/* Super Landing – Workflow Command Center Design System */
:root {
  --paper: #f7f5ef;
  --ink: #0a0a0a;
  --muted: #6a655d;
  --white: #ffffff;
  --line: rgba(10,10,10,0.12);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --shadow-soft: 0 28px 80px rgba(24,22,18,0.12);
  --shadow-hard: 0 26px 80px rgba(0,0,0,0.18);
  --ease: cubic-bezier(0.16,1,0.3,1);
}
html, body {
  margin: 0;
  padding: 0;
  font-family: 'Cabinet Grotesk', system-ui, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 20% -10%, rgba(10,10,10,0.06), transparent 60%),
    radial-gradient(900px 500px at 80% 0%, rgba(10,10,10,0.05), transparent 60%),
    radial-gradient(700px 500px at 50% 100%, rgba(10,10,10,0.04), transparent 60%),
    var(--paper);
}
.page { position: relative; overflow-x: hidden; }
.ambient-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image: linear-gradient(to right, rgba(0,0,0,0.04) 1px, transparent 1px),
                    linear-gradient(to bottom, rgba(0,0,0,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
}
.paper-noise {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="120" height="120"><filter id="n"><feTurbulence type="fractalNoise" baseFrequency="0.8" numOctaves="4"/></filter><rect width="120" height="120" filter="url(%23n)" opacity="0.035"/></svg>');
}
.shell { max-width: 1200px; margin: 0 auto; padding: 0 32px; position: relative; z-index: 2; }
.nav {
  position: fixed; top: 16px; left: 50%; transform: translateX(-50%);
  display: grid; grid-template-columns: auto 1fr auto; gap: 24px; align-items: center;
  padding: 12px 20px; border-radius: 999px;
  background: rgba(247,245,239,0.8); backdrop-filter: blur(10px);
  box-shadow: var(--shadow-soft); z-index: 10;
}
.brand img { width: 36px; height: 36px; }
.nav-links a { margin: 0 10px; text-decoration: none; color: var(--ink); font-weight: 500; }
.btn {
  display: inline-block; padding: 14px 22px; border-radius: 999px; font-weight: 800;
  text-decoration: none; transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.btn-black { background: var(--ink); color: var(--white); }
.btn-white { background: var(--white); color: var(--ink); box-shadow: inset 0 0 0 1px var(--line); }
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-hard); }
.hero { padding: 200px 0 140px; }
.hero-inner { text-align: center; }
.hero h1 { font-size: clamp(42px,6vw,72px); line-height: 1.05; max-width: 1120px; margin: 0 auto 24px; }
.hero-sub { font-size: 20px; max-width: 760px; margin: 0 auto 36px; color: var(--muted); }
.hero-actions { display: flex; justify-content: center; gap: 18px; margin-bottom: 60px; }
.media-frame { aspect-ratio: 16/9; border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-hard); }
.media-frame video { width: 100%; height: 100%; object-fit: cover; }
.chapter { padding: 140px 0; }
.chapter h2 { font-size: clamp(32px,4vw,48px); margin-bottom: 48px; text-align: center; }
.bento { display: grid; grid-template-columns: repeat(auto-fit,minmax(280px,1fr)); gap: 28px; grid-auto-flow: dense; }
.bento-item { background: var(--white); padding: 32px; border-radius: var(--radius-lg); box-shadow: var(--shadow-soft); }
.long-form-guide { padding-bottom: 140px; }
.long-form-guide h3, .long-form-guide h2 { margin-top: 48px; }
.long-form-guide p, .long-form-guide li, .long-form-guide dd { color: var(--ink); line-height: 1.6; }
.sources li { margin-bottom: 8px; }
.cta-band { padding: 160px 0; text-align: center; }
@media (max-width: 768px) {
  .hero { padding: 160px 0 120px; }
  .nav { grid-template-columns: auto auto; }
  .nav-links { display: none; }
  .hero-actions { flex-direction: column; }
  .chapter { padding: 100px 0; }
}