:root{--bg:#070b16;--panel:#0d1426;--panel2:#101a33;--line:#1d2a4a;--txt:#dbe4ff;--dim:#8194c0;--cyan:#38bdf8;--blue:#4f7cff;--grad:linear-gradient(90deg,#38bdf8,#4f7cff)}
*{margin:0;padding:0;box-sizing:border-box}
body{background:var(--bg);color:var(--txt);font-family:"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.65}
a{text-decoration:none;color:inherit}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
header{position:sticky;top:0;z-index:50;background:rgba(7,11,22,.8);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;height:64px;gap:32px}
.logo{font-weight:800;font-size:19px;letter-spacing:2px;white-space:nowrap}
.logo b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.logo small{color:var(--dim);font-weight:400;font-size:11px;display:block;letter-spacing:3px}
.nav .links{display:flex;gap:26px;margin-left:auto;color:var(--dim);font-size:14px}
.nav .links a:hover,.nav .links a.on{color:#fff}
.btn-q{background:var(--grad);color:#04101f;font-weight:700;padding:8px 20px;border-radius:6px;font-size:14px;white-space:nowrap}
.btn-lang{border:1px solid var(--line);color:var(--dim);font-weight:600;padding:6px 14px;border-radius:6px;font-size:13px;white-space:nowrap;transition:.2s}
.btn-lang:hover{border-color:var(--cyan);color:var(--cyan)}
.crumb{padding:26px 0 0;color:var(--dim);font-size:13px}
.crumb b{color:var(--cyan);font-weight:500}
.hero{position:relative;overflow:hidden;padding:74px 0 64px;background:radial-gradient(600px 300px at 80% 10%,rgba(79,124,255,.18),transparent),radial-gradient(500px 300px at 10% 90%,rgba(56,189,248,.12),transparent)}
.hero.pd{padding:34px 0 54px}
.hero.pd.plain{padding:26px 0 40px}
.grid-bg{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:44px 44px;opacity:.25;-webkit-mask-image:radial-gradient(ellipse at 50% 0%,#000 30%,transparent 75%);mask-image:radial-gradient(ellipse at 50% 0%,#000 30%,transparent 75%)}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}
.hero h1{font-size:40px;line-height:1.25;font-weight:800}
.hero h1 span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{color:var(--dim);font-size:15.5px;margin:18px 0 28px;max-width:540px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.badge{display:inline-block;font-size:12px;color:var(--cyan);border:1px solid var(--cyan);border-radius:20px;padding:3px 14px;letter-spacing:2px;margin-bottom:14px}
.btn{padding:12px 28px;border-radius:8px;font-weight:700;font-size:15px;display:inline-block}
.btn-main{background:var(--grad);color:#04101f}
.btn-buy{background:linear-gradient(90deg,#ffb020,#ff7a1a);color:#04101f}
.bfilter{margin:0 0 14px;padding:10px 16px;background:var(--panel2);border:1px solid var(--line);border-radius:8px;font-size:13.5px;color:var(--dim);display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.bfilter b{color:var(--cyan)}
.bfilter a{color:var(--cyan);font-weight:600;cursor:pointer}
.tbbuy{display:inline-block;padding:6px 16px;border-radius:6px;background:linear-gradient(90deg,#ffb020,#ff7a1a);color:#04101f;font-weight:700;font-size:13px;white-space:nowrap}
.tbbuy:hover{filter:brightness(1.08)}
.tbbuy.inq{background:rgba(56,189,248,.1);color:var(--cyan);border:1px solid rgba(56,189,248,.4)}
.tbdoc{display:inline-block;padding:6px 14px;border-radius:6px;border:1px solid var(--line);color:var(--txt);font-size:13px;white-space:nowrap;margin-right:8px;transition:.2s}
.tbdoc:hover{border-color:var(--cyan);color:var(--cyan)}
.tbc{text-align:center;white-space:nowrap}
.btn-line{border:1px solid var(--line);color:var(--txt);background:rgba(255,255,255,.03)}
