:root{--text:#334155;--text-h:#0f172a;--text-muted:#64748b;--bg:#f5f6f8;--surface:#fff;--border:#e5e7eb;--accent:#7c3aed;--accent-hover:#6d28d9;--accent-bg:#f5f3ff;--accent-soft:#ede9fe;--sidebar-bg:#fff;--sidebar-width:232px;--topbar-height:64px;--shadow:0 1px 2px #0f172a0f;--shadow-md:0 8px 24px #0f172a14;--sans:system-ui, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;--mono:ui-monospace, Consolas, monospace}*,:before,:after{box-sizing:border-box}html,body,#root{height:100%;min-height:100%;margin:0}body{font-family:var(--sans);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}button,input,select{font-family:inherit}button{cursor:pointer}h1,h2,h3,p{margin:0}#root{text-align:left;width:100%;max-width:none}.sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);border-right:1px solid var(--border);z-index:30;flex-direction:column;flex-shrink:0;height:100svh;display:flex;position:sticky;top:0}.sidebar-brand{border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:20px 18px;display:flex}.sidebar-mark{background:var(--accent);color:#fff;border-radius:10px;place-items:center;width:36px;height:36px;font-size:14px;font-weight:700;display:grid}.sidebar-title{color:var(--text-h);font-size:15px;font-weight:650;line-height:1.3}.sidebar-subtitle{color:var(--text-muted);margin-top:2px;font-size:12px}.sidebar-nav{flex-direction:column;gap:4px;padding:16px 12px;display:flex}.sidebar-link{width:100%;color:var(--text);text-align:left;background:0 0;border:0;border-radius:8px;padding:10px 12px;font-size:14px;line-height:1.4}.sidebar-link:hover{color:var(--text-h);background:#f8fafc}.sidebar-link.is-active{background:var(--accent-bg);color:var(--accent);font-weight:600}.sidebar-foot{color:var(--text-muted);border-top:1px solid var(--border);margin-top:auto;padding:16px 18px 20px;font-size:12px}@media (width<=900px){.sidebar{box-shadow:var(--shadow-md);transition:transform 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var(--border);background:#e2e8f0;border-radius:50%;place-items:center;font-size:13px;font-weight:650;display:grid}@media (width<=900px){.topbar{padding:0 16px}.menu-toggle{justify-content:center;align-items:center;display:inline-flex}}.app-shell{background:var(--bg);min-height:100%;display:flex}.sidebar-backdrop{display:none}.app-main{flex-direction:column;flex:1;min-width:0;min-height:100%;display:flex}.app-content{flex:1;padding:24px}@media (width<=900px){.sidebar-backdrop{z-index:20;background:#0f172a59;border:0;padding:0;display:block;position:fixed;inset:0}.app-content{padding:16px}}.placeholder{background:var(--surface);border:1px solid var(--border);text-align:center;box-shadow:var(--shadow);border-radius:12px;padding:48px 32px}.placeholder-kicker{color:var(--accent);letter-spacing:.04em;font-size:13px;font-weight:600}.placeholder h2{color:var(--text-h);margin:12px 0 8px;font-size:24px;font-weight:650}.placeholder p{max-width:520px;color:var(--text-muted);margin:0 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4px;font-size:18px;line-height:1}.stat-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;display:grid}.stat-card{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:12px;padding:18px}.stat-label{color:var(--text-muted);font-size:13px}.stat-value{color:var(--text-h);letter-spacing:-.03em;margin-top:8px;font-size:28px;font-weight:700}.toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.marketplace-tabs{flex-wrap:wrap;gap:8px;display:flex}.tab-button{border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:999px;padding:7px 12px;font-size:13px}.tab-button:hover{border-color:var(--accent-soft);color:var(--text-h)}.tab-button.is-active{background:var(--accent-bg);border-color:var(--accent);color:var(--accent);font-weight:600}.search-field{flex:1;min-width:260px;max-width:360px}.search-field input{border:1px solid var(--border);width:100%;height:40px;color:var(--text-h);background:var(--surface);border-radius:8px;padding:0 12px;font-size:14px}.search-field input:focus{outline:2px solid var(--accent-soft);border-color:var(--accent)}.table-card{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:12px;overflow:hidden}.table-scroll{overflow-x:auto}.inventory-table{border-collapse:collapse;width:100%;min-width:980px}.inventory-table th,.inventory-table td{text-align:left;border-bottom:1px solid var(--border);white-space:nowrap;padding:12px 14px;font-size:13px}.inventory-table th{color:var(--text-muted);background:#f8fafc;font-weight:600}.inventory-table td{color:var(--text-h)}.inventory-table tbody tr:last-child td{border-bottom:0}.inventory-table tbody tr:hover td{background:#fafafa}.mono{font-family:var(--mono);font-size:12px}.dash{color:var(--text-muted)}.empty-state{text-align:center;color:var(--text-muted);padding:48px 16px}@media (width<=1100px){.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=640px){.page-header{flex-direction:column}.stat-grid{grid-template-columns:1fr}.search-field{width:100%;min-width:0;max-width:none}}.store-filter{color:#526078;background:#fff;border:1px solid #dfe4ed;border-radius:8px;outline:none;min-width:180px;max-width:240px;height:38px;padding:0 12px;font-size:12px}.store-filter:focus{border-color:#9a8af2;box-shadow:0 0 0 3px #7862e811}@media (width<=700px){.store-filter{width:100%;max-width:none}}.inventory-table th .sort-header{color:inherit;font:inherit;text-align:left;white-space:nowrap;cursor:pointer;background:0 0;border:0;align-items:center;gap:6px;padding:0;display:inline-flex}.inventory-table th .sort-header:hover,.inventory-table th .sort-header.is-active{color:#6046e8}.inventory-table th .sort-header span{color:#9aa3b3;font-size:11px}.inventory-table th .sort-header.is-active span{color:#6046e8;font-weight:700}