.engine-preview { background: var(--ink); color: var(--paper); }
.engine-preview .section-head > p { color: color-mix(in srgb, var(--paper) 68%, transparent); }
.engine-preview .motion-suite { margin-top: 0; }
.engine-preview .motion-featured { margin-bottom: 0; }
.engine-preview .motion-card .motion-meta p { color: var(--muted); }
.engine-preview .motion-card { box-shadow: 0 22px 70px color-mix(in srgb, var(--paper) 8%, transparent); }
.engine-preview-proofs { border-top: 1px solid color-mix(in srgb, var(--paper) 22%, transparent); display: grid; grid-template-columns: repeat(3, 1fr); margin-top: clamp(4rem, 8vw, 7rem); }
.engine-preview-proof { min-height: 17rem; padding: clamp(1.5rem, 3vw, 2.5rem); }
.engine-preview-proof + .engine-preview-proof { border-left: 1px solid color-mix(in srgb, var(--paper) 22%, transparent); }
.engine-preview-proof > span { color: var(--accent); font-family: var(--font-mono); font-size: clamp(.72rem, .8vw, .82rem); letter-spacing: .08em; text-transform: uppercase; }
.engine-preview-proof h3 { font-size: clamp(1.65rem, 2.3vw, 2.2rem); line-height: 1.1; margin: 2.5rem 0 1.15rem; }
.engine-preview-proof p { color: color-mix(in srgb, var(--paper) 78%, transparent); font-size: clamp(1.05rem, 1.25vw, 1.2rem); line-height: 1.7; max-width: 38ch; }
.engine-preview-cta { align-items: center; display: flex; gap: 1.5rem; justify-content: space-between; padding-top: clamp(2rem, 4vw, 3rem); }
.engine-preview-cta p { color: color-mix(in srgb, var(--paper) 68%, transparent); max-width: 52ch; }
.engine-preview .button { background: var(--accent); color: var(--white); flex: 0 0 auto; }

@media (max-width: 900px) {
  .engine-preview-proofs { grid-template-columns: 1fr; }
  .engine-preview-proof { min-height: 0; }
  .engine-preview-proof + .engine-preview-proof { border-left: 0; border-top: 1px solid color-mix(in srgb, var(--paper) 22%, transparent); }
  .engine-preview-cta { align-items: flex-start; flex-direction: column; }
}