/* ===== 中商起航 2.0 样式 =====
   视觉沿用 1.0：航海蓝 + 航标金，暖灰背景，白色圆角卡片。 */
:root{
  --navy:#003D69;--navy-deep:#021E36;--blue:#1f6fb8;--gold:#C99B42;--gold-soft:#F1D9A5;
  --bg:#eef0f4;--card:#fff;--ink:#1c2230;--muted:#6b7488;--line:#e6e9f0;--dark:#23262d;
  --ok:#2E7D4F;--warn:#e8872b;--red:#b8412f;--tg:#229ED9;--wx:#07C160;--accent:#1f6fb8;
  --warm:#faf7f0;--radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.65 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;font-feature-settings:"tnum"}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
img{max-width:100%}
[hidden]{display:none!important}
.muted{color:var(--muted)}
.container{max-width:1240px;margin:20px auto;padding:0 20px}
.eyebrow{font-size:11px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin:34px 0 14px}
.sec-head h2{margin:2px 0 0;font-size:24px;line-height:1.25}
.sec-head .more{color:var(--blue);font-weight:600;font-size:14px;white-space:nowrap}
.panel{background:var(--card);border-radius:var(--radius);padding:26px 30px;margin-bottom:20px;box-shadow:0 1px 2px rgba(20,30,60,.04)}
.panel h2{margin:2px 0 14px;font-size:18px}

/* ---- 顶栏 ---- */
.nav-shell{background:var(--dark);color:#e8eaf0;position:sticky;top:0;z-index:40}
.nav-wrap{max-width:1240px;margin:0 auto;padding:10px 20px;display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;color:#fff;white-space:nowrap}
.brand-mark{width:36px;height:36px;border-radius:9px;background:var(--navy);display:grid;place-items:center;overflow:hidden;padding:5px}
.brand-mark img{width:100%;height:100%;object-fit:contain}
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid #444;color:#fff;border-radius:8px;padding:4px 10px;font-size:18px}
.nav-collapse{display:flex;align-items:center;gap:14px;flex:1;flex-wrap:nowrap;min-width:0}
.nav-links{display:flex;gap:4px}
.nav-links a{padding:8px 10px;font-size:14px;color:#c9cdd8;border-bottom:2px solid transparent;white-space:nowrap}
.nav-links a:hover{color:#fff}
.nav-links a.active{color:#fff;border-bottom-color:var(--gold)}
.search{display:flex;align-items:center;background:#171a20;border-radius:999px;padding:4px 4px 4px 16px;flex:0 1 240px;min-width:140px}
.search input{flex:1;background:none;border:0;color:#fff;outline:0;font-size:13px;min-width:0}
.search input::placeholder{color:#7d8496}
.search button{background:var(--blue);color:#fff;border:0;border-radius:999px;padding:6px 16px;font-size:13px}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;font-size:14px;white-space:nowrap}
.langs{display:flex;background:#171a20;border-radius:999px;padding:3px}
.langs a{padding:4px 11px;border-radius:999px;font-size:12.5px;color:#aab0c0}
.langs a.on{background:#3a3f4a;color:#fff}
.btn-primary{display:inline-block;background:var(--blue);color:#fff;padding:9px 18px;border-radius:999px;font-weight:600;font-size:14px;border:0}
.btn-gold{display:inline-block;background:var(--gold);color:#08233D;padding:11px 26px;border-radius:999px;font-weight:700;font-size:14px;border:0}
.btn-ghost{display:inline-block;background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.45);border-radius:999px;padding:10px 24px;font-weight:600;font-size:14px}
.btn-ghost:hover{border-color:#fff}
.btn-line{display:inline-block;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:999px;padding:8px 18px;font-weight:600;font-size:14px}
.btn-line:hover{border-color:var(--blue);color:var(--blue)}

/* ---- 公告条 ---- */
.nbar{background:linear-gradient(90deg,#0a2d4d,#003D69);color:#F1D9A5;font-size:14px}
.nbar-in{max-width:1240px;margin:0 auto;padding:9px 20px;display:flex;align-items:center;gap:12px}
.nbar-tag{background:var(--gold);color:#08233D;border-radius:999px;padding:1px 10px;font-size:12px;font-weight:700;white-space:nowrap}
