:root{--bg:#f6f7f9;--card:#fff;--ink:#14202e;--mute:#5b6878;--line:#e2e6ec;--brand:#0b3a6e;--accent:#c8102e;--ok:#0a7a3d}
@media (prefers-color-scheme:dark){:root{--bg:#0e141b;--card:#161e28;--ink:#e8edf3;--mute:#9aa7b6;--line:#26313e;--brand:#7fb2ee;--accent:#ff5a6e;--ok:#4cc27f}}
*{box-sizing:border-box}body{margin:0;font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink)}
header{background:var(--brand);color:#fff;padding:14px 16px}
@media (prefers-color-scheme:dark){header{background:#12263f}}
.wrap{max-width:1200px;margin:0 auto;padding:0 16px}
.top{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.brand{font-weight:700;font-size:20px;letter-spacing:.2px}.brand small{display:block;font-weight:400;font-size:13px;opacity:.85}
.contact{font-size:14px;opacity:.95}.contact a{color:#fff}
button{font:inherit;cursor:pointer}
.cartbtn{background:#fff;color:#0b3a6e;border:0;border-radius:8px;padding:8px 14px;font-weight:600}
.cartbtn span{background:var(--accent);color:#fff;border-radius:99px;padding:1px 8px;margin-left:6px;font-size:13px}
.bar{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 8px}
.bar input{flex:1 1 240px;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--ink);font:inherit}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:6px 0 14px}
.chip{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:99px;padding:5px 12px;font-size:14px}
.chip.on{background:var(--brand);color:#fff;border-color:var(--brand)}
@media (prefers-color-scheme:dark){.chip.on{color:#0e141b}}
.note{color:var(--mute);font-size:14px;margin:0 0 14px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px;padding-bottom:40px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}
.ph{aspect-ratio:4/3;background:#fff;display:flex;align-items:center;justify-content:center;color:#8a95a3;font-size:13px;border-bottom:1px solid var(--line)}
.ph img{width:100%;height:100%;object-fit:contain}
.body{padding:12px 14px;display:flex;flex-direction:column;gap:6px;flex:1}
.cat{font-size:12px;color:var(--mute);text-transform:uppercase;letter-spacing:.5px}
.title{font-weight:600;line-height:1.3}.sku{font-size:12px;color:var(--mute);font-family:ui-monospace,Consolas,monospace}
.desc{font-size:13.5px;color:var(--mute);flex:1}.moq{font-size:12.5px;color:var(--mute)}
.price{font-size:20px;font-weight:700}
.buy{display:flex;gap:8px;align-items:center;margin-top:4px}
.buy input{width:64px;padding:7px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--ink);font:inherit}
.add{flex:1;background:var(--brand);color:#fff;border:0;border-radius:8px;padding:9px 10px;font-weight:600}
@media (prefers-color-scheme:dark){.add{color:#0e141b}}
.add.done{background:var(--ok)}
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.45);display:none;z-index:20}.overlay.show{display:block}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(440px,100%);background:var(--card);box-shadow:-4px 0 24px rgba(0,0,0,.25);transform:translateX(100%);transition:transform .2s;z-index:21;display:flex;flex-direction:column}
.drawer.show{transform:none}
.dh{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;border-bottom:1px solid var(--line);font-weight:700;font-size:18px}
.x{background:none;border:0;color:var(--ink);font-size:24px;line-height:1}
.items{flex:1;overflow:auto;padding:8px 16px}
.row{display:grid;grid-template-columns:1fr auto;gap:4px 10px;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px}
.row .t{font-weight:600}.row .s{color:var(--mute);font-size:12px}
.row .q{display:flex;gap:6px;align-items:center}.row .q input{width:60px;padding:5px;border:1px solid var(--line);border-radius:6px;background:var(--card);color:var(--ink)}
.row .rm{background:none;border:0;color:var(--accent);font-size:13px;padding:0}
