:root{--color-bg: #f5f5f7;--color-bg-elevated: #ffffff;--color-surface: #fbfbfd;--color-border: #d2d2d7;--color-border-subtle: #e8e8ed;--color-text: #1d1d1f;--color-muted: #6e6e73;--color-muted-soft: #86868b;--color-accent: #0a84ff;--color-accent-soft: #eef6ff;--color-success: #2e7d32;--color-warning: #c2410c;--color-danger: #d70015;--button-gradient: linear-gradient(135deg, #0a84ff, #0d9488);color:var(--color-text);background:var(--color-bg);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility}:root.dark{--color-bg: #0b0b0f;--color-bg-elevated: #1d1d1f;--color-surface: #17171a;--color-border: #2d2d30;--color-border-subtle: #343438;--color-text: #f5f5f7;--color-muted: #a1a1a6;--color-muted-soft: #86868b;--color-accent: #64d2ff;--color-accent-soft: #063f75;--color-success: #30d158;--color-warning: #ff9f0a;--color-danger: #ff453a;--button-gradient: linear-gradient(135deg, #0a84ff, 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var(--color-border);border-radius:6px;color:inherit;background:var(--color-bg-elevated);cursor:pointer}.dark .icon-button{border-color:var(--color-border);background:var(--color-text)}.app-shell{width:min(1120px,calc(100% - 32px));margin:0 auto;padding:48px 0}.workspace{padding:32px;border:1px solid var(--color-border);border-radius:8px;background:var(--color-bg-elevated)}.dark .workspace{border-color:var(--color-border);background:var(--color-text)}.eyebrow{margin:0 0 8px;color:var(--color-muted-soft);font-size:.875rem;font-weight:700}h1{margin:0;font-size:2.25rem;letter-spacing:0}.lead{max-width:560px;margin:12px 0 0;color:var(--color-muted-soft);line-height:1.7}.changelog-list{display:grid;gap:16px;padding:0;margin:28px 0 0;list-style:none}.changelog-entry{display:grid;gap:12px;padding:20px;border:1px solid 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