.note-list-container{width:320px;min-width:250px;display:flex;flex-direction:column;background-color:var(--sidebar-background);color:var(--sidebar-text)}.note-list-header{padding:1rem;display:flex;gap:.5rem;border-bottom:1px solid var(--sidebar-hover)}.search-bar{flex-grow:1;padding:.5rem .75rem;border:1px solid var(--sidebar-hover);border-radius:6px;background-color:var(--sidebar-background);color:var(--sidebar-text);font-size:14px;outline:none;transition:border-color .2s}.search-bar:focus{border-color:var(--accent-primary)}.new-note-btn{padding:.5rem .75rem;background-color:var(--accent-primary);color:#fff;border:none;border-radius:6px;cursor:pointer;display:flex;align-items:center;transition:background-color .2s}.new-note-btn:hover{background-color:var(--accent-primary-hover)}.notes-scroller{overflow-y:auto;flex-grow:1}.note-item{padding:1rem 1.25rem;border-bottom:1px solid var(--sidebar-hover);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:1rem;transition:background-color .2s;border-left:4px solid transparent}.note-item:hover{background-color:var(--sidebar-hover)}.note-item.active{background-color:var(--sidebar-active);border-left-color:var(--accent-primary)!important}.note-item-title{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:flex;align-items:center;gap:.75rem}.delete-note-btn{background:none;border:none;color:var(--sidebar-text);cursor:pointer;visibility:hidden;opacity:.5;transition:opacity .2s}.note-item:hover .delete-note-btn{visibility:visible}.delete-note-btn:hover{opacity:1}.no-notes-found{text-align:center;color:var(--text-secondary);padding-top:2rem}.note-list{height:100vh;overflow-y:auto;border-right:1px solid #ddd;padding:10px}:root{--background-primary: #f9fafb;--background-secondary: #ffffff;--text-primary: #111827;--text-secondary: #6b7280;--border-color: #d1d5db;--accent-primary: #4f46e5;--accent-hover: #4338ca;--accent-active: #3730a3;--accent-subtle: #eef2ff;--danger-color: #ef4444}.dark{--background-primary: #111827;--background-secondary: #1f2937;--text-primary: #f9fafb;--text-secondary: #9ca3af;--border-color: #374151;--accent-primary: #6366f1;--accent-hover: #818cf8;--accent-active: #4f46e5;--accent-subtle: #312e81;--danger-color: #dc2626}.toolbar{display:flex;flex-wrap:wrap;gap:8px;padding:10px;border-bottom:1px solid var(--border-color);background:var(--background-primary);border-radius:6px;position:sticky;top:0;z-index:5}.toolbar-group{display:flex;gap:6px;padding-right:10px;border-right:1px solid var(--border-color)}.toolbar-group:last-child{border-right:none}.format-btn,.ai-btn,select,.color-btn{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border:1px solid var(--border-color);border-radius:6px;background:var(--background-secondary);color:var(--text-secondary);font-size:14px;cursor:pointer;transition:all .15s ease-in-out}.ai-btn{width:auto;padding:0 12px;font-size:13px;font-weight:500}.format-btn svg{width:18px;height:18px}.format-btn:hover,.ai-btn:hover,.color-btn:hover,select:hover{background:var(--accent-subtle);border-color:var(--accent-primary);color:var(--accent-primary)}.format-btn:active,.ai-btn:active{background:var(--accent-active);color:#fff}select{width:60px;height:34px;border-radius:6px;font-size:13px;padding-left:4px}.color-btn{position:relative;width:34px;height:34px;overflow:hidden}.color-btn input[type=color]{position:absolute;opacity:0;cursor:pointer;width:34px;height:34px;left:0;top:0}.color-btn .reset-color{position:absolute;right:-12px;top:-12px;width:18px;height:18px;border-radius:50%;border:none;background:var(--danger-color);color:#fff;font-size:10px;cursor:pointer;opacity:0;transition:opacity .2s ease-in-out}.color-btn:hover .reset-color{opacity:1}.toolbar button,.toolbar select,.toolbar label{pointer-events:auto!important}.floating-popup{position:fixed;background:var(--background-secondary);border:1px solid var(--border-color);color:var(--text-primary);border-radius:8px;box-shadow:0 2px 6px #00000026;padding:12px 16px;max-width:320px;z-index:1000}.floating-popup.bottom-right{bottom:20px;right:20px}.popup-header{display:flex;justify-content:space-between;align-items:center;font-weight:700;margin-bottom:6px}.popup-header button{background:transparent;border:none;font-size:18px;cursor:pointer;line-height:1;color:var(--text-secondary)}.editor{display:flex;flex-direction:column;height:100%;flex:1;position:relative;overflow:hidden;background:var(--background-secondary);color:var(--text-primary)}.note-title{font-size:18px;font-weight:700;border:none;outline:none;margin-bottom:8px;background:transparent;padding:5px;color:var(--text-primary)}.note-content{flex:1;padding:10px;background:var(--background-primary);border:1px solid var(--border-color);border-radius:6px;color:var(--text-primary);height:calc(100vh - 200px);overflow-y:auto;white-space:pre-wrap}.editor.locked .toolbar,.editor.locked .note-content{filter:blur(4px);pointer-events:none}.lock-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#fffffff2;display:flex;justify-content:center;align-items:center;z-index:20}.dark .lock-overlay{background:#111827f2}.lock-box{text-align:center;background:var(--background-secondary);padding:25px 35px;border-radius:10px;box-shadow:0 4px 15px #00000026;color:var(--text-primary)}.lock-icon{font-size:40px;margin-bottom:10px;color:var(--text-primary)}.password-input input{margin-top:12px;padding:8px;border:1px solid var(--border-color);border-radius:6px;width:220px;text-align:center;background:var(--background-secondary);color:var(--text-primary)}@keyframes shake{0%{transform:translate(0)}20%{transform:translate(-6px)}40%{transform:translate(6px)}60%{transform:translate(-6px)}80%{transform:translate(6px)}to{transform:translate(0)}}.shake{animation:shake .4s}.toggle-password{background:transparent;border:none;cursor:pointer;padding:4px;color:var(--text-secondary)}.unlock-btn{margin-top:12px;padding:8px 16px;border:none;border-radius:6px;background:var(--accent-primary);color:#fff;font-weight:500;cursor:pointer;transition:background .2s ease-in-out}.unlock-btn:hover{background:var(--accent-hover)}.status-bar{font-size:13px;color:var(--text-secondary);margin-top:6px;text-align:right;padding-right:6px}.search-bar{display:flex;gap:6px;margin:6px 0}.search-bar input{flex:1;padding:6px 8px;border:1px solid var(--border-color);background:var(--background-secondary);color:var(--text-primary);border-radius:6px}.editor-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.editor-actions{display:flex;align-items:center;gap:8px}.toolbar-toggle{margin-left:auto;border:1px solid var(--border-color);border-radius:6px;width:34px;height:34px;background:var(--background-secondary);color:var(--text-secondary);cursor:pointer}.dropdown-menu{position:absolute;top:42px;right:0;background:#fff;border:1px solid #ddd;border-radius:8px;box-shadow:0 4px 10px #00000026;display:flex;flex-direction:column;min-width:160px;z-index:20}.ai-popup{position:fixed;bottom:30px;right:30px;background:linear-gradient(90deg,#6366f1,#818cf8);color:#fff;padding:12px 18px;border-radius:10px;box-shadow:0 4px 10px #0003;font-size:14px;max-width:320px;z-index:999;animation:fadeInOut 5s ease-in-out forwards}@keyframes fadeInOut{0%{opacity:0;transform:translateY(10px)}10%,90%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(10px)}}:root{--background-primary: #f8f9fa;--background-secondary: #ffffff;--sidebar-background: #1e293b;--sidebar-text: #e2e8f0;--sidebar-hover: #334155;--sidebar-active: #475569;--border-color: #dee2e6;--text-primary: #212529;--text-secondary: #6c757d;--accent-primary: #007bff;--accent-primary-hover: #0056b3;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}body{margin:0;font-family:var(--font-sans);background-color:var(--background-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app-container{display:flex;height:100vh}.no-active-note{flex-grow:1;display:flex;flex-direction:column;justify-content:center;align-items:center;color:var(--text-secondary);background-color:var(--background-primary);text-align:center;gap:1rem}.no-active-note:before{content:"📝";font-size:5rem;opacity:.5}.dark .card,.dark .main,.dark .note-content,.dark .editor{border:1px solid #2b2b36!important;background-color:#1f1f28!important;color:#e5e7eb!important}.dark .sidebar{border-right:1px solid #2b2b36!important}.dark .app{background-color:#18181b!important}.dark .card,.dark .main,.dark .note-content,.dark .editor,.dark .sidebar{border:none!important;box-shadow:0 0 10px #2563eb1a}@media (max-width: 768px){.app-container,.app{flex-direction:column}.sidebar{width:100%;border-right:none;border-bottom:1px solid #d0d7ff}.note-content{height:auto;min-height:60vh}.toolbar{flex-wrap:wrap;justify-content:center}.toolbar-group{border-right:none;padding-right:0}.ai-btn{font-size:12px;padding:6px 10px}.note-title{font-size:16px;width:100%}.top-btn,.sidebar-toggle{width:30px;height:30px}.dropdown-menu{top:36px;right:6px}}:root{--bg: #f6f7fb;--card: #fff;--accent: #4f46e5;--muted: #6b7280}*{box-sizing:border-box}body{font-family:Inter,system-ui,Arial,sans-serif;margin:0;background:var(--bg);color:#111}.app{display:flex;height:100vh;gap:12px;padding:12px}.sidebar{width:320px;max-width:40%}.main{flex:1;display:flex;flex-direction:column}.header{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.toolbar{display:flex;gap:8px;margin-bottom:8px}.card{background:var(--card);border-radius:10px;padding:10px;box-shadow:0 1px 4px #1018280d}.search{width:100%;padding:8px;border-radius:8px;border:1px solid #e6e7ee}