.nbar a{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.nbar a:hover{text-decoration:underline}
.nbar button{background:none;border:0;color:#9fb6cc;font-size:18px;line-height:1}

/* ---- 首页 ---- */
.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:34px;align-items:center;background:radial-gradient(circle at 85% 20%,#0E5A93 0,#003D69 45%,#021E36 100%);color:#fff;border-radius:26px;padding:42px 42px;margin-bottom:8px;overflow:hidden;position:relative}
.hero:after{content:"";position:absolute;left:-180px;bottom:-260px;width:520px;height:520px;border-radius:50%;border:2px solid rgba(201,155,66,.35)}
.hero-txt{position:relative;z-index:1}
.hero .eyebrow{color:var(--gold);letter-spacing:.2em}
.hero h1{margin:10px 0 14px;font-size:31px;line-height:1.25;letter-spacing:.5px}
.hero p{margin:0 0 24px;color:#C9D7E6;font-size:15px;line-height:1.75}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap}
.rep-line{margin-top:16px;display:inline-block;background:rgba(201,155,66,.18);border:1px solid rgba(201,155,66,.55);color:var(--gold-soft);border-radius:999px;padding:6px 16px;font-size:14px}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;position:relative;z-index:1}
.hero-tile{padding:0;border:0;border-radius:16px;overflow:hidden;background:#000;aspect-ratio:1/1;box-shadow:0 10px 30px rgba(0,0,0,.35);transition:.2s;display:block}
.hero-tile:hover{transform:translateY(-3px)}
.hero-tile img{width:100%;height:100%;object-fit:cover;display:block}

.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid #ddd5c3;background:var(--warm);border-radius:var(--radius);padding:8px 30px 26px}
.step{padding:22px 24px 4px 0;position:relative}
.step + .step{padding-left:24px;border-left:1px solid #e6dfcf}
.step i{display:block;font-style:normal;font-family:Georgia,"Times New Roman",serif;color:var(--gold);font-size:20px;letter-spacing:.06em;margin-bottom:12px}
.step h3{margin:0 0 6px;font-size:18px;line-height:1.35}
.step p{margin:0 0 12px;color:var(--muted);font-size:14px}
.step .btn-line{padding:6px 16px;font-size:13px}
.feats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.feat{background:#fff;border-radius:18px;padding:22px 22px 20px;border:1px solid transparent}
.feat:hover{border-color:var(--gold)}
.feat-ico{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--navy),#0E5A93);color:var(--gold-soft);display:grid;place-items:center;font-size:18px;margin-bottom:12px}
.feat h3{margin:0 0 4px;font-size:16px}
.feat p{margin:0;color:var(--muted);font-size:13.5px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.two .panel{margin-bottom:0}
.disc{margin:0;padding-left:18px;color:#4a5568;font-size:14px}
.disc li{margin:6px 0}
.antifake{margin-top:14px;background:#fff7ec;border:1px solid #f0d9b3;border-radius:14px;padding:12px 14px;font-size:14px}
.news-row{display:block;padding:12px 0;border-top:1px solid var(--line)}
.news-row:first-of-type{border-top:0}
.news-row b{display:block}
.news-row small{color:var(--muted)}
.art-row{display:grid;grid-template-columns:1fr auto;gap:2px 14px;align-items:center;padding:12px 0;border-top:1px solid var(--line)}
.art-row:first-of-type{border-top:0}
.art-row:hover .art-t{color:var(--blue)}
.art-t{font-weight:600}.art-d{grid-column:1;color:var(--muted);font-size:13px}
.art-row i{grid-column:2;grid-row:1/3;font-style:normal;font-size:22px;color:var(--muted)}

/* ---- 商品卡 ---- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;display:flex;flex-direction:column;gap:10px;transition:.15s;min-width:0}
.card:hover{box-shadow:0 8px 24px rgba(30,50,100,.1);transform:translateY(-2px)}
.cover-wrap{position:relative;display:block;border-radius:14px;overflow:hidden;background:#111;aspect-ratio:1/1}
