:root{--bg:#f4f6fb;--card:#fff;--text:#1b2140;--muted:#6a7090;--line:#e1e5f0;--primary:#5b50ee;--primary-d:#4a3fd6;--ok:#1c9a5b;--warn:#c98a00;--bad:#d9433f;--r:14px}
@media(prefers-color-scheme:dark){:root{--bg:#10131f;--card:#181c2c;--text:#e7e9f5;--muted:#9aa0bd;--line:#2a3047;--primary:#8a82ff;--primary-d:#a29bff}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 Inter,system-ui,-apple-system,"Segoe UI",sans-serif}
a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}
.hidden{display:none!important}
.bz-wrap{max-width:1180px;margin:0 auto;padding:0 16px}
.bz-head{position:sticky;top:0;z-index:20;background:var(--card);border-bottom:1px solid var(--line)}
.bz-head-row{display:flex;align-items:center;gap:14px;padding-top:10px;padding-bottom:10px;flex-wrap:wrap}
.bz-logo{display:flex;align-items:center;gap:8px;font-size:18px;font-weight:600;color:var(--text);white-space:nowrap}.bz-logo b{color:var(--primary)}
.bz-logo-mark{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:9px;background:var(--primary);color:#fff;font-weight:800}
.bz-search{flex:1 1 320px;display:flex;min-width:220px}
.bz-search input{flex:1;height:44px;padding:0 14px;border:1.5px solid var(--line);border-right:none;border-radius:var(--r) 0 0 var(--r);background:var(--bg);color:var(--text);font:inherit}
.bz-search input:focus{outline:none;border-color:var(--primary)}
.bz-search button{height:44px;padding:0 18px;border:none;border-radius:0 var(--r) var(--r) 0;background:var(--primary);color:#fff;font:inherit;font-weight:600;cursor:pointer}
.bz-auth{display:flex;gap:8px;align-items:center;font-size:14px}
.bz-btn,.bz-link-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 18px;border-radius:var(--r);border:1.5px solid var(--primary);background:var(--primary);color:#fff;font:inherit;font-weight:600;cursor:pointer}
.bz-btn:hover{background:var(--primary-d);text-decoration:none}
.bz-btn.ghost{background:transparent;color:var(--primary)}
.bz-btn[disabled]{opacity:.5;cursor:not-allowed}
.bz-banner{margin:14px 0;padding:12px 14px;border-radius:var(--r);background:var(--card);border:1.5px solid var(--warn);font-size:14px}
.bz-chips{display:flex;gap:8px;overflow-x:auto;padding:14px 0 6px;scrollbar-width:none}.bz-chips::-webkit-scrollbar{display:none}
.bz-chip{flex-shrink:0;padding:8px 14px;border:1.5px solid var(--line);border-radius:999px;background:var(--card);color:var(--text);font:inherit;font-size:14px;cursor:pointer}
.bz-chip.active{background:var(--text);color:var(--card);border-color:var(--text)}
.bz-chip small{color:var(--muted);margin-left:4px}.bz-chip.active small{color:inherit;opacity:.7}
.bz-filters{display:flex;flex-wrap:wrap;gap:10px;align-items:center;padding:10px 0 16px}
.bz-filters select,.bz-filters input[type=number]{height:40px;padding:0 10px;border:1.5px solid var(--line);border-radius:10px;background:var(--card);color:var(--text);font:inherit;max-width:160px}
.bz-filters label{display:flex;gap:6px;align-items:center;color:var(--muted);font-size:14px}
.bz-count{margin-left:auto;color:var(--muted);font-size:14px}
.bz-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}
.bz-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;color:var(--text);transition:box-shadow .15s,transform .15s}
.bz-card:hover{box-shadow:0 8px 24px rgba(30,30,80,.12);transform:translateY(-2px);text-decoration:none}
.bz-img{aspect-ratio:4/3;background:linear-gradient(135deg,#e9ecfa,#f6f7fd);display:grid;place-items:center;color:#aab0cf;font-size:38px;overflow:hidden}
