:root {
  --ink: #111217;
  --ink-soft: #171a22;
  --wine: #722f37;
  --gold: #c9a96e;
  --cream: #fff8f0;
  --paper: #f6eee1;
  --green: #8fbc8f;
  --green-deep: #2e5d3a;
  --text: #2b231b;
  --muted: #695b4d;
  --border: rgba(114, 47, 55, 0.14);
  --shadow: 0 24px 60px rgba(17, 18, 23, 0.08);
}

* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}
body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background: var(--cream);
  color: var(--text);
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

.shell {
  width: min(100% - 32px, 1120px);
  margin: 0 auto;
}
.narrow { width: min(100% - 32px, 820px); }
.centered { text-align: center; }

.promo-bar {
  background: var(--wine);
  color: var(--cream);
  position: sticky;
  top: 0;
  z-index: 20;
}
.promo-inner {
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 12px;
  font-weight: 700;
  text-align: center;
}
.promo-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: rgba(255,248,240,.7);
  flex: 0 0 auto;
}

.hero {
  background:
    radial-gradient(circle at top center, rgba(201,169,110,0.18), transparent 35%),
    linear-gradient(180deg, var(--ink) 0%, #1c2028 100%);
  color: var(--cream);
  padding: 56px 0 42px;
}
.hero-shell {
  max-width: 860px;
  text-align: center;
}
.eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.eyebrow-dark { color: var(--wine); }
h1, h2, h3 {
  margin: 0;
  font-family: 'Fraunces', serif;
  line-height: 1.04;
}
h1 {
  font-size: clamp(38px, 10vw, 70px);
  letter-spacing: -0.04em;
}
h2 {
  font-size: clamp(30px, 7vw, 52px);
  letter-spacing: -0.035em;
}
h3 {
  font-size: clamp(22px, 4vw, 30px);
  letter-spacing: -0.03em;
}
.hero-lead,
.section-head p,
.glass-copy p,
.offer-lead,
.offer-bullets span,
details p,
footer p,
figcaption {
  line-height: 1.7;
  font-size: 17px;
}
.hero-cover-wrap {
  margin: 28px auto 0;
  max-width: 760px;
}
.hero-cover {
  width: 100%;
  max-width: 100%;
  margin: 0 auto;
  height: auto;
  object-fit: contain;
  filter: none;
}
.hero-lead {
  margin: 20px auto 0;
  max-width: 700px;
  color: rgba(255,248,240,0.86);
}
.hero-actions {
  margin-top: 26px;
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.button {
  min-height: 52px;
  padding: 0 24px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 13px;
}
.button-primary {
  background: var(--green);
  color: #122014;
  box-shadow: 0 14px 30px rgba(143,188,143,.24);
}

.section {
  padding: 52px 0;
  scroll-margin-top: 72px;
}
.material-page,
.theme-card {
  scroll-margin-top: 72px;
}
.section-paper { background: var(--paper); }
.section-dark {
  background: linear-gradient(180deg, #151920 0%, #111217 100%);
  color: var(--cream);
}
.section-head {
  max-width: 880px;
  margin: 0 auto 28px;
}
.section-head h2 { color: var(--text); }
.section-head p {
  color: var(--muted);
  margin: 14px auto 0;
  max-width: 760px;
}

.didactic-grid {
  display: grid;
  gap: 18px;
}
.didactic-card,
.material-page,
.offer-bullets div,
.faq details {
  margin: 0;
  background: #fffdf9;
  border: 1px solid rgba(114,47,55,0.1);
  border-radius: 28px;
  padding: 16px;
  box-shadow: var(--shadow);
}
.didactic-card img,
.material-page img {
  width: 100%;
  border-radius: 18px;
  background: #fff;
}
.didactic-card figcaption,
.material-page figcaption {
  margin-top: 14px;
  color: var(--wine);
  font-weight: 700;
  font-size: 15px;
}
.page-stack {
  display: grid;
  gap: 28px;
}
.theme-strip {
  display: grid;
  gap: 18px;
}
.theme-card,
.summary-card {
  margin: 0;
  background: #fffdf9;
  border: 1px solid rgba(114,47,55,0.1);
  border-radius: 28px;
  padding: 16px;
  box-shadow: var(--shadow);
}
.theme-card img {
  width: 100%;
  border-radius: 18px;
  background: #fff;
}
.theme-card figcaption {
  margin-top: 14px;
  color: var(--wine);
  font-weight: 700;
  font-size: 15px;
}
.theme-summary-grid {
  margin-top: 18px;
  display: grid;
  gap: 12px;
}
.summary-card strong {
  display: block;
  color: var(--wine);
  margin-bottom: 4px;
}
.summary-card span {
  line-height: 1.7;
  font-size: 16px;
  color: var(--muted);
}

