流程） ---------- */
.svc{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.svc a,.cap>div,.adv>div,.tk-flow .st{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);
  transition:transform .3s var(--ease),box-shadow .3s,border-color .3s;overflow:hidden}
.svc a:hover,.cap>div:hover,.adv>div:not(.wide):hover,.tk-flow .st:hover{transform:translateY(-5px);box-shadow:var(--sh-3);border-color:var(--brand-l2)}
.ic{display:grid;place-items:center;color:var(--brand)}
.svc a{display:flex;flex-direction:column;padding:30px 24px 24px}
.svc a::before{content:"";position:absolute;inset:0 0 auto;height:3px;background:var(--grad-sky);transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease)}
.svc a:hover::before{transform:scaleX(1)}
.svc .no{position:absolute;right:22px;top:20px;font-family:var(--num);font-size:13px;font-weight:700;color:var(--ink4);letter-spacing:1px}
.svc .ic{width:50px;height:50px;border-radius:14px;margin-bottom:20px;background:var(--brand-l);transition:background .3s,color .3s}
.svc a:hover .ic{background:var(--brand);color:#fff}
.svc h3{font-size:17px;font-weight:750;display:flex;align-items:center;gap:7px;flex-wrap:wrap;line-height:1.45}
.badge{font-size:11px;font-weight:650;color:var(--amber-d);background:var(--amber-l);border:1px solid var(--amber-b);padding:0 8px;border-radius:999px;line-height:20px}
.badge.live{color:var(--jade-d);background:var(--jade-l);border-color:#bfeee3}
.svc p{margin-top:10px;font-size:13.5px;color:var(--ink3);line-height:1.8;flex:1}
.svc .go{margin-top:20px;padding-top:16px;border-top:1px dashed var(--line);font-size:13.5px;font-weight:650;color:var(--brand);display:flex;align-items:center;gap:6px}
.svc .go span{transition:transform .3s var(--ease)}
.svc a:hover .go span{transform:translateX(4px)}

.cap{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.cap>div,.adv>div{padding:28px 24px}
.cap .ic,.adv .ic{width:46px;height:46px;border-radius:13px;margin-bottom:18px;background:linear-gradient(140deg,var(--brand-l),#e4f6ff)}
.cap h4,.adv h4{font-size:16.5px;font-weight:750}
.cap p,.adv p{font-size:13.5px;color:var(--ink3);margin-top:8px;line-height:1.8}

/* ---------- 词元服务网络 ---------- */
.net{position:relative;overflow:hidden;padding:88px 0;background:linear-gradient(160deg,var(--night2) 0%,var(--night) 100%);color:#fff}
.net-bg{position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(600px 300px at 15% 0%,rgba(63,169,255,.28),transparent 70%),radial-gradient(500px 300px at 90% 100%,rgba(18,179,154,.22),transparent 70%)}
.net-bg::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(170,210,255,.22) 1px,transparent 1px);background-size:22px 22px;
  -webkit-mask-image:linear-gradient(180deg,#000,transparent);mask-image:linear-gradient(180deg,#000,transparent)}
.net .wrap{position:relative}
.net .sec-hd h2{color:#fff}
.net .sec-hd p{color:rgba(214,229,255,.75)}
.net .sec-hd .kb{color:#7cc8ff}
.nums{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.nums>div{padding:28px 14px;text-align:center;border-radius:var(--r-l);background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);transition:background .3s,border-color .3s,transform .3s var(--ease)}
.nums>div:hover{background:rgba(255,255,255,.08);border-color:rgba(124,200,255,.4);transform:translateY(-3px)}
.nums b{display:block;font-family:var(--num);font-size:38px;font-weight:700;color:#fff;letter-spacing:-.6px;line-height:1.15;font-variant-numeric:tabular-nums}
.nums span{display:block;font-size:12.5px;color:rgba(214,229,255,.72);margin-top:8px}

/* ---------- 行业应用 ---------- */
.apps2{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.apps2 a{display:flex;align-items:stretch;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);overflow:hidden;
  transition:transform .3s var(--ease),box-shadow .3s,border-color .3s}
.apps2 a:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:var(--brand-l2)}
.apps2 .thumb{flex:0 0 116px;width:116px;height:174px;position:relative;overflow:hidden;background:#e9eef6;display:block}
.apps2 .thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.apps2 a:hover .thumb img{transform:scale(1.06)}
.apps2 .thumb i{position:absolute;left:8px;top:8px;z-index:2;font-style:normal;font-family:var(--num);font-size:10.5px;font-weight:700;color:#fff;
  letter-spacing:.6px;background:rgba(7,18,38,.55);backdrop-filter:blur(6px);padding:2px 7px;border-radius:6px}
.apps2 .tx{padding:18px 20px;flex:1;display:flex;flex-direction:column;justify-content:center}
.apps2 h4{font-size:16px;font-weight:750}
.apps2 p{font-size:12.5px;color:var(--ink3);margin-top:7px;line-height:1.75;text-wrap:pretty}

/* ---------- 接入模型 ---------- */
.logos{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.logos>div{background:var(--surface2);border:1px solid var(--line);border-radius:var(--r-l);padding:22px;display:flex;align-items:center;gap:14px;transition:background .25s,border-color .25s,box-shadow .25s}
.logos>div:hover{background:#fff;border-color:var(--brand-l2);box-shadow:var(--sh-2)}
.logos img{width:38px;height:38px;object-fit:contain}
.logos b{display:block;font-size:15px;font-weight:700}
.logos small{display:block;font-size:11.5px;color:var(--ink3);margin-top:2px}

