.notes-sidebar{width:var(--sidebar-width);background:var(--bg-secondary);border-right:1px solid var(--border-color);height:100vh;transition:all var(--transition-normal);flex-direction:column;flex-shrink:0;display:flex;overflow:hidden}.sidebar-header{border-bottom:1px solid var(--border-color);background:var(--bg-primary);padding:1.5rem}.sidebar-title-row{justify-content:space-between;align-items:center;margin-bottom:1rem;display:flex}.sidebar-title{color:var(--text-primary);background:var(--gradient-primary);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:1.25rem;font-weight:700}.close-sidebar{display:none}.search-container{align-items:center;display:flex;position:relative}.search-icon{color:var(--text-tertiary);pointer-events:none;position:absolute;left:.75rem}.search-input{width:100%;color:var(--text-primary);background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);transition:all var(--transition-fast);outline:none;padding:.625rem 2.5rem;font-size:.875rem}.search-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px #6366f11a}.search-clear{color:var(--text-tertiary);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;border-radius:4px;padding:.25rem;position:absolute;right:.5rem}.search-clear:hover{background:var(--bg-tertiary);color:var(--text-secondary)}.notes-list{flex:1;padding:.5rem;overflow-y:auto}.notes-empty{text-align:center;color:var(--text-secondary);flex-direction:column;justify-content:center;align-items:center;padding:3rem 1.5rem;display:flex}.notes-empty p{margin-bottom:.25rem;font-size:.875rem;font-weight:500}.empty-hint{color:var(--text-tertiary);font-size:.75rem}.note-item{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);cursor:pointer;transition:all var(--transition-fast);animation:fadeIn var(--transition-fast);margin-bottom:.5rem;padding:1rem}.note-item:hover{border-color:var(--accent-primary);box-shadow:var(--shadow-sm);transform:translate(2px)}.note-item.active{background:var(--bg-glass);border-color:var(--accent-primary);box-shadow:var(--shadow-md)}.note-item-header{justify-content:space-between;align-items:center;margin-bottom:.5rem;display:flex}.note-icon{color:var(--text-tertiary)}.note-date{color:var(--text-tertiary);font-size:.6875rem;font-weight:500}.note-title{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;margin-bottom:.375rem;font-size:.9375rem;font-weight:600;overflow:hidden}.note-preview{color:var(--text-secondary);-webkit-line-clamp:2;line-clamp:2;text-overflow:ellipsis;-webkit-box-orient:vertical;font-size:.8125rem;line-height:1.5;display:-webkit-box;overflow:hidden}.sidebar-footer{border-top:1px solid var(--border-color);background:var(--bg-primary);padding:1rem 1.5rem}.notes-count{color:var(--text-tertiary);text-align:center;font-size:.75rem;font-weight:500}.sidebar-overlay{display:none}@media (max-width:768px){.notes-sidebar{z-index:1000;width:85%;max-width:320px;position:fixed;top:0;left:0;transform:translate(-100%)}.notes-sidebar.open{box-shadow:var(--shadow-xl);transform:translate(0)}.sidebar-overlay{z-index:999;background:#00000080;animation:.2s ease-out fadeIn;display:block;position:fixed;inset:0}.close-sidebar{display:flex!important}}
.toolbar{height:var(--toolbar-height);background:var(--bg-primary);border-bottom:1px solid var(--border-color);transition:all var(--transition-normal);justify-content:space-between;align-items:center;gap:1rem;padding:0 1.5rem;display:flex}.toolbar-left,.toolbar-right{flex-shrink:0;align-items:center;gap:.5rem;display:flex}.toolbar-center{flex:1;justify-content:center;align-items:center;min-width:0;display:flex}.toolbar-title{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;text-align:center;max-width:400px;font-size:1rem;font-weight:600;overflow:hidden}.toolbar-btn{position:relative}.toolbar-btn:disabled{opacity:.4;cursor:not-allowed}.toolbar-btn:disabled:hover{background:0 0;transform:none}.toolbar-divider{background:var(--border-color);width:1px;height:24px;margin:0 .25rem}.theme-toggle{color:var(--accent-primary)}.download-container{position:relative}.download-menu{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);min-width:220px;box-shadow:var(--shadow-lg);z-index:1000;padding:.5rem;animation:.2s ease-out slideInDown;position:absolute;top:calc(100% + .5rem);left:0}@keyframes slideInDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.download-menu-item{border-radius:var(--border-radius-sm);cursor:pointer;width:100%;transition:all var(--transition-fast);text-align:left;background:0 0;border:none;align-items:center;gap:.75rem;padding:.75rem;display:flex}.download-menu-item:hover{background:var(--bg-secondary)}.menu-item-icon{flex-shrink:0;font-size:1.5rem}.menu-item-content{flex-direction:column;gap:.125rem;display:flex}.menu-item-title{color:var(--text-primary);font-size:.875rem;font-weight:500}.menu-item-desc{color:var(--text-secondary);font-size:.75rem}@media (max-width:768px){.toolbar{height:var(--toolbar-height);padding:0 1rem}.toolbar-title{max-width:200px;font-size:.875rem}.toolbar-divider{display:none}.download-menu{left:auto;right:0}}
