.theme-toggle{position:relative;display:inline-block}.theme-toggle-button{display:flex;align-items:center;gap:6px;padding:8px 12px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:6px;color:#fff;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s ease;min-width:100px;justify-content:space-between}.theme-toggle-button:hover{background:rgba(255,255,255,.15);border-color:#ffffff4d}.theme-toggle-button:focus{outline:2px solid #3498db;outline-offset:2px}.theme-icon{font-size:14px}.theme-label{flex:1;text-align:left}.dropdown-arrow{font-size:10px;transition:transform .2s ease}.dropdown-arrow.open{transform:rotate(180deg)}.theme-dropdown{position:absolute;top:100%;right:0;margin-top:4px;background:white;border:1px solid #e1e5e9;border-radius:6px;box-shadow:0 4px 12px #00000026;list-style:none;padding:4px;min-width:120px;z-index:1000}.theme-option{display:flex;align-items:center;gap:8px;width:100%;padding:8px 12px;background:transparent;border:none;border-radius:4px;color:#374151;font-size:13px;cursor:pointer;transition:background-color .2s ease;justify-content:space-between}.theme-option:hover{background:#f3f4f6}.theme-option.active{background:#e3f2fd;color:#1976d2;font-weight:500}.theme-option-icon{font-size:14px}.theme-option-label{flex:1;text-align:left}.checkmark{color:#1976d2;font-size:12px;font-weight:700}[data-theme=dark] .theme-dropdown{background:#374151;border-color:#4b5563;box-shadow:0 4px 12px #0000004d}[data-theme=dark] .theme-option{color:#f3f4f6}[data-theme=dark] .theme-option:hover{background:#4b5563}[data-theme=dark] .theme-option.active{background:#1e40af;color:#93c5fd}[data-theme=dark] .checkmark{color:#93c5fd}@media (max-width: 768px){.theme-toggle-button{min-width:80px;padding:6px 10px;font-size:12px}.theme-dropdown{min-width:110px}.theme-option{padding:6px 10px;font-size:12px}}.cron-parser{max-width:800px;margin:0 auto;padding:20px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.input-section label{display:block;font-weight:600;margin-bottom:8px;color:#374151}.input-section input{width:100%;padding:.75rem;font-size:1rem;border:1px solid #ccc;border-radius:4px;margin-bottom:.5rem}.input-section input:focus{outline:none;border-color:#007bff}.input-section small{color:#666;font-size:.875rem}.presets-section{margin-bottom:2rem}.presets-section h3{color:#333;margin-bottom:1rem}.presets{display:flex;flex-wrap:wrap;gap:.5rem}.presets button{padding:.5rem 1rem;background-color:#f8f9fa;border:1px solid #dee2e6;border-radius:4px;cursor:pointer;font-size:.875rem}.presets button:hover{background-color:#e9ecef}.error-message{color:#dc3545;background-color:#f8d7da;border:1px solid #f5c6cb;padding:1rem;border-radius:4px;margin-bottom:1rem}.results{display:grid;gap:2rem;margin-top:2rem}.result-section h3{color:#333;margin-bottom:1rem;font-size:1.25rem}.human-readable{font-size:1.125rem;color:#28a745;font-weight:500;margin:0}.next-executions{list-style:none;padding:0;margin:0}.next-executions li{padding:.5rem;background-color:#f8f9fa;margin-bottom:.25rem;border-radius:4px}.components-table{width:100%;border-collapse:collapse}.components-table td{padding:.5rem;border-bottom:1px solid #dee2e6}.components-table td:first-child{font-weight:700;width:30%}.actions{display:flex;gap:1rem;flex-wrap:wrap}.actions button{padding:.75rem 1.5rem;background-color:#007bff;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:1rem}.actions button:disabled{background-color:#6c757d;cursor:not-allowed}.actions button:hover:not(:disabled){background-color:#0056b3}@media (max-width: 768px){.cron-parser{padding:1rem}.presets,.actions{flex-direction:column}}.json-table-converter{color:var(--text-primary);max-width:800px;margin:0 auto;padding:2rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.input-controls{display:flex;flex-direction:column;gap:1rem}.json-input{width:100%;min-height:300px;padding:1rem;border:2px solid