.bz-img img{width:100%;height:100%;object-fit:cover}
.bz-card-body{padding:12px 14px 14px;display:flex;flex-direction:column;gap:4px}
.bz-title{font-weight:600;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.6em}
.bz-price{font-size:19px;font-weight:800}.bz-price small{font-size:13px;font-weight:500;color:var(--muted)}
.bz-meta{font-size:13px;color:var(--muted)}
.bz-tag{display:inline-block;font-size:12px;padding:2px 8px;border-radius:999px;background:rgba(91,80,238,.12);color:var(--primary);margin-right:4px}
.bz-tag.out{background:rgba(217,67,63,.12);color:var(--bad)}
.bz-pager{display:flex;gap:10px;justify-content:center;align-items:center;padding:22px 0}
.bz-empty{padding:60px 16px;text-align:center;color:var(--muted)}
.bz-crumb{padding:14px 0 6px;font-size:14px;color:var(--muted)}
.bz-detail{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:24px;padding:10px 0 26px}
@media(max-width:820px){.bz-detail{grid-template-columns:1fr}}
.bz-gallery .bz-main-img{aspect-ratio:1/1;border-radius:var(--r);overflow:hidden;background:#e9ecfa;display:grid;place-items:center;font-size:64px;color:#aab0cf}
.bz-main-img img{width:100%;height:100%;object-fit:cover}
.bz-thumbs{display:flex;gap:8px;margin-top:8px}.bz-thumbs img{width:64px;height:64px;object-fit:cover;border-radius:8px;border:2px solid transparent;cursor:pointer}.bz-thumbs img.on{border-color:var(--primary)}
.bz-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;margin-bottom:14px}
.bz-panel h3{margin:0 0 10px;font-size:15px}
.bz-tiers{width:100%;border-collapse:collapse}.bz-tiers td,.bz-tiers th{padding:8px 6px;border-bottom:1px solid var(--line);text-align:left;font-size:14px}.bz-tiers tr.on td{background:rgba(91,80,238,.1);font-weight:700}
.bz-calc{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:10px 0}
.bz-calc input{width:140px;height:44px;padding:0 12px;border:1.5px solid var(--line);border-radius:10px;font:inherit;background:var(--bg);color:var(--text)}
.bz-total{font-size:20px;font-weight:800}
.bz-seller-head{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;margin:14px 0}
.bz-seller-head h1{margin:0 0 4px;font-size:24px}
.bz-note{color:var(--muted);font-size:13px}
.bz-foot{display:flex;flex-direction:column;gap:4px;padding:26px 16px 40px;color:var(--muted);font-size:13px}
.bz-modal{position:fixed;inset:0;z-index:50;background:rgba(15,18,40,.5);display:grid;place-items:center;padding:16px}
.bz-modal-card{position:relative;width:min(440px,100%);max-height:92vh;overflow:auto;background:var(--card);border-radius:18px;padding:22px}
.bz-modal-x{position:absolute;right:12px;top:8px;border:none;background:none;font-size:28px;color:var(--muted);cursor:pointer}
.bz-tabs{display:flex;gap:6px;margin-bottom:14px}.bz-tabs button{flex:1;height:40px;border:1.5px solid var(--line);background:var(--bg);border-radius:10px;font:inherit;color:var(--text);cursor:pointer}.bz-tabs button.active{background:var(--primary);border-color:var(--primary);color:#fff}
.bz-form{display:flex;flex-direction:column;gap:10px}.bz-form input,.bz-form select{height:46px;padding:0 12px;border:1.5px solid var(--line);border-radius:10px;background:var(--bg);color:var(--text);font:inherit}
.bz-err{color:var(--bad);min-height:1.2em;margin:0;font-size:14px}

.bz-cart{display:inline-flex;align-items:center;gap:4px;padding:8px 12px;border:1.5px solid var(--line);border-radius:var(--r);color:var(--text);font-weight:600;white-space:nowrap}
.bz-cart:hover{text-decoration:none;border-color:var(--primary)}