/* ---------- CTA ---------- */
.cta{position:relative;overflow:hidden;isolation:isolate;border-radius:var(--r-xl);padding:52px 56px;display:flex;align-items:center;justify-content:space-between;gap:36px;
  background:linear-gradient(120deg,var(--brand-dd) 0%,var(--brand) 55%,#2d8cff 100%);color:#fff;box-shadow:0 30px 60px -30px rgba(21,89,237,.7)}
.cta::before{content:"";position:absolute;inset:0;z-index:-1;background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:40px 40px;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 60%);mask-image:linear-gradient(90deg,transparent,#000 60%)}
.cta::after{content:"";position:absolute;right:-80px;top:-120px;width:360px;height:360px;border-radius:50%;z-index:-1;background:radial-gradient(circle,rgba(34,195,238,.5),transparent 70%)}
.cta h3{font-size:27px;font-weight:800;letter-spacing:-.3px}
.cta p{color:rgba(255,255,255,.82);font-size:14.5px;margin-top:8px;max-width:620px}
.cta-acts{display:flex;gap:12px;flex-wrap:wrap;flex-shrink:0}
.cta .btn{background:#fff;color:var(--brand-d)}
.cta .btn:hover{transform:translateY(-2px);box-shadow:0 14px 26px -12px rgba(0,0,0,.45)}
.cta .btn.g{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.cta .btn.g:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}

/* ---------- 内页页头 ---------- */
.pg-hd{position:relative;overflow:hidden;isolation:isolate;border-bottom:1px solid var(--line);
  background:radial-gradient(900px 340px at 85% -10%,rgba(63,169,255,.16),transparent 70%),linear-gradient(180deg,#eef3fc,#f8fafd)}
.pg-hd::before{content:"";position:absolute;inset:0;z-index:-1;background-image:linear-gradient(rgba(21,89,237,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(21,89,237,.05) 1px,transparent 1px);background-size:40px 40px;
  -webkit-mask-image:radial-gradient(ellipse 60% 90% at 70% 0%,#000 10%,transparent 80%);mask-image:radial-gradient(ellipse 60% 90% at 70% 0%,#000 10%,transparent 80%)}
.pg-hd .wrap{padding-top:52px;padding-bottom:44px}
.pg-hd-sm .wrap{padding-bottom:36px}
.crumb{font-size:13px;color:var(--ink3);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.crumb a:hover{color:var(--brand)}
.crumb span{color:var(--ink4)}
.pg-hd h1{font-size:38px;font-weight:850;margin-top:12px;letter-spacing:-.6px;line-height:1.25}
.pg-hd .desc{margin-top:12px;color:var(--ink2);font-size:15px;max-width:780px;line-height:1.9}
.pg-hd .desc b{color:var(--ink);font-weight:700}
.pg-stats{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap}
.pg-stats div{font-size:12.5px;color:var(--ink3);padding:12px 18px;background:rgba(255,255,255,.75);border:1px solid var(--line);border-radius:var(--r);backdrop-filter:blur(6px)}
.pg-stats b{display:block;font-size:20px;color:var(--brand-d);font-weight:800;line-height:1.35;letter-spacing:-.2px}
.pg-hd .crumb{animation:up .6s var(--ease) both}
.pg-hd h1{animation:up .8s var(--ease) .08s both}
.pg-hd .desc{animation:up .8s var(--ease) .2s both}
.pg-hd .pg-stats{animation:up .8s var(--ease) .32s both}

/* ---------- 通用卡片 ---------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);box-shadow:var(--sh-1)}
.card>.chd{padding:20px 28px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px}
.card>.chd.chd-sm{padding:18px 24px}
.card>.chd h3{font-size:16.5px;font-weight:750}
.card>.chd.chd-sm h3{font-size:15px}
.card>.chd>span:not(.no){margin-left:auto;font-size:12.5px;color:var(--ink3)}
.card>.chd .no{width:26px;height:26px;border-radius:8px;background:var(--grad);color:#fff;font-family:var(--num);font-size:13px;font-weight:700;display:grid;place-items:center}
.card>.cb{padding:24px 28px 28px}
.disc{margin-top:24px;font-size:12.5px;color:var(--ink3);line-height:1.9;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px 22px}
.disc b{color:var(--ink2)}

