:root{--bg:#0f1419;--bg-elevated:#1a2332;--bg-card:#1e2a3a;--border:#2d3a4f;--text:#e8eef6;--text-muted:#8b9bb4;--accent:#3d8bfd;--accent-hover:#5ba0ff;--success:#3ecf8e;--warning:#f5a623;--danger:#f07178;--steam:#66c0f4;--radius:10px;--shadow:0 4px 24px rgba(0,0,0,.35)}*{box-sizing:border-box;margin:0;padding:0}body,html{min-height:100%;background:var(--bg);color:var(--text);font-family:Segoe UI,PingFang SC,Microsoft YaHei,system-ui,sans-serif;line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}button,input,select,textarea{font:inherit}.container{max-width:1100px;margin:0 auto;padding:0 20px}.site-header{background:var(--bg-elevated);border-bottom:1px solid var(--border);padding:14px 0;position:-webkit-sticky;position:sticky;top:0;z-index:50;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.site-header .inner{justify-content:space-between;gap:16px}.logo,.site-header .inner{display:flex;align-items:center}.logo{gap:10px;color:var(--text);font-weight:700;font-size:1.1rem}.logo-mark{width:36px;height:36px;border-radius:8px;background:linear-gradient(135deg,#1b2838,#66c0f4);display:grid;place-items:center;font-size:18px}.nav{display:flex;gap:16px;align-items:center;font-size:.95rem}.nav a{color:var(--text-muted)}.nav a:hover{color:var(--text)}.hero{padding:36px 0 20px}.hero h1{font-size:1.75rem;margin-bottom:8px}.hero p{color:var(--text-muted);max-width:640px}.filters{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));grid-gap:12px;gap:12px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin:20px 0}.filters label{display:flex;flex-direction:column;gap:6px;font-size:.85rem;color:var(--text-muted)}.field input,.field select,.field textarea,.filters input,.filters select{background:var(--bg);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:8px 10px;outline:none}.field input:focus,.field textarea:focus,.filters select:focus{border-color:var(--accent)}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));grid-gap:16px;gap:16px;padding-bottom:48px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px}.card h3{font-size:1.05rem}.meta{display:flex;flex-wrap:wrap;gap:6px}.badge{display:inline-block;font-size:.75rem;padding:2px 8px;border-radius:999px;background:#243247;color:var(--text-muted);border:1px solid var(--border)}.badge.accent{background:rgba(61,139,253,.15);color:var(--steam);border-color:rgba(102,192,244,.35)}.badge.success{background:rgba(62,207,142,.15);color:var(--success);border-color:rgba(62,207,142,.35)}.badge.warning{background:rgba(245,166,35,.15);color:var(--warning);border-color:rgba(245,166,35,.35)}.badge.danger{background:rgba(240,113,120,.15);color:var(--danger);border-color:rgba(240,113,120,.35)}.price{font-size:1.35rem;font-weight:700;color:var(--steam)}.stock-line{font-size:.85rem;color:var(--text-muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:none;border-radius:8px;padding:10px 14px;cursor:pointer;background:var(--accent);color:#fff;font-weight:600;transition:background .15s}.btn:hover{background:var(--accent-hover)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.secondary{background:transparent;border:1px solid var(--border);color:var(--text)}.btn.secondary:hover{border-color:var(--accent);color:var(--accent)}.btn.success{background:#2a9d6a}.btn.danger{background:#c44c55}.panel{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin:24px 0;box-shadow:var(--shadow)}.panel h2{margin-bottom:12px}.muted{color:var(--text-muted)}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field label{font-size:.9rem;color:var(--text-muted)}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:.9rem}td,th{text-align:left;padding:10px 8px;border-bottom:1px solid var(--border);vertical-align:top}th{color:var(--text-muted);font-weight:600;white-space:nowrap}.code-box{color:#e8eef6!important;background:#0b1220!important;border:1px solid var(--border);border-radius:var(--radius);padding:14px;-webkit-text-fill-color:#e8eef6}.alert{padding:12px 14px;border-radius:8px;margin:12px 0;border:1px solid var(--border)}.alert.info{background:rgba(61,139,253,.1);border-color:rgba(61,139,253,.35)}.alert.success{background:rgba(62,207,142,.1);border-color:rgba(62,207,142,.35)}.alert.warning{background:rgba(245,166,35,.1);border-color:rgba(245,166,35,.35)}.alert.danger{background:rgba(240,113,120,.1);border-color:rgba(240,113,120,.35)}.admin-layout{display:grid;grid-template-columns:200px 1fr;grid-gap:20px;gap:20px;padding:24px 0 48px;min-height:calc(100vh - 70px)}.admin-side{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:16px;height:-moz-fit-content;height:fit-content}.admin-side a{display:block;padding:8px 10px;border-radius:6px;color:var(--text-muted);margin-bottom:4px}.admin-side a.active,.admin-side a:hover{background:var(--bg-card);color:var(--text)}.stats{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}.stat{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:8px 10px;min-width:88px;max-width:130px;flex:0 0 auto}.stat .n{font-size:1.4rem;font-weight:700}.empty{text-align:center;padding:48px 16px;color:var(--text-muted)}.qty-row{display:flex;align-items:center;gap:8px}.qty-row input{width:64px;background:var(--bg);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:8px}@media (max-width:768px){.admin-layout{grid-template-columns:1fr}}body:has(.login-bare) .site-header{display:none}.buyer-layout{display:grid;grid-template-columns:220px 