/* ==========================================================================
   左江智算 ZJZS · 站点样式总表
   改这个文件会同时影响首页与全部产品页。改完请跑 tools/build_products.py 重生成产品页。
   ========================================================================== */

:root{
  --bg:#06080c;
  --panel:#0c1119;
  --panel2:#111826;
  --line:#1b2431;
  --line2:#28344a;
  --ink:#e9eef7;
  --ink2:#98a6bd;
  --ink3:#5d6b83;
  --cy:#22d3ee;
  --vi:#8b5cf6;
  --gr:#34d399;
  --am:#fbbf24;
  --rd:#f87171;
  --maxw:1300px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  font-size:14.5px;line-height:1.7;-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.mono{font-family:ui-monospace,"SF Mono",Consolas,monospace;font-variant-numeric:tabular-nums}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 26px}

/* ===== header ===== */
header{
  position:sticky;top:0;z-index:60;height:60px;
  background:rgba(6,8,12,.84);backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:34px;height:60px}
.logo{display:flex;align-items:baseline;font-size:17px;letter-spacing:.02em;white-space:nowrap}
.logo b{font-weight:800}
.logo .mk{color:var(--cy);font-weight:500;font-size:.9em;margin-left:2px}
.logo em{font-style:normal;font-size:10px;letter-spacing:.2em;color:var(--ink3);margin-left:10px;font-family:ui-monospace,monospace}
.nav ul{display:flex;gap:26px;list-style:none;margin:0;padding:0;font-size:13.5px}
.nav ul a{color:var(--ink2);transition:.2s}
.nav ul a:hover,.nav ul a.on{color:var(--cy)}
.nav .sp{flex:1}
.live{
  display:flex;align-items:center;gap:7px;font-size:11.5px;color:var(--gr);
  border:1px solid rgba(52,211,153,.25);background:rgba(52,211,153,.06);
  padding:4px 10px;border-radius:4px;font-family:ui-monospace,monospace;white-space:nowrap;
}
.beat{width:6px;height:6px;border-radius:50%;background:var(--gr);animation:beat 1.8s infinite}
@keyframes beat{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(52,211,153,.5)}50%{opacity:.45;box-shadow:0 0 0 5px rgba(52,211,153,0)}}

/* ===== buttons ===== */
.btn{
  display:inline-block;padding:8px 18px;border-radius:5px;font-size:13.5px;font-weight:600;
  cursor:pointer;border:1px solid transparent;transition:.2s;font-family:inherit;white-space:nowrap;
}
.btn-p{background:var(--cy);color:#04141a;border-color:var(--cy)}
.btn-p:hover{background:#5ee0f5}
.btn-g{border-color:var(--line2);color:var(--ink2);background:transparent}
.btn-g:hover{border-color:var(--cy);color:var(--ink)}
.btn-lg{padding:12px 28px;font-size:14.5px}

/* ===== cockpit hero ===== */
.cockpit{padding:26px 0 34px;position:relative}
.cockpit:before{
  content:"";position:absolute;inset:0 0 auto 0;height:420px;
  background:radial-gradient(900px 420px at 22% -10%,rgba(34,211,238,.1),transparent 65%),
             radial-gradient(700px 400px at 82% 0%,rgba(139,92,246,.1),transparent 65%);
  pointer-events:none;
}
.cock-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:18px;position:relative;flex-wrap:wrap}
.cock-head h1{font-size:clamp(23px,2.5vw,32px);margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.3}
.cock-head h1 span{color:var(--cy)}
.cock-head p{margin:6px 0 0;color:var(--ink3);font-size:13px;max-width:640px}
.demo-tag{
  font-size:11px;color:var(--am);border:1px solid rgba(251,191,36,.3);
  background:rgba(251,191,36,.07);padding:4px 10px;border-radius:4px;letter-spacing:.03em;white-space:nowrap;
}

/* kpi */
.kpis{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-bottom:12px;position:relative}
.kpi{
  background:linear-gradient(180deg,var(--panel2),var(--panel));
  border:1px solid var(--line);border-radius:9px;padding:15px 17px;position:relative;overflow:hidden;
}
.kpi:after{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--cy);opacity:.7}
.kpi.v:after{background:var(--vi)} .kpi.g:after{background:var(--gr)} .kpi.a:after{background:var(--am)}
.kpi small{display:block;font-size:11.5px;color:var(--ink3);letter-spacing:.04em;margin-bottom:5px}
.kpi b{font-size:26px;font-weight:700;letter-spacing:-.02em;line-height:1.15}
.kpi b i{font-style:normal;font-size:12px;color:var(--ink3);font-weight:500;margin-left:3px}
.kpi .d{position:absolute;right:14px;top:14px;font-size:11px;font-family:ui-monospace,monospace}