.bz-cart span{background:var(--primary);color:#fff;border-radius:999px;min-width:20px;height:20px;display:inline-grid;place-items:center;font-size:12px;padding:0 5px}
.bz-lines{display:flex;flex-direction:column;gap:10px}
.bz-line{display:grid;grid-template-columns:64px 1fr auto;gap:12px;align-items:center;padding:12px;background:var(--card);border:1px solid var(--line);border-radius:var(--r)}
.bz-line .bz-img{width:64px;height:64px;aspect-ratio:1;border-radius:10px;font-size:24px}
.bz-line input{width:110px;height:40px;padding:0 8px;border:1.5px solid var(--line);border-radius:10px;background:var(--bg);color:var(--text);font:inherit}
.bz-line-sum{text-align:right;font-weight:800;white-space:nowrap}
.bz-group{margin-bottom:18px}.bz-group h3{margin:0 0 8px;font-size:15px}
.bz-checkout{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px;margin:14px 0}
.bz-checkout textarea,.bz-checkout input,.bz-checkout select{padding:10px 12px;border:1.5px solid var(--line);border-radius:10px;background:var(--bg);color:var(--text);font:inherit;min-height:44px}
.bz-checkout .wide{grid-column:1/-1}
.bz-ord{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding:14px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);margin-bottom:10px;color:var(--text)}
.bz-ord:hover{text-decoration:none;border-color:var(--primary)}
.bz-st{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12.5px;font-weight:700;background:rgba(91,80,238,.14);color:var(--primary)}
.bz-st.completed,.bz-st.delivered{background:rgba(28,154,91,.15);color:var(--ok)}.bz-st.cancelled{background:rgba(217,67,63,.14);color:var(--bad)}
.bz-steps{display:flex;gap:6px;flex-wrap:wrap;margin:10px 0}.bz-steps span{padding:4px 10px;border-radius:999px;border:1.5px solid var(--line);font-size:13px;color:var(--muted)}.bz-steps span.done{background:var(--primary);border-color:var(--primary);color:#fff}

.bz-badge{background:var(--bad);color:#fff;border-radius:999px;min-width:18px;height:18px;display:inline-grid;place-items:center;font-size:11px;padding:0 5px;margin-left:4px}
.bz-cta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;padding:14px 16px;margin:14px 0;background:var(--card);border:1.5px dashed var(--primary);border-radius:var(--r)}
.bz-quote{margin:10px 0;padding:12px;border:1.5px solid var(--line);border-radius:12px;background:var(--bg)}
.bz-quote.sent{border-color:var(--primary)}.bz-quote.accepted{border-color:var(--ok)}
.bz-chat{margin-top:10px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--bg)}
.bz-chat-list{max-height:260px;overflow-y:auto;padding:10px;display:flex;flex-direction:column;gap:6px}
.bz-msg{max-width:80%;padding:7px 11px;border-radius:12px;font-size:14px;white-space:pre-wrap;word-break:break-word}
.bz-msg.me{align-self:flex-end;background:var(--primary);color:#fff}.bz-msg.them{align-self:flex-start;background:var(--card);border:1px solid var(--line)}
.bz-msg small{display:block;opacity:.65;font-size:11px;margin-top:2px}
.bz-chat form{display:flex;gap:8px;padding:8px;border-top:1px solid var(--line)}.bz-chat input{flex:1;height:42px;padding:0 12px;border:1.5px solid var(--line);border-radius:10px;background:var(--card);color:var(--text);font:inherit}

.bz-lang{height:40px;padding:0 8px;border:1.5px solid var(--line);border-radius:10px;background:var(--bg);color:var(--text);font:inherit;font-size:14px}
.bz-img{position:relative}
.bz-top{position:absolute;top:8px;left:8px;background:#f59e0b;color:#fff;font-size:11px;font-weight:800;letter-spacing:.5px;padding:2px 8px;border-radius:999px;box-shadow:0 2px 6px rgba(0,0,0,.2)}