/* ---------- 词元政策 ---------- */
.pol-wrap{padding-top:34px;padding-bottom:26px}
.notice{display:flex;gap:14px;align-items:flex-start;background:linear-gradient(100deg,var(--amber-l),#fffdf8 70%);border:1px solid var(--amber-b);border-radius:var(--r);padding:18px 22px}
.notice .ic{width:34px;height:34px;border-radius:10px;background:#fff;color:var(--amber);border:1px solid var(--amber-b)}
.notice b{font-size:14.5px;font-weight:700;color:#7a4f00}
.notice p{font-size:13px;color:#7a6440;margin-top:4px;line-height:1.8}
.filters{display:flex;flex-direction:column;gap:12px;margin:24px 0 20px;padding:18px 20px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r)}
.frow{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.frow .lb{font-size:12.5px;color:var(--ink3);width:36px;flex-shrink:0;font-weight:650}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;height:32px;padding:0 15px;border-radius:999px;border:1px solid var(--line2);background:#fff;font-size:13px;color:var(--ink2);cursor:pointer;transition:all .2s}
.chip:hover{border-color:var(--brand);color:var(--brand)}
.chip.on{background:var(--ink);border-color:var(--ink);color:#fff;font-weight:600}
.sbox{margin-left:auto;position:relative}
.sbox input{width:260px;height:38px;border-radius:999px;border:1px solid var(--line2);padding:0 16px 0 38px;font-size:13.5px;background:var(--surface2);outline:none;transition:.2s}
.sbox input:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px var(--brand-l)}
.sbox svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);pointer-events:none;color:var(--ink4)}
.pol{display:flex;flex-direction:column;gap:12px}
.pol article{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px 26px 20px 30px;transition:border-color .25s,box-shadow .25s}
.pol article::before{content:"";position:absolute;left:0;top:22px;bottom:22px;width:3px;border-radius:0 3px 3px 0;background:var(--line2);transition:background .25s}
.pol article:hover{border-color:var(--brand-l2);box-shadow:var(--sh-2)}
.pol article:hover::before{background:var(--brand)}
.pol .top,.art-tags{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.lv{font-size:11.5px;font-weight:700;padding:1px 9px;border-radius:6px;line-height:20px}
.lv.gj{color:#b03a2e;background:#fdeeea;border:1px solid #f6d3ca}
.lv.qh{color:var(--brand-d);background:var(--brand-l);border:1px solid var(--brand-l2)}
.lv.xn{color:var(--jade-d);background:var(--jade-l);border:1px solid #c0ede2}
.tp{font-size:11.5px;font-weight:600;color:var(--ink3);background:#f2f5fa;border:1px solid var(--line);padding:1px 9px;border-radius:6px;line-height:20px}
.warn{font-size:11.5px;color:var(--amber-d);background:var(--amber-l);border:1px solid var(--amber-b);padding:1px 8px;border-radius:6px;font-weight:600;line-height:20px}
.pol .dt{font-size:12.5px;color:var(--ink3);margin-left:auto;font-family:var(--num);font-variant-numeric:tabular-nums}
.pol h3{font-size:17px;font-weight:750;line-height:1.55}
.pol h3 a:hover{color:var(--brand)}
.pol .sm{margin-top:8px;font-size:13.5px;color:var(--ink2);line-height:1.85}
.pol .ft{display:flex;align-items:center;gap:16px;margin-top:14px;padding-top:14px;border-top:1px dashed var(--line);flex-wrap:wrap}
.pol .org{font-size:12.5px;color:var(--ink3)}
.pol .org b{color:var(--ink2);font-weight:600}
.pol .lks{margin-left:auto;display:flex;gap:16px}
.lk{font-size:13px;font-weight:650;color:var(--brand);display:inline-flex;align-items:center;gap:4px}
.lk:hover{text-decoration:underline;text-underline-offset:3px}
.empty{background:var(--surface);border:1px dashed var(--line2);border-radius:var(--r-l);padding:56px 26px;text-align:center}
.empty h3{font-size:18px;font-weight:750}
.empty p{margin-top:8px;color:var(--ink3);font-size:14px}

/* 政策正文 */
.art-title{font-size:30px!important;line-height:1.4!important}
.art-meta{margin-top:12px;font-size:13px;color:var(--ink3);display:flex;gap:18px;flex-wrap:wrap}
.art-meta b{color:var(--ink2);font-weight:600}
.art-wrap{padding-top:30px;padding-bottom:20px;max-width:920px}
.art{padding:34px 40px}
.art-sum{background:var(--surface2);border:1px solid var(--line);border-radius:var(--r);padding:16px 20px;margin-bottom:24px}
.art-sum b{font-size:13px;color:var(--brand-d)}
.art-sum p{font-size:14px;color:var(--ink2);margin-top:6px;line-height:1.9}
.art-body{font-size:15px;color:var(--ink2);line-height:2}
.art-body>*+*{margin-top:14px}
.art-body h2,.art-body h3,.art-body h4{color:var(--ink);line-height:1.5;margin-top:26px}
.art-body h2{font-size:20px}.art-body h3{font-size:18px}.art-body h4{font-size:16px}
.art-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.art-body ul,.art-body ol{padding-left:22px}
.art-body blockquote{border-left:3px solid var(--brand-l2);padding:4px 16px;color:var(--ink3);background:var(--surface2);border-radius:0 8px 8px 0}
.art-body img{border-radius:var(--r);margin:10px auto;height:auto}
.art-body table{width:100%;border-collapse:collapse;font-size:14px}
.art-body th,.art-body td{border:1px solid var(--line);padding:8px 12px;text-align:left}
.art-body th{background:var(--surface2)}
.art-ft{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px;padding-top:22px;border-top:1px solid var(--line)}