/* dashboard grid */
.dash{display:grid;grid-template-columns:1.62fr 1fr;gap:12px;position:relative}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.ph{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:12px 16px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.014);
}
.ph .t{font-size:12.5px;color:var(--ink2);letter-spacing:.06em;display:flex;align-items:center;gap:8px}
.ph .t:before{content:"";width:3px;height:12px;background:var(--cy);border-radius:2px}
.ph .t.v:before{background:var(--vi)} .ph .t.a:before{background:var(--am)}
.pb{padding:16px}

.pools{display:flex;gap:6px;flex-wrap:wrap}
.pool{
  font-size:11.5px;padding:4px 11px;border-radius:4px;cursor:pointer;
  border:1px solid var(--line2);color:var(--ink3);background:transparent;
  font-family:inherit;transition:.18s;white-space:nowrap;
}
.pool:hover{color:var(--ink)}
.pool.on{background:rgba(34,211,238,.13);border-color:rgba(34,211,238,.45);color:var(--cy)}

.heat{display:grid;grid-template-columns:repeat(32,1fr);gap:3px}
.cell{aspect-ratio:1;border-radius:2px;background:#131b26;transition:.35s}
.cell:hover{outline:1px solid var(--cy);outline-offset:1px}
.lv1{background:#0f2b33} .lv2{background:#12545f} .lv3{background:#1a8fa3}
.lv4{background:#22d3ee} .lv5{background:#67e8f9}
.cell.off{background:#0c1017;border:1px solid #161e2a}
.cell.bad{background:#7f2230;box-shadow:0 0 6px rgba(248,113,113,.35)}
.legend{display:flex;align-items:center;gap:14px;margin-top:12px;font-size:11px;color:var(--ink3);flex-wrap:wrap}
.legend i{display:inline-block;width:9px;height:9px;border-radius:2px;margin-right:5px;vertical-align:-1px}
.legend .g{display:flex;align-items:center}

.chart svg{display:block;width:100%;height:150px}
.axis{display:flex;justify-content:space-between;font-size:10.5px;color:var(--ink3);margin-top:6px;font-family:ui-monospace,monospace}

.alert{display:flex;gap:11px;padding:12px 16px;border-bottom:1px solid var(--line)}
.alert:last-child{border:0}
.sev{width:2px;border-radius:2px;flex:none}
.sev.c{background:var(--rd)} .sev.w{background:var(--am)} .sev.i{background:var(--cy)}
.alert .txt{flex:1;min-width:0}
.alert .txt b{display:block;font-size:12.5px;font-weight:600;margin-bottom:2px}
.alert .txt span{font-size:11.5px;color:var(--ink3);display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.alert time{font-size:10.5px;color:var(--ink3);font-family:ui-monospace,monospace;flex:none}

.task{padding:11px 16px;border-bottom:1px solid var(--line)}
.task:last-child{border:0}
.task .r1{display:flex;justify-content:space-between;gap:10px;font-size:12.5px;margin-bottom:7px}
.task .r1 b{font-weight:600}
.task .r1 span{color:var(--ink3);font-size:11px;font-family:ui-monospace,monospace}
.bar{height:3px;background:#16202e;border-radius:2px;overflow:hidden}
.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--cy),var(--vi));border-radius:2px}
.bar i.g{background:linear-gradient(90deg,var(--gr),var(--cy))}

/* ===== sections ===== */
section{padding:72px 0;border-top:1px solid var(--line)}
section.first{border-top:0}
.sec-h{margin-bottom:34px;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.sec-h .k{font-family:ui-monospace,monospace;font-size:11px;letter-spacing:.16em;color:var(--cy);margin-bottom:10px}
.sec-h h2{font-size:24px;margin:0 0 8px;font-weight:700;letter-spacing:-.01em}
.sec-h p{margin:0;color:var(--ink3);font-size:13.5px;max-width:660px}

/* scenes (from 方案叙事型) */
.scenes{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.scene{
  background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:26px;
  display:flex;flex-direction:column;transition:.22s;
}
.scene:hover{border-color:var(--line2);background:var(--panel2)}
.scene .no{font-family:ui-monospace,monospace;font-size:11px;color:var(--vi);letter-spacing:.12em;margin-bottom:14px}
.scene h3{margin:0 0 10px;font-size:17px;font-weight:700;line-height:1.5}
.scene .q{color:var(--ink2);font-size:13px;line-height:1.8;margin:0 0 16px}
.scene .q b{color:var(--ink)}
.scene .do{font-size:12.5px;color:var(--ink3);line-height:1.8;margin:0 0 18px;padding-left:12px;border-left:2px solid var(--line2)}
.scene .go{
  margin-top:auto;font-size:12.5px;color:var(--cy);display:inline-flex;align-items:center;gap:6px;
}
.scene .go span{transition:.22s}
.scene .go:hover span{transform:translateX(4px)}