var(--border-secondary);border-radius:8px;font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:14px;line-height:1.5;resize:vertical;transition:border-color .2s ease;background:var(--bg-primary);color:var(--text-primary)}.json-input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #2563eb1a}.json-input::placeholder{color:var(--text-tertiary);font-style:italic}.btn-outline{background-color:transparent;color:#2563eb;border:1px solid #2563eb}.btn-outline:hover{background-color:var(--accent-primary);color:#fff}.table-info{margin-bottom:1rem;color:#6b7280;font-size:14px}.export-controls{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1rem}.table-container{overflow-x:auto;border:1px solid #e1e5e9;border-radius:8px;box-shadow:0 2px 8px #0000001a}.data-table{width:100%;border-collapse:collapse;background-color:var(--bg-primary)}.data-table th,.data-table td{padding:.75rem;text-align:left;border-bottom:1px solid #e1e5e9}.data-table th{background-color:#f8fafc;font-weight:600;color:var(--text-secondary);position:sticky;top:0;z-index:1}.sortable-header{cursor:pointer;-webkit-user-select:none;user-select:none;transition:background-color .2s ease}.sortable-header:hover{background-color:#e2e8f0}.sortable-header:focus{outline:2px solid #2563eb;outline-offset:-2px}.sort-indicator{margin-left:.5rem;font-size:12px;opacity:.6}.data-table tr:hover{background-color:#f8fafc}.data-table td{font-size:14px;color:var(--text-secondary);max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media (max-width: 768px){.json-table-converter{padding:1rem}.page-title{font-size:1.5rem}.action-buttons,.export-controls{flex-direction:column}.btn{width:100%;justify-content:center}.data-table{font-size:12px}.data-table th,.data-table td{padding:.5rem}.json-input{min-height:200px}}@media (max-width: 480px){.json-table-converter{padding:.5rem}.page-title{font-size:1.25rem}.section-title{font-size:1.125rem}.data-table th,.data-table td{padding:.25rem}}@media print{.action-buttons,.export-controls,.btn{display:none}.json-table-converter{max-width:none;margin:0;padding:0}.data-table{border:1px solid #000}.data-table th,.data-table td{border:1px solid #000;padding:.5rem}}.json-yaml-converter{max-width:800px;margin:0 auto;padding:20px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.input-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}.input-column{display:flex;flex-direction:column}.input-column label{font-weight:600;margin-bottom:8px;color:var(--text-secondary);display:flex;align-items:center;gap:8px}.error-indicator{color:#dc2626;font-weight:400}.input-column textarea{width:100%;min-height:300px;padding:1rem;border:2px solid var(--border-secondary);border-radius:8px;font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:14px;line-height:1.5;resize:vertical;transition:border-color .2s ease;background:var(--bg-primary);color:var(--text-primary)}.input-column textarea:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #2563eb1a}.input-column textarea.error{border-color:#ef4444;box-shadow:0 0 0 3px #ef44441a}.help-text{display:block;margin-top:4px;color:var(--text-tertiary);font-size:.875rem}.error-message{background-color:#fee;color:#c53030;padding:8px 12px;border-radius:6px;margin-top:8px;font-size:.875rem;border-left:4px solid #e53e3e}.options-section{margin-bottom:24px;padding:16px;background-color:var(--bg-secondary);border-radius:8px;border:1px solid var(--border-secondary)}.option-group{display:flex;flex-direction:column;gap:8px}.option-group label{font-weight:600;color:var(--text-secondary)}.button-section{display:flex;gap:12px;margin-bottom:24px;flex-wrap:wrap}.convert-button{padding:12px 24px;background-color:var(--accent-primary);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .2s ease;flex:1;min-width:150px}.convert-button:hover:not(:disabled){background-color:var(--accent-primary-hover)}.convert-button:disabled{background-color:var(--accent-secondary);cursor:not-allowed;opacity:.6}.preset-button{padding:6px 