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10px}.demo-final p{font-size:15px;line-height:1.55;color:var(--muted);margin:0}.demo-final strong{color:var(--ink-2);font-weight:600}.demo-book-link{display:inline-flex;align-items:center;gap:7px;margin-top:18px;font-size:14px;font-weight:600;color:var(--teal-deep);text-decoration:none;transition:gap .15s,color .15s}.demo-book-link svg{width:14px;height:14px}.demo-book-link:hover{gap:11px;color:var(--teal)}.book{position:relative;padding:40px 56px 88px}.book-inner{max-width:900px;margin:0 auto}.book-head{max-width:640px;margin:0 auto 30px;text-align:center}.book-eyebrow{display:inline-flex;align-items:center;gap:9px;font-family:JetBrains Mono,monospace;font-size:11px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:16px}.book-eyebrow-dot{width:6px;height:6px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 4px rgba(13,167,202,.18);animation:pulse 1.8s ease-in-out infinite}.book-title{font-family:Space Grotesk,-apple-system,system-ui,sans-serif;font-weight:400;font-size:clamp(30px,4vw,46px);line-height:1.05;letter-spacing:-.025em;color:var(--ink);margin:0 0 14px;text-wrap:balance}.book-title em{font-style:normal;color:var(--teal)}.book-sub{font-size:17px;line-height:1.55;color:var(--muted);margin:0}.book-frame{display:block;width:100%;min-height:760px;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:var(--shadow-sm)}@media (max-width:900px){.book{padding:24px 24px 64px}.book-frame{min-height:720px}}@media (prefers-reduced-motion:reduce){.demo-eyebrow-dot{animation:none}}