.editor-container{flex-direction:column;flex:1;height:100%;display:flex;position:relative;overflow:hidden}.editor-textarea{width:100%;color:var(--text-primary);background:var(--bg-primary);resize:none;transition:background var(--transition-normal),color var(--transition-normal);border:none;outline:none;flex:1;padding:2rem;font-family:JetBrains Mono,monospace;font-size:1rem;line-height:1.8;overflow-y:auto}.editor-textarea::placeholder{color:var(--text-tertiary);font-style:italic}.editor-empty-state{text-align:center;height:100%;animation:fadeIn var(--transition-normal);flex-direction:column;justify-content:center;align-items:center;padding:2rem;display:flex}.empty-state-icon{opacity:.6;margin-bottom:1rem;font-size:4rem}.editor-empty-state h2{color:var(--text-primary);margin-bottom:.5rem;font-size:1.5rem;font-weight:600}.editor-empty-state p{color:var(--text-secondary);font-size:1rem}.editor-status-bar{background:var(--bg-secondary);border-top:1px solid var(--border-color);color:var(--text-secondary);transition:all var(--transition-normal);justify-content:space-between;align-items:center;padding:.75rem 1.5rem;font-size:.75rem;display:flex}.status-stats{align-items:center;gap:.75rem;display:flex}.stat-item{align-items:center;gap:.25rem;display:flex}.stat-label{color:var(--text-tertiary)}.stat-value{color:var(--text-primary);font-variant-numeric:tabular-nums;font-weight:500}.stat-divider{color:var(--border-color)}.status-save{align-items:center;gap:.5rem;display:flex}.saving-indicator{color:var(--accent-primary);align-items:center;gap:.5rem;font-weight:500;display:flex}.saving-dot{background:var(--accent-primary);border-radius:50%;width:6px;height:6px;animation:1.5s ease-in-out infinite pulse}.saved-indicator{color:var(--text-secondary)}@media (max-width:768px){.editor-textarea{padding:1rem;font-size:.9375rem}.editor-status-bar{flex-direction:column;gap:.5rem;padding:.75rem 1rem}.status-stats{flex-wrap:wrap;justify-content:center}}
.app-container{--sidebar-width:248px;--toolbar-height:64px;--bg-primary:#0b1220;--bg-secondary:#111b2e;--bg-tertiary:#17233a;--bg-glass:#2563eb1f;--text-primary:#f8fafc;--text-secondary:#cbd5e1;--text-tertiary:#64748b;--border-color:#94a3b829;--accent-primary:#60a5fa;--accent-secondary:#818cf8;--gradient-primary:linear-gradient(135deg,#60a5fa,#818cf8);--border-radius-sm:10px;--shadow-sm:0 4px 14px #02061738;--shadow-md:0 10px 24px #02061747;--shadow-lg:0 18px 40px #02061761;--shadow-xl:0 24px 60px #0206177a;--transition-fast:.16s ease;--transition-normal:.24s ease;background:var(--bg-primary);width:100%;min-width:0;height:min(760px,100vh - 260px);min-height:680px;color:var(--text-primary);border:1px solid var(--border-color);border-radius:18px;display:flex;overflow:hidden}.main-content{background:radial-gradient(circle at top right,#2563eb1a,transparent 36%),var(--bg-primary);flex-direction:column;flex:1;min-width:0;min-height:0;display:flex}.mobile-header,.show-mobile{display:none}.app-container button,.app-container input,.app-container textarea{font-family:inherit}.app-container .btn-icon{width:38px;height:38px;color:var(--text-secondary);cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast),transform var(--transition-fast);background:0 0;border:1px solid #0000;border-radius:10px;justify-content:center;align-items:center;padding:0;display:inline-flex}.app-container .btn-icon:hover:not(:disabled){color:var(--text-primary);background:var(--bg-tertiary);border-color:var(--border-color);transform:translateY(-1px)}.app-container .btn-icon:disabled{cursor:not-allowed;opacity:.4}.app-container .toolbar{min-height:var(--toolbar-height);flex-shrink:0}@media (max-width:768px){.app-container{border-radius:14px;height:min(760px,100vh - 220px);min-height:620px}.show-mobile{display:flex}.mobile-header{border-bottom:1px solid var(--border-color);background:var(--bg-secondary);align-items:center;gap:.75rem;min-height:52px;padding:0 .85rem}.mobile-logo{color:var(--text-primary);font-weight:800}}html[data-theme=light]{--background:#fff;--foreground:#171717}html[data-theme=dark]{--background:#020617;--foreground:#f8fafc;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}html[data-theme=dark] body,html[data-theme=dark] .app-container,html[data-theme=dark] .main-content{background-color:var(--background);color:var(--foreground)}html[data-theme=light] .editor-textarea{color:#171717;background-color:#fff}html[data-theme=dark] .editor-textarea{color:#f8fafc;background-color:#0f172a}html[data-theme=dark] .editor-textarea::placeholder{color:#94a3b8}