.btn-sm{padding:9px 20px;font-size:13.5px}
.mock{background:var(--panel2);border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:0 30px 80px rgba(0,0,0,.5);position:relative}
.mock::before{content:"";position:absolute;inset:-1px;border-radius:16px;padding:1px;background:linear-gradient(135deg,rgba(56,189,248,.5),transparent 40%);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;pointer-events:none}
.mock .dot{width:9px;height:9px;border-radius:50%;background:#2a3a63;display:inline-block;margin-right:6px}
.mock .row{display:flex;justify-content:space-between;gap:14px;font-size:12.5px;color:var(--dim);border-bottom:1px dashed var(--line);padding:10px 2px}
.mock .row b{color:var(--cyan);font-weight:600;text-align:right}
.mock .bar{height:10px;border-radius:5px;background:#16213e;margin:12px 0}
.mock .tagline{margin-top:14px;font-size:13px;color:var(--txt)}
.mock .tagline code{font-family:ui-monospace,monospace;color:var(--cyan);background:rgba(56,189,248,.08);padding:2px 8px;border-radius:4px;font-size:12px}
.mock .cap{margin-top:6px;font-size:12px;color:var(--cyan);letter-spacing:1px}
.stats{display:flex;gap:60px;justify-content:center;flex-wrap:wrap;padding:44px 0;border-bottom:1px solid var(--line)}
.stats .num{font-size:30px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;text-align:center}
.stats .lbl{color:var(--dim);font-size:13px;text-align:center}
section{padding:70px 0}
section.tight{padding:36px 0}
.sec-head{text-align:center;margin-bottom:42px}
.sec-head.left{text-align:left;margin-bottom:26px}
.sec-head .k{font-size:12px;letter-spacing:4px;color:var(--cyan)}
.sec-head h2{font-size:29px;margin-top:8px}
.sec-head p{color:var(--dim);margin-top:10px}
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cards2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.cards4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:26px;transition:.2s;display:block}
.card:hover{border-color:var(--blue);transform:translateY(-3px)}
.card h3{font-size:17px;margin-bottom:8px}
.card p{color:var(--dim);font-size:13.5px}
.card .meta{margin-top:14px;font-size:12px;color:var(--cyan)}
.card .cat{font-size:11.5px;letter-spacing:2px;color:var(--cyan)}
.hero-product{background:var(--panel);border:1px solid var(--line);border-radius:20px;display:grid;grid-template-columns:1fr 1fr;overflow:hidden}
.hp-left{padding:44px}
.hp-left .badge{display:inline-block;font-size:12px;color:var(--cyan);border:1px solid var(--cyan);border-radius:20px;padding:3px 14px;letter-spacing:2px}
.hp-left h2{font-size:30px;margin:18px 0 10px}
.hp-left .pos{color:var(--cyan);font-weight:600;margin-bottom:14px}
.hp-left p{color:var(--dim);font-size:14.5px}
.hp-left ul{list-style:none;margin:20px 0 26px}
.hp-left li{padding:8px 0 8px 26px;position:relative;font-size:14px;border-bottom:1px dashed var(--line)}
.hp-left li::before{content:"▸";position:absolute;left:4px;color:var(--cyan)}
.hp-right{background:radial-gradient(400px 260px at 70% 30%,rgba(79,124,255,.25),transparent),var(--panel2);display:flex;align-items:center;justify-content:center;position:relative;padding:30px}
.box3d{width:200px;height:120px;border-radius:12px;background:linear-gradient(135deg,#1b2a52,#0d1426);border:1px solid #2a3a63;box-shadow:0 30px 60px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.06);position:relative}
.box3d::after{content:"";position:absolute;inset:14px;border-radius:6px;background:linear-gradient(135deg,rgba(56,189,248,.35),rgba(79,124,255,.15));box-shadow:inset 0 0 30px rgba(56,189,248,.25)}