.cover{width:100%;height:100%;object-fit:cover;display:block}
.ov{position:absolute;left:0;right:0;bottom:0;padding:26px 12px 10px;display:flex;justify-content:space-between;align-items:center;gap:8px;background:linear-gradient(180deg,rgba(4,10,18,0),rgba(4,10,18,.72))}
.ov-plan{max-width:58%;color:#fff;font-weight:700;font-size:15px;line-height:1.3;text-shadow:0 1px 8px rgba(0,0,0,.5)}
.ov-price{background:var(--gold);color:#14130F;font-weight:800;font-size:19px;line-height:1.1;padding:6px 12px;border-radius:10px;text-align:right;box-shadow:0 6px 18px rgba(0,0,0,.35)}
.ov-price small{display:block;font-size:12px;font-weight:700;opacity:.75;margin-top:2px}
.card-body{display:flex;flex-direction:column;gap:8px;flex:1}
.card h3{margin:0;font-size:16px;line-height:1.4}
.card .tagline{margin:0;color:var(--muted);font-size:13px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tags{display:flex;gap:6px;flex-wrap:wrap;font-size:12px}
.tag{padding:2px 9px;border-radius:999px;background:#e8f1ff;color:var(--blue)}
.tag.ok{background:#e6f4ec;color:var(--ok)}
.tag.warn{background:#fff3e4;color:var(--warn)}
.tag.hot{background:#ffe9e5;color:#d9482b}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:auto}
.buy{background:var(--blue);color:#fff;border:0;border-radius:999px;padding:8px 22px;font-weight:600}
.buy:hover{filter:brightness(1.08)}
.empty{color:var(--muted);padding:34px 0;text-align:center}

/* ---- 商品中心 ---- */
.pc{display:grid;grid-template-columns:220px minmax(0,1fr);gap:20px;align-items:start}
.pc>*{min-width:0}
.side{background:#fff;border-radius:18px;padding:14px;position:sticky;top:76px}
.side h3{margin:4px 8px 10px;font-size:13px;color:var(--muted);font-weight:600}
.cat{width:100%;border:0;background:none;border-radius:12px;padding:9px 10px;font-size:14px;color:var(--ink);display:flex;gap:10px;align-items:center;text-align:left}
.cat small{margin-left:auto;color:var(--muted)}
.cat:hover{background:#f3f5f9}
.cat.active{background:var(--navy);color:#fff}
.cat.active small{color:#9fb6cc}
.cat-ico{width:24px;height:24px;border-radius:7px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;flex:none;overflow:hidden}
.cat-ico img{width:15px;height:15px}
.cat-ico.letter{font-size:12px;font-weight:700;color:var(--blue)}
.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:14px}
.toolbar input[type=search]{flex:1 1 220px;border:1px solid var(--line);border-radius:999px;padding:9px 16px;font:inherit;outline:0;background:#fff}
.toolbar input:focus,.toolbar select:focus{border-color:var(--blue)}
.toolbar select{border:1px solid var(--line);border-radius:999px;padding:8px 14px;background:#fff;font:inherit;max-width:100%;min-width:0;flex:1 1 150px}
.toolbar>*{min-width:0}
.seg{display:flex;background:#fff;border:1px solid var(--line);border-radius:999px;padding:3px}
.seg button{border:0;background:none;border-radius:999px;padding:5px 14px;font-size:13px;color:var(--muted)}
.seg button.on{background:var(--navy);color:#fff}
.pc .grid.list{grid-template-columns:1fr;gap:10px}
.grid.list .card{flex-direction:row;align-items:center;padding:12px 16px;gap:16px}
.grid.list .cover-wrap{width:72px;height:72px;flex:none;border-radius:12px;aspect-ratio:auto}
.grid.list .ov{display:none}
.grid.list .card-body{flex-direction:row;align-items:center;gap:16px;flex-wrap:wrap}
.grid.list h3{min-width:150px}
.grid.list .tagline{display:none}
.grid.list .card-foot{margin:0 0 0 auto;gap:16px}
.list-price{display:none;font-weight:800;font-size:18px;white-space:nowrap}
.list-price small{color:var(--muted);font-weight:600;font-size:12px;margin-left:6px}
.grid.list .list-price{display:block}

/* ---- 商品详情 ---- */
.crumbs{font-size:13px;color:var(--muted);margin:2px 0 16px}
.crumbs a:hover{color:var(--blue)}