/* ---------- 大模型超市 ---------- */
.mk-live{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:26px;padding:12px 18px;background:var(--surface);border:1px solid var(--line);border-radius:999px;box-shadow:var(--sh-1)}
.mk-live .dot{width:8px;height:8px;border-radius:50%;background:var(--jade);position:relative}
.mk-live .dot::after{content:"";position:absolute;inset:-5px;border-radius:50%;border:1px solid rgba(18,179,154,.6);animation:ping 1.9s ease-out infinite}
@keyframes ping{0%{transform:scale(.55);opacity:1}100%{transform:scale(1.9);opacity:0}}
.mk-live .t{font-size:13.5px;font-weight:700}
.mk-live .clk{font-family:var(--num);font-size:13px;color:var(--brand-d);font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:.4px}
.mk-live .src{margin-left:auto;font-size:12.5px;color:var(--ink3)}
.mk-sum{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:22px}
.mk-sum>div{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:20px 22px;overflow:hidden}
.mk-sum>div::after{content:"";position:absolute;right:-30px;bottom:-30px;width:110px;height:110px;border-radius:50%;background:radial-gradient(circle,var(--brand-l),transparent 70%)}
.mk-sum .lb{display:block;font-size:12.5px;color:var(--ink3)}
.mk-sum b{display:inline-block;font-family:var(--num);font-size:34px;font-weight:700;color:var(--brand-d);line-height:1.2;letter-spacing:-.8px;margin-top:6px;font-variant-numeric:tabular-nums}
.mk-sum i{font-size:14px;font-style:normal;font-weight:700;margin-left:3px;color:var(--brand-d)}
.mk-sum .sub{display:block;font-size:12px;color:var(--ink3);margin-top:4px;position:relative;z-index:1}
.mk-tip{display:flex;gap:14px;align-items:flex-start;margin-bottom:22px;background:linear-gradient(100deg,var(--amber-l),#fffdf8 62%);border:1px solid var(--amber-b);border-radius:var(--r);padding:16px 20px}
.mk-tip .ic{width:34px;height:34px;border-radius:10px;background:#fff;color:var(--amber);border:1px solid var(--amber-b)}
.mk-tip b{font-size:14px;font-weight:700;color:#7a4f00;display:block}
.mk-tip p{font-size:13px;color:#7a6440;line-height:1.85;margin-top:4px}
.mk-tip p b{display:inline;color:#7a4f00;font-size:inherit}
.mk-tip a{color:var(--brand-d);font-weight:700;margin-left:4px}
.mk-tip a:hover{text-decoration:underline;text-underline-offset:3px}
.mk-bar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.mk-fs{display:flex;gap:6px;flex-wrap:wrap}
.mk-f{height:34px;padding:0 13px;border:1px solid var(--line2);border-radius:999px;background:#fff;font-size:13px;color:var(--ink2);cursor:pointer;transition:.18s;display:inline-flex;align-items:center}
.mk-f:hover{border-color:var(--brand);color:var(--brand)}
.mk-f.on{background:var(--ink);border-color:var(--ink);color:#fff;font-weight:600}
.mk-f i{font-style:normal;font-family:var(--num);font-size:11.5px;margin-left:6px;opacity:.6}
.mk-sort{height:34px;border:1px solid var(--line2);border-radius:999px;background:#fff;font-size:13px;color:var(--ink2);padding:0 12px;cursor:pointer;outline:none}
.mk-sort:focus{border-color:var(--brand)}
.mk-bar .sbox input{height:34px}
.mk-cnt{font-size:12.5px;color:var(--ink3);margin-bottom:16px}
.mk-cnt b{color:var(--brand);font-weight:700}
.mk-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.mk-c{position:relative;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:20px 20px 18px;transition:transform .26s var(--ease),box-shadow .26s,border-color .26s}
.mk-c:hover{border-color:var(--brand-l2);box-shadow:var(--sh-3);transform:translateY(-4px)}
.mk-c.hot{border-color:#fbd9bf;background:linear-gradient(180deg,#fff8f2,#fff 46%)}
.mk-c .tp{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:12px;background:none;border:0;padding:0}
.mk-c .vn{font-size:11.5px;font-weight:700;color:var(--brand-d);background:var(--brand-l);border-radius:6px;padding:2px 8px;line-height:18px}
.mk-c .rs{font-size:11.5px;font-weight:600;color:var(--amber-d);background:var(--amber-l);border:1px solid var(--amber-b);border-radius:6px;padding:1px 7px;line-height:18px}
.mk-c .rs.y{color:var(--jade-d);background:var(--jade-l);border-color:#c0ede2}
.mk-c .ct{font-size:11.5px;color:var(--ink3);background:#f3f6fb;border:1px solid var(--line);border-radius:6px;padding:1px 7px;line-height:18px}
.mk-c .hot-b{margin-left:auto;font-size:10.5px;font-weight:700;color:#fff;letter-spacing:.5px;background:linear-gradient(135deg,#ff8a3d,#d9480f);border-radius:6px;padding:2px 8px}
.mk-c .nm{font-size:15px;font-weight:750;line-height:1.5;word-break:break-word;min-height:45px}
.mk-c .nm em{font-style:normal;font-size:12px;color:var(--ink3);font-weight:500}
.mk-pz{display:flex;align-items:flex-end;gap:12px;margin-top:8px;padding-top:14px;border-top:1px dashed var(--line)}
.mk-pz .big{display:flex;align-items:baseline;gap:2px;color:var(--brand-d)}
.mk-c.hot .mk-pz .big{color:#d9480f}
.mk-pz .big b{font-family:var(--num);font-size:42px;font-weight:700;line-height:1;letter-spacing:-1.6px;font-variant-numeric:tabular-nums}
.mk-pz .big i{font-size:15px;font-style:normal;font-weight:700}
.mk-pz .big.q b{font-family:var(--font);font-size:22px;letter-spacing:0;font-weight:800}
.mk-pz .bst{margin-left:auto;text-align:right;padding-bottom:3px}
.mk-pz .dz{display:block;font-family:var(--num);font-size:19px;font-weight:700;color:#d9480f;line-height:1.25}
.mk-pz .dz s{font-size:11.5px;color:var(--ink3);text-decoration:none;margin-left:2px}
.mk-pz .save{display:block;font-size:11.5px;color:var(--ink3);margin-top:3px}
.mk-pz .save b{color:var(--ink2);font-weight:700}
.mk-cmp{margin-top:14px;display:flex;flex-direction:column;gap:7px}
.mk-cmp .row{display:flex;align-items:center;gap:10px;font-size:11.5px;color:var(--ink3)}
.mk-cmp .lb{width:64px;flex-shrink:0}
.mk-cmp .bar{flex:1;height:7px;border-radius:7px;background:#eff3f9;overflow:hidden}
.mk-cmp .bar i{display:block;height:100%;width:0;border-radius:7px;background:#c8d4e6;transition:width 1s var(--ease)}
.mk-cmp .row.now .bar i{background:var(--grad-sky)}
.mk-c.hot .mk-cmp .row.now .bar i{background:linear-gradient(90deg,#ffb300,#d9480f)}
.mk-cmp .vl{width:46px;text-align:right;font-family:var(--num);font-weight:700;color:var(--ink2)}
.mk-cmp .row.now .vl{color:var(--brand-d)}
.mk-c.hot .mk-cmp .row.now .vl{color:#d9480f}
.mk-c .go{display:inline-flex;align-items:center;gap:5px;margin-top:auto;padding-top:14px;font-size:13px;font-weight:700;color:var(--brand)}
.mk-c .go:hover{text-decoration:underline;text-underline-offset:3px}
.mk-nodata{grid-column:1/-1;text-align:center;padding:56px 20px;color:var(--ink3);font-size:14px;background:var(--surface);border:1px dashed var(--line2);border-radius:var(--r-l)}
.mk-nodata a{color:var(--brand);font-weight:700}