.box3d .led{position:absolute;right:16px;bottom:14px;width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.hp-photo{width:100%;max-width:420px;border-radius:16px;border:1px solid var(--line);display:block;object-fit:cover}
.buy-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.buy-item{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px 20px}
.buy-item b{display:block;color:var(--cyan);font-size:13px;letter-spacing:1px;margin-bottom:8px}
.buy-item span{color:var(--dim);font-size:13px;line-height:1.6}
.iq-overlay{display:none;position:fixed;inset:0;background:rgba(3,8,22,.72);z-index:999;align-items:center;justify-content:center;padding:20px}
.iq-overlay.on{display:flex}
.iq-modal{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:30px;width:100%;max-width:460px;position:relative;max-height:92vh;overflow:auto}
.iq-close{position:absolute;top:14px;right:16px;background:none;border:none;color:var(--dim);font-size:28px;cursor:pointer;line-height:1}
.iq-close:hover{color:var(--txt)}
.iq-modal h3{font-size:19px;margin-bottom:6px}
.iq-sub{color:var(--dim);font-size:13px;margin-bottom:20px}
.iq-field{margin-bottom:14px}
.iq-field label{display:block;font-size:12.5px;color:var(--dim);margin-bottom:6px}
.iq-field input{width:100%;background:var(--panel2);border:1px solid var(--line);border-radius:8px;padding:11px 14px;color:var(--txt);font-size:14px;font-family:inherit;outline:none;box-sizing:border-box}
.iq-field input:focus{border-color:var(--cyan)}
.iq-field input[readonly]{color:var(--cyan)}
.iq-actions{display:flex;gap:12px;margin-top:20px;flex-wrap:wrap}
.iq-note{margin-top:14px;color:var(--dim);font-size:12px;line-height:1.55}
.vgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px}
.vcard{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px 18px;display:flex;gap:12px;align-items:flex-start;transition:.2s}
.vcard:hover{border-color:var(--cyan)}
.vplay{flex:0 0 22px;width:22px;height:22px;margin-top:2px;border-radius:50%;background:var(--grad);position:relative}
.vplay::after{content:"";position:absolute;left:9px;top:6px;border-left:8px solid #04101f;border-top:5px solid transparent;border-bottom:5px solid transparent}
.vt{color:var(--txt);font-size:13.5px;line-height:1.5}
.vb{color:var(--dim);font-size:11.5px;margin-top:4px;white-space:nowrap}
.flow{display:grid;grid-template-columns:repeat(4,1fr);text-align:center;margin-top:10px}
.flow.five{grid-template-columns:repeat(5,1fr)}
.flow .step{padding:26px 16px;border-left:1px solid var(--line)}
.flow .step:first-child{border-left:none}
.flow .n{font-size:12.5px;color:var(--cyan);letter-spacing:2px}
.flow h3{font-size:16px;margin:8px 0 6px}
.flow p{color:var(--dim);font-size:12.5px}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.fcard{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:24px;transition:.2s}
.fcard:hover{border-color:var(--blue)}
.fcard .n{font-size:11.5px;letter-spacing:3px;color:var(--cyan)}
.fcard h3{font-size:16.5px;margin:10px 0 8px}
.fcard p{color:var(--dim);font-size:13.5px}
.models-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.mrow{display:flex;justify-content:space-between;gap:16px;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:14px 18px;font-size:13.5px;transition:.2s}
.mrow:hover{border-color:var(--blue)}
.mrow .mn{font-weight:600}
.mrow .md{color:var(--dim);font-size:12.5px;margin-top:2px}
.mrow .mt{color:var(--cyan);font-size:12.5px;white-space:nowrap;align-self:center}
.spec{background:var(--panel);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.spec table{width:100%;border-collapse:collapse;font-size:14px}