.pd{display:grid;grid-template-columns:minmax(0,460px) 1fr;gap:36px;align-items:start}
.pd-img{position:relative;border-radius:22px;overflow:hidden;background:#111;aspect-ratio:1/1;box-shadow:0 10px 30px rgba(20,30,60,.15)}
.pd-img .ov{padding:44px 20px 18px}
.pd-img .ov-plan{font-size:20px}
.pd-img .ov-price{font-size:26px;padding:8px 16px}
.pd h1{margin:0 0 6px;font-size:30px;line-height:1.25}
.pd .tagline{margin:0 0 12px;color:var(--muted)}
.opt{margin:18px 0 0}
.opt-t{font-size:13px;color:var(--muted);margin-bottom:8px;font-weight:600}
.opts{display:flex;flex-wrap:wrap;gap:10px}
.opts label{position:relative}
.opts input{position:absolute;opacity:0;pointer-events:none}
.opts span{display:block;border:1.5px solid var(--line);background:#fff;border-radius:14px;padding:10px 16px;font-size:14px;font-weight:600;cursor:pointer;line-height:1.35}
.opts span small{display:block;color:var(--muted);font-weight:600;font-size:12px}
.opts input:checked + span{border-color:var(--gold);box-shadow:0 0 0 3px rgba(201,155,66,.2);background:#fffaf0}
.opts input:focus-visible + span{outline:2px solid var(--blue)}
.mode-note{margin:8px 0 0;color:var(--muted);font-size:13px}
.pd-price{display:flex;align-items:baseline;gap:12px;margin:22px 0 4px}
.pd-price b{font-size:36px;line-height:1}
.pd-price small{font-size:16px;color:var(--muted);font-weight:700}
.first-tip{margin:14px 0;background:#fff7ec;border:1px solid #f0d9b3;border-radius:14px;padding:10px 14px;font-size:14px}
.qty{display:flex;align-items:center;gap:10px}
.qty button{width:34px;height:34px;border-radius:10px;border:1px solid var(--line);background:#fff;font-size:18px}
.qty input{width:56px;text-align:center;border:1px solid var(--line);border-radius:10px;padding:6px;font:inherit}
.btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:16px}
.btn-tg,.btn-wx{border:0;border-radius:14px;padding:13px 22px;color:#fff;font-weight:700;font-size:15px;text-align:left;display:block}
.btn-tg{background:var(--tg)}.btn-wx{background:var(--wx)}
.btn-tg small,.btn-wx small{display:block;font-weight:500;font-size:12px;opacity:.9;margin-top:1px}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin:34px 0 0;overflow-x:auto}
.tabs button{border:0;background:none;padding:12px 18px;font-weight:600;color:var(--muted);border-bottom:3px solid transparent;white-space:nowrap}
.tabs button.on{color:var(--ink);border-bottom-color:var(--gold)}
.tabp{background:#fff;border-radius:0 0 var(--radius) var(--radius);padding:24px 30px}
.tabp h3{margin:0 0 8px;font-size:16px}
.tabp ul,.tabp ol{padding-left:20px;margin:6px 0}
.tabp li{margin:6px 0}
.gr{border:1px solid var(--line);border-radius:14px;padding:14px 16px;margin-bottom:12px}
.gr h4{margin:0 0 6px;font-size:15px}
.gr .ex{color:var(--muted);font-size:13px;margin-top:6px}
.faq details{border-bottom:1px solid var(--line);padding:12px 0}
.faq summary{cursor:pointer;font-weight:600}
.faq p{margin:8px 0 2px;color:var(--muted)}

/* ---- 教程 ---- */
.g-hero{text-align:center;padding:38px 30px}
.g-hero h1{margin:6px 0 10px;font-size:32px}
.g-hero p{margin:0 auto 20px;max-width:620px;color:var(--muted)}
.g-search{display:flex;max-width:520px;margin:0 auto;background:#f3f5f9;border-radius:999px;padding:5px 5px 5px 20px}
.g-search input{flex:1;border:0;background:none;outline:0;font:inherit;min-width:0}
.g-search button{background:var(--blue);color:#fff;border:0;border-radius:999px;padding:9px 24px;font-weight:600}
.gtabs{display:flex;gap:8px;flex-wrap:wrap;margin:6px 0 16px}
.gtabs button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 16px;font-size:14px}
.gtabs button.on{background:var(--navy);border-color:var(--navy);color:#fff}
