:root{--bg-color:#f8f5f8;--sidebar-bg:#efe6ee;--card-bg:#fff;--text-primary:#372335;--text-secondary:#6b5769;--text-muted:#9e8b9c;--border-color:#e6d9e4;--hover-overlay:#f3e5ee;--accent-color:#f0a8c9;--accent-plum:#5d2b5a;--color-success:#88a67b;--color-warning:#f2d57d;--color-danger:#e87a7a;--color-deep-plum:#5d2b5a}[data-theme=dark]{--bg-color:#1a161a;--sidebar-bg:#241d24;--card-bg:#2b232b;--text-primary:#f5ebf5;--text-secondary:#c5b8c5;--text-muted:#8e7f8e;--border-color:#403240;--hover-overlay:#3a2b3a;--accent-color:#f0a8c9;--accent-plum:#f0a8c9;--color-deep-plum:#3a233a}*{box-sizing:border-box;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}body{background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.5}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#d8c7d6;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#bba7b9}.btn{color:var(--text-primary);cursor:pointer;background:0 0;border:none;border-radius:6px;justify-content:center;align-items:center;gap:6px;padding:6px 12px;font-size:13px;font-weight:600;transition:all .15s;display:inline-flex}.btn:hover{background:var(--hover-overlay)}.btn-primary{background:var(--accent-plum);color:#fff}.btn-primary:hover{background:#492047}.card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:12px;padding:1.5rem;box-shadow:0 2px 8px #00000008}.editor-paper{background:var(--card-bg);color:var(--text-primary);border:1px solid var(--border-color);border-radius:8px;width:100%;max-width:850px;min-height:900px;margin:0 auto;padding:3.5rem;box-shadow:0 4px 20px #0000000a}