.spec th{background:var(--panel2);text-align:left;padding:14px 24px;font-size:12px;letter-spacing:2px;color:var(--cyan);font-weight:600}
.spec td{padding:12px 24px;border-bottom:1px solid var(--line);vertical-align:top}
.spec td:first-child{color:var(--dim);width:190px;font-size:13px}
.spec tr:last-child td{border-bottom:none}
.tagrow{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.tagrow a{cursor:pointer}
.tagrow span{font-size:12px;color:var(--txt);background:var(--panel2);border:1px solid var(--line);border-radius:6px;padding:4px 12px;display:inline-block;transition:.2s}
.tagrow a:hover span{border-color:var(--cyan);color:var(--cyan)}
.note{background:var(--panel2);border:1px dashed var(--line);border-radius:12px;padding:16px 22px;color:var(--dim);font-size:13px;margin-bottom:26px}
.note b{color:var(--cyan);font-weight:600}
.line-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:30px;margin-bottom:20px;display:grid;grid-template-columns:230px 1fr 190px;gap:30px;align-items:start;transition:.2s}
.line-card:hover{border-color:var(--blue)}
.line-card .cat{font-size:11.5px;letter-spacing:3px;color:var(--cyan)}
.line-card h3{font-size:20px;margin:8px 0 10px}
.line-card .desc{color:var(--dim);font-size:13.5px}
.line-card .cta{justify-self:end;text-align:right}
.sol{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:32px;margin-bottom:22px;display:grid;grid-template-columns:290px 1fr;gap:38px;transition:.2s}
.sol:hover{border-color:var(--blue)}
.sol .no{font-size:12.5px;letter-spacing:3px;color:var(--cyan)}
.sol h2{font-size:22px;margin:10px 0 8px}
.sol .who{color:var(--dim);font-size:13px}
.sol p{color:var(--dim);font-size:14px}
.stack{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:18px}
.stack div{background:var(--panel2);border:1px solid var(--line);border-radius:8px;padding:12px 14px;font-size:12.5px}
.stack b{display:block;color:var(--cyan);font-size:11px;letter-spacing:1px;margin-bottom:4px}
.pill{display:inline-block;font-size:11px;color:var(--cyan);border:1px solid var(--cyan);border-radius:20px;padding:2px 12px;margin:14px 8px 0 0}
.cta-row{margin-top:18px;display:flex;gap:12px;flex-wrap:wrap}
.final{background:var(--grad);border-radius:18px;padding:46px;text-align:center;color:#04101f}
.final h2{font-size:25px;margin-bottom:10px}
.final p{margin-bottom:24px;font-weight:500}
.final .btn{background:#04101f;color:#fff}
.doc-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.dcard{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:24px;transition:.2s}
.dcard:hover{border-color:var(--blue)}
.dcard .num{font-size:24px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.dcard h3{font-size:16.5px;margin:6px 0 8px}
.dcard p{color:var(--dim);font-size:13px}
.dcard .kicker{display:inline-block;font-size:11.5px;letter-spacing:2px;color:var(--cyan);border:1px solid var(--line);border-radius:20px;padding:3px 12px}
.dcard .tags{margin-top:12px;padding-top:12px;border-top:1px dashed var(--line);font-size:12px;color:var(--dim)}
.dcard .more{margin-top:14px;font-size:12.5px;color:var(--cyan)}
.dcard:hover .more{text-decoration:underline}
.cgroup{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px 24px;margin-bottom:16px}
.cgroup h3{font-size:14.5px;color:var(--cyan);font-weight:600;margin-bottom:4px}
ul.clist{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:0 24px;margin-top:8px}
ul.clist li{font-size:13px;color:var(--dim);padding:6px 0 6px 15px;position:relative;border-bottom:1px dashed rgba(29,42,74,.65)}
