body{margin:0;font-family:"Microsoft YaHei",sans-serif;background:#f5f6fa;color:#1f2937}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;background:#0f172a;color:#fff;position:sticky;top:0}
.topbar a{color:#fff;text-decoration:none;margin-left:0px}
.brand{font-weight:700}
.container{max-width:1500px;margin:20px auto;padding:0 12px}
.flash{background:#dcfce7;color:#166534;padding:10px;border-radius:8px;margin-bottom:12px}
.card{background:#fff;border-radius:12px;padding:14px;margin-bottom:14px;box-shadow:0 1px 3px rgba(0,0,0,.08)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.btn{border:0;border-radius:8px;padding:8px 12px;cursor:pointer}
.btn-primary{background:#2563eb;color:#fff}
.btn-danger{background:#dc2626;color:#fff}
.input,.select{width:100%;padding:10px;border:1px solid #d1d5db;border-radius:8px;box-sizing:border-box}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.row-between{display:flex;justify-content:space-between;align-items:center}
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:8px;border-bottom:1px solid #e5e7eb;text-align:left}
.badge{padding:2px 8px;border-radius:12px;font-size:12px;background:#e2e8f0}
.footer{text-align:center;color:#64748b;padding:20px}
@media(max-width:760px){.topbar{flex-direction:column;gap:8px;align-items:flex-start}.topbar nav{display:flex;flex-wrap:wrap;gap:8px}.topbar nav a{margin:0;display:inline-block}.row-between{flex-direction:column;align-items:flex-start;gap:10px}.table{display:block;overflow-x:auto;white-space:nowrap}}