:root{--bg: #f5f6fa;--surface: #ffffff;--border: #e4e7f0;--text: #171a2b;--muted: #6b7194;--accent: #4f46e5;--accent-hover: #4338ca;--accent-soft: #eef0ff;--success: #15803d;--success-soft: #e8f7ee;--warning: #b45309;--warning-soft: #fdf1e0;--danger: #b91c1c;--danger-soft: #fdecec;--info: #0369a1;--info-soft: #e5f3fc;--radius: 14px;--shadow: 0 1px 2px rgba(23, 26, 43, .05), 0 8px 24px -12px rgba(23, 26, 43, .12)}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,system-ui,-apple-system,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.app{min-height:100vh;display:flex;flex-direction:column}.topbar{background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}.topbar-inner{max-width:1120px;margin:0 auto;padding:0 24px;height:62px;display:flex;align-items:center;gap:28px}.brand{font-weight:700;font-size:18px;color:var(--text);display:flex;align-items:center;gap:8px}.brand:hover{text-decoration:none}.brand-mark{font-size:20px}.nav{display:flex;gap:4px;flex:1}.nav a{padding:8px 12px;border-radius:8px;color:var(--muted);font-weight:500;font-size:14px}.nav a:hover{background:var(--accent-soft);color:var(--accent);text-decoration:none}.nav a.active{background:var(--accent-soft);color:var(--accent)}.nav-admin{color:var(--danger)!important}.topbar-right{display:flex;align-items:center;gap:12px}.nav-user{font-weight:600;font-size:14px}.main{flex:1;width:100%;max-width:1120px;margin:0 auto;padding:32px 24px 64px}.footer{border-top:1px solid var(--border);padding:20px 24px;text-align:center;color:var(--muted);font-size:13px;background:var(--surface)}.page-loading{padding:80px;text-align:center;color:var(--muted)}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}.page-head h1{margin:0 0 4px;font-size:26px}.page-head p{margin:0;color:var(--muted)}.section-title{font-size:17px;font-weight:650;margin:28px 0 14px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.card+.card{margin-top:16px}.grid{display:grid;gap:16px}.grid-3{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}.grid-4{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}.listing-card{display:flex;flex-direction:column;gap:8px;transition:transform .12s ease,box-shadow .12s ease}.listing-card:hover{transform:translateY(-2px);box-shadow:0 4px 8px #171a2b0f,0 16px 32px -16px #171a2b40}.listing-card h3{margin:0;font-size:16px;line-height:1.35}.listing-venue{color:var(--muted);font-size:13.5px}.listing-meta{font-size:13px;color:var(--muted);display:flex;flex-direction:column;gap:2px}.listing-price{font-size:22px;font-weight:700;margin-top:auto;padding-top:8px}.listing-seller{font-size:13px;color:var(--muted)}.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:650;letter-spacing:.01em;background:var(--accent-soft);color:var(--accent);white-space:nowrap}.badge-green{background:var(--success-soft);color:var(--success)}.badge-amber{background:var(--warning-soft);color:var(--warning)}.badge-red{background:var(--danger-soft);color:var(--danger)}.badge-blue{background:var(--info-soft);color:var(--info)}.badge-gray{background:#eef0f4;color:var(--muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:10px;padding:10px 18px;font-size:14.5px;font-weight:600;font-family:inherit;cursor:pointer;background:var(--accent);color:#fff;transition:background .12s ease,border-color .12s ease,opacity .12s ease}.btn:hover{background:var(--accent-hover)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-ghost{background:transparent;border-color:var(--border);color:var(--text)}.btn-ghost:hover{background:#f0f1f6}.btn-danger{background:var(--danger)}.btn-danger:hover{background:#991b1b}.btn-success{background:var(--success)}.btn-success:hover{background:#166534}.btn-sm{padding:6px 12px;font-size:13px;border-radius:8px}.btn-lg{padding:13px 24px;font-size:15.5px}.btn-block{width:100%}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.field label{font-size:13.5px;font-weight:600;color:var(--text)}.field input,.field textarea,.field select{font-family:inherit;font-size:15px;padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--text);width:100%}.field input:focus,.field textarea:focus,.field select:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:var(--accent)}.field .hint{font-size:12.5px;color:var(--muted)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}.error-box{background:var(--danger-soft);color:var(--danger);border:1px solid #f6c9c9;border-radius:10px;padding:10px 14px;font-size:14px;margin-bottom:16px}.success-box{background:var(--success-soft);color:var(--success);border:1px solid #c3e8cf;border-radius:10px;padding:10px 14px;font-size:14px;margin-bottom:16px}.info-box{background:var(--info-soft);color:var(--info);border:1px solid #c4e3f5;border-radius:10px;padding:10px 14px;font-size:14px;margin-bottom:16px}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(160deg,#eef0ff,#f5f6fa 45%,#e8f7ee);padding:24px}.auth-card{width:100%;max-width:420px;background:var(--surface);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow);padding:34px}.auth-card h1{margin:0 0 6px;font-size:24px}.auth-sub{color:var(--muted);margin:0 0 24px;font-size:14.5px}.auth-switch{text-align:center;margin-top:18px;font-size:14px;color:var(--muted)}.demo-box{margin-top:22px;padding-top:18px;border-top:1px dashed var(--border)}.demo-box p{margin:0 0 10px;font-size:12.