.glist{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.gcard{background:#fff;border-radius:18px;padding:18px 20px;border:1px solid transparent;display:flex;flex-direction:column;gap:6px;transition:.15s}
.gcard:hover{border-color:var(--gold);transform:translateY(-2px)}
.gcard h3{margin:0;font-size:16px;line-height:1.4}
.gcard p{margin:0;color:var(--muted);font-size:13.5px;flex:1}
.gmeta{display:flex;gap:10px;align-items:center;font-size:12px;color:var(--muted)}
.gtag{display:inline-block;font-size:12px;color:var(--blue);background:#e8f1ff;border-radius:999px;padding:2px 10px;white-space:nowrap}
.art{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:28px;align-items:start}
.art-main{background:#fff;border-radius:var(--radius);padding:30px 36px}
.back{display:block;color:var(--muted);font-size:14px;margin-bottom:14px}
.art-main h1{margin:10px 0 6px;font-size:30px;line-height:1.3}
.art-main .gmeta{margin-bottom:18px}
.body{font-size:16px;line-height:1.85}
.body h2{margin:30px 0 8px;font-size:20px;padding-left:12px;border-left:4px solid var(--gold);scroll-margin-top:84px}
.body h3{margin:22px 0 6px;font-size:17px}
.body ul,.body ol{padding-left:22px}.body li{margin:6px 0}
.body table{width:100%;border-collapse:collapse;margin:12px 0;font-size:15px}
.body th,.body td{border:1px solid var(--line);padding:8px 12px;text-align:left}
.body th{background:#f6f3ec}
.body code{background:#f1f3f7;border-radius:6px;padding:1px 6px;font-size:.92em}
.toc{position:sticky;top:76px;background:#fff;border-radius:18px;padding:16px 18px;font-size:14px}
.toc b{display:block;margin-bottom:8px;color:var(--muted);font-size:12px;letter-spacing:.1em}
.toc a{display:block;padding:5px 0 5px 10px;border-left:2px solid var(--line);color:var(--muted)}
.toc a.on{border-left-color:var(--gold);color:var(--ink);font-weight:600}
.pn{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:20px}
.pn a{background:#fff;border-radius:16px;padding:14px 18px;border:1px solid transparent}
.pn a:hover{border-color:var(--gold)}
.pn small{display:block;color:var(--muted);font-size:12px}
.pn a:last-child{text-align:right}
.cta{display:flex;align-items:center;justify-content:space-between;gap:20px;background:var(--navy);color:#fff;border-radius:var(--radius);padding:26px 30px;margin-top:20px}
.cta p{margin:4px 0 0;color:#B9CADB;font-size:14px}
.cta .btn-gold{white-space:nowrap}

/* ---- 公告 / 文档页 ---- */
.nitem{padding:18px 0;border-top:1px solid var(--line)}
.nitem:first-of-type{border-top:0}
.nitem h3{margin:0 0 4px;font-size:18px}
.nitem .gmeta{margin-bottom:8px}
.pin{background:var(--gold);color:#08233D;border-radius:999px;padding:1px 10px;font-size:12px;font-weight:700}
.doc{max-width:860px;margin:0 auto}
.doc .body{font-size:15.5px}
.doc .body h3{padding-left:12px;border-left:4px solid var(--gold)}
.clist{list-style:none;padding:0}
.clist li{margin:6px 0}

/* ---- 页脚 / 浮层 ---- */
.footer{background:var(--navy-deep);color:#B9CADB;margin-top:40px;padding:40px 20px 24px;font-size:14px}
.f-grid{max-width:1240px;margin:0 auto;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}
.footer h4{margin:0 0 10px;color:#fff;font-size:14px}
.footer a:hover{color:#fff}
.footer ul{list-style:none;padding:0;margin:0}.footer li{margin:6px 0}
.f-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px;margin-bottom:8px}
.f-brand .brand-mark{background:var(--navy)}
.f-bottom{max-width:1240px;margin:26px auto 0;padding-top:16px;border-top:1px solid rgba(255,255,255,.12);font-size:12.5px;color:#8da3b8;line-height:1.7}
.f-bottom a{text-decoration:underline}
.cs{position:fixed;right:22px;bottom:22px;z-index:45;display:flex;flex-direction:column;align-items:flex-end;gap:12px}