12px;background-color:var(--bg-tertiary);border:1px solid var(--border-secondary);border-radius:6px;font-size:.875rem;color:var(--text-primary);cursor:pointer;transition:all .2s ease;white-space:nowrap}.preset-button:hover{background-color:var(--bg-secondary);border-color:var(--border-primary)}.status-message{padding:12px 16px;border-radius:8px;margin-bottom:24px;font-weight:500}.status-message.success{background-color:#d1fae5;color:#065f46;border-left:4px solid #10b981}.status-message.error{background-color:#fee;color:#c53030;border-left:4px solid #e53e3e}.actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}.action-button{padding:8px 16px;border:2px solid var(--accent-primary);border-radius:6px;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s ease;background-color:var(--bg-primary);color:var(--accent-primary)}.action-button:hover:not(:disabled){background-color:var(--accent-primary);color:#fff}.action-button:disabled{border-color:var(--accent-secondary);color:var(--accent-secondary);cursor:not-allowed;opacity:.6}.action-button.clear-button{border-color:#ef4444;color:#ef4444}.action-button.clear-button:hover:not(:disabled){background-color:#ef4444;color:#fff}.processing-indicator{display:flex;justify-content:center;padding:16px;color:#6b7280;font-style:italic}@media (max-width: 768px){.json-yaml-converter{padding:16px}.input-row{grid-template-columns:1fr;gap:16px}.button-section{flex-direction:column}.convert-button{min-width:auto}.presets{flex-direction:column}.preset-button{width:100%;text-align:left}.actions{flex-direction:column}.action-button{width:100%}.input-column textarea{min-height:200px}}.number-base-converter{color:var(--text-primary);max-width:800px;margin:0 auto;padding:2rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.converter-section{display:flex;flex-direction:column;gap:2rem}.section-title{font-size:1.5rem;font-weight:600;color:var(--text-secondary);margin-bottom:1rem}.input-controls{display:flex;flex-direction:column;gap:1.5rem}.input-group{display:flex;flex-direction:column;gap:.5rem}.input-label{font-weight:600;color:var(--text-secondary);font-size:.875rem}.number-input{width:100%;padding:.75rem;border:2px solid var(--border-secondary);border-radius:8px;font-size:1rem;font-family:Monaco,Menlo,Ubuntu Mono,monospace;transition:border-color .2s ease;background:var(--bg-primary);color:var(--text-primary)}.number-input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #2563eb1a}.number-input::placeholder{color:var(--text-tertiary);font-style:italic}.base-select{width:100%;padding:.75rem;border:2px solid var(--border-secondary);border-radius:8px;font-size:1rem;background-color:var(--bg-primary);color:var(--text-primary);cursor:pointer;transition:border-color .2s ease}.base-select:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #2563eb1a}.action-buttons{margin-top:1rem;display:flex;gap:1rem;flex-wrap:wrap}.btn{padding:.75rem 1.5rem;border:none;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease;text-decoration:none;display:inline-flex;align-items:center;gap:.5rem}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background-color:var(--accent-primary);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--accent-primary-hover);transform:translateY(-1px);box-shadow:0 4px 12px #2563eb33}.btn-secondary{background-color:#6b7280;color:#fff}.btn-secondary:hover:not(:disabled){background-color:#4b5563;transform:translateY(-1px);box-shadow:0 4px 12px #6b728033}.notification{padding:1rem;border-radius:6px;margin-bottom:1rem;font-weight:500}.notification-success{background-color:#dcfce7;color:#166534;border:1px solid #bbf7d0}.notification-error{background-color:#fef2f2;color:#dc2626;border:1px solid #fecaca}.notification-info{background-color:#dbeafe;color:#1e40af;border:1px solid #bfdbfe}.results-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-top:1rem}.result-item{background-color:var(--bg-secondary);border:1px solid