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-weight:650}.demo-row{display:flex;gap:8px;flex-wrap:wrap}.toolbar{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-bottom:20px}.toolbar input,.toolbar select{font-family:inherit;font-size:14.5px;padding:9px 12px;border:1px solid var(--border);border-radius:10px;background:#fff}.toolbar input[type=search]{flex:1;min-width:220px}.toolbar input[type=number]{width:110px}.count-note{color:var(--muted);font-size:13.5px;margin-bottom:14px}.empty-state{text-align:center;padding:60px 20px;color:var(--muted);background:var(--surface);border:1px dashed var(--border);border-radius:var(--radius)}.empty-state h3{color:var(--text);margin:0 0 6px}.detail-layout{display:grid;grid-template-columns:1fr 340px;gap:20px;align-items:start}.detail-head h1{margin:0 0 6px;font-size:24px}.kv{display:grid;grid-template-columns:140px 1fr;gap:8px 16px;font-size:14.5px;margin-top:16px}.kv dt{color:var(--muted)}.kv dd{margin:0;font-weight:500}.buy-panel{position:sticky;top:82px}.buy-panel .price{font-size:30px;font-weight:750;margin:4px 0 2px}.buy-panel .price-note{color:var(--muted);font-size:13px;margin-bottom:16px}.stepper{display:flex;flex-direction:column;gap:0;margin:18px 0}.step{display:flex;gap:14px;position:relative;padding-bottom:22px}.step:last-child{padding-bottom:0}.step:before{content:"";position:absolute;left:13px;top:28px;bottom:0;width:2px;background:var(--border)}.step:last-child:before{display:none}.step-dot{width:28px;height:28px;border-radius:50%;background:var(--surface);border:2px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;color:var(--muted);flex-shrink:0;z-index:1}.step.done .step-dot{background:var(--success);border-color:var(--success);color:#fff}.step.current .step-dot{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.step-body strong{display:block;font-size:14.5px}.step-body span{font-size:13px;color:var(--muted)}.step.done .step-body strong{color:var(--success)}.step.current .step-body strong{color:var(--accent)}.timeline{list-style:none;margin:0;padding:0}.timeline li{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid var(--border);font-size:14px}.timeline li:last-child{border-bottom:none}.timeline .tl-time{color:var(--muted);font-size:12.5px;white-space:nowrap;min-width:132px}.timeline .tl-type{font-weight:650;margin-right:6px;text-transform:capitalize}.table{width:100%;border-collapse:collapse;font-size:14px}.table th{text-align:left;font-size:12.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);padding:10px 12px;border-bottom:1px solid var(--border)}.table td{padding:12px;border-bottom:1px solid var(--border);vertical-align:middle}.table tr:last-child td{border-bottom:none}.table .num{text-align:right;font-variant-numeric:tabular-nums}.pos{color:var(--success);font-weight:650}.neg{color:var(--danger);font-weight:650}.tabs{display:flex;gap:6px;border-bottom:1px solid var(--border);margin-bottom:20px}.tabs button{border:none;background:none;font-family:inherit;font-size:14.5px;font-weight:600;color:var(--muted);padding:10px 14px;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}.tabs button.active{color:var(--accent);border-bottom-color:var(--accent)}.deal-card{display:flex;align-items:center;gap:16px}.deal-card .deal-main{flex:1;min-width:0}.deal-card h3{margin:0 0 4px;font-size:15.5px}.deal-card .deal-sub{font-size:13px;color:var(--muted)}.deal-amount{font-size:19px;font-weight:700;white-space:nowrap}.deal-side{display:flex;flex-direction:column;align-items:flex-end;gap:8px}.stat-card{padding:18px 20px}.stat-card .stat-label{font-size:12.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:650}.stat-card .stat-value{font-size:26px;font-weight:750;margin-top:4px}.stat-card .stat-sub{font-size:12.5px;color:var(--muted)}.wallet-hero{display:flex;gap:40px;flex-wrap:wrap;align-items:center;background:linear-gradient(135deg,#4f46e5,#6d28d9);color:#fff;border:none}.wallet-hero .stat-label{color:#ffffffbf}.wallet-hero .stat-value{font-size:34px;font-weight:750}.dispute-box{background:var(--danger-soft);border:1px solid #f6c9c9;border-radius:var(--radius);padding:18px;margin-bottom:16px}.dispute-box h3{margin:0 0 8px;font-size:15.5px;color:var(--danger)}.action-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}.pagination{display:flex;gap:10px;align-items:center;justify-content:center;margin-top:26px}.pagination span{color:var(--muted);font-size:14px}@media(max-width:900px){.detail-layout{grid-template-columns:1fr}.buy-panel{position:static}.form-row,.form-row-3{grid-template-columns:1fr}.nav{display:none}}