/* modules */
.mods{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.mod{
  background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:22px;
  transition:.24s;position:relative;overflow:hidden;display:flex;flex-direction:column;
}
.mod:hover{border-color:rgba(34,211,238,.4);background:var(--panel2)}
.mod .n{font-size:18px;font-weight:700;margin-bottom:3px}
.mod .en{font-family:ui-monospace,monospace;font-size:10px;letter-spacing:.16em;color:var(--ink3);margin-bottom:14px}
.mod p{margin:0 0 16px;font-size:13px;color:var(--ink2);line-height:1.75;flex:1}
.mod .mini{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-bottom:14px}
.mod .mini div{background:#0a0f17;border:1px solid var(--line);border-radius:5px;padding:7px 9px}
.mod .mini b{display:block;font-size:14px;font-family:ui-monospace,monospace;color:var(--cy)}
.mod .mini span{font-size:10px;color:var(--ink3)}
.mod .chips{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:14px}
.mod .chips span{font-size:10.5px;color:var(--ink3);border:1px solid var(--line2);padding:2px 7px;border-radius:3px}
.mod .go{font-size:12.5px;color:var(--cy)}

/* product index cards */
.pcards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.pcard{
  background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:22px;
  display:flex;flex-direction:column;transition:.22s;
}
.pcard:hover{border-color:rgba(34,211,238,.4);background:var(--panel2);transform:translateY(-2px)}
.pcard .top{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.pcard .code{font-family:ui-monospace,monospace;font-size:10.5px;letter-spacing:.1em;color:var(--ink3)}
.pcard h3{margin:0 0 4px;font-size:16.5px;font-weight:700}
.pcard .en{font-family:ui-monospace,monospace;font-size:10px;letter-spacing:.12em;color:var(--ink3);margin-bottom:12px}
.pcard p{margin:0;font-size:12.5px;color:var(--ink2);line-height:1.75;flex:1}
.pcard .go{margin-top:16px;font-size:12.5px;color:var(--cy)}

/* table */
.tscroll{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:10px}
table{width:100%;border-collapse:collapse;font-size:13px;min-width:720px}
th{text-align:left;padding:11px 14px;font-size:11px;letter-spacing:.1em;color:var(--ink3);font-weight:600;border-bottom:1px solid var(--line2);white-space:nowrap}
td{padding:12px 14px;border-bottom:1px solid var(--line);color:var(--ink2)}
td:first-child{color:var(--ink);font-weight:600}
tr:hover td{background:rgba(34,211,238,.03)}
.pill{font-size:11px;padding:2px 8px;border-radius:3px;white-space:nowrap}
.py{color:var(--gr);background:rgba(52,211,153,.1)}
.pq{color:var(--am);background:rgba(251,191,36,.1)}
.pn{color:var(--ink3);background:rgba(93,107,131,.14)}

/* bill */
.bill{display:grid;grid-template-columns:1.3fr 1fr;gap:12px}
.billcard{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:24px}
.billcard .bh{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:20px;padding-bottom:16px;border-bottom:1px dashed var(--line2)}
.billcard .bh b{font-size:15px}
.billcard .bh span{font-size:11px;color:var(--ink3);font-family:ui-monospace,monospace}
.brow{display:flex;justify-content:space-between;padding:9px 0;font-size:13px;border-bottom:1px solid var(--line)}
.brow:last-of-type{border:0}
.brow span{color:var(--ink2)}
.brow b{font-family:ui-monospace,monospace;font-weight:600}
.btotal{display:flex;justify-content:space-between;align-items:baseline;margin-top:16px;padding-top:16px;border-top:1px solid var(--line2);font-size:14px}
.btotal b{font-size:22px;color:var(--cy);font-family:ui-monospace,monospace}
.billside h4{margin:0 0 14px;font-size:13px;letter-spacing:.06em;color:var(--ink2)}
.billside ul{margin:0;padding:0;list-style:none}
.billside li{padding:10px 0;border-bottom:1px solid var(--line);font-size:12.5px;color:var(--ink3);display:flex;gap:10px}
.billside li b{color:var(--ink);font-weight:600;flex:none}

/* patents */
.pats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.pat{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:22px;position:relative}
.pat b{display:block;font-size:28px;font-family:ui-monospace,monospace;font-weight:700;color:var(--cy);line-height:1.2}
.pat span{font-size:13px;color:var(--ink2)}
.pat small{display:block;margin-top:6px;font-size:11px;color:var(--ink3)}
.pat .tg{position:absolute;top:10px;right:10px;font-size:9px;color:var(--am);border:1px solid rgba(251,191,36,.3);padding:1px 5px;border-radius:3px}