ul.clist li::before{content:"·";position:absolute;left:3px;color:var(--cyan)}
.map-item{display:flex;justify-content:space-between;border-bottom:1px dashed var(--line);padding:11px 4px;font-size:14px}
.map-item span{color:var(--dim);font-size:12.5px}
footer{border-top:1px solid var(--line);padding:40px 0;color:var(--dim);font-size:13px;text-align:center}
.fcols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;text-align:left;padding-bottom:26px;border-bottom:1px solid var(--line);margin-bottom:22px}
.fcols h4{font-size:14px;color:var(--txt);margin-bottom:12px}
.fcols p,.fcols a{font-size:12.5px;color:var(--dim);display:block;padding:3px 0}
.fcols a:hover{color:var(--cyan)}
.tpl-grid{display:grid;grid-template-columns:1.45fr 1fr;gap:22px;align-items:start}
.tpl{background:var(--panel2);border:1px solid var(--line);border-radius:16px;padding:22px 26px}
.tpl .cap{font-size:11.5px;letter-spacing:2px;color:var(--cyan);margin-bottom:14px}
.tpl pre{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px;line-height:2.05;color:var(--txt);white-space:pre-wrap;word-break:break-word}
.tpl pre em{color:var(--cyan);font-style:normal}
.tpl pre b{color:#fff;font-weight:700}
.tpl-note{margin-top:14px;font-size:12.5px;color:var(--dim)}
button.btn{cursor:pointer;font-family:inherit;border:none;color:inherit}
.tpl-cta{margin-top:20px;display:flex;gap:12px;flex-wrap:wrap}
.why{list-style:none;margin-top:4px}
.why li{font-size:13px;color:var(--dim);padding:7px 0 7px 20px;position:relative;border-bottom:1px dashed var(--line)}
.why li::before{content:"▸";position:absolute;left:2px;color:var(--cyan)}
.why li b{color:var(--txt);font-weight:600}
/* ---- 站内文档：搜索 + 正文页 ---- */
.docsearch{position:relative;margin-bottom:20px;display:flex;gap:12px}
.docsearch input{flex:1;width:auto;background:var(--panel2);border:1.5px solid #2a3a63;border-radius:12px;padding:17px 22px;color:var(--txt);font-size:16px;font-family:inherit;outline:none;transition:.2s}
.docsearch input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(56,189,248,.15)}
.docsearch input::placeholder{color:#5f7099}
.ds-btn{background:var(--grad);color:#04101f;font-weight:700;padding:0 32px;border-radius:12px;border:none;font-size:15.5px;cursor:pointer;white-space:nowrap;letter-spacing:3px;transition:.2s}
.ds-btn:hover{filter:brightness(1.12)}
.dsres{display:none;position:absolute;left:0;right:0;top:calc(100% + 8px);background:var(--panel);border:1px solid var(--line);border-radius:12px;max-height:420px;overflow:auto;z-index:60;box-shadow:0 24px 60px rgba(0,0,0,.55);text-align:left}
.dsres.on{display:block}
.dsres a{display:block;padding:11px 18px;border-bottom:1px dashed var(--line);font-size:13.5px;color:var(--txt)}
.dsres a:hover{background:var(--panel2);color:var(--cyan)}
.dsres a span{display:block;font-size:11.5px;color:var(--dim);margin-top:2px}
.dsres .no{padding:16px 18px;color:var(--dim);font-size:13px}
.docwrap{display:grid;grid-template-columns:268px 1fr;gap:34px;max-width:1240px;margin:0 auto;padding:30px 24px 70px;align-items:start}
.docside{position:sticky;top:18px;max-height:calc(100vh - 36px);overflow:auto;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px 18px}
.ds-cat{display:block;font-size:13px;color:var(--cyan);font-weight:600;margin-bottom:10px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.ds-g{font-size:11px;letter-spacing:1.5px;color:var(--dim);margin:10px 0 6px}
.ds-o{display:block;font-size:12.5px;color:var(--dim);padding:4px 0}
.ds-o:hover{color:var(--cyan)}
ul.ds-list{list-style:none}