.split-grid {
  display: grid;
  gap: 22px;
}
.glass-copy {
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
  border-radius: 28px;
  padding: 24px;
}
.glass-copy p {
  margin: 0 0 14px;
  color: rgba(255,248,240,.86);
}
.glass-copy p:last-child { margin-bottom: 0; }

.offer-copy-only {
  max-width: 760px;
  text-align: center;
}
.offer-copy-only h2 {
  color: var(--text);
  margin-top: 8px;
}
.offer-lead {
  color: var(--muted);
  margin: 16px auto 0;
}
.offer-bullets {
  margin-top: 22px;
  display: grid;
  gap: 12px;
}
.offer-bullets strong {
  display: block;
  color: var(--wine);
  margin-bottom: 4px;
}
.price-box {
  margin: 22px auto 0;
  max-width: 320px;
  background: var(--ink);
  color: var(--cream);
  border-radius: 24px;
  padding: 18px;
}
.price-box span,
.price-box small {
  display: block;
  color: rgba(255,248,240,.74);
}
.price-box strong {
  display: block;
  color: var(--gold);
  font-size: 34px;
  line-height: 1.1;
  margin: 6px 0;
  font-family: 'Fraunces', serif;
}

.faq details + details { margin-top: 12px; }
.faq summary {
  cursor: pointer;
  list-style: none;
  font-weight: 800;
  color: var(--wine);
}
.faq summary::-webkit-details-marker { display: none; }
.faq details p {
  margin: 12px 0 0;
  color: var(--muted);
}

footer {
  border-top: 1px solid rgba(114,47,55,0.08);
  padding: 26px 0 38px;
  background: var(--cream);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}
.footer-inner p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}
.footer-inner a {
  color: var(--wine);
  font-weight: 800;
  font-size: 14px;
}

@media (min-width: 768px) {
  .didactic-grid {
    grid-template-columns: 1.2fr 1fr 1fr;
    align-items: start;
  }
  .didactic-card-wide {
    grid-row: span 2;
  }
  .page-stack { gap: 36px; }
  .theme-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .theme-summary-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .material-page { padding: 22px; }
  .split-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
  }
}

@media (max-width: 767px) {
  .promo-bar {
    position: relative;
  }
  html {
    scroll-padding-top: 18px;
  }
  .promo-inner {
    gap: 8px;
    padding: 0 6px;
    font-size: 10px;
  }
  .hero {
    padding: 22px 0 18px;
  }
  .hero-shell {
    width: min(100% - 24px, 860px);
  }
  .eyebrow {
    margin-bottom: 10px;
    font-size: 11px;
    letter-spacing: 0.14em;
  }
  h1 {
    font-size: clamp(31px, 8.8vw, 44px);
    line-height: 0.98;
    max-width: 330px;
    margin-inline: auto;
  }
  .hero-cover-wrap {
    margin-top: 16px;
    max-width: min(320px, 92vw);
  }
  .hero-cover {
    width: 100%;
    max-height: none;
    margin: 0 auto;
    object-fit: contain;
    filter: drop-shadow(0 18px 34px rgba(0,0,0,.24));
  }
  .hero-lead {
    margin-top: 14px;
    max-width: 320px;
    font-size: 15px;
    line-height: 1.5;
  }
  .hero-actions {
    margin-top: 16px;
  }
  .button {
    min-height: 48px;
    padding: 0 20px;
    font-size: 12px;
  }
  .section {
    padding: 40px 0;
  }
  .didactic-card,
  .material-page,
  .theme-card,
  .faq details {
    padding: 12px;
    border-radius: 22px;
  }
  .material-page img,
  .theme-card img {
    width: 100%;
    height: auto;
    max-height: none;
    object-fit: contain;
  }
  .didactic-card figcaption,
  .material-page figcaption {
    font-size: 14px;
  }
  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 430px) {
  .promo-inner {
    min-height: 40px;
    gap: 6px;
    font-size: 9px;
    letter-spacing: 0.05em;
  }
  .promo-dot {
    width: 4px;
    height: 4px;
  }
  .hero {
    padding-top: 18px;
  }
  .hero-cover-wrap {
    max-width: 250px;
  }
  .hero-lead {
    font-size: 14px;
  }
}