/* cta */
.cta{
  background:linear-gradient(120deg,#0d1a24,#0b1220 55%,#120e22);
  border:1px solid var(--line2);border-radius:12px;padding:38px;
  display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap;
}
.cta h3{margin:0 0 8px;font-size:22px}
.cta p{margin:0;color:var(--ink3);font-size:13.5px;max-width:520px}

/* footer */
footer{padding:36px 0 46px;font-size:12px;color:var(--ink3)}
.fr{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:22px}
.fr a{color:var(--ink3);border-bottom:1px solid transparent}
.fr a:hover{color:var(--ink2);border-color:var(--line2)}

/* ==========================================================================
   产品详情页
   ========================================================================== */
.crumb{padding:20px 0 0;font-size:12px;color:var(--ink3);font-family:ui-monospace,monospace;letter-spacing:.04em}
.crumb a{color:var(--ink3)}
.crumb a:hover{color:var(--cy)}
.crumb span{margin:0 8px;opacity:.5}

.p-hero{padding:26px 0 40px;border-bottom:1px solid var(--line);position:relative}
.p-hero:before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(760px 320px at 18% 0%,rgba(34,211,238,.09),transparent 62%);
  pointer-events:none;
}
.p-hero .inner{position:relative}
.p-code{
  font-family:ui-monospace,monospace;font-size:11px;letter-spacing:.14em;color:var(--cy);
  margin-bottom:14px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;
}
.p-hero h1{font-size:clamp(26px,3.2vw,40px);margin:0 0 6px;font-weight:800;letter-spacing:-.015em;line-height:1.28}
.p-en{font-family:ui-monospace,monospace;font-size:12px;letter-spacing:.18em;color:var(--ink3);margin-bottom:20px}
.p-lead{font-size:16px;color:var(--ink2);max-width:760px;margin:0 0 28px;line-height:1.8}
.p-lead b{color:var(--ink)}
.p-kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;max-width:860px}
.p-kpi{border:1px solid var(--line);border-radius:8px;padding:13px 15px;background:rgba(255,255,255,.014)}
.p-kpi b{display:block;font-size:21px;font-family:ui-monospace,monospace;color:var(--cy);line-height:1.3}
.p-kpi span{font-size:11.5px;color:var(--ink3)}

.p-body{padding:60px 0}
.p-grid{display:grid;grid-template-columns:1fr 320px;gap:48px;align-items:start}

.prose h2{font-size:20px;margin:0 0 14px;font-weight:700}
.prose h2:not(:first-child){margin-top:44px}
.prose p{font-size:14.5px;color:var(--ink2);line-height:1.9;margin:0 0 14px}
.prose p b{color:var(--ink)}
.prose .note{
  font-size:13px;color:var(--ink3);border-left:2px solid var(--am);padding:2px 0 2px 14px;line-height:1.85;margin:18px 0;
}

/* feature groups */
.fgrp{margin-bottom:26px}
.fgrp h3{
  font-size:12px;letter-spacing:.12em;color:var(--ink3);font-weight:600;
  padding-bottom:9px;border-bottom:1px solid var(--line2);margin:0 0 14px;
  display:flex;justify-content:space-between;
}
.fgrp ul{margin:0;padding:0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:10px 24px}
.fgrp li{font-size:13.5px;color:var(--ink2);padding-left:16px;position:relative;line-height:1.75}
.fgrp li:before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:var(--cy);opacity:.7}
.fgrp li b{color:var(--ink)}

/* spec table (2 col key/value) */
.spec2{width:100%;min-width:0;border-collapse:collapse;font-size:13.5px}
.spec2 td{border-bottom:1px solid var(--line);padding:11px 0;vertical-align:top}
.spec2 td:first-child{width:120px;color:var(--ink3);font-weight:500;white-space:nowrap}
.spec2 td:last-child{color:var(--ink2)}

/* sidebar */
.side{position:sticky;top:84px;display:flex;flex-direction:column;gap:12px}
.sidebox{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:20px}
.sidebox h4{margin:0 0 14px;font-size:12px;letter-spacing:.1em;color:var(--ink3);font-weight:600}
.sidebox .row{display:flex;justify-content:space-between;padding:7px 0;font-size:12.5px;border-bottom:1px solid var(--line)}
.sidebox .row:last-child{border:0}
.sidebox .row span{color:var(--ink3)}
.sidebox .row b{color:var(--ink);font-weight:600}
.sidebox .btn{display:block;text-align:center;margin-top:12px}

/* chain */
.chain{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:10px}
.chain .node{
  font-size:12px;padding:6px 12px;border:1px solid var(--line2);border-radius:6px;color:var(--ink2);
  background:rgba(255,255,255,.015);
}
.chain .node.self{border-color:rgba(34,211,238,.5);color:var(--cy);background:rgba(34,211,238,.07)}
.chain .ar{color:var(--ink3);font-size:12px}

