:root{--primary: #7C3AED;--primary-dark: #6D28D9;--primary-light: #A78BFA;--primary-bg: #F5F3FF;--danger: #DC2626;--danger-dark: #B91C1C;--success: #059669;--success-bg: #D1FAE5;--gray-50: #F9FAFB;--gray-100: #F3F4F6;--gray-200: #E5E7EB;--gray-300: #D1D5DB;--gray-400: #9CA3AF;--gray-500: #6B7280;--gray-600: #4B5563;--gray-700: #374151;--gray-800: #1F2937;--gray-900: #111827;--radius: 10px;--radius-sm: 6px;--radius-lg: 16px;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);--shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);--shadow-lg: 0 10px 15px rgba(0,0,0,.1), 0 4px 6px rgba(0,0,0,.05);--sidebar-w: 240px;--header-h: 56px;--transition: .2s ease}*{margin:0;padding:0;box-sizing:border-box}html{font-size:14px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;color:var(--gray-800);background:var(--gray-100);-webkit-font-smoothing:antialiased}#root{min-height:100vh}.app-layout{display:flex;min-height:100vh}.sidebar{position:fixed;left:0;top:0;bottom:0;width:var(--sidebar-w);background:#fff;border-right:1px solid var(--gray-200);display:flex;flex-direction:column;z-index:100;transition:transform var(--transition)}.sidebar-brand{padding:20px;font-size:1.2rem;font-weight:700;color:var(--primary);border-bottom:1px solid var(--gray-200);letter-spacing:-.5px}.sidebar-nav{flex:1;padding:12px;display:flex;flex-direction:column;gap:4px}.sidebar-link{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:var(--radius);color:var(--gray-600);text-decoration:none;font-weight:500;font-size:.95rem;transition:all var(--transition);cursor:pointer;border:none;background:none;width:100%;text-align:left}.sidebar-link:hover{background:var(--gray-100);color:var(--gray-800)}.sidebar-link.active{background:var(--primary-bg);color:var(--primary)}.sidebar-link svg{width:18px;height:18px;flex-shrink:0}.sidebar-footer{padding:16px 20px;border-top:1px solid var(--gray-200)}.main-area{margin-left:var(--sidebar-w);flex:1;min-height:100vh;display:flex;flex-direction:column}.top-bar{position:sticky;top:0;height:var(--header-h);background:#ffffffd9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--gray-200);display:flex;align-items:center;justify-content:space-between;padding:0 24px;z-index:50}.top-bar-title{font-size:1.1rem;font-weight:600;color:var(--gray-800)}.page-content{flex:1;padding:24px;max-width:1100px;width:100%;margin:0 auto}.sidebar-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;z-index:99}.mobile-menu-btn{display:none;background:none;border:none;cursor:pointer;padding:4px;color:var(--gray-700)}.mobile-menu-btn svg{width:22px;height:22px}.card{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:20px;transition:box-shadow var(--transition)}.card:hover{box-shadow:var(--shadow-md)}.card-title{font-size:1rem;font-weight:600;color:var(--gray-800);margin-bottom:16px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border:none;border-radius:var(--radius);font-size:.9rem;font-weight:500;cursor:pointer;transition:all var(--transition);white-space:nowrap;line-height:1.4}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-dark)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:var(--danger-dark)}.btn-ghost{background:transparent;color:var(--gray-600)}.btn-ghost:hover{background:var(--gray-100);color:var(--gray-800)}.btn-outline{background:#fff;color:var(--gray-700);border:1px solid var(--gray-300)}.btn-outline:hover{background:var(--gray-50);border-color:var(--gray-400)}.btn-sm{padding:5px 10px;font-size:.8rem}.btn-icon{padding:6px;width:32px;height:32px}.form-group{margin-bottom:16px}.form-group label{display:block;margin-bottom:6px;font-weight:500;font-size:.9rem;color:var(--gray-700)}.form-input{width:100%;padding:9px 12px;border:1px solid var(--gray-300);border-radius:var(--radius);font-size:.9rem;outline:none;transition:border-color var(--transition),box-shadow var(--transition);background:#fff;color:var(--gray-800)}.form-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #7c3aed1a}.form-input::placeholder{color:var(--gray-400)}textarea.form-input{resize:vertical;min-height:80px}select.form-input{cursor:pointer}.