:root{--primary: #3b82f6;--primary-hover: #2563eb;--danger: #ef4444;--success: #22c55e;--warning: #f59e0b;--bg: #f8fafc;--card-bg: #ffffff;--text: #1e293b;--text-secondary: #64748b;--border: #e2e8f0;--radius: 12px;--shadow: 0 1px 3px rgba(0, 0, 0, .1), 0 1px 2px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans SC,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;font-family:inherit;font-size:.875rem;border:none;outline:none;transition:all .2s}button:disabled{opacity:.6;cursor:not-allowed}input,textarea,select{font-family:inherit;font-size:.875rem;border:1px solid var(--border);border-radius:8px;padding:10px 12px;outline:none;transition:border-color .2s;background:#fff;width:100%}input:focus,textarea:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 3px #3b82f61a}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 20px;border-radius:8px;font-weight:500;transition:all .2s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{background:var(--border);color:var(--text)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626}.btn-sm{padding:6px 12px;font-size:.8rem}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.card-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.card-body{padding:20px}.layout-header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}.layout-header .logo{display:flex;align-items:center;gap:8px;font-size:1.25rem;font-weight:700}.layout-header .logo svg{width:28px;height:28px}.main-content{max-width:1200px;margin:0 auto;padding:24px}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:24px}.login-card{width:100%;max-width:420px;padding:40px}.login-card h1{font-size:1.5rem;text-align:center;margin-bottom:8px}.login-card .subtitle{text-align:center;color:var(--text-secondary);margin-bottom:32px}.form-group{margin-bottom:16px}.form-group label{display:block;font-weight:500;margin-bottom:6px;font-size:.875rem}.form-actions{margin-top:24px}.form-actions .btn{width:100%}.form-footer{text-align:center;margin-top:16px;font-size:.875rem;color:var(--text-secondary)}.form-footer a{cursor:pointer;color:var(--primary)}.dashboard{display:grid;grid-template-columns:220px 1fr;gap:24px}.sidebar{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:16px;height:fit-content}.sidebar-section{margin-bottom:16px}.sidebar-section:last-child{margin-bottom:0}.sidebar-title{font-size:.75rem;font-weight:600;text-transform:uppercase;color:var(--text-secondary);padding:0 8px;margin-bottom:8px;letter-spacing:.05em}.category-item{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:8px;cursor:pointer;font-size:.875rem;transition:background .15s;color:var(--text)}.category-item:hover{background:var(--bg)}.category-item.active{background:#3b82f61a;color:var(--primary);font-weight:500}.category-item .count{margin-left:auto;font-size:.75rem;color:var(--text-secondary);background:var(--bg);padding:2px 8px;border-radius:10px}.search-bar{display:flex;gap:12px;margin-bottom:20px}.search-bar input{flex:1}.search-bar .btn{white-space:nowrap}.items-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}.item-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:16px;cursor:pointer;transition:all .2s;position:relative}.item-card:hover{box-shadow:var(--shadow-lg);border-color:var(--primary);transform:translateY(-1px)}.item-card .item-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}.item-card .item-favicon{width:32px;height:32px;border-radius:8px;background:var(--bg);display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0}.item-card .item-title{font-weight:600;font-size:.95rem;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.item-card .item-domain{font-size:.8rem;color:var(--text-secondary)}.item-card .item-username{font-size:.85rem;color:var(--text-secondary);margin-bottom:8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.item-card .item-actions{display:flex;gap:6px;margin-top:8px}.item-card .item-actions .btn{flex:1;padding:6px;font-size:.75rem}.strength-bar{height:3px;border-radius:2px;margin-top:8px}.strength-0{background:#e2e8f0;width:10%}.strength-1{background:var(--danger);width:25%}.strength-2{background:var(--warning);width:50%}.strength-3{background:#86efac;width:75%}.strength-4{background:var(--success);width:100%}.category-badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:.75rem;font-weight:500}.category-social{background:#ede9fe;color:#7c3aed}.category-email{background:#dbeafe;color:#2563eb}.category-shopping{background:#fce7f3;color:#db2777}.category-finance{background:#d1fae5;color:#059669}.category-work{background:#fef3c7;color:#d97706}.category-entertainment{background:#e0e7ff;color:#4f46e5}.category-developer{background:#e6fffa;color:#0d9488}.category-ai{background:#f0f9ff;color:#0284c7}.category-other{background:#f1f5f9;color:#475569}.empty-state{text-align:center;padding:60px 20px;color:var(--text-secondary)}.empty-state .icon{font-size:3rem;margin-bottom:16px}.empty-state h3{font-size:1.1rem;margin-bottom:8px;color:var(--text)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:200;padding:24px}.modal{background:#fff;border-radius:var(--radius);width:100%;max-width:520px;max-height:85vh;overflow-y:auto;box-shadow:var(--shadow-lg)}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border)}.modal-header h2{font-size:1.1rem}.modal-body{padding:24px}.modal-footer{display:flex;gap:8px;justify-content:flex-end;padding:16px 24px;border-top:1px solid var(--border)}.password-field{position:relative}.password-field input{padding-right:40px}.password-field .toggle-visibility{position:absolute;right:10px;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;color:var(--text-secondary);font-size:1rem;padding:4px}.toast{position:fixed;bottom:24px;right:24px;padding:12px 20px;border-radius:8px;color:#fff;font-weight:500;z-index:300;animation:slideIn .3s ease}.toast-success{background:var(--success)}.toast-error{background:var(--danger)}.toast-info{background:var(--primary)}@keyframes slideIn{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}@media (max-width: 768px){.dashboard{grid-template-columns:1fr}.sidebar{display:none}.items-grid{grid-template-columns:1fr}.main-content{padding:16px}}.color-dot{width:8px;height:8px;border-radius:50%;display:inline-block}