:root{--bg: #0f1115;--surface: #171a21;--surface-2: #1f232d;--border: #2a2f3a;--text: #e6e9ef;--text-dim: #9aa3b2;--primary: #4f8cff;--primary-dim: #3a6fd6;--danger: #ef5350;--success: #35c48a;--warning: #e0a93b;--radius: 10px;--shadow: 0 2px 10px rgba(0, 0, 0, .35);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}button{font:inherit;cursor:pointer}.app-shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.sidebar{background:var(--surface);border-right:1px solid var(--border);padding:20px 16px;display:flex;flex-direction:column}.brand{font-size:18px;font-weight:700;letter-spacing:.5px;margin-bottom:24px;color:var(--text)}.brand span{color:var(--primary)}.nav{display:flex;flex-direction:column;gap:4px}.nav a{color:var(--text-dim);padding:9px 12px;border-radius:8px;font-weight:500}.nav a:hover{background:var(--surface-2);text-decoration:none;color:var(--text)}.nav a.active{background:var(--primary);color:#fff}.sidebar-footer{margin-top:auto;border-top:1px solid var(--border);padding-top:16px;font-size:13px;color:var(--text-dim)}.main{display:flex;flex-direction:column;min-width:0}.topbar{height:56px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;background:var(--surface)}.page{padding:24px;overflow:auto}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;gap:12px}.page-header h1{font-size:20px;margin:0}.page-header p{margin:2px 0 0;color:var(--text-dim)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.card-pad{padding:18px}.table-wrap{overflow:auto;border-radius:var(--radius)}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--border);white-space:nowrap}th{color:var(--text-dim);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.4px;background:var(--surface-2)}tbody tr:hover{background:var(--surface-2)}input,select,textarea{background:var(--surface-2);border:1px solid var(--border);color:var(--text);padding:9px 11px;border-radius:8px;font:inherit;width:100%}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary)}label{display:block;font-size:13px;color:var(--text-dim);margin-bottom:6px}.field{margin-bottom:14px}.btn{background:var(--primary);color:#fff;border:none;padding:9px 16px;border-radius:8px;font-weight:600}.btn:hover{background:var(--primary-dim)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.secondary{background:var(--surface-2);border:1px solid var(--border);color:var(--text)}.btn.secondary:hover{background:var(--border)}.btn.danger{background:var(--danger)}.btn.sm{padding:6px 11px;font-size:13px}.toolbar{display:flex;gap:10px;align-items:center;margin-bottom:16px;flex-wrap:wrap}.toolbar .search{max-width:320px}.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600;background:var(--surface-2);border:1px solid var(--border);color:var(--text-dim)}.badge.role{background:#4f8cff26;border-color:#4f8cff66;color:#9cc0ff}.badge.active{background:#35c48a26;border-color:#35c48a66;color:#74e3b4}.badge.inactive{background:#ef53501f;border-color:#ef535059;color:#f3908e}.muted{color:var(--text-dim)}.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;margin-bottom:24px}.stat{padding:18px}.stat .label{color:var(--text-dim);font-size:13px}.stat .value{font-size:28px;font-weight:700;margin-top:4px}.alert{padding:10px 14px;border-radius:8px;margin-bottom:14px;font-size:13px}.alert.error{background:#ef53501f;border:1px solid rgba(239,83,80,.4);color:#f3908e}.alert.success{background:#35c48a1f;border:1px solid rgba(53,196,138,.4);color:#74e3b4}.center-screen{min-height:100vh;display:grid;place-items:center;padding:20px}.login-card{width:100%;max-width:380px}.login-card h1{margin:0 0 4px;font-size:22px}.spinner{width:22px;height:22px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.row-actions{display:flex;gap:8px}.empty{padding:40px;text-align:center;color:var(--text-dim)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:grid;place-items:center;padding:20px;z-index:50}.modal{width:100%;max-width:440px}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;border-bottom:1px solid var(--border)}.modal-header h3{margin:0;font-size:16px}.modal-body{padding:18px}.modal-footer{display:flex;justify-content:flex-end;gap:10px;padding:14px 18px;border-top:1px solid var(--border)}.icon-btn{background:transparent;border:none;color:var(--text-dim);font-size:18px;padding:2px 6px}.pagination{display:flex;gap:8px;align-items:center;margin-top:16px}.toast-stack{position:fixed;bottom:20px;right:20px;z-index:100;display:flex;flex-direction:column;gap:10px;max-width:380px}.toast{display:flex;align-items:flex-start;gap:10px;padding:12px 14px;border-radius:10px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);color:var(--text);font-size:13px;animation:toast-in .18s ease-out}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.toast.success{border-color:#35c48a80}.toast.error{border-color:#ef535080}.toast.info{border-color:#4f8cff80}.toast-icon{flex-shrink:0;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:700;margin-top:1px}.toast.success .toast-icon{background:#35c48a33;color:#74e3b4}.toast.error .toast-icon{background:#ef535033;color:#f3908e}.toast.info .toast-icon{background:#4f8cff33;color:#9cc0ff}.toast-message{flex:1;line-height:1.4}.toast-close{background:transparent;border:none;color:var(--text-dim);font-size:18px;line-height:1;padding:0 2px;flex-shrink:0}.toast-close:hover{color:var(--text)}