:root{--bg-page: #f1f5f9;--bg-surface: #ffffff;--bg-sidebar: #0f172a;--text-main: #0f172a;--text-muted: #64748b;--border-color: #e2e8f0;--brand-primary: #0f766e;--brand-hover: #115e59;--brand-soft: #ccfbf1;--danger-bg: #fef2f2;--danger-text: #991b1b;--warn-bg: #fffbeb;--warn-text: #92400e;--success-bg: #f0fdf4;--success-text: #166534}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background-color:var(--bg-page);color:var(--text-main);font-size:14px;line-height:1.5;overflow-x:hidden}.app-shell{display:flex;min-height:100vh;position:relative}.sidebar-backdrop{display:none}.sidebar{width:256px;background:var(--bg-sidebar);color:#f8fafc;display:flex;flex-direction:column;flex-shrink:0;transition:width .22s ease,transform .22s ease;overflow:hidden;z-index:900}.sidebar.closed{width:0}.sidebar-brand{padding:18px 20px;border-bottom:1px solid rgba(255,255,255,.08);min-width:256px}.sidebar-brand-row{display:flex;align-items:center;justify-content:space-between;gap:10px}.sidebar-brand h1{font-size:16px;font-weight:700;letter-spacing:-.01em}.sidebar-brand p{font-size:12px;color:#94a3b8;margin-top:2px}.sidebar-close-btn{background:#ffffff14;border:1px solid rgba(255,255,255,.14);color:#cbd5e1;width:30px;height:30px;border-radius:6px;font-size:19px;line-height:1;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.sidebar-close-btn:hover{background:#ffffff29;color:#fff}.sidebar-nav{padding:16px 12px;display:flex;flex-direction:column;gap:4px;flex:1;min-width:256px}.nav-link{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;color:#cbd5e1;text-decoration:none;font-weight:500;font-size:13.5px;transition:background .15s ease,color .15s ease;white-space:nowrap}.nav-link:hover{background:#ffffff0f;color:#fff}.nav-link.active{background:var(--brand-primary);color:#fff;font-weight:600}.sidebar-footer{padding:16px;border-top:1px solid rgba(255,255,255,.08);font-size:12.5px;min-width:256px}.sidebar-user{margin-bottom:10px}.sidebar-user-name{font-weight:600;color:#fff}.sidebar-user-role{color:#94a3b8;font-size:11.5px;text-transform:uppercase}.main-area{flex:1;display:flex;flex-direction:column;min-width:0}.topbar{background:var(--bg-surface);border-bottom:1px solid var(--border-color);padding:14px 24px;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;position:sticky;top:0;z-index:100}.topbar-left{display:flex;align-items:center;gap:12px;min-width:0}.sidebar-toggle-btn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:8px;border:1px solid var(--border-color);background:#f8fafc;color:var(--text-main);cursor:pointer;flex-shrink:0;transition:background .15s ease,border-color .15s ease}.sidebar-toggle-btn:hover{background:#e2e8f0}.hamburger-icon{font-size:17px;line-height:1}.topbar h2{font-size:18px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.topbar-meta{font-size:12.5px;color:#64748b}.page-content{padding:20px 24px;max-width:100%;width:100%;transition:padding .2s ease}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:10px;padding:18px 20px;box-shadow:0 1px 2px #0f172a0a}.stat-label{font-size:12.5px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.03em}.stat-value{font-size:28px;font-weight:700;margin-top:6px;color:var(--text-main)}.card{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:10px;box-shadow:0 1px 2px #0f172a0a;margin-bottom:22px;overflow:hidden}.card-header{padding:15px 20px;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}.card-header h3{font-size:15px;font-weight:700}.card-body{padding:18px 20px}.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:20px}.form-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.form-grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.filter-bar{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;padding:16px 20px;background:#f8fafc;border-bottom:1px solid var(--border-color)}.form-field{display:flex;flex-direction:column;gap:5px}.form-field label{font-size:12px;font-weight:600;color:#334155}.input,.select{padding:8px 11px;border:1px solid #cbd5e1;border-radius:6px;font-size:13.5px;background:#fff;color:var(--text-main);width:100%}.input:focus,.select:focus{outline:none;border-color:var(--brand-primary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 14px;border-radius:6px;font-size:13px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:background .15s ease;white-space:nowrap}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--brand-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--brand-hover)}.btn-secondary{background:#f1f5f9;color:#334155;border-color:#cbd5e1}.btn-secondary:hover:not(:disabled){background:#e2e8f0}.btn-danger{background:#fee2e2;color:#991b1b}.btn-danger:hover:not(:disabled){background:#fecaca}.btn-sm{padding:5px 10px;font-size:12px}.table-wrapper{overflow-x:auto;-webkit-overflow-scrolling:touch;width:100%}table{width:100%;border-collapse:collapse;text-align:left;font-size:12.5px}th{background:#f8fafc;color:#475569;font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.02em;padding:10px;border-bottom:1px solid var(--border-color);line-height:1.3}td{padding:10px;border-bottom:1px solid var(--border-color);vertical-align:middle;word-break:break-word}tr:last-child td{border-bottom:none}tr:hover td{background:#f8fafc}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11.5px;font-weight:600}.badge-green{background:var(--success-bg);color:var(--success-text)}.badge-amber{background:var(--warn-bg);color:var(--warn-text)}.badge-red{background:var(--danger-bg);color:var(--danger-text)}.badge-slate{background:#e2e8f0;color:#334155}.pagination-bar{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;padding:12px 20px;border-top:1px solid var(--border-color);background:#f8fafc;font-size:13px}.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f172a,#134e4a);padding:20px}.login-card{width:100%;max-width:410px;background:#fff;border-radius:12px;padding:32px;box-shadow:0 20px 40px #00000040}.login-card h1{font-size:20px;font-weight:700;margin-bottom:4px}.login-card p{color:var(--text-muted);font-size:13px;margin-bottom:22px}.alert{padding:10px 13px;border-radius:8px;font-size:13px;margin-bottom:16px}.alert-error{background:var(--danger-bg);color:var(--danger-text);border:1px solid #fecaca}.alert-success{background:var(--success-bg);color:var(--success-text);border:1px solid #bbf7d0}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a8c;display:flex;align-items:center;justify-content:center;z-index:1000;padding:16px;overflow-y:auto}.modal-box{background:#fff;border-radius:10px;width:100%;max-width:460px;max-height:calc(100vh - 32px);overflow-y:auto;box-shadow:0 20px 40px #0f172a40}@media (max-width: 960px){.sidebar-backdrop.visible{display:block;position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a8c;z-index:850}.sidebar{position:fixed;top:0;left:0;bottom:0;width:268px;transform:translate(-100%);box-shadow:0 20px 40px #00000059}.sidebar.open{width:268px;transform:translate(0)}.sidebar.closed{width:268px;transform:translate(-100%)}.page-content{padding:16px}.topbar{padding:12px 16px}.topbar h2{font-size:16px}}@media (max-width: 640px){.stats-grid{grid-template-columns:repeat(2,1fr);gap:10px}.stat-card{padding:14px}.stat-value{font-size:22px}.grid-2,.form-grid-3,.form-grid-2{grid-template-columns:1fr}.filter-bar{grid-template-columns:1fr;padding:14px}.card-header{padding:12px 14px}.card-body{padding:14px}.topbar-meta{display:none}.login-card{padding:22px 18px}}