:root{color-scheme:light;--bg: #f1f5f9;--surface: #ffffff;--sidebar: #0f172a;--sidebar-muted: #94a3b8;--sidebar-hover: #1e293b;--sidebar-active: #312e81;--text: #0f172a;--muted: #64748b;--border: #e2e8f0;--accent: #4f46e5;--accent-hover: #4338ca;--accent-soft: #eef2ff;--danger: #dc2626;--success: #059669;--warning: #d97706;--radius: 10px;--shadow: 0 1px 2px rgba(15, 23, 42, .06), 0 4px 12px rgba(15, 23, 42, .04);--font: "Inter", "Segoe UI", system-ui, -apple-system, "PingFang SC", "Noto Sans SC", sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--font);background:var(--bg);color:var(--text);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}.login-wrap{min-height:100vh;display:grid;place-items:center;background:radial-gradient(ellipse at 20% 20%,#312e81 0%,transparent 50%),radial-gradient(ellipse at 80% 80%,#1e3a5f 0%,transparent 45%),#0f172a;padding:24px}.login-card{width:min(400px,100%);background:#fffffff7;border-radius:16px;padding:32px 28px;box-shadow:0 25px 50px -12px #00000059;display:flex;flex-direction:column;gap:14px}.login-card h1{margin:0;font-size:1.35rem;font-weight:700;letter-spacing:-.02em}.login-card .hint{margin:0;color:var(--muted);font-size:13px}.login-card label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:500;color:#334155}.login-card input{padding:10px 12px;border-radius:8px;border:1px solid var(--border);background:#f8fafc;font-size:14px;transition:border-color .15s,box-shadow .15s}.login-card input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #4f46e526;background:#fff}.admin-shell{display:flex;min-height:100vh}.sidebar{width:232px;flex-shrink:0;background:var(--sidebar);color:#e2e8f0;display:flex;flex-direction:column;padding:0 0 16px}.sidebar-brand{padding:20px 20px 16px;border-bottom:1px solid rgba(148,163,184,.15)}.sidebar-brand .logo{font-weight:700;font-size:15px;letter-spacing:-.01em;display:flex;align-items:center;gap:10px}.sidebar-brand .logo-mark{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,#6366f1,#4f46e5);display:grid;place-items:center;font-size:13px;font-weight:800;color:#fff}.sidebar-brand .sub{font-size:11px;color:var(--sidebar-muted);margin-top:4px}.sidebar nav{padding:12px 10px;flex:1;overflow-y:auto}.nav-section{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--sidebar-muted);padding:12px 12px 6px;font-weight:600}.sidebar nav button{width:100%;text-align:left;border:none;background:transparent;color:#cbd5e1;padding:9px 12px;border-radius:8px;font-size:13px;font-weight:500;cursor:pointer;margin-bottom:2px;transition:background .12s,color .12s}.sidebar nav button:hover{background:var(--sidebar-hover);color:#fff}.sidebar nav button.active{background:var(--sidebar-active);color:#fff;box-shadow:inset 3px 0 #818cf8}.sidebar-foot{padding:12px 16px;border-top:1px solid rgba(148,163,184,.15);font-size:12px;color:var(--sidebar-muted)}.main{flex:1;display:flex;flex-direction:column;min-width:0}.topbar{height:56px;background:var(--surface);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}.topbar h2{margin:0;font-size:16px;font-weight:600;letter-spacing:-.01em}.topbar .user{color:var(--muted);font-size:13px;display:flex;align-items:center;gap:12px}.content{padding:24px;flex:1}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px;margin-bottom:16px}.card h3{margin:0 0 14px;font-size:14px;font-weight:600;color:#1e293b;display:flex;align-items:center;gap:8px}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.stat{background:var(--accent-soft);border-radius:8px;padding:12px 14px}.stat .lbl{font-size:12px;color:var(--muted)}.stat .val{font-size:22px;font-weight:700;color:var(--accent);letter-spacing:-.02em}.toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:12px}.toolbar .spacer{flex:1}input,select,textarea{font:inherit;padding:8px 10px;border-radius:8px;border:1px solid var(--border);background:#fff;color:var(--text)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #4f46e51f}button,.btn{font:inherit;font-weight:550;padding:8px 14px;border-radius:8px;border:1px solid transparent;cursor:pointer;transition:background .12s,border-color .12s,box-shadow .12s}button:disabled,.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary,button.primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled),button.primary:hover:not(:disabled){background:var(--accent-hover)}.btn-ghost,button.ghost{background:#fff;border-color:var(--border);color:#334155}.btn-ghost:hover:not(:disabled),button.ghost:hover:not(:disabled){background:#f8fafc;border-color:#cbd5e1}.btn-danger,button.danger{background:#fef2f2;color:var(--danger);border-color:#fecaca}.btn-sm{padding:5px 10px;font-size:12px}.table-wrap{overflow-x:auto;border-radius:8px;border:1px solid var(--border)}table.data{width:100%;border-collapse:collapse;font-size:13px;background:#fff}table.data th{text-align:left;padding:10px 12px;background:#f8fafc;color:#475569;font-weight:600;border-bottom:1px solid var(--border);white-space:nowrap}table.data td{padding:10px 12px;border-bottom:1px solid #f1f5f9;vertical-align:middle}table.data tr:last-child td{border-bottom:none}table.data tr:hover td{background:#fafbff}.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600;background:#f1f5f9;color:#475569}.badge.ok{background:#ecfdf5;color:#047857}.badge.warn{background:#fffbeb;color:#b45309}.badge.err{background:#fef2f2;color:#b91c1c}.badge.info{background:var(--accent-soft);color:#4338ca}.hint{color:var(--muted);font-size:13px;margin:0 0 10px}.err{color:var(--danger);font-size:13px}.ok-msg{color:var(--success);font-size:13px}.page-title{margin:0 0 4px;font-size:20px;font-weight:700;letter-spacing:-.02em}.page-desc{margin:0 0 18px;color:var(--muted);font-size:13px}.form-row{display:flex;flex-wrap:wrap;gap:8px;align-items:flex-end;margin-bottom:10px}.form-row label{display:flex;flex-direction:column;gap:4px;font-size:12px;color:var(--muted);font-weight:500}@media (max-width: 860px){.admin-shell{flex-direction:column}.sidebar{width:100%}.sidebar nav{display:flex;flex-wrap:wrap;gap:4px}.sidebar nav button{width:auto}.nav-section{display:none}}.empty-state{text-align:center;padding:28px 16px;color:var(--muted);font-size:13px}.empty-title{font-weight:600;color:var(--text, #0f172a);margin-bottom:6px;font-size:14px}.loading-bar{height:3px;background:linear-gradient(90deg,transparent,var(--accent, #4f46e5),transparent);background-size:200% 100%;animation:shimmer 1.2s linear infinite;border-radius:2px;margin-bottom:12px}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}