:root{--ink: #0d0d0d;--ink-hover: #333333;--heading-alt: #1d1d1f;--body-2: #4a4a4f;--text-2: #6e6e73;--text-3: #8e8e8e;--text-4: #a1a1a6;--placeholder: #707070;--border: #ececec;--border-2: #e5e5e5;--border-btn: #c4c4c9;--bg: #ffffff;--bg-card: #fafafa;--bg-code: #f5f5f7;--bg-hover: #f5f5f5;--link: #0066cc;--danger: #b3261e;--text-soft: var(--text-2);--line-soft: var(--border);--bg-panel: var(--bg-card);--radius-select: 8px;--radius-card: 18px;--radius-composer: 26px;--radius-pill: 980px;--shadow-composer: 0 6px 24px rgba(0, 0, 0, .08);--shadow-composer-drag: 0 0 0 4px rgba(13, 13, 13, .08);--shadow-panel: 0 12px 32px rgba(0, 0, 0, .12);--font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", system-ui, sans-serif;--font-mono: "SF Mono", ui-monospace, Consolas, monospace;--font-content: 1rem;--font-hero: clamp(1.875rem, 1.55rem + 1.6vw, 2.125rem);--font-h2: clamp(1.3125rem, 1.2rem + .55vw, 1.5rem);--font-h3: 1rem;--font-body: clamp(.9375rem, 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