:root{color-scheme:dark;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5;--bg: #0a0a0a;--surface: #111113;--surface-2: #1a1a1e;--border: rgba(255, 255, 255, .08);--border-hover: rgba(255, 255, 255, .15);--text: #fafafa;--text-dim: rgba(255, 255, 255, .55);--accent: #6366f1;--accent-hover: #818cf8;--danger: #ef4444;--danger-hover: #f87171;--radius: 8px;--radius-lg: 12px}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100vh;background:var(--bg);color:var(--text)}.app-root{display:flex;flex-direction:column;height:100vh;overflow:hidden}.toolbar{display:flex;align-items:center;justify-content:space-between;height:52px;padding:0 16px;border-bottom:1px solid var(--border);background:var(--surface);flex-shrink:0}.toolbar-left{display:flex;align-items:center;gap:10px}.toolbar-logo{font-size:1.4rem;color:var(--accent)}.toolbar h1{margin:0;font-size:1rem;font-weight:600;letter-spacing:-.01em}.toolbar-right{display:flex;gap:8px}.tb-btn{background:var(--surface-2);color:var(--text);border:1px solid var(--border);padding:6px 14px;border-radius:var(--radius);font-size:.8rem;cursor:pointer;transition:all .15s;font-family:inherit}.tb-btn:hover:not(:disabled){border-color:var(--border-hover);background:#ffffff0f}.tb-btn:disabled{opacity:.35;cursor:default}.tb-btn-danger:hover:not(:disabled){border-color:var(--danger);color:var(--danger-hover)}.main-layout{display:flex;flex:1;overflow:hidden}.sidebar{width:220px;border-right:1px solid var(--border);background:var(--surface);display:flex;flex-direction:column;flex-shrink:0;overflow-y:auto}.sidebar-section{padding:16px 16px 8px}.sidebar-section h2{margin:0;font-size:.8rem;text-transform:uppercase;letter-spacing:.1em;color:var(--text-dim);font-weight:600}.sidebar-hint{margin:4px 0 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p{margin:0;font-size:.82rem;color:var(--text-dim);text-align:center}.prop-editor{display:flex;flex-direction:column}.prop-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--border)}.prop-type{font-size:.85rem;font-weight:600}.prop-actions{display:flex;gap:4px}.prop-btn{width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:transparent;border:1px solid var(--border);border-radius:6px;color:var(--text-dim);cursor:pointer;font-size:.75rem;transition:all .15s}.prop-btn:hover{border-color:var(--border-hover);color:var(--text);background:#ffffff0d}.prop-btn-danger:hover{border-color:var(--danger);color:var(--danger-hover)}.prop-fields{display:flex;flex-direction:column;padding:12px 16px;gap:12px}.prop-field{display:flex;flex-direction:column;gap:4px}.prop-field label{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text-dim);font-weight:500}.prop-field input,.prop-field select{background:var(--surface-2);border:1px solid var(--border);color:var(--text);padding:7px 10px;border-radius:6px;font-size:.82rem;font-family:inherit;outline:none;transition:border-color .15s}.prop-field input:focus,.prop-field select:focus{border-color:var(--accent)}.prop-field select{cursor:pointer}.prop-toggle{display:flex;align-items:center;gap:8px;font-size:.82rem;cursor:pointer}.prop-toggle input{accent-color:var(--accent)}.preview-card{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-lg)}.preview-card h3{margin:0 0 8px;font-size:1rem}.preview-card p{margin:0;color:var(--text-dim);font-size:.85rem}.preview-badge{display:inline-block;padding:3px 10px;border-radius:100px;font-size:.72rem;font-weight:600;letter-spacing:.02em;color:#fff}.preview-alert{padding:10px 14px;border-radius:var(--radius);font-size:.82rem;border:1px 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span:first-child{font-size:1.8rem;opacity:.4}.preview-avatar{border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85em;color:#fff;letter-spacing:.02em}.progress-wrap{display:flex;align-items:center;gap:10px}.progress-label{font-size:.78rem;color:var(--text-dim);min-width:60px}.progress-bar{flex:1;height:8px;background:var(--surface-2);border-radius:100px;overflow:hidden}.progress-fill{height:100%;border-radius:100px;transition:width .3s}.progress-pct{font-size:.75rem;color:var(--text-dim);min-width:32px;text-align:right}.btn{display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:var(--radius);cursor:pointer;font-family:inherit;font-weight:500;transition:all .15s}.btn-sm{padding:6px 12px;font-size:.78rem}.btn-md{padding:8px 18px;font-size:.85rem}.btn-lg{padding:10px 24px;font-size:.92rem}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--surface-2);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--border-hover)}.btn-outline{background:transparent;color:var(--text);border:1px solid var(--border)}.btn-outline:hover{border-color:var(--accent);color:var(--accent)}.btn-ghost{background:transparent;color:var(--text-dim)}.btn-ghost:hover{color:var(--text);background:#ffffff0d}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:var(--danger-hover)}.input-group{display:flex;flex-direction:column;gap:4px}.input-group label{font-size:.78rem;font-weight:500;color:var(--text-dim)}.input-group input{background:var(--surface-2);border:1px solid var(--border);color:var(--text);padding:8px 12px;border-radius:var(--radius);font-size:.85rem;font-family:inherit;outline:none}.preview-mode 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h2{margin:0;font-size:1rem}.modal-close{background:transparent;border:none;color:var(--text-dim);font-size:1.1rem;cursor:pointer;padding:4px}.modal-close:hover{color:var(--text)}.code-block{margin:0;padding:20px;overflow:auto;font-size:.78rem;line-height:1.6;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:#ffffffbf;background:#0000004d}.modal-footer{padding:12px 20px;border-top:1px solid var(--border);display:flex;justify-content:flex-end}