/* pager */
.pager{display:flex;justify-content:space-between;gap:16px;border-top:1px solid var(--line);padding:26px 0 0;margin-top:20px;flex-wrap:wrap}
.pager a{font-size:13px;color:var(--ink2)}
.pager a:hover{color:var(--cy)}
.pager small{display:block;font-size:11px;color:var(--ink3);font-family:ui-monospace,monospace;letter-spacing:.08em;margin-bottom:4px}

/* ==========================================================================
   影片入口（首页中段）
   ========================================================================== */
.film-band{
  position:relative;display:block;overflow:hidden;border-radius:12px;
  border:1px solid var(--line2);background:#070a10;min-height:300px;
}
.film-band .bg{
  position:absolute;inset:0;
  background:
    radial-gradient(600px 240px at 18% 110%,rgba(34,211,238,.18),transparent 70%),
    radial-gradient(520px 220px at 84% -10%,rgba(139,92,246,.16),transparent 70%),
    repeating-linear-gradient(90deg,rgba(120,160,200,.055) 0 1px,transparent 1px 34px),
    repeating-linear-gradient(0deg,rgba(120,160,200,.045) 0 1px,transparent 1px 34px),
    #070a10;
  transition:transform .6s ease;
}
.film-band:hover .bg{transform:scale(1.03)}
.film-band .scan{
  position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,transparent 0%,rgba(34,211,238,.05) 48%,transparent 100%);
  animation:scan 7s linear infinite;
}
@keyframes scan{0%{transform:translateY(-100%)}100%{transform:translateY(100%)}}
.film-band .inner{
  position:relative;display:flex;align-items:center;gap:28px;
  padding:38px 40px;min-height:300px;flex-wrap:wrap;
}
.play-big{
  flex:none;width:74px;height:74px;border-radius:50%;display:grid;place-items:center;
  border:1px solid rgba(34,211,238,.5);background:rgba(34,211,238,.09);
  color:var(--cy);transition:.25s;position:relative;
}
.play-big:before{
  content:"";position:absolute;inset:-7px;border-radius:50%;
  border:1px solid rgba(34,211,238,.22);animation:ring 2.6s ease-out infinite;
}
@keyframes ring{0%{transform:scale(.94);opacity:.9}100%{transform:scale(1.22);opacity:0}}
.film-band:hover .play-big{background:var(--cy);color:#04141a}
.play-big svg{width:22px;height:22px;margin-left:3px}
.film-band .txt{flex:1;min-width:220px}
.film-band .txt .k{font-family:ui-monospace,monospace;font-size:10.5px;letter-spacing:.18em;color:var(--cy);margin-bottom:10px}
.film-band .txt h3{margin:0 0 8px;font-size:24px;font-weight:700;letter-spacing:-.01em}
.film-band .txt p{margin:0;color:var(--ink3);font-size:13px;max-width:520px;line-height:1.8}
.film-band .meta{display:flex;gap:16px;font-size:11px;color:var(--ink3);font-family:ui-monospace,monospace;margin-top:14px;flex-wrap:wrap}
.film-band .meta i{width:5px;height:5px;border-radius:50%;background:var(--cy);display:inline-block;margin-right:6px;vertical-align:1px}

/* ==========================================================================
   定价档位
   ========================================================================== */
.tiers{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;align-items:stretch}
.tier{
  background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:24px 20px;
  display:flex;flex-direction:column;position:relative;transition:.22s;
}
.tier:hover{border-color:var(--line2);background:var(--panel2)}
.tier.hot{border-color:rgba(34,211,238,.42);background:linear-gradient(180deg,rgba(34,211,238,.06),var(--panel) 45%)}
.tier .code{font-family:ui-monospace,monospace;font-size:10px;letter-spacing:.16em;color:var(--ink3)}
.tier .badge{
  position:absolute;top:-1px;right:16px;font-size:10px;letter-spacing:.1em;
  background:var(--cy);color:#04141a;padding:3px 9px;border-radius:0 0 5px 5px;font-weight:700;
}
.tier h3{margin:10px 0 4px;font-size:17px;font-weight:700}
.tier .scale{font-size:11.5px;color:var(--ink3);font-family:ui-monospace,monospace;margin-bottom:16px}
.tier .pz{font-family:ui-monospace,monospace;font-size:25px;font-weight:700;color:var(--cy);letter-spacing:-.02em;line-height:1.2}
.tier .pz em{font-style:normal;font-size:12px;color:var(--ink3);font-weight:500;margin-left:5px}
.tier .fit{font-size:12px;color:var(--ink2);line-height:1.75;margin:12px 0 16px;min-height:42px}
.tier ul{margin:0;padding:14px 0 0;list-style:none;border-top:1px solid var(--line);flex:1}
.tier li{font-size:12px;color:var(--ink2);padding:6px 0 6px 15px;position:relative;line-height:1.65}
.tier li:before{content:"";position:absolute;left:0;top:13px;width:4px;height:4px;border-radius:50%;background:var(--cy);opacity:.65}
.tier .pick{
  margin-top:18px;text-align:center;font-size:12.5px;padding:9px;border-radius:5px;
  border:1px solid var(--line2);color:var(--ink2);transition:.2s;
}
.tier:hover .pick{border-color:var(--cy);color:var(--cy)}
.tier.hot .pick{background:var(--cy);color:#04141a;border-color:var(--cy);font-weight:600}
.price-note{
  font-size:12px;color:var(--ink3);line-height:1.9;margin-top:18px;
  border-left:2px solid var(--am);padding-left:14px;
}