.df{padding:14px 16px;border-top:1px solid var(--line)}
.sub{display:flex;justify-content:space-between;font-weight:700;font-size:18px}.fine{color:var(--mute);font-size:12.5px;margin:4px 0 12px}
.go{width:100%;background:var(--accent);color:#fff;border:0;border-radius:8px;padding:12px;font-weight:700;font-size:16px}
.go[disabled]{opacity:.5;cursor:not-allowed}
.modal{position:fixed;inset:0;display:none;align-items:center;justify-content:center;z-index:30;padding:16px}.modal.show{display:flex}
.mbox{background:var(--card);border-radius:14px;max-width:560px;width:100%;max-height:90vh;overflow:auto;padding:22px}
.mbox h2{margin:0 0 6px}.big{display:block;font-size:20px;font-weight:700;margin:6px 0}
.big a{color:var(--brand);text-decoration:none}
pre{background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:10px;font-size:12.5px;white-space:pre-wrap;max-height:200px;overflow:auto}
.btns{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.btn{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:8px;padding:9px 14px;font-weight:600;text-decoration:none}
.btn.p{background:var(--brand);color:#fff;border-color:var(--brand)}
@media (prefers-color-scheme:dark){.btn.p{color:#0e141b}}
footer{border-top:1px solid var(--line);padding:22px 0;color:var(--mute);font-size:13.5px}
/* ---- site chrome ---- */
.announce{background:#12263f;color:#e8edf3;text-align:center;font-size:13px;padding:6px 12px}
header.site{background:#fff;color:#14202e;border-bottom:3px solid #8b1a2b;padding:0}
@media (prefers-color-scheme:dark){header.site{background:#161e28;color:#e8edf3}}
header.site .nav{display:flex;align-items:center;gap:20px;padding:8px 16px}
header.site .logo img{height:56px;width:auto;display:block}
header.site nav{display:flex;gap:6px;flex:1;flex-wrap:wrap}
header.site nav a{color:inherit;text-decoration:none;padding:8px 12px;border-radius:8px;font-weight:500;font-size:15px}
header.site nav a:hover{background:rgba(127,127,127,.15)}
header.site nav a.cur{color:var(--brand);font-weight:700}
header.site .cartbtn{background:var(--brand);color:#fff}
header.site .cartbtn span{background:var(--accent)}
@media (prefers-color-scheme:dark){header.site .cartbtn{color:#0e141b}}
.hero{display:block;position:relative;background:#0b1830}
.hero img{display:block;width:100%;max-width:1920px;height:auto;margin:0 auto}
.herobar{text-align:center;padding:22px 16px}
.herobar h2{margin:0 0 12px;font-size:28px}
.page{max-width:820px;margin:0 auto;padding:30px 16px 50px}
.page h1{margin:0 0 6px;font-size:32px;line-height:1.2}
.page h2{margin:30px 0 8px;font-size:22px}
.page .lead{font-size:19px;color:var(--mute);margin:4px 0 16px}
.page p{margin:0 0 14px}
.page ul{padding-left:22px}
.steps{list-style:none;padding:0;display:grid;gap:12px}
.steps li{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.steps strong{display:block;margin-bottom:4px;color:var(--brand)}
.cta{display:inline-block;background:var(--brand);color:#fff;text-decoration:none;font-weight:600;padding:11px 20px;border-radius:8px;border:0}
@media (prefers-color-scheme:dark){.cta{color:#0e141b}}
.center{text-align:center}
.cform{display:grid;gap:10px;max-width:560px;margin:18px 0}
.cform input,.cform textarea{padding:11px 12px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--ink);font:inherit;width:100%}
.cinfo .big{display:block;font-size:20px;font-weight:700;margin:4px 0}
.cinfo .big a{color:var(--brand);text-decoration:none}
.policy h2{font-size:19px}
footer a{color:inherit}
@media (max-width:640px){header.site .nav{flex-wrap:wrap;gap:8px}header.site .logo img{height:44px}}

.xtra{font-size:12px;font-weight:400;color:var(--mute);white-space:nowrap}
.note strong{color:var(--ink)}