var(--border-secondary);border-radius:8px;padding:1rem;transition:transform .2s ease,box-shadow .2s ease}.result-item:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.result-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}.result-header h3{margin:0;font-size:1.125rem;font-weight:600;color:var(--text-secondary)}.copy-btn{padding:.25rem .75rem;font-size:.75rem;background-color:var(--accent-primary);color:#fff;border:none;border-radius:4px;cursor:pointer;transition:all .2s ease}.copy-btn:hover:not(:disabled){background-color:var(--accent-primary-hover)}.copy-btn:disabled{background-color:#9ca3af;cursor:not-allowed}.result-value{font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:1rem;font-weight:500;color:var(--text-primary);word-break:break-all;min-height:1.5rem;display:flex;align-items:center}.error-details{margin-top:1.5rem;padding:1rem;background-color:#fef2f2;border:1px solid #fecaca;border-radius:6px}.error-details h4{margin:0 0 .5rem;color:#dc2626;font-weight:600}.error-details p{margin:0;color:#991b1b}.empty-state{text-align:center;padding:3rem;color:#6b7280}.empty-state p{font-size:1.125rem;margin:0}@media (max-width: 768px){.number-base-converter{padding:1rem}.action-buttons{flex-direction:column}.btn{width:100%;justify-content:center}.results-grid{grid-template-columns:1fr;gap:1rem}.result-header{flex-direction:column;align-items:flex-start;gap:.5rem}.copy-btn{align-self:flex-end}}@media (max-width: 480px){.number-base-converter{padding:.5rem}.section-title{font-size:1.125rem}.result-value{font-size:.875rem}.btn{padding:.5rem 1rem;font-size:.875rem}}@media print{.action-buttons,.copy-btn{display:none}.number-base-converter{max-width:none;margin:0;padding:0}.result-item{break-inside:avoid;border:1px solid #000}}.date-converter{max-width:800px;margin:0 auto;padding:20px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.input-section{margin-bottom:24px}.input-section label{display:block;font-weight:600;margin-bottom:8px;color:var(--text-secondary)}.input-section input{width:100%;padding:12px 16px;border:2px solid var(--border-secondary);border-radius:8px;font-size:1rem;transition:border-color .2s ease;background:var(--bg-primary);color:var(--text-primary)}.input-section input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #2563eb1a}.input-section small{display:block;margin-top:4px;color:var(--text-tertiary);font-size:.875rem}.options-section{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:24px}.option-group{display:flex;flex-direction:column}.option-group label{font-weight:600;margin-bottom:8px;color:var(--text-secondary)}.option-group select{padding:8px 12px;border:2px solid var(--border-secondary);border-radius:6px;font-size:.875rem;background-color:var(--bg-primary);color:var(--text-primary);cursor:pointer;transition:border-color .2s ease}.option-group select:focus{outline:none;border-color:var(--accent-primary)}.presets-section{margin-bottom:24px}.presets-section h3{font-size:1.125rem;font-weight:600;margin-bottom:12px;color:var(--text-secondary)}.presets{display:flex;flex-wrap:wrap;gap:8px}.presets button{padding:6px 12px;background-color:var(--bg-tertiary);border:1px solid var(--border-secondary);border-radius:6px;font-size:.875rem;color:var(--text-primary);cursor:pointer;transition:all .2s ease}.presets button:hover{background-color:var(--bg-secondary);border-color:var(--border-primary)}.error-message{background-color:#fee;color:#c53030;padding:12px 16px;border-radius:6px;margin-bottom:24px;border-left:4px solid #e53e3e}.results{background-color:var(--bg-secondary);border:1px solid var(--border-secondary);border-radius:8px;padding:20px;margin-bottom:24px}.result-section h3{font-size:1.125rem;font-weight:600;margin-bottom:16px;color:var(--text-secondary)}.result-grid{display:grid;gap:16px}.result-item{display:grid;grid-template-columns:200px 1fr auto;gap:12px;align-items:center;padding:12px;background-color:var(--bg-primary);border-radius:6px;border:1px solid