.chat-fab{display:flex;align-items:center;gap:12px;background:var(--dark);color:#fff;border:0;border-radius:20px;padding:12px 20px;box-shadow:0 10px 30px rgba(0,0,0,.3);text-align:left}
.chat-fab small{display:block;color:#aab0c0;font-size:12px}
.chat-ico{width:34px;height:34px;border-radius:10px;background:#e0475b;display:grid;place-items:center}
.cs-panel{width:320px;background:#fff;border-radius:20px;box-shadow:0 16px 48px rgba(10,20,40,.28);overflow:hidden}
.cs-h{background:var(--navy);color:#fff;padding:14px 18px;display:flex;justify-content:space-between;align-items:center;font-weight:700}
.cs-h button{background:none;border:0;color:#9fb6cc;font-size:22px;line-height:1}
.cs-b{padding:16px 18px}
.cs-first{background:#fff7ec;border:1px solid #f0d9b3;border-radius:12px;padding:10px 12px;font-size:14px;margin:0 0 12px}
.cs-row{display:flex;align-items:center;justify-content:space-between;gap:10px;background:#f5f7fb;border-radius:12px;padding:10px 12px;margin-bottom:10px;font-size:14px}
.cs-row b{font-size:16px;user-select:all}
.cs-row button{background:var(--wx);color:#fff;border:0;border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600}
.cs-tg{display:block;background:var(--tg);color:#fff;border-radius:12px;padding:11px 14px;font-weight:700;font-size:14px}
.cs-tg small{display:block;font-weight:500;opacity:.9;margin-top:1px}
.cs-meta{margin:10px 0 0;color:var(--muted);font-size:12.5px}
.cs-view{margin:0 0 10px;color:var(--ink);font-size:13px;background:#f1f6fb;border-radius:10px;padding:6px 10px}
.modal{position:fixed;inset:0;background:rgba(10,14,25,.55);z-index:60;display:grid;place-items:center;padding:20px}
.modal-box{background:#fff;border-radius:22px;padding:26px;max-width:440px;width:100%;position:relative;max-height:90vh;overflow:auto}
.modal-box h3{margin:0 0 6px}
.modal-close{position:absolute;right:14px;top:10px;border:0;background:none;font-size:26px;color:var(--muted)}
.m-item{display:grid;grid-template-columns:1fr auto;gap:2px 12px;align-items:baseline;background:#f5f7fb;border-radius:12px;padding:12px 14px;margin:10px 0}
.m-item span{font-weight:600}.m-item b{font-size:20px}.m-item small{grid-column:2;text-align:right;color:var(--muted)}
.m-hint{color:var(--muted);font-size:14px;margin:6px 0 10px}
.m-first{background:#fff7ec;border:1px solid #f0d9b3;border-radius:12px;padding:9px 12px;font-size:14px;margin:8px 0}
.ord{display:block;width:100%;text-align:left;border-radius:14px;padding:13px 16px;margin-top:10px;border:0;font:inherit;cursor:pointer;color:#fff}
.ord b{display:block;font-size:16px}.ord small{display:block;font-size:13px;opacity:.9;margin-top:2px}
.ord small b{display:inline;font-size:inherit}
.ord.tg{background:var(--tg)}.ord.wx{background:var(--wx)}.ord.wx.done{background:#059a4d}
.credits{padding-left:18px;font-size:14px;line-height:1.8}.credits a{color:var(--blue)}
.tabbar{display:none}

/* ---- 响应式 ---- */
@media (max-width:1100px){
  .nav-toggle{display:block}
  .nav-collapse{display:none;width:100%;flex-direction:column;align-items:stretch;gap:12px;flex-wrap:wrap}
  .nav-collapse.open{display:flex}
  .nav-links{flex-direction:column}
  .search{flex:none}
  .nav-actions{margin-left:0;flex-wrap:wrap}
  .hero{grid-template-columns:1fr;padding:26px 20px}
  .hero h1{font-size:26px}
  .steps{grid-template-columns:1fr;padding:6px 20px 20px}
  .step{padding:18px 0 4px}.step + .step{padding-left:0;border-left:0;border-top:1px solid #e6dfcf}
  .feats{grid-template-columns:1fr 1fr}
  .two{grid-template-columns:1fr}
  .pc{grid-template-columns:minmax(0,1fr)}
  .side{position:static;display:flex;gap:8px;overflow-x:auto;padding:10px}
  .side h3{display:none}
  .cat{width:auto;white-space:nowrap;border:1px solid var(--line);flex:none}
  .pd{grid-template-columns:1fr}
  .art{grid-template-columns:1fr}.toc{display:none}