ul.ds-list li a{display:block;font-size:12.5px;color:var(--dim);padding:6px 8px;border-radius:6px;line-height:1.5}
ul.ds-list li a:hover{background:var(--panel2);color:var(--cyan)}
ul.ds-list li.on a{background:rgba(56,189,248,.12);color:var(--cyan);font-weight:600}
.ds-back{display:block;margin-top:16px;padding-top:12px;border-top:1px solid var(--line);font-size:12.5px;color:var(--dim)}
.ds-back:hover{color:var(--cyan)}
.docbody{min-width:0}
.docbody h1{font-size:26px;line-height:1.35;margin:12px 0 8px}
.docmeta{font-size:12.5px;color:var(--dim);padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:20px}
.doc-content{font-size:14.5px;line-height:1.85}
.doc-content h2{font-size:20px;margin:28px 0 12px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.doc-content h3{font-size:16.5px;margin:22px 0 10px;color:#cfe0ff}
.doc-content h4{font-size:15px;margin:18px 0 8px;color:#cfe0ff}
.doc-content p{margin:10px 0}
.doc-content ul,.doc-content ol{margin:10px 0 12px 24px}
.doc-content li{margin:4px 0}
.doc-content a{color:var(--cyan)}
.doc-content img{max-width:100%;height:auto;border-radius:10px;border:1px solid var(--line);background:#fff;margin:10px 0;display:block}
.doc-content code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px;background:rgba(56,189,248,.1);color:var(--cyan);padding:1px 6px;border-radius:4px}
.doc-content pre{background:#0a1020;border:1px solid var(--line);border-radius:10px;padding:14px 18px;overflow:auto;margin:14px 0}
.doc-content pre code{background:none;color:var(--txt);padding:0}
.doc-content blockquote{border-left:3px solid var(--cyan);background:var(--panel2);padding:10px 18px;margin:14px 0;color:var(--dim);border-radius:0 8px 8px 0}
.doc-content hr{border:none;border-top:1px solid var(--line);margin:24px 0}
.doc-content .tw{overflow-x:auto;margin:16px 0}
.doc-content table{width:100%;border-collapse:collapse;font-size:13.5px}
.doc-content th,.doc-content td{border:1px solid var(--line);padding:9px 13px;vertical-align:top;text-align:left}
.doc-content th{background:var(--panel2);color:var(--cyan);font-weight:600}
.doc-content tr:nth-child(even) td{background:rgba(255,255,255,.018)}
.docnav{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-top:36px;padding-top:22px;border-top:1px solid var(--line);font-size:13px}
.docnav a{color:var(--cyan)}
.docnav .dn-c{color:var(--dim)}
.doc-foot{margin-top:22px;padding:16px 20px;background:var(--panel);border:1px dashed var(--line);border-radius:12px;font-size:13px;color:var(--dim)}
.doc-foot a{color:var(--cyan)}
@media(max-width:900px){.docwrap{grid-template-columns:1fr}.docside{position:static;max-height:none}}
@media(max-width:1024px){
  .hero .wrap{grid-template-columns:1fr;gap:34px}
  .hero .mock{max-width:540px}
  .line-card{grid-template-columns:1fr;gap:18px}
  .line-card .cta{justify-self:start;text-align:left}
  .tpl-grid{grid-template-columns:1fr}
  .hero-product{grid-template-columns:1fr}
  .cards4{grid-template-columns:repeat(2,1fr)}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .models-grid{grid-template-columns:1fr}
  .dl-grid{grid-template-columns:1fr}
  .stack{grid-template-columns:repeat(2,1fr)}
  .fcols{grid-template-columns:1fr 1fr;gap:24px}
}
@media(max-width:768px){
  .wrap{padding:0 16px}
  .nav{height:56px;gap:12px}
  .logo{font-size:16px;letter-spacing:1px}
  .logo small{display:none}
  .nav .links{gap:15px;font-size:12.5px;margin-left:auto;overflow-x:auto;white-space:nowrap;-webkit-overflow-scrolling:touch}
  .btn-q{padding:6px 13px;font-size:13px}
  .hero{padding:44px 0 40px}
  .hero.pd{padding:24px 0 40px}