var(--border-secondary)}.result-item label{font-weight:600;color:var(--text-secondary);font-size:.875rem}.result-item span{font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:.875rem;color:var(--text-primary);word-break:break-all}.copy-button{padding:4px 8px;background-color:var(--accent-primary);color:#fff;border:none;border-radius:4px;font-size:.75rem;cursor:pointer;transition:background-color .2s ease}.copy-button:hover{background-color:var(--accent-primary-hover)}.actions{display:flex;gap:12px;margin-top:20px}.actions button{padding:10px 16px;background-color:var(--accent-primary);color:#fff;border:none;border-radius:6px;font-size:.875rem;font-weight:500;cursor:pointer;transition:background-color .2s ease}.actions button:hover{background-color:var(--accent-primary-hover)}.current-timestamps-section{background-color:var(--bg-secondary);border:1px solid var(--border-secondary);border-radius:8px;padding:20px}.current-timestamps-section h3{font-size:1.125rem;font-weight:600;margin-bottom:16px;color:var(--text-secondary)}.timestamps-grid{display:grid;gap:12px}.timestamp-item{display:grid;grid-template-columns:250px 1fr auto;gap:12px;align-items:center;padding:8px 12px;background-color:var(--bg-primary);border-radius:6px;border:1px solid var(--border-secondary)}.timestamp-item label{font-weight:600;color:var(--text-secondary);font-size:.875rem}.timestamp-item span{font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:.875rem;color:var(--text-primary);word-break:break-all}@media (max-width: 768px){.date-converter{padding:16px}.options-section{grid-template-columns:1fr;gap:12px}.presets{flex-direction:column}.presets button{width:100%;text-align:left}.result-item,.timestamp-item{grid-template-columns:1fr;gap:8px}.result-item span,.timestamp-item span{margin:4px 0}.copy-button{justify-self:start}}.home-page{max-width:1200px;margin:0 auto;padding:2rem}.home-header{margin-bottom:3rem}.home-title h1{color:var(--text-primary);margin-bottom:1rem;font-size:2.5rem;font-weight:700}.home-title p{color:var(--text-secondary);font-size:1.2rem;margin:0;max-width:600px;line-height:1.6}.converter-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:2rem}.converter-card{background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:12px;padding:2rem;box-shadow:0 2px 8px #0000001a;transition:transform .2s,box-shadow .2s,border-color .2s}.converter-card:hover{transform:translateY(-4px);box-shadow:0 8px 25px #00000026;border-color:var(--accent-primary)}.converter-card h3{margin-top:0;margin-bottom:1rem;color:var(--text-primary);font-size:1.5rem;font-weight:600}.converter-card p{color:var(--text-secondary);margin-bottom:1.5rem;line-height:1.6;font-size:1rem}.converter-link{display:inline-block;padding:.75rem 1.5rem;background-color:var(--accent-primary);color:#fff;text-decoration:none;border-radius:8px;font-weight:500;transition:all .2s ease;border:none;cursor:pointer}.converter-link:hover{background-color:var(--accent-primary-hover);transform:translateY(-1px);box-shadow:0 4px 12px #2563eb4d}@media (max-width: 768px){.home-title h1{font-size:2rem}.home-title p{font-size:1.1rem}.converter-grid{grid-template-columns:1fr;gap:1.5rem}.converter-card{padding:1.5rem}}@media (max-width: 480px){.home-page,.converter-card{padding:1rem}.converter-link{padding:.6rem 1.2rem;font-size:.9rem}}:root{--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #f1f5f9;--text-primary: #1a1a1a;--text-secondary: #374151;--text-tertiary: #6b7280;--border-primary: #e1e5e9;--border-secondary: #d1d5db;--accent-primary: #2563eb;--accent-primary-hover: #1d4ed8;--accent-secondary: #6b7280;--accent-secondary-hover: #4b5563;--sidebar-bg: #2c3e50;--sidebar-header-bg: #34495e;--sidebar-border: #34495e;--sidebar-text: #ffffff;--sidebar-text-secondary: #ecf0f1;--header-bg: #2c3e50;--header-border: #34495e;--search-bg: #ecf0f1;--search-text: #2c3e50;--search-border: #34495e;--search-focus: #3498db}[data-theme=dark]{--bg-primary: #1f2937;--bg-secondary: #374151;--bg-tertiary: #4b5563;--text-primary: #f9fafb;--text-secondary: #e5e7eb;--text-tertiary: #d1d5db;--border-primary: #4b5563;--border-secondary: #6b7280;--accent-primary: #3b82f6;--accent-primary-hover: #2563eb;--accent-secondary: #9ca3af;--accent-secondary-hover: #6b7280;--sidebar-bg: #1f2937;--sidebar-header-bg: #374151;--sidebar-border: #4b5563;--sidebar-text: #f9fafb;--sidebar-text-secondary: #f3f4f6;--header-bg: #1f2937;--header-border: #374151;--search-bg: #374151;--search-text: #f3f4f6;--search-border: #4b5563;--search-focus: #60a5fa}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg-primary);color:var(--text-primary)}.app-container{display:flex;flex-direction:column;height:100vh}.app-header{background:var(--header-bg);border-bottom:1px solid var(--header-border);padding:12px 24px;z-index:1000;display:flex;align-items:center;justify-content:space-between}.search-container{max-width:600px;margin:0 auto}.menu-toggle{display:none;flex-direction:column;background:none;border:none;cursor:pointer;padding:8px;margin-right:16px}.hamburger-line{width:24px;height:2px;background-color:var(--sidebar-text);margin:2px 0;transition:.3s}.theme-toggle-container{display:flex;align-items:center}.search-input{width:100%;padding:10px 16px;border:1px solid var(--search-border);border-radius:6px;font-size:14px;outline:none;transition:border-color .2s;background:var(--search-bg);color:var(--search-text)}.search-input:focus{border-color:var(--search-focus);box-shadow:0 0 0 2px #3498db40}.sidebar-layout{display:flex;flex:1;overflow:hidden}.sidebar{width:280px;background:var(--sidebar-bg);color:var(--sidebar-text);display:flex;flex-direction:column;overflow-y:auto;position:relative}.sidebar-close{display:none;position:absolute;top:12px;right:12px;background:none;border:none;color:var(--sidebar-text);font-size:24px;cursor:pointer;padding:4px 8px;z-index:1002}.sidebar-close:hover{background-color:#ffffff1a;border-radius:4px}.sidebar-overlay{display:none;position:fixed;top:0;left:0;width:100vw;height:100vh;background:rgba(0,0,0,.5);z-index:1000}.sidebar-header{padding:24px 20px;border-bottom:1px solid var(--sidebar-border);background:var(--sidebar-header-bg)}.sidebar-header h2{margin:0 0 4px;font-size:20px;font-weight:600}.sidebar-header p{margin:0;font-size:14px;opacity:.8}.sidebar-content{flex:1;padding:16px 0}.category-section{margin-bottom:8px}.category-toggle{width:100%;background:none;border:none;color:var(--sidebar-text);padding:12px 20px;font-size:14px;font-weight:600;cursor:pointer;display:flex;align-items:center;transition:background-color .2s}.category-toggle:hover{background-color:#ffffff1a}.arrow{margin-right:8px;transition:transform .2s;font-size:12px}.arrow.expanded{transform:rotate(90deg)}.tool-list{list-style:none;margin:0;padding:0}.tool-list li{margin:2px 0}.tool-link{display:block;padding:8px 20px 8px 52px;color:var(--sidebar-text-secondary);text-decoration:none;font-size:13px;transition:background-color .2s;border-left:3px solid transparent}.tool-link:hover{background-color:#ffffff1a;border-left-color:#3498db}.tool-link.active{background-color:#3498db33;border-left-color:#3498db;font-weight:600}.page-container{max-width:800px;margin:0 auto;padding:20px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.page-container h1{color:#1a5490;margin-bottom:8px;font-size:2rem;font-weight:600}.page-container p{color:#6c757d;margin-bottom:24px;font-size:1rem}.main-content{flex:1;padding:32px;overflow-y:auto;background:var(--bg-primary)}@media (max-width: 768px){.menu-toggle{display:flex}.sidebar{width:280px;position:fixed;top:0;left:0;height:100vh;z-index:1001;transform:translate(-100%);transition:transform .3s ease;box-shadow:2px 0 8px #00000026}.sidebar.open{transform:translate(0)}.sidebar-close,.sidebar-overlay{display:block}.main-content{padding:16px}.app-header{padding:12px 16px}.search-container{max-width:400px}.search-input{font-size:16px}}