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}table{width:100%;border-collapse:collapse}th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--gray-200);font-size:.9rem}th{font-weight:600;color:var(--gray-500);font-size:.8rem;text-transform:uppercase;letter-spacing:.5px;background:var(--gray-50)}tbody tr:hover{background:var(--gray-50)}.tag{display:inline-block;padding:2px 8px;border-radius:999px;font-size:.75rem;font-weight:500;line-height:1.6}.tag-pinned{background:#fee2e2;color:#991b1b}.tag-update{background:#ccfbf1;color:#065f46}.tag-latest{background:var(--success-bg);color:#065f46}.tag-history{background:var(--gray-100);color:var(--gray-500)}.alert{padding:10px 14px;border-radius:var(--radius);margin-bottom:16px;font-size:.9rem;display:flex;align-items:center;justify-content:space-between}.alert-success{background:#d1fae5;color:#065f46}.alert-error{background:#fee2e2;color:#991b1b}.alert-dismiss{background:none;border:none;cursor:pointer;font-size:1.2rem;color:inherit;opacity:.6;padding:0 4px}.alert-dismiss:hover{opacity:1}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:200;padding:16px;animation:fadeIn .15s ease}.modal{background:#fff;border-radius:var(--radius-lg);width:100%;max-width:480px;max-height:calc(100vh - 32px);overflow-y:auto;box-shadow:var(--shadow-lg);animation:slideUp .2s ease}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--gray-200)}.modal-header h2{font-size:1.05rem;font-weight:600}.modal-body{padding:20px}.modal-footer{display:flex;gap:10px;justify-content:flex-end;padding:12px 20px;border-top:1px solid var(--gray-200)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,var(--primary-bg) 0%,#EDE9FE 50%,#F5F3FF 100%);padding:16px}.login-card{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:32px 28px;width:100%;max-width:380px}.login-card h1{text-align:center;font-size:1.4rem;color:var(--primary);margin-bottom:28px;font-weight:700;letter-spacing:-.5px}.dash-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}.dash-card{background:#fff;border-radius:var(--radius-lg);padding:24px;cursor:pointer;transition:all var(--transition);box-shadow:var(--shadow);border:1px solid transparent}.dash-card:hover{box-shadow:var(--shadow-md);border-color:var(--primary-light);transform:translateY(-2px)}.dash-card-icon{width:40px;height:40px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;margin-bottom:14px;font-size:1.2rem}.dash-card h2{font-size:1rem;font-weight:600;margin-bottom:4px}.dash-card p{font-size:.85rem;color:var(--gray-500)}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;gap:12px;flex-wrap:wrap}.page-header-left{display:flex;align-items:center;gap:12px}.page-header h1{font-size:1.2rem;font-weight:600}.empty-state{text-align:center;padding:40px 20px;color:var(--gray-400)}.empty-state svg{width:48px;height:48px;margin-bottom:12px;opacity:.4}.file-input-wrap{position:relative}.file-input-wrap input[type=file]{width:100%;padding:8px 12px;border:1px dashed var(--gray-300);border-radius:var(--radius);background:var(--gray-50);cursor:pointer;font-size:.85rem}.file-input-wrap input[type=file]:hover{border-color:var(--primary-light)}.file-hint{margin-top:4px;font-size:.8rem;color:var(--gray-500)}.actions{display:flex;gap:6px;flex-wrap:wrap}@media (max-width: 768px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.sidebar-overlay.show,.mobile-menu-btn{display:block}.main-area{margin-left:0}.page-content{padding:16px}.top-bar{padding:0 16px}.table-desktop{display:none}.card-list-mobile{display:flex;flex-direction:column;gap:10px}.card-list-item{background:#fff;border-radius:var(--radius);padding:12px 14px;box-shadow:var(--shadow)}.card-list-item-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.card-list-item-title{font-weight:600;font-size:.95rem;color:var(--gray-800);flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.card-list-item-meta{display:flex;align-items:center;gap:8px;font-size:.8rem;color:var(--gray-500);margin-bottom:8px;flex-wrap:wrap}.card-list-item-actions{display:flex;gap:6px;padding-top:8px;border-top:1px solid var(--gray-100)}.modal-overlay{padding:0;align-items:flex-end}.modal{max-width:100%;border-radius:var(--radius-lg) var(--radius-lg) 0 0;max-height:90vh}.dash-grid{grid-template-columns:1fr}.page-header{flex-direction:column;align-items:stretch}.page-header-left,.page-header .btn-primary{width:100%}.grid-2{grid-template-columns:1fr}}@media (min-width: 769px){.card-list-mobile{display:none}}.img-thumb{width:40px;height:40px;object-fit:cover;border-radius:var(--radius-sm)}.loading-spinner{display:flex;align-items:center;justify-content:center;padding:40px;color:var(--gray-400)}.badge-dot{width:8px;height:8px;border-radius:50%;display:inline-block}.text-muted{color:var(--gray-500)}.text-sm{font-size:.85rem}.mt-4{margin-top:4px}.mt-16{margin-top:16px}.mb-16{margin-bottom:16px}