  .hero .wrap{gap:26px}
  .hero h1{font-size:27px}
  .hero .sub{font-size:14.5px;margin:14px 0 22px}
  .mock{padding:16px}
  .stats{gap:26px;padding:32px 0}
  .stats .num{font-size:24px}
  section{padding:48px 0}
  section.tight{padding:28px 0}
  .sec-head{margin-bottom:26px}
  .sec-head h2{font-size:22px}
  .cards2,.cards3,.cards4,.feat-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .flow .step{border-left:none;border-top:1px solid var(--line);padding:18px 8px}
  .flow .step:first-child{border-top:none}
  .hero-product{grid-template-columns:1fr}
  .hp-left{padding:26px 20px}
  .hp-left h2{font-size:23px}
  .line-card{padding:22px}
  .buy-grid{grid-template-columns:1fr}
  .vgrid{grid-template-columns:1fr}
  .docsearch{flex-direction:column;gap:10px}
  .docsearch input{padding:14px 16px;font-size:15px}
  .ds-btn{padding:13px 0;width:100%}
  .spec table{font-size:13px}
  .spec th{padding:12px 14px}
  .spec td{padding:10px 14px}
  .spec td:first-child{width:112px;font-size:12.5px}
  .final{padding:30px 20px}
  .final h2{font-size:20px}
  .btn{padding:11px 20px;font-size:14px}
  .fcols{grid-template-columns:1fr;gap:20px}
  .iq-modal{padding:24px 20px}
  .iq-field input{font-size:15px}
  .crumb{font-size:12px}
  .mock .row{flex-direction:column;gap:3px;align-items:flex-start}
  .mock .row b{text-align:left;word-break:break-word}
}

.gw-row{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:34px;margin-bottom:22px}
.gw-copy .tag{font-size:11.5px;letter-spacing:3px;color:var(--cyan)}
.gw-copy h3{font-size:23px;margin:8px 0 12px}
.gw-copy p{color:var(--dim);font-size:14.5px;max-width:820px}
.gw-copy ul{list-style:none;margin:16px 0 0;display:grid;grid-template-columns:repeat(3,1fr);gap:0 26px}
.gw-copy li{padding:7px 0 7px 24px;position:relative;font-size:13.5px;border-bottom:1px dashed var(--line)}
.gw-copy li::before{content:"▸";position:absolute;left:2px;color:var(--cyan)}
.gw-visual{background:var(--panel2);border:1px solid var(--line);border-radius:14px;padding:18px;margin:24px auto 0;max-width:780px}
.gw-visual svg{display:block;width:100%;height:auto}
.summary-box{background:var(--panel2);border:1px solid var(--line);border-left:3px solid var(--cyan);border-radius:12px;padding:22px 26px}
.summary-box h3{font-size:16px;margin-bottom:10px}
.summary-box p{color:var(--dim);font-size:14px;margin-bottom:7px}
.summary-box b{color:var(--txt)}
details.qa{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px 22px;margin-bottom:12px}
details.qa summary{cursor:pointer;font-weight:600;font-size:15px;list-style:none}
details.qa summary::-webkit-details-marker{display:none}
details.qa summary::before{content:"Q  ";color:var(--cyan);font-weight:800}
details.qa[open] summary{margin-bottom:10px}
details.qa p{color:var(--dim);font-size:13.5px;padding-left:22px;position:relative}
details.qa p::before{content:"A";position:absolute;left:0;color:var(--cyan);font-weight:800}

.dl-sec{margin-bottom:38px}
.dl-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.dl{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px;display:flex;flex-direction:column;gap:10px;transition:.2s}
.dl:hover{border-color:var(--blue)}
.dl .top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.dl h3{font-size:16px}
.dl p{color:var(--dim);font-size:13px;flex:1}
.dl .fmt{font-size:11px;color:var(--cyan);border:1px solid var(--cyan);border-radius:20px;padding:2px 11px;white-space:nowrap}
.dl .fmt.need{color:#fbbf24;border-color:#fbbf24}
.dl .acts{display:flex;gap:10px;flex-wrap:wrap}
.dl .btn{padding:9px 18px;font-size:13px}