/* ---------- 企业入驻表单 ---------- */
.reg-grid{display:grid;grid-template-columns:1fr 320px;gap:24px;align-items:start;margin:30px 0 20px}
.reg-card+.reg-card{margin-top:20px}
.sec-title{font-size:14.5px;font-weight:700;color:var(--ink);margin:0 0 14px;display:flex;align-items:center;gap:9px;padding:0}
.sec-title::before{content:"";width:3px;height:15px;border-radius:2px;background:var(--grad-sky)}
fieldset.f+fieldset.f,fieldset.f+.f{margin-top:28px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px 22px}
.f{display:flex;flex-direction:column;gap:7px}
.f.full{grid-column:1/-1}
.f>label:not(.sec-title){font-size:13.5px;font-weight:600;color:var(--ink2)}
.f>label i{color:var(--rose);font-style:normal;margin-left:2px}
.f input[type=text],.f input[type=tel],.f select,.f textarea{height:44px;border:1px solid var(--line2);border-radius:10px;padding:0 13px;font-size:14px;background:var(--surface2);outline:none;transition:.2s;width:100%}
.f textarea{height:auto;padding:11px 13px;resize:vertical;min-height:96px;line-height:1.75}
.f input:focus,.f select:focus,.f textarea:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px var(--brand-l)}
.f .hint{font-size:12px;color:var(--ink3)}
.f .err{display:none;font-size:12px;color:var(--rose)}
.f.bad input,.f.bad select,.f.bad textarea{border-color:var(--rose);background:var(--rose-l)}
.f.bad>label{color:#c0342b}
.f.bad .err{display:block}
.f.bad .hint{display:none}
.opts{display:flex;flex-wrap:wrap;gap:9px}
.opt{display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 15px;border:1px solid var(--line2);border-radius:10px;background:var(--surface2);cursor:pointer;font-size:13.5px;color:var(--ink2);transition:.18s;user-select:none}
.opt:hover{border-color:var(--brand);color:var(--brand);background:#fff}
.opt:has(input:checked){border-color:var(--brand);background:var(--brand-l);color:var(--brand-d);font-weight:600}
.opt input,.agree input{appearance:none;-webkit-appearance:none;width:16px;height:16px;border:1.5px solid var(--line2);border-radius:4px;background:#fff;position:relative;cursor:pointer;flex-shrink:0;transition:.18s;margin:0}
.opt input[type=radio]{border-radius:50%}
.opt input:checked,.agree input:checked{background:var(--brand);border-color:var(--brand)}
.opt input:checked::after,.agree input:checked::after{content:"";position:absolute;left:4.5px;top:1.5px;width:4px;height:8px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(43deg)}
.opt input[type=radio]:checked::after{left:4px;top:4px;width:5px;height:5px;border-radius:50%;background:#fff;border:0;transform:none}
.opt input:focus-visible,.agree input:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.oth{display:none;margin-top:10px}
.oth.show{display:block}
.oth input,.disc-in input{height:42px;border:1px solid var(--line2);border-radius:10px;padding:0 13px;font-size:14px;background:var(--surface2);outline:none;width:100%}
.oth input:focus,.disc-in input:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px var(--brand-l)}
.disc-in{display:flex;align-items:center;gap:9px;margin-top:12px;font-size:13.5px;color:var(--ink2)}
.disc-in input{width:100px}
.agree{display:flex;gap:10px;align-items:flex-start;margin-top:26px;font-size:13px;color:var(--ink2);line-height:1.75;cursor:pointer}
.agree input{margin-top:3px;width:17px;height:17px}
.agree-err{display:block;color:var(--rose);font-size:12px;margin-top:6px}
.form-ft{display:flex;gap:12px;align-items:center;margin-top:26px;padding-top:24px;border-top:1px solid var(--line);flex-wrap:wrap}
.form-ft .note{font-size:12.5px;color:var(--ink3);margin-left:auto}
.sub-err{display:flex;gap:11px;align-items:flex-start;background:var(--rose-l);border:1px solid #f3cdc8;border-radius:var(--r);padding:14px 16px;margin-top:18px}
.sub-err .ic{color:var(--rose);margin-top:1px}
.sub-err b{font-size:14px;color:#a8281d}
.sub-err p{font-size:13px;color:#8a4a43;line-height:1.7;margin:4px 0 10px}