/* ==========================================================================
   客户案例
   ========================================================================== */
.caselist{display:flex;flex-direction:column;gap:12px}
.case{
  background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:26px;
  display:grid;grid-template-columns:1fr 300px;gap:34px;transition:.22s;
}
.case:hover{border-color:var(--line2);background:var(--panel2)}
.case .ch{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.case .ch b{font-size:16px;font-weight:700}
.case .ch .sm{font-size:10px;color:var(--am);border:1px solid rgba(251,191,36,.3);background:rgba(251,191,36,.07);padding:2px 7px;border-radius:3px;letter-spacing:.08em}
.case .ch .sc{font-size:11px;color:var(--ink3);font-family:ui-monospace,monospace}
.case .blk{margin-bottom:14px}
.case .blk .lb{font-size:10.5px;letter-spacing:.14em;color:var(--ink3);margin-bottom:5px;font-family:ui-monospace,monospace}
.case .blk p{margin:0;font-size:13px;color:var(--ink2);line-height:1.85}
.case .blk p b{color:var(--ink)}
.case .mx{display:flex;flex-direction:column;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.case .mx div{background:#0a0f17;padding:13px 16px;display:flex;justify-content:space-between;align-items:baseline;gap:10px}
.case .mx span{font-size:11.5px;color:var(--ink3)}
.case .mx b{font-family:ui-monospace,monospace;font-size:13px;color:var(--cy);font-weight:600;text-align:right}
.case .tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:4px}
.case .tags span{font-size:10.5px;color:var(--ink3);border:1px solid var(--line2);padding:2px 7px;border-radius:3px}

/* ==========================================================================
   资料中心
   ========================================================================== */
.reslist{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--panel)}
.res-row{
  display:grid;grid-template-columns:1fr 210px;gap:24px;padding:22px 26px;
  border-bottom:1px solid var(--line);align-items:center;transition:.2s;
}
.res-row:last-child{border:0}
.res-row:hover{background:rgba(34,211,238,.025)}
.res-row .t{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:7px}
.res-row .t b{font-size:14.5px;font-weight:600}
.res-row .ty{font-size:10px;letter-spacing:.08em;color:var(--cy);border:1px solid rgba(34,211,238,.3);background:rgba(34,211,238,.07);padding:2px 7px;border-radius:3px}
.res-row .d{font-size:12.5px;color:var(--ink3);line-height:1.8;margin:0}
.res-row .m{font-size:11px;color:var(--ink3);font-family:ui-monospace,monospace;margin-top:8px;display:flex;gap:14px;flex-wrap:wrap}
.res-act{display:flex;flex-direction:column;align-items:flex-end;gap:6px}
.res-act .btn{font-size:12.5px;padding:8px 16px;width:100%;text-align:center}
.res-act small{font-size:10.5px;color:var(--ink3)}

/* 需求表单 */
.form{display:grid;gap:12px;max-width:620px}
.form .fr2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field label{display:block;font-size:11.5px;color:var(--ink3);margin-bottom:6px;letter-spacing:.04em}
.field input,.field textarea,.field select{
  width:100%;background:#0a0f17;border:1px solid var(--line2);color:var(--ink);
  padding:11px 13px;border-radius:6px;font-size:14px;font-family:inherit;transition:.18s;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--cy);background:#0c1420}
.field textarea{min-height:96px;resize:vertical}
.form .ok{font-size:12.5px;color:var(--gr);display:none}
.form .ok.show{display:block}

/* ==========================================================================
   移动端：汉堡导航 + 抽屉 + 底部操作条
   ========================================================================== */
.burger{
  display:none;width:40px;height:40px;border:0;background:transparent;padding:0;
  cursor:pointer;align-items:center;justify-content:center;flex:none;
}
.burger span{display:block;width:19px;height:1.5px;background:var(--ink);position:relative;transition:.25s}
.burger span:before,.burger span:after{
  content:"";position:absolute;left:0;width:19px;height:1.5px;background:var(--ink);transition:.25s;
}
.burger span:before{top:-6px} .burger span:after{top:6px}
body.nav-open .burger span{background:transparent}
body.nav-open .burger span:before{top:0;transform:rotate(45deg)}
body.nav-open .burger span:after{top:0;transform:rotate(-45deg)}