1fr;min-height:100vh;background:var(--bg)}.buyer-side{position:-webkit-sticky;position:sticky;top:0;align-self:start;height:100vh;background:var(--bg-elevated);border-right:1px solid var(--border);padding:20px 14px;overflow-y:auto}.buyer-brand{display:block;font-weight:700;font-size:1.55rem;margin-bottom:0;color:var(--steam);padding:8px 8px 0;text-align:center;width:100%}.buyer-logout,.buyer-nav a,.buyer-nav button.buyer-logout{display:block;width:100%;text-align:center;padding:12px 14px;border-radius:10px;color:var(--text-muted);margin-bottom:0;background:rgba(0,0,0,.18);border:1px solid var(--border);cursor:pointer;font:inherit;box-shadow:inset 0 1px 0 hsla(0,0%,100%,.03);transition:border-color .15s ease,background .15s ease,color .15s ease}.buyer-logout:hover,.buyer-nav a.active,.buyer-nav a:hover{background:var(--bg-card);color:var(--text);border-color:rgba(102,192,244,.45)}.buyer-nav a.active{color:var(--steam);border:1px solid rgba(102,192,244,.55);background:rgba(102,192,244,.08)}.buyer-main{padding:20px 24px 40px;min-width:0}.buyer-topbar{position:relative;flex-wrap:nowrap;min-height:44px}.buyer-bell{position:relative;width:40px;height:40px;border-radius:999px;border:1px solid var(--border);background:var(--bg-elevated);color:var(--text);cursor:pointer;display:grid;place-items:center}.buyer-bell:hover{border-color:var(--steam)}.buyer-bell-badge{position:absolute;top:-4px;right:-4px;min-width:18px;height:18px;padding:0 5px;border-radius:999px;background:#e74c3c;color:#fff;font-size:11px;font-weight:700;line-height:18px;text-align:center}.buyer-pill{display:inline-flex;align-items:center;padding:8px 12px;border-radius:999px;border:1px solid var(--border);background:var(--bg-elevated);font-size:.92rem}.buyer-pill-points{color:var(--success);border-color:rgba(62,207,142,.45);font-weight:600}.buyer-pill-user{color:var(--text)}.notice-board{background:var(--bg-elevated);border:2px solid var(--steam);border-radius:var(--radius);padding:20px;box-shadow:0 0 0 1px rgba(102,192,244,.15),var(--shadow)}.notice-board h2{color:var(--steam);margin-bottom:14px;font-size:1.35rem;text-shadow:0 0 18px rgba(102,192,244,.25)}.notice-item-tip{border-color:rgba(245,166,35,.55);background:rgba(245,166,35,.08)}.notice-item-tip strong{color:var(--warning)}.notice-item{background:var(--bg-card);border:1px solid var(--border);border-radius:8px;padding:14px;margin-bottom:12px}.notice-item-head{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:8px}.notice-item-body{white-space:pre-wrap;color:var(--text);line-height:1.6}.notice-gate{position:fixed;inset:0;z-index:200;background:rgba(0,0,0,.72);display:grid;place-items:center;padding:20px}.notice-gate-panel{width:min(640px,100%);max-height:85vh;overflow:auto;background:var(--bg-elevated);border:2px solid var(--steam);border-radius:12px;padding:20px;box-shadow:var(--shadow)}.notice-gate-panel h2{color:var(--steam);margin-bottom:8px}.notice-gate-list{max-height:50vh;overflow:auto}body:has(.buyer-layout) .site-header{display:none}@media (max-width:860px){.buyer-layout{grid-template-columns:1fr}.buyer-side{position:relative;height:auto;border-right:0;border-bottom:1px solid var(--border)}}.buyer-nav{display:flex;flex-direction:column;gap:10px;margin-top:0;padding:0;border:none;border-radius:0;background:transparent;box-shadow:none}.buyer-side .buyer-brand{display:block!important;font-size:1.55rem!important;text-align:center!important;width:100%!important;margin-bottom:0!important;padding-bottom:0!important}.buyer-side .buyer-brand-spacer{display:block!important;height:3cm!important;min-height:3cm!important;width:100%;flex-shrink:0;pointer-events:none}.buyer-side .buyer-nav{margin-top:0!important}.buyer-topbar{justify-content:flex-end;gap:10px;flex-wrap:wrap}.buyer-site-desc,.buyer-topbar{display:flex;align-items:center}.buyer-site-desc{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);max-width:min(640px,52vw);padding:8px 16px;border:1px solid rgba(245,166,35,.55);border-radius:10px;background:rgba(245,166,35,.08);color:var(--warning);font-size:1rem;font-weight:800;line-height:1.35;justify-content:center;gap:6px;text-align:center;z-index:2;pointer-events:auto}.buyer-site-desc-label{flex-shrink:0;color:var(--steam);font-size:.95rem;font-weight:800}.buyer-site-desc-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:center;font-weight:800}input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield;-webkit-appearance:textfield;appearance:textfield}.country-search-label{position:relative;min-width:280px}.country-search{position:relative}.country-search-input{width:100%;min-width:280px}.country-search-menu{position:absolute;z-index:40;left:0;right:0;top:calc(100% + 4px);max-height:320px;overflow-y:auto;background:var(--bg-elevated);border:1px solid var(--border);border-radius:10px;box-shadow:var(--shadow);padding:6px}.country-search-menu button{display:block;width:100%;text-align:left;padding:8px 10px;border:0;background:transparent;color:var(--text);border-radius:8px;cursor:pointer;font:inherit}.country-search-menu button.active,.country-search-menu button:hover{background:var(--bg-card);color:var(--steam)}.country-search-empty{padding:10px;color:var(--text-muted);font-size:.9rem}.flag-emoji-img{border-radius:4px;box-shadow:0 0 0 1px hsla(0,0%,100%,.08)}textarea.code-box{color:#e8eef6!important;background:#0b1220!important;-webkit-text-fill-color:#e8eef6!important}