.side{display:flex;flex-direction:column;gap:16px;position:sticky;top:90px}
.side .card>.cb{padding:20px 24px}
.side-tip{font-size:13px;color:var(--ink3);line-height:1.8}
.prog .bar{height:7px;border-radius:7px;background:#edf1f8;overflow:hidden}
.prog .bar i{display:block;height:100%;width:0;border-radius:7px;background:var(--grad-sky);transition:width .35s var(--ease)}
.prog .tx{display:flex;justify-content:space-between;font-size:12.5px;color:var(--ink3);margin-top:9px}
.prog .tx b{color:var(--brand);font-weight:700;font-family:var(--num)}
.ben{display:flex;flex-direction:column;gap:16px}
.ben>div{display:flex;gap:12px;align-items:flex-start}
.ben .ic{width:32px;height:32px;border-radius:9px;background:var(--brand-l)}
.ben b{display:block;font-size:13.5px;font-weight:700}
.ben p{font-size:12.5px;color:var(--ink3);margin-top:2px;line-height:1.7}
.q-form{display:flex;gap:8px;margin-top:12px}
.q-form input{flex:1;min-width:0;height:38px;border:1px solid var(--line2);border-radius:999px;padding:0 14px;font-size:13px;background:var(--surface2);outline:none;text-transform:uppercase}
.q-form input:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px var(--brand-l)}
.q-form .btn{height:38px;background:var(--ink);color:#fff}
.q-form .btn:hover{background:var(--brand)}
.q-res{display:none;margin-top:12px;border-radius:10px;padding:12px 14px;font-size:13px;line-height:1.75}
.q-res.show{display:block;background:var(--surface2);border:1px solid var(--line);color:var(--ink3)}
.q-res.ok{display:block;background:#f0fbf7;border:1px solid #bfe9d9;color:#12563c}
.q-res.warn{display:block;background:var(--amber-l);border:1px solid var(--amber-b);color:#7a4f00}
.q-res b{font-size:14px}
.q-res p{margin-top:4px}
.help{position:relative;overflow:hidden;isolation:isolate;border-radius:var(--r-l);padding:24px;color:#fff;background:linear-gradient(150deg,var(--night2),var(--brand-dd))}
.help::before{content:"";position:absolute;right:-60px;top:-60px;width:200px;height:200px;border-radius:50%;z-index:-1;background:radial-gradient(circle,rgba(63,169,255,.5),transparent 70%)}
.help b{font-size:15px;font-weight:700}
.help p{font-size:12.5px;color:rgba(214,229,255,.8);margin-top:8px;line-height:1.8}
.help .ln{margin:14px 0;padding-top:14px;border-top:1px solid rgba(255,255,255,.16);font-size:14px;font-weight:600}
.help .ln span{display:block;color:rgba(214,229,255,.65);font-size:12px;font-weight:400}

.done{text-align:center;padding:56px 30px;margin-bottom:40px;animation:up .5s var(--ease) both}
.done>.ic{width:76px;height:76px;border-radius:50%;margin:0 auto 22px;color:#fff;background:linear-gradient(135deg,var(--jade),var(--brand));box-shadow:0 18px 36px -16px rgba(18,179,154,.8)}
.done h3{font-size:24px;font-weight:800}
.done>p{margin-top:10px;color:var(--ink2);font-size:14.5px;line-height:1.85}
.no-box{display:inline-block;margin-top:22px;padding:14px 28px;border-radius:var(--r);background:var(--brand-l);border:1px dashed #b7cdfa}
.no-box span{font-size:12.5px;color:var(--ink3);display:block}
.no-box b{font-family:var(--num);font-size:22px;color:var(--brand-d);letter-spacing:1.6px;font-weight:700}
.src-note{display:block;font-size:12.5px;color:var(--jade-d);margin-top:10px}
.summary{margin-top:24px;text-align:left}
.summary textarea{width:100%;height:200px;border:1px solid var(--line2);border-radius:var(--r);padding:14px 16px;font-size:13px;line-height:1.85;background:var(--surface2);resize:vertical;outline:none;color:var(--ink2)}
.summary .row{display:flex;gap:12px;align-items:center;margin-top:12px;flex-wrap:wrap}
.summary .note{font-size:12.5px;color:var(--ink3)}
.done .acts{display:flex;gap:12px;justify-content:center;margin-top:26px;flex-wrap:wrap}

/* ---------- 关于平台 ---------- */
.about-card>.chd{padding:20px 30px}
.about-txt{padding:28px 34px!important}
.about-txt p{font-size:14.5px;color:var(--ink2);line-height:2.05;max-width:900px}
.about-txt p+p{margin-top:14px}
.about-txt b{color:var(--ink)}
.adv{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.adv .wide{grid-column:1/-1;display:flex;align-items:center;gap:24px;flex-wrap:wrap;background:linear-gradient(115deg,var(--brand-l),#fff 60%);border-color:var(--brand-l2)}
.adv .wide .ic{margin-bottom:0;background:#fff;box-shadow:var(--sh-2)}
.wide-tx{flex:1;min-width:240px}
.adv .wide p{margin-top:4px}
.tags{display:flex;gap:8px;flex-wrap:wrap}
.tags span{font-size:13px;font-weight:600;color:var(--brand-d);background:#fff;border:1px solid var(--brand-l2);border-radius:999px;padding:7px 15px}