.drawer{
  position:fixed;inset:60px 0 0 0;z-index:55;background:rgba(6,8,12,.98);
  backdrop-filter:blur(18px);transform:translateY(-8px);opacity:0;pointer-events:none;
  transition:.22s;overflow-y:auto;padding:18px 20px 40px;
}
body.nav-open .drawer{transform:none;opacity:1;pointer-events:auto}
.drawer a{
  display:flex;align-items:center;justify-content:space-between;
  padding:15px 4px;border-bottom:1px solid var(--line);font-size:16px;color:var(--ink2);
}
.drawer a:active{color:var(--cy)}
.drawer a em{font-style:normal;font-size:11px;color:var(--ink3);font-family:ui-monospace,monospace}
.drawer .dgroup{font-size:10.5px;letter-spacing:.16em;color:var(--ink3);font-family:ui-monospace,monospace;margin:22px 0 6px}
.drawer .dcta{display:flex;gap:10px;margin-top:22px}
.drawer .dcta .btn{flex:1;text-align:center;padding:13px}

.mbar{display:none}
body.nav-open{overflow:hidden}

/* ===== responsive ===== */
@media(max-width:1180px){
  .tiers{grid-template-columns:repeat(2,1fr)}
  .case{grid-template-columns:1fr;gap:20px}
  .case .mx{flex-direction:row;flex-wrap:wrap}
  .case .mx div{flex:1;min-width:150px;flex-direction:column;align-items:flex-start;gap:4px}
  .case .mx b{text-align:left}
  .mods,.pats{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:1080px){
  .kpis{grid-template-columns:repeat(3,1fr)}
  .dash{grid-template-columns:1fr}
  .mods,.pats,.pcards{grid-template-columns:repeat(2,1fr)}
  .bill{grid-template-columns:1fr}
  .heat{grid-template-columns:repeat(24,1fr)}
  .nav ul{display:none}
  .p-grid{grid-template-columns:1fr;gap:32px}
  .side{position:static}
  .p-kpis{grid-template-columns:repeat(2,1fr)}
  .fgrp ul{grid-template-columns:1fr}
}

/* ---- 平板竖屏 / 手机：切换为移动导航 ---- */
@media(max-width:900px){
  .burger{display:flex}
  .live{display:none}
  .nav{gap:14px}
  .nav .btn-p{padding:7px 13px;font-size:12.5px}
  .mbar{
    display:grid;grid-template-columns:1fr 1fr 1fr;gap:1px;
    position:fixed;left:0;right:0;bottom:0;z-index:58;
    background:var(--line);border-top:1px solid var(--line);
    padding-bottom:env(safe-area-inset-bottom);
  }
  .mbar a{
    background:rgba(8,11,16,.97);backdrop-filter:blur(14px);
    padding:9px 6px;min-height:50px;display:flex;flex-direction:column;
    align-items:center;justify-content:center;gap:2px;color:var(--ink2);
  }
  .mbar a b{font-size:12.5px;font-weight:600}
  .mbar a small{font-size:9px;color:var(--ink3);letter-spacing:.06em;font-family:ui-monospace,monospace}
  .mbar a:active{background:rgba(34,211,238,.1);color:var(--cy)}
  body{padding-bottom:calc(50px + env(safe-area-inset-bottom))}
  .cockpit{padding:18px 0 26px}
  .film-band .inner{padding:28px;gap:18px;min-height:auto}
  .film-band .play-big{width:58px;height:58px}
  .film-band .txt h3{font-size:19px}
  .film-band{min-height:auto}
  .res-row{grid-template-columns:1fr;gap:14px;padding:18px 18px}
  .res-act{align-items:stretch}
  .res-act .btn{width:auto}
  .form .fr2{grid-template-columns:1fr}
}