  .art-main{padding:22px 20px}
  .f-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .feats{grid-template-columns:1fr}
  .f-grid{grid-template-columns:1fr}
  .panel{padding:20px}
  .sec-head h2{font-size:20px}
  .cs{display:none}
  .tabbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:44;background:#fff;border-top:1px solid var(--line);padding:6px 0 max(6px,env(safe-area-inset-bottom))}
  .tabbar a,.tabbar button{flex:1;text-align:center;border:0;background:none;font-size:12px;color:var(--muted);padding:4px 0}
  .tabbar .on{color:var(--navy);font-weight:700}
  .tabbar i{display:block;font-style:normal;font-size:18px;line-height:1.1}
  body{padding-bottom:62px}
  .cs.open{display:flex;bottom:70px;right:12px;left:12px;align-items:stretch}
  .cs.open .cs-panel{width:auto}.cs.open .chat-fab{display:none}
  .cta{flex-direction:column;align-items:flex-start}
  .grid.list .card{flex-wrap:nowrap;gap:12px;min-width:0}
  .grid.list .card-body{flex:1 1 0;min-width:0;flex-direction:column;align-items:flex-start;gap:6px}
  .grid.list .card-foot{width:100%;margin:0;gap:10px;flex-wrap:wrap}
  .grid.list .btn-line{display:none}
  .grid.list h3{min-width:0}
}

/* ---- 交易页面（购物车 / 结算 / 支付 / 订单 / 账户 / 工具）---- */
.cart-link{position:relative;font-size:20px;line-height:1;padding:4px 6px}
.cart-link b{position:absolute;right:-4px;top:-6px;background:var(--gold);color:#08233D;border-radius:999px;font-size:11px;min-width:18px;height:18px;line-height:18px;text-align:center;padding:0 4px}
.acct-link{color:#c9cdd8;font-size:14px;white-space:nowrap}.acct-link:hover{color:#fff}
.toast{position:fixed;left:50%;bottom:90px;transform:translate(-50%,20px);background:#0a2d4d;color:#fff;border-radius:999px;padding:11px 20px;font-size:14px;z-index:70;opacity:0;pointer-events:none;transition:.25s;box-shadow:0 10px 30px rgba(0,0,0,.3);white-space:nowrap;max-width:92vw}
.toast.on{opacity:1;transform:translate(-50%,0);pointer-events:auto}
.toast a{color:var(--gold-soft);font-weight:700;margin-left:6px}
.btn-cart,.btn-now{border:0;border-radius:14px;padding:13px 24px;font-weight:700;font-size:15px}
.btn-cart{background:var(--gold);color:#08233D}.btn-now{background:var(--navy);color:#fff}
.shop-page{max-width:980px;margin-left:auto;margin-right:auto}
.shop-page h1{margin:0 0 14px;font-size:26px}
.shop-page h2{font-size:17px;margin:22px 0 10px}
.fld{display:grid;gap:6px;margin:12px 0}
.fld label{font-size:14px;font-weight:600}
.fld small{color:var(--muted);font-size:12.5px}
.fld input,.fld select,.fld textarea{border:1px solid var(--line);border-radius:12px;padding:10px 14px;font:inherit;outline:0;background:#fff;width:100%;max-width:460px}
.fld input:focus,.fld select:focus,.fld textarea:focus{border-color:var(--blue)}
.fld.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.fld.row input{flex:1;min-width:160px}
.btn-main{background:var(--blue);color:#fff;border:0;border-radius:999px;padding:11px 30px;font-weight:700;font-size:15px}
.btn-main:disabled{opacity:.55;cursor:not-allowed}
.btn-gold2{background:var(--gold);color:#08233D;border:0;border-radius:999px;padding:11px 30px;font-weight:700;font-size:15px}
.btn-sm{background:#fff;border:1px solid var(--line);border-radius:999px;padding:5px 14px;font-size:13px}
.btn-sm:hover{border-color:var(--blue);color:var(--blue)}
.msg{border-radius:12px;padding:10px 14px;font-size:14px;margin:12px 0}
.msg.err{background:#fdecea;color:#a3321f;border:1px solid #f4c9c2}
.msg.okk{background:#e6f4ec;color:var(--ok);border:1px solid #bfe0cc}
.msg.info{background:#fff7ec;border:1px solid #f0d9b3}
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th,.tbl td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl th{color:var(--muted);font-weight:600;font-size:13px}