/* ---------- 词元交易 ---------- */
.tk-gate{display:flex;gap:16px;align-items:flex-start;margin-top:32px;padding:22px 24px;border-radius:var(--r-l);background:linear-gradient(110deg,var(--amber-l),#fffdf8 70%);border:1px solid var(--amber-b)}
.tk-gate .ic{flex:0 0 42px;width:42px;height:42px;border-radius:12px;background:#fff;color:var(--amber);border:1px solid var(--amber-b)}
.tk-gate b{display:block;font-size:15.5px;color:#7a4f00;line-height:1.6}
.tk-gate p{font-size:13.5px;color:#7a6440;line-height:1.9;margin-top:6px}
.tk-gate a{color:var(--amber-d);font-weight:700;margin-left:4px;text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--amber-b)}
.tk-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;list-style:none;counter-reset:none}
.tk-flow .st{padding:26px 22px 24px}
.tk-flow .st .n{position:absolute;right:18px;top:12px;font-family:var(--num);font-size:30px;font-weight:700;color:#eef3fb;letter-spacing:-1px}
.tk-flow .st .ic{width:46px;height:46px;border-radius:13px;background:var(--brand-l)}
.tk-flow .st .who{display:inline-block;margin-top:16px;font-size:11.5px;font-weight:700;color:var(--brand);background:var(--brand-l);border:1px solid var(--brand-l2);border-radius:999px;padding:0 9px;line-height:20px}
.tk-flow .st.gate .ic{background:var(--amber-l);color:var(--amber)}
.tk-flow .st.gate .who{color:var(--amber-d);background:var(--amber-l);border-color:var(--amber-b)}
.tk-flow .st h4{font-size:16px;font-weight:750;margin-top:10px}
.tk-flow .st p{font-size:13px;color:var(--ink3);line-height:1.8;margin-top:8px}
.tk-flow .st .pips{display:flex;gap:5px;margin-top:16px}
.tk-flow .st .pips i{width:20px;height:4px;border-radius:4px;background:#e8eef8}
.tk-flow .st .pips i.on{background:var(--grad-sky)}
.tk-login{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:start}
.tk-win{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);box-shadow:var(--sh-3);overflow:hidden}
.tk-win .bar{display:flex;align-items:center;gap:7px;padding:12px 16px;background:var(--surface2);border-bottom:1px solid var(--line)}
.tk-win .bar i{width:10px;height:10px;border-radius:50%;background:#dfe6f1}
.tk-win .bar i:nth-child(1){background:#ff8f86}.tk-win .bar i:nth-child(2){background:#ffc65c}.tk-win .bar i:nth-child(3){background:#41d39b}
.tk-win .bar span{margin-left:10px;font-size:11.5px;color:var(--ink3);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:#fff;border:1px solid var(--line);border-radius:999px;padding:1px 12px}
.tk-win .body{padding:30px 32px 28px}
.tk-win h4{font-size:19px;font-weight:800}
.tk-win .tip{font-size:12.5px;color:var(--ink3);line-height:1.8;margin-top:6px}
.tk-f{margin-top:18px}
.tk-f label{display:block;font-size:13px;font-weight:600;color:var(--ink2);margin-bottom:8px}
.tk-f .in{position:relative}
.tk-f .in svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--ink4)}
.tk-f input{width:100%;height:46px;padding:0 14px 0 40px;border:1px solid var(--line2);border-radius:12px;font-size:14px;background:var(--surface2);transition:.2s;outline:none}
.tk-f input:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px var(--brand-l)}
.tk-f.bad label{color:#c0342b}
.tk-f.bad input{border-color:var(--rose);background:var(--rose-l)}
.tk-btn{width:100%;height:48px;margin-top:22px;border:0;border-radius:12px;cursor:pointer;font-size:15px;font-weight:700;color:#fff;background:var(--grad);
  display:flex;align-items:center;justify-content:center;gap:8px;box-shadow:0 14px 26px -14px rgba(21,89,237,.85);transition:transform .2s,box-shadow .2s}
.tk-btn:hover{transform:translateY(-2px);box-shadow:0 18px 30px -14px rgba(21,89,237,.9)}
.tk-btn[disabled]{opacity:.7;cursor:progress;transform:none}
.tk-win .note{margin-top:14px;font-size:12px;color:var(--ink3);line-height:1.8;text-align:center}
.tk-alert{display:none;margin-top:16px;padding:12px 15px;border-radius:11px;font-size:13px;line-height:1.75;background:var(--amber-l);border:1px solid var(--amber-b);color:#7a4f00}
.tk-alert.show{display:block}
.tk-alert.ok{background:#f0fbf7;border-color:#bfe9d9;color:#12563c}
.tk-alert.err{background:var(--rose-l);border-color:#f3cdc8;color:#a8281d}
.tk-side{display:flex;flex-direction:column;gap:18px}
.tk-side .cb{padding:6px 24px 22px!important}
.tk-li{list-style:none;display:flex;flex-direction:column;gap:12px;margin-top:14px}
.tk-li li{display:flex;gap:10px;font-size:13.5px;color:var(--ink2);line-height:1.75}
.tk-li li svg{margin-top:4px;color:var(--brand)}
.tk-li li.ok svg{color:var(--jade)}
.tk-li li b{color:var(--ink)}
.mini{font-size:12.5px;color:var(--ink3);line-height:1.85;margin-top:14px;padding-top:12px;border-top:1px dashed var(--line)}
.mini a{color:var(--brand);font-weight:700}