/* ---- 手机 ---- */
@media(max-width:620px){
  body{font-size:14px}
  .wrap{padding:0 16px}
  header{height:56px}
  .nav{height:56px}
  .drawer{inset:56px 0 0 0}
  .logo{font-size:16px}
  .logo em{display:none}
  .nav .btn-p{display:none}       /* 手机上进底部操作条，头部只留汉堡 */
  .kpis{grid-template-columns:repeat(2,1fr);gap:9px}
  .kpi{padding:12px 13px}
  .kpi b{font-size:20px}
  .kpi b i{font-size:10.5px}
  .kpi .d{position:static;display:block;margin-top:3px;font-size:10px}
  .kpi small{font-size:10.5px;margin-bottom:3px}
  .cock-head h1{font-size:22px;line-height:1.35}
  .cock-head p{font-size:12px}
  .demo-tag{font-size:10px;padding:3px 8px}
  .heat{grid-template-columns:repeat(16,1fr);gap:2.5px}
  .legend{gap:9px;font-size:10px}
  .legend [id=heatHint]{margin-left:0 !important;width:100%}
  .ph{padding:10px 13px}
  .pb{padding:13px}
  .chart svg{height:112px}
  .mods,.pats,.pcards,.scenes,.tiers{grid-template-columns:1fr}
  .tiers{gap:10px}
  .tier{padding:20px 18px}
  .tier .fit{min-height:0}
  section{padding:44px 0}
  .sec-h{margin-bottom:24px}
  .sec-h h2{font-size:20px}
  .sec-h p{font-size:12.5px}
  .cta{padding:24px 20px;display:block}
  .cta h3{font-size:18px}
  .cta .btn{flex:1;text-align:center}
  .scene{padding:20px}
  .scene h3{font-size:15.5px}
  .pcard{padding:18px}
  .billcard{padding:18px}
  .btotal b{font-size:19px}
  .pat b{font-size:24px}
  .fr{flex-direction:column;gap:8px;font-size:11px}
  .p-hero{padding:18px 0 30px}
  .p-lead{font-size:14.5px}
  .p-kpis{grid-template-columns:1fr 1fr;gap:9px}
  .p-body{padding:36px 0}
  .prose h2{font-size:17px}
  .prose p{font-size:13.5px}
  .crumb{padding-top:12px;font-size:11px}
  .film-band .inner{padding:22px 18px}
  .film-band .play-big{width:50px;height:50px}
  .film-band .txt h3{font-size:17px}
  .film-band .txt p{font-size:12px}
  .film-band .meta{font-size:10px;gap:10px}

  /* 宽表格转卡片：thead 文字由 JS 自动注入 data-label */
  .tscroll{border:0;overflow:visible}
  table{min-width:0;display:block}
  thead{display:none}
  tbody{display:block}
  table tr{
    display:grid;grid-template-columns:1fr;gap:2px;
    background:var(--panel);border:1px solid var(--line);border-radius:9px;
    padding:13px 15px;margin-bottom:10px;
  }
  table td{
    display:flex;justify-content:space-between;align-items:baseline;gap:14px;
    border:0;padding:4px 0;font-size:12.5px;text-align:right;min-height:22px;
  }
  table td:before{
    content:attr(data-label);color:var(--ink3);font-size:11.5px;text-align:left;
    flex:none;letter-spacing:.02em;
  }
  table td:first-child{
    display:block;text-align:left;font-size:14.5px;font-weight:600;color:var(--ink);
    padding:0 0 9px;margin-bottom:5px;border-bottom:1px solid var(--line);
  }
  table td:first-child:before{display:none}
  table tr:hover td{background:transparent}

  /* 产品详情侧栏在手机上转为底部信息块 */
  .sidebox .btn{padding:12px}
}

@media(max-width:380px){
  .kpis{grid-template-columns:1fr}
  .legend{font-size:9.5px}
}

/* 触屏设备取消 hover 位移，避免点按抖动 */
@media(hover:none){
  .pcard:hover{transform:none}
  .film-band:hover .bg{transform:none}
}


/* ===== print（投标附件直接用浏览器打印成 PDF） ===== */
@media print{
  :root{--bg:#fff;--panel:#fff;--panel2:#fff;--line:#d8dde5;--line2:#b9c2ce;--ink:#111;--ink2:#333;--ink3:#666;--cy:#0b6b7d}
  body{background:#fff;color:#111;font-size:11pt}
  header,.cockpit .dash,.pools,.legend,.cta,.side .btn,footer .fr a,.mbar,.drawer,.film-band,.play-big{display:none !important}
  body{padding-bottom:0}
  .panel,.mod,.scene,.pcard,.sidebox,.billcard,.pat{border:1px solid #ccc !important;background:#fff !important}
  .kpi:after,.ph .t:before{background:#0b6b7d !important}
  section{padding:18pt 0;page-break-inside:avoid}
  h1,h2,h3{color:#111 !important}
  .p-lead,.prose p,.fgrp li,.spec2 td{color:#333 !important}
}

/* 知识产权卡（数据驱动版，无大字号数字） */
.pat{padding-top:30px}
.pat .ptype{
  font-family:ui-monospace,monospace;font-size:10px;letter-spacing:.16em;
  color:var(--cy);margin-bottom:9px;
}
.pat span{display:block;font-size:13.5px;color:var(--ink);line-height:1.6;margin-bottom:7px}
.pat small{display:block;margin-top:0;font-size:11px;color:var(--ink3)}
.pat .tg{position:absolute;top:10px;right:10px;color:var(--am);border:1px solid rgba(251,191,36,.3);padding:1px 5px;border-radius:3px;font-size:9px;background:rgba(251,191,36,.06)}