.tbl .num{text-align:right;white-space:nowrap}
.cart-item{display:grid;grid-template-columns:64px 1fr auto;gap:14px;align-items:start;padding:14px 0;border-bottom:1px solid var(--line)}
.cart-item img{width:64px;height:64px;border-radius:12px;object-fit:cover}
.cart-item h3{margin:0 0 4px;font-size:15px}
.cart-item .opts-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;font-size:13px;color:var(--muted)}
.cart-item select,.cart-item input[type=text],.cart-item input[type=email]{border:1px solid var(--line);border-radius:10px;padding:6px 10px;font:inherit;background:#fff}
.cart-item .topup{margin-top:8px}
.cart-item .topup input{width:100%;max-width:320px}
.cart-item .price{text-align:right;font-weight:800;white-space:nowrap}
.cart-item .price small{display:block;color:var(--muted);font-weight:600;font-size:12px}
.sum{background:#faf7f0;border-radius:16px;padding:16px 20px;margin-top:16px}
.sum .r{display:flex;justify-content:space-between;gap:10px;margin:5px 0;font-size:14px}
.sum .r.t{font-size:20px;font-weight:800;border-top:1px dashed #ddd5c3;padding-top:10px;margin-top:10px}
.radio{display:flex;gap:10px;align-items:flex-start;border:1.5px solid var(--line);border-radius:14px;padding:12px 14px;margin:8px 0;cursor:pointer;background:#fff}
.radio input{margin-top:4px}
.radio.on{border-color:var(--gold);background:#fffaf0}
.radio small{display:block;color:var(--muted);font-size:12.5px}
.radio.dis{opacity:.55;cursor:not-allowed}
.badge{display:inline-block;border-radius:999px;padding:2px 10px;font-size:12px;font-weight:700}
.b-pending{background:#fff3e4;color:var(--warn)}.b-confirming{background:#e8f1ff;color:var(--blue)}.b-paid{background:#e8f1ff;color:var(--blue)}.b-completed{background:#e6f4ec;color:var(--ok)}.b-cancelled,.b-refunded{background:#f1f3f7;color:var(--muted)}
.instr{white-space:pre-wrap;background:#f5f7fb;border-radius:14px;padding:14px 16px;font-size:14.5px;line-height:1.7;user-select:text}
.deliv{background:#0b1f33;color:#d5e6f5;border-radius:14px;padding:14px 16px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13.5px;white-space:pre-wrap;word-break:break-all;margin:8px 0;user-select:text}
.me-tabs{display:flex;gap:6px;flex-wrap:wrap;border-bottom:1px solid var(--line);margin:4px 0 18px}
.me-tabs button{border:0;background:none;padding:10px 16px;font-weight:600;color:var(--muted);border-bottom:3px solid transparent}
.me-tabs button.on{color:var(--ink);border-bottom-color:var(--gold)}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:12px 0}
.stat{background:#f5f7fb;border-radius:14px;padding:12px 16px}.stat b{display:block;font-size:20px}.stat span{color:var(--muted);font-size:13px}
.tool-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px}
.tool-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;display:block}
.tool-card:hover{border-color:var(--gold);transform:translateY(-2px)}
.tool-card h3{margin:0 0 6px}.tool-card p{margin:0;color:var(--muted);font-size:14px}
.prize{display:flex;align-items:center;gap:10px;border:1.5px solid var(--line);border-radius:14px;padding:12px 14px;margin:8px 0;cursor:pointer}
.prize.on{border-color:var(--gold);background:#fffaf0}
.bar{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
@media (max-width:640px){.cart-item{grid-template-columns:52px 1fr}.cart-item img{width:52px;height:52px}.cart-item .price{grid-column:1/-1;text-align:left}.toast{bottom:76px}}

.cs-box{background:linear-gradient(135deg,#fff7ec,#fffdf8);border:1.5px solid #f0d9b3;border-radius:16px;padding:14px 18px;margin:0 0 16px;display:flex;gap:14px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.cs-box .cs-txt{flex:1 1 320px;font-size:14.5px;line-height:1.65}
.cs-box .bar{flex:none}