:root{--brand: #ffd700;--brand-dark: #e6c200;--ink: #333333;--ink-2: #666666;--ink-3: #999999;--border: #e5e7eb;--bg: #f5f6f8;--danger: #e5484d;--success: #2fbf71;--radius: 8px}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;color:var(--ink);background:var(--bg);font-size:14px}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}input,textarea,select{font-family:inherit;font-size:14px}.admin-shell{display:flex;min-height:100vh}.admin-sidebar{width:220px;background:#1f2937;color:#e5e7eb;flex-shrink:0;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.admin-sidebar .logo{padding:20px 18px;font-size:16px;font-weight:700;color:#fff;border-bottom:1px solid rgba(255,255,255,.08)}.admin-sidebar .logo span{color:var(--brand)}.admin-sidebar nav{flex:1;padding:12px 8px;overflow-y:auto}.admin-sidebar nav a{display:flex;align-items:center;gap:10px;padding:11px 14px;border-radius:6px;color:#d1d5db;margin-bottom:4px;transition:background .15s}.admin-sidebar nav a:hover{background:#ffffff0f;color:#fff}.admin-sidebar nav a.active{background:var(--brand);color:#1f2937;font-weight:600}.admin-sidebar .side-foot{padding:14px;border-top:1px solid rgba(255,255,255,.08);font-size:12px;color:#9ca3af}.admin-main{flex:1;display:flex;flex-direction:column;min-width:0}.admin-header{height:56px;background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:10}.admin-header h1{font-size:16px;font-weight:600}.admin-content{padding:24px;flex:1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:36px;padding:0 16px;border:1px solid var(--border);border-radius:var(--radius);background:#fff;color:var(--ink);font-size:14px;transition:all .15s}.btn:hover{border-color:#c9cdd3}.btn-primary{background:var(--brand);border-color:var(--brand);color:#1f2937;font-weight:600}.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark)}.btn-danger{color:var(--danger);border-color:#f3c0c2}.btn-danger:hover{background:#fdf0f0;border-color:var(--danger)}.btn-sm{height:30px;padding:0 12px;font-size:13px}.btn:disabled{opacity:.55;cursor:not-allowed}.card{background:#fff;border:1px solid var(--border);border-radius:10px;padding:20px}.card+.card{margin-top:16px}.field{margin-bottom:16px}.field label{display:block;font-size:13px;color:var(--ink-2);margin-bottom:6px}.field input,.field textarea,.field select{width:100%;height:38px;border:1px solid var(--border);border-radius:6px;padding:0 12px;outline:none;background:#fff;transition:border-color .15s}.field textarea{height:auto;padding:10px 12px;resize:vertical;line-height:1.6}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--brand)}.table{width:100%;border-collapse:collapse;background:#fff;border-radius:10px;overflow:hidden}.table th,.table td{padding:12px 14px;text-align:left;border-bottom:1px solid #f0f0f0;font-size:13px}.table th{background:#fafafa;color:var(--ink-2);font-weight:600}.table tr:hover td{background:#fafafa}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;background:#f3f4f6;color:var(--ink-2)}.badge-stage1{background:#fff7e6;color:#b45309}.badge-stage2{background:#e6f7ff;color:#0369a1}.badge-stage3{background:#ecfdf5;color:#047857}.cover-thumb{width:48px;height:64px;object-fit:cover;border-radius:6px;background:#f3f4f6}.toast-wrap{position:fixed;top:20px;left:50%;transform:translate(-50%);z-index:999;display:flex;flex-direction:column;gap:8px}.toast{background:#1f2937;color:#fff;padding:10px 18px;border-radius:8px;font-size:13px;box-shadow:0 4px 16px #0000002e}.toast-success{background:#2fbf71}.toast-error{background:#e5484d}.toast-warn{background:#d97706}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#fff3c4,#ffe0e6)}.login-card{width:380px;background:#fff;border-radius:16px;padding:36px 32px;box-shadow:0 12px 40px #0000001a}.login-card h1{text-align:center;font-size:20px;margin-bottom:4px}.login-card .sub{text-align:center;color:var(--ink-3);font-size:12px;margin-bottom:24px}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:50;padding:20px}.modal{background:#fff;border-radius:12px;width:100%;max-width:560px;max-height:90vh;overflow-y:auto;padding:24px}.modal h3{font-size:16px;margin-bottom:16px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}.empty{text-align:center;color:var(--ink-3);padding:60px 0}.spin{display:inline-block;width:18px;height:18px;border:2px solid #ddd;border-top-color:var(--brand-dark);border-radius:50%;animation:rot .7s linear infinite}@keyframes rot{to{transform:rotate(360deg)}}