:root{--bg-sidebar: #f8f9fa;--bg-editor: #ffffff;--text-primary: #1a1a1a;--text-secondary: #666666;--accent: #6366f1;--border: #e9ecef;--hover: #f1f3f5}.dark{--bg-sidebar: #1a1b1e;--bg-editor: #141517;--text-primary: #e9ecef;--text-secondary: #909296;--accent: #818cf8;--border: #2c2e33;--hover: #25262b}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,sans-serif;height:100vh;overflow:hidden}.app-container{display:flex;height:100vh;background:var(--bg-editor);color:var(--text-primary)}.sidebar{width:280px;background:var(--bg-sidebar);border-right:1px solid var(--border);display:flex;flex-direction:column;justify-content:space-between}.sidebar-header{padding:20px;display:flex;justify-content:space-between;align-items:center}.brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:16px;color:var(--accent)}.logo-icon{background:var(--accent);color:#fff;padding:6px;border-radius:6px;display:flex}.search-bar{padding:0 16px 16px;position:relative}.search-icon{position:absolute;left:28px;top:10px;color:var(--text-secondary)}.search-bar input{width:100%;padding:8px 12px 8px 36px;background:var(--bg-editor);border:1px solid var(--border);border-radius:8px;color:var(--text-primary);outline:none;font-size:13px}.note-list{flex:1;overflow-y:auto;padding:0 12px}.note-card{padding:12px;border-radius:8px;cursor:pointer;margin-bottom:4px;transition:all .2s}.note-card:hover{background:var(--hover)}.note-card.active{background:var(--accent);color:#fff}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}.card-title{font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.card-preview{font-size:12px;opacity:.8;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.note-card.active .card-preview{color:#fffc}.sidebar-footer{padding:16px;border-top:1px solid var(--border)}.space-info{background:var(--bg-editor);padding:12px;border-radius:8px;margin-bottom:12px;cursor:pointer;border:1px solid var(--border);transition:border-color .2s}.space-info:hover{border-color:var(--accent)}.space-label{display:flex;align-items:center;gap:4px;font-size:10px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}.space-id-row{display:flex;justify-content:space-between;align-items:center;font-family:monospace;font-weight:700;color:var(--accent)}.add-btn{width:100%;padding:10px;background:var(--accent);color:#fff;border:none;border-radius:8px;display:flex;align-items:center;justify-content:center;gap:8px;font-weight:600;cursor:pointer;transition:opacity .2s}.add-btn:hover{opacity:.9}.editor-area{flex:1;display:flex;flex-direction:column}.editor-nav{height:56px;padding:0 24px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border)}.sync-status{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-secondary);transition:color .3s}.sync-status.active{color:var(--accent)}.nav-actions{display:flex;gap:8px}.icon-btn{width:32px;height:32px;border-radius:6px;border:none;background:transparent;color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center}.icon-btn:hover{background:var(--hover);color:var(--text-primary)}.icon-btn.pinned{color:#f59e0b}.icon-btn.delete:hover{color:#ef4444;background:#fee2e2}.editor-body{flex:1;padding:40px 60px;display:flex;flex-direction:column;max-width:800px;margin:0 auto;width:100%}.title-field{font-size:28px;font-weight:700;border:none;outline:none;background:transparent;color:var(--text-primary);margin-bottom:24px}.content-field{flex:1;font-size:16px;line-height:1.6;border:none;outline:none;background:transparent;color:var(--text-primary);resize:none}.empty-editor{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text-secondary);gap:12px}.loading-screen{height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;background:var(--bg-editor);color:var(--text-secondary)}