SaaS Landing Skill

Produce a single-page SaaS landing. Agent, follow this workflow exactly.

1. Read context

Before writing anything:

• Read DESIGN.md in the current working directory. If missing, stop and ask for one.
• Identify the color palette, typography tokens, and layout principles.
• Note the "Agent Prompt Guide" section — it overrides any instruction here if they conflict.

2. Plan sections

Required sections, in order:

1. Hero — logo-or-wordmark, headline (tagline input), subhead (1–2 sentences), primary CTA, secondary CTA. Use the hero_density parameter as vertical padding in px.
2. Features — 3–6 feature tiles. Each: icon, short title, 1–2 sentence body.
3. Social proof — proof_count logos or testimonials. If 0, skip this section.
4. Pricing — 2–3 tiers. Include only if has_pricing is true.
5. Footer CTA — large accent-colored band with one-button call to action.
6. Footer — minimal: links + copyright.

3. Apply design system

• All colors must come from DESIGN.md tokens. Do not invent hex values.
• Typography: use the declared display font for headlines, body font for everything else.
• Layout: respect the grid, max-width, and…