:root{--accent: #f97316;--accent-dark: #ea580c;--accent-soft: #fff3e8;--red: #dc2626;--red-soft: #fee2e2;--surface: #ffffff;--surface-alt: #f9fafb;--border: #e5e7eb;--hover: #f3f4f6;--text: #1a1a1a;--text-secondary: #6b7280;--text-tertiary: #9ca3af;--shadow-1: 0 1px 2px rgba(26, 26, 26, .18), 0 1px 3px 1px rgba(26, 26, 26, .09);--shadow-2: 0 1px 3px rgba(26, 26, 26, .18), 0 4px 8px 3px rgba(26, 26, 26, .09);--radius: 8px;--radius-lg: 12px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--mono: ui-monospace, SFMono-Regular, Menlo, Consolas, 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var(--border)}.button-outline:hover:not(:disabled){background:var(--accent-soft);border-color:#f9731666}.button-danger{background:var(--red);color:#fff}.button-danger:hover:not(:disabled){background:#b91c1c;box-shadow:var(--shadow-1)}.button-text{background:transparent;color:var(--accent-dark)}.button-text:hover:not(:disabled){background:var(--accent-soft)}.button-text-danger{color:var(--red)}.button-text-danger:hover:not(:disabled){background:var(--red-soft)}.icon-button{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;padding:0;border:none;border-radius:50%;background:transparent;color:var(--text-secondary);transition:background-color .15s}.icon-button:hover:not(:disabled){background:var(--hover)}.icon-button:disabled{cursor:default;opacity:.4}.text-input{width:100%;height:40px;padding:0 12px;border:1px solid var(--border);border-radius:4px;background:var(--surface);outline:none;transition:border-color .15s,box-shadow 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var(--border);box-shadow:var(--shadow-2)}.new-menu{position:absolute}.menu-item{display:flex;align-items:center;gap:14px;width:100%;padding:9px 18px;border:none;background:transparent;color:var(--text);text-align:left;transition:background-color .1s}.menu-item svg{color:var(--text-secondary);flex-shrink:0}.menu-item:hover{background:var(--hover)}.menu-item-danger,.menu-item-danger svg{color:var(--red)}.menu-divider{height:1px;margin:6px 0;background:var(--border)}.upload-panel{position:fixed;right:24px;bottom:0;z-index:200;width:360px;max-width:calc(100vw - 48px);border-radius:var(--radius-lg) var(--radius-lg) 0 0;background:var(--surface);border:1px solid var(--border);border-bottom:none;box-shadow:var(--shadow-2);overflow:hidden}.upload-panel-header{display:flex;align-items:center;justify-content:space-between;padding:12px 8px 12px 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