:root {
  --ink: #0d1117;
  --soft-ink: #202a37;
  --muted: #667085;
  --line: #e7e9ee;
  --paper: #f7f4ee;
  --gold: #c6a15b;
  --gold-dark: #9a7738;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(13,17,23,.14);
  --radius: 28px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--ink);
  background: var(--paper);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 6vw;
  background: rgba(247,244,238,.82);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(13,17,23,.08);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: -.03em; }
.brand img { width: 34px; height: 34px; }
.desktop-nav { display: flex; gap: 28px; color: var(--soft-ink); font-weight: 600; font-size: 14px; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.section-padding { padding: 96px 6vw; }
.hero { display: grid; grid-template-columns: 1.05fr .95fr; gap: 52px; align-items: center; min-height: 82vh; }
.eyebrow { display: inline-flex; color: var(--gold-dark); font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: .14em; margin-bottom: 18px; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(48px, 7vw, 92px); line-height: .92; letter-spacing: -.075em; margin-bottom: 26px; }
h1 span, h2 span { color: var(--gold-dark); }
h2 { font-size: clamp(34px, 4vw, 58px); line-height: 1; letter-spacing: -.055em; margin-bottom: 18px; }
h3 { font-size: 22px; letter-spacing: -.035em; margin-bottom: 12px; }
p { color: var(--muted); line-height: 1.72; font-size: 17px; }
.hero-text { font-size: 20px; max-width: 690px; }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 14px; margin: 32px 0 28px; }
.primary-btn, .secondary-btn, .ghost-btn {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 999px; font-weight: 800; transition: transform .2s ease, box-shadow .2s ease;
}
.primary-btn { background: var(--ink); color: var(--white); padding: 16px 24px; box-shadow: 0 14px 32px rgba(13,17,23,.22); }
.primary-btn:hover, .secondary-btn:hover { transform: translateY(-2px); }
.primary-btn.small { padding: 11px 16px; font-size: 14px; }
.primary-btn.light { background: var(--white); color: var(--ink); box-shadow: none; }
.secondary-btn { border: 1px solid rgba(13,17,23,.18); padding: 16px 24px; background: rgba(255,255,255,.45); }
.ghost-btn { padding: 11px 12px; color: var(--soft-ink); font-size: 14px; }
.trust-row { display: flex; flex-wrap: wrap; gap: 10px; }
.trust-row span { background: rgba(255,255,255,.72); border: 1px solid rgba(13,17,23,.08); border-radius: 999px; padding: 9px 13px; color: var(--soft-ink); font-weight: 700; font-size: 13px; }
.hero-visual { position: relative; min-height: 560px; display: grid; place-items: center; }
.glow { position: absolute; width: 78%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(198,161,91,.32), transparent 68%); filter: blur(4px); }
.notebook-img { position: relative; width: min(440px, 80%); filter: drop-shadow(0 40px 60px rgba(13,17,23,.28)); }
.floating-card { position: absolute; background: rgba(255,255,255,.82); backdrop-filter: blur(18px); border: 1px solid rgba(255,255,255,.7); box-shadow: var(--shadow); border-radius: 20px; padding: 16px; width: 230px; }
.floating-card strong { display: block; margin-bottom: 6px; }
.floating-card small { color: var(--muted); line-height: 1.5; }
.card-one { top: 70px; right: 12px; }
.card-two { bottom: 80px; left: 10px; }
.center-copy { text-align: center; margin: 0 auto 46px; }
.narrow { max-width: 820px; }
.compare-grid, .features-grid, .pricing-grid { display: grid; gap: 24px; }
.compare-grid { grid-template-columns: repeat(2, 1fr); max-width: 1000px; margin: 0 auto; }
.compare-card, .feature-card, .price-card, .step-card { border-radius: var(--radius); padding: 32px; }
.compare-card { background: var(--white); border: 1px solid var(--line); }
.compare-card.premium { background: var(--ink); color: var(--white); box-shadow: var(--shadow); }
.compare-card.premium li, .compare-card.premium p { color: rgba(255,255,255,.74); }
ul { padding-left: 20px; color: var(--muted); line-height: 2; margin-bottom: 0; }
.dark-section { background: var(--ink); color: var(--white); }
.dark-section p { color: rgba(255,255,255,.68); }
.section-heading { max-width: 840px; margin-bottom: 44px; }
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.step-card { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); }
.step-card span { color: var(--gold); font-weight: 800; }
.features-grid { grid-template-columns: repeat(3, 1fr); }
.feature-card { background: var(--white); border: 1px solid var(--line); box-shadow: 0 14px 50px rgba(13,17,23,.06); }
.feature-card img { width: 44px; margin-bottom: 22px; }
.showcase-card { display: grid; grid-template-columns: .9fr 1.1fr; gap: 42px; align-items: center; background: var(--white); border-radius: 38px; padding: 54px; box-shadow: var(--shadow); overflow: hidden; }
.showcase-card img { border-radius: 24px; }
.pricing-section { background: #fffaf0; }
.pricing-grid { grid-template-columns: repeat(3, 1fr); }
.price-card { background: var(--white); border: 1px solid var(--line); position: relative; }
.price-card.featured { border: 2px solid var(--gold); transform: translateY(-10px); box-shadow: var(--shadow); }
.badge { position: absolute; top: 20px; right: 20px; background: var(--gold); color: var(--ink); border-radius: 999px; padding: 7px 12px; font-size: 12px; font-weight: 900; }
.faq-list { max-width: 920px; }
details { background: var(--white); border: 1px solid var(--line); border-radius: 20px; padding: 22px 24px; margin-bottom: 14px; }
summary { cursor: pointer; font-weight: 800; font-size: 18px; }
details p { margin: 16px 0 0; }
.final-cta { background: linear-gradient(135deg, var(--ink), #273142); color: var(--white); display: flex; justify-content: space-between; align-items: center; gap: 30px; }
.final-cta p { color: rgba(255,255,255,.72); max-width: 660px; }
.site-footer { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 30px 6vw; background: var(--ink); color: var(--white); border-top: 1px solid rgba(255,255,255,.08); }
.site-footer p { color: rgba(255,255,255,.6); margin: 0; font-size: 14px; }
.footer-links { display: flex; gap: 18px; color: rgba(255,255,255,.72); font-weight: 600; font-size: 14px; }
@media (max-width: 980px) {
  .desktop-nav { display: none; }
  .hero, .showcase-card { grid-template-columns: 1fr; }
  .steps-grid, .features-grid, .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-visual { min-height: 460px; }
}
@media (max-width: 680px) {
  .section-padding { padding: 72px 22px; }
  .site-header { padding: 14px 18px; }
  .header-actions .ghost-btn { display: none; }
  .primary-btn.small { padding: 10px 13px; font-size: 12px; }
  .compare-grid, .steps-grid, .features-grid, .pricing-grid { grid-template-columns: 1fr; }
  .showcase-card { padding: 28px; }
  .floating-card { position: relative; width: auto; inset: auto; margin-top: 12px; }
  .hero-visual { min-height: auto; display: block; }
  .notebook-img { margin: 0 auto 18px; }
  .glow { display: none; }
  .final-cta, .site-footer { flex-direction: column; align-items: flex-start; }
}