*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#f5f6fa;--sidebar-bg:#1e1e2d;--sidebar-w:220px;--primary:#3b82f6;--primary-hover:#2563eb;--danger:#ef4444;--success:#22c55e;--warning:#f59e0b;--text:#1f2937;--text-muted:#6b7280;--border:#e5e7eb;--card-bg:#fff;--radius:6px;--shadow:0 1px 3px rgba(0,0,0,.08)}
html,body{height:100%;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;font-size:14px;color:var(--text);background:var(--bg)}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
.layout{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-w);background:var(--sidebar-bg);color:#a2a3b7;display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100}
.sidebar-brand{padding:20px;font-size:16px;font-weight:700;border-bottom:1px solid rgba(255,255,255,.06)}
.sidebar-brand a{color:#fff;text-decoration:none}
.sidebar-nav{flex:1;padding:12px 0;overflow-y:auto}
.sidebar-nav a{display:block;padding:10px 20px;color:#a2a3b7;text-decoration:none;font-size:13px;transition:all .15s}
.sidebar-nav a:hover,.sidebar-nav a.active{color:#fff;background:rgba(255,255,255,.06)}
.sidebar-nav a.active{border-left:3px solid var(--primary)}
.sidebar-footer{padding:12px 20px;border-top:1px solid rgba(255,255,255,.06);font-size:12px;display:flex;justify-content:space-between}
.sidebar-footer a{color:#a2a3b7}
.main{margin-left:var(--sidebar-w);flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{background:var(--card-bg);padding:0 24px;height:56px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}
.topbar h1{font-size:18px;font-weight:600}
.topbar-user{font-size:13px;color:var(--text-muted)}
.content{padding:24px;flex:1}
.card{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:16px}
.card h3{font-size:15px;margin-bottom:16px;padding-bottom:8px;border-bottom:1px solid var(--border)}
.toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:8px}
.toolbar-left{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.table{width:100%;border-collapse:collapse;background:var(--card-bg);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.table th,.table td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--border);font-size:13px}
.table th{background:#f9fafb;font-weight:600;color:var(--text-muted);white-space:nowrap}
.table tr:last-child td{border-bottom:none}
.table tr:hover td{background:#f9fafb}
.input,input[type="text"],input[type="email"],input[type="password"],input[type="number"],select,textarea{display:block;width:100%;padding:8px 12px;font-size:13px;border:1px solid var(--border);border-radius:var(--radius);background:var(--card-bg);color:var(--text);outline:none;transition:border .15s}
.input:focus,input:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(59,130,246,.1)}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:8px 16px;font-size:13px;font-weight:500;border:1px solid var(--border);border-radius:var(--radius);background:var(--card-bg);color:var(--text);cursor:pointer;text-decoration:none;transition:all .15s;gap:4px}
.btn:hover{background:#f9fafb}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-hover)}
.btn-danger{color:var(--danger);border-color:var(--danger)}
.btn-danger:hover{background:var(--danger);color:#fff}
.btn-sm{padding:4px 10px;font-size:12px}
.btn-block{width:100%;padding:10px}
.form-group{margin-bottom:12px}
.form-group label{display:block;font-size:13px;font-weight:500;margin-bottom:4px;color:var(--text)}
.form-group small{color:var(--text-muted);font-size:11px}
.alert{padding:10px 14px;border-radius:var(--radius);margin-bottom:16px;font-size:13px}
.alert-error{background:#fef2f2;color:var(--danger);border:1px solid #fecaca}
.alert-success{background:#f0fdf4;color:#16a34a;border:1px solid #bbf7d0}
.badge{display:inline-block;padding:2px 8px;font-size:11px;font-weight:600;border-radius:10px}
.badge-success{background:#dcfce7;color:#16a34a}
.badge-danger{background:#fef2f2;color:var(--danger)}
.badge-warning{background:#fef9e7;color:#d97706}
.text-error{color:var(--danger)}
.text-success{color:#16a34a}
.text-muted{color:var(--text-muted)}
.checkbox-label{display:inline-flex;align-items:center;gap:6px;font-size:13px;cursor:pointer}
.checkbox-label input[type="checkbox"]{width:auto}
.modal{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;display:none}
.modal-overlay{position:absolute;inset:0;background:rgba(0,0,0,.4)}
.modal-content{position:relative;background:var(--card-bg);border-radius:var(--radius);box-shadow:0 20px 60px rgba(0,0,0,.15);width:95%;max-width:720px;max-height:90vh;overflow-y:auto;padding:0 24px 24px}
.modal-header{padding:16px 0;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.modal-header h3{font-size:16px}
.modal-close{background:none;border:none;font-size:20px;cursor:pointer;color:var(--text-muted);padding:0;line-height:1}
.modal-close:hover{color:var(--text)}
.modal-content form{padding:0}
.modal-footer{padding-top:12px;display:flex;gap:8px;justify-content:flex-end}
.pagination{display:flex;gap:4px;margin-top:16px;justify-content:center}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;margin-bottom:24px}
.stat-card{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;text-align:center}
.stat-num{font-size:28px;font-weight:700;color:var(--primary)}
.stat-label{font-size:13px;color:var(--text-muted);margin-top:4px}
.info-table{width:100%;border-collapse:collapse}
.info-table td{padding:8px 12px;border-bottom:1px solid var(--border);font-size:13px}
.info-table td:first-child{color:var(--text-muted);width:120px}
.public-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:#f0f2f5}
.public-box{background:#fff;border-radius:8px;box-shadow:0 2px 12px rgba(0,0,0,.08);width:100%;max-width:400px;padding:40px}
.public-logo{text-align:center;margin-bottom:24px;font-size:20px;font-weight:700}
.public-logo a{color:var(--text);text-decoration:none}
@media(max-width:768px){.sidebar{width:180px}.main{margin-left:180px}.content{padding:16px}}
.search-select-option:hover{background:var(--primary);color:#fff}