/* ---------- 页脚 ---------- */
footer{position:relative;overflow:hidden;margin-top:72px;padding:64px 0 0;color:#9fb0cc;background:var(--night)}
footer::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,transparent,rgba(63,169,255,.6),rgba(18,179,154,.5),transparent)}
footer::after{content:"";position:absolute;left:50%;top:-220px;width:900px;height:400px;transform:translateX(-50%);background:radial-gradient(ellipse,rgba(21,89,237,.18),transparent 70%);pointer-events:none}
footer .wrap{position:relative;z-index:1}
.ft-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:42px}
footer .brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
footer .brand .mk{width:36px;height:36px;border-radius:10px}
footer .brand b{color:#fff;font-size:15.5px;font-weight:700;display:block;line-height:1.3}
footer .brand small{font-size:10px;letter-spacing:2px;color:#6f84a8;text-transform:uppercase}
footer p{font-size:13px;line-height:1.95;max-width:340px}
footer h5{color:#fff;font-size:14px;font-weight:700;margin-bottom:16px}
footer ul{list-style:none;display:flex;flex-direction:column;gap:11px}
footer li a{font-size:13px;transition:color .2s}
footer li a:hover{color:#fff}
footer .lnk{font-size:13px;line-height:1.85}
.ft-bot{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;display:flex;justify-content:space-between;gap:16px;font-size:12.5px;color:#6f84a8;flex-wrap:wrap}
.ft-bot a:hover{color:#fff}

/* ---------- 悬浮按钮 ---------- */
.float{position:fixed;right:24px;bottom:28px;z-index:90;height:50px;padding:0 20px 0 16px;border-radius:999px;display:inline-flex;align-items:center;gap:8px;
  background:var(--ink);color:#fff;font-size:14px;font-weight:700;box-shadow:0 16px 32px -12px rgba(7,18,38,.6);transition:transform .25s var(--ease),background .25s}
.float:hover{transform:translateY(-3px);background:var(--brand)}

/* ---------- 滚动出现（仅 JS 可用时隐藏，避免脚本失效导致内容不可见） ---------- */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .reveal.in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media(max-width:1080px){
  .hd-cta{display:none}
  .hero-in{padding:84px 0 70px}
  .hero h1{font-size:46px}
  .hero-metrics .wrap{grid-template-columns:repeat(2,1fr)}
  .hero-metrics .wrap>div:nth-child(3)::before{display:none}
  .cap,.nums{grid-template-columns:repeat(3,1fr)}
  .apps2,.svc{grid-template-columns:repeat(2,1fr)}
  .logos{grid-template-columns:repeat(3,1fr)}
  .reg-grid{grid-template-columns:1fr}
  .side{position:static}
  .adv{grid-template-columns:repeat(2,1fr)}
  .ft-grid{grid-template-columns:1fr 1fr}
  .cta{flex-direction:column;text-align:center;padding:44px 30px}
  .cta-acts{justify-content:center}
  .mk-sum{grid-template-columns:repeat(2,1fr)}
  .mk-grid{grid-template-columns:repeat(2,1fr)}
  .tk-flow{grid-template-columns:repeat(2,1fr)}
  .tk-login{grid-template-columns:1fr}
}
@media(max-width:900px){
  .hd{height:62px;gap:14px;padding:0 20px;position:relative}
  .logo .mk{width:36px;height:36px;border-radius:10px}
  .logo .mk svg{width:19px;height:19px}
  .logo b{font-size:16.5px;letter-spacing:.3px}
  .logo small{font-size:9px;letter-spacing:2.4px}
  .burger{display:flex;margin-left:auto}
  .menu{position:absolute;left:0;right:0;top:62px;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;padding:10px 14px 16px;gap:2px;display:none;box-shadow:0 18px 30px -18px rgba(11,27,51,.3);margin-left:0}
  .menu.open{display:flex}
  .menu>a{padding:12px 14px;font-size:15px}
  .menu>a::after{display:none}
  .menu>a.on{background:var(--brand-l)}
}
@media(max-width:720px){
  .wrap{padding:0 18px}
  .hd{height:58px;padding:0 18px}
  .menu{top:58px}
  .hero-in{padding:60px 0 50px}
  .hero h1{font-size:32px;letter-spacing:-.4px}
  .hero .sub{font-size:16px;letter-spacing:2px}
  .hero .lead{font-size:14.5px}
  .hero .acts .btn{width:100%}
  .hero-metrics .wrap>div{padding:20px 6px}
  .hero-metrics b{font-size:25px}
  .sec{padding:60px 0}
  .sec.sec-cta{padding:48px 0}
  .sec-hd{margin-bottom:30px}
  .sec-hd h2{font-size:27px}
  .svc,.cap,.apps2,.logos,.adv{grid-template-columns:1fr}
  .adv .wide{flex-direction:column;align-items:flex-start;gap:14px}
  .apps2 .thumb{flex:0 0 100px;width:100px;height:150px}
  .nums{grid-template-columns:repeat(2,1fr);gap:10px}
  .nums b{font-size:28px}
  .grid2{grid-template-columns:1fr}
  .card>.cb,.card>.chd{padding-left:20px;padding-right:20px}
  .pg-hd h1{font-size:28px}
  .pg-stats div{flex:1 1 40%}
  .pol article{padding:20px 20px 18px 24px}
  .pol .dt{margin-left:0;width:100%}
  .pol .lks{margin-left:0}
  .sbox{margin-left:0;width:100%}
  .sbox input{width:100%}
  .mk-live{border-radius:var(--r)}
  .mk-live .src{margin-left:0;flex-basis:100%}
  .mk-sum{gap:10px}
  .mk-sum b{font-size:27px}
  .mk-grid{grid-template-columns:1fr}
  .mk-sort{width:100%}
  .tk-flow{grid-template-columns:1fr}
  .tk-gate{flex-direction:column;gap:12px;padding:20px}
  .tk-win .body{padding:24px 20px 24px}
  .art{padding:24px 20px}
  .art-title{font-size:24px!important}
  .ft-grid{grid-template-columns:1fr;gap:28px}
  .form-ft .note{margin-left:0;width:100%}
  .float{right:16px;bottom:18px;height:46px;padding:0 16px 0 14px;font-size:13px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}
@media print{.float,.hd-cta,.burger,header{display:none!important}}