:root {
  --bg: #ffffff;
  --ink: #111312;
  --muted: #5d6460;
  --line: #e6e9e7;
  --soft: #f5f7f4;
  --accent: #d98204;
  --accent-dark: #a85f00;
  --accent-soft: #fff3df;
  --black: #171918;
  --shadow: 0 24px 80px rgba(18, 24, 20, 0.12);
  --radius: 8px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
  padding: 14px clamp(18px, 4vw, 48px);
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid rgba(230, 233, 231, 0.86);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  color: #ffffff;
  background: var(--accent);
  border-radius: 50%;
  font-weight: 900;
}

.header-cta {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  color: #ffffff;
  background: var(--black);
  border-radius: var(--radius);
  font-size: 0.92rem;
  font-weight: 800;
  text-decoration: none;
}

.section {
  padding: clamp(64px, 9vw, 118px) 0;
}

.container {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
}

.hero {
  min-height: calc(100vh - 72px);
  display: grid;
  align-items: center;
  padding-top: clamp(36px, 5vw, 72px);
  overflow: clip;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(330px, 0.78fr);
  align-items: center;
  gap: clamp(28px, 6vw, 76px);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  color: var(--ink);
  line-height: 0.98;
  letter-spacing: 0;
}

h1 {
  max-width: 760px;
  font-size: clamp(2.9rem, 7vw, 6.45rem);
}

h2 {
  max-width: 760px;
  font-size: clamp(2.1rem, 4.5vw, 4.5rem);
}

p {
  color: var(--muted);
  font-size: 1.08rem;
}

.hero-subtitle {
  max-width: 640px;
  margin: 22px 0 0;
  color: #2f3531;
  font-size: clamp(1.25rem, 2.4vw, 1.85rem);
  line-height: 1.2;
}

.hero-body {
  max-width: 650px;
  margin: 24px 0 0;
}

.hero-body strong {
  color: var(--ink);
}

.objection-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.objection-strip span,
.audience-grid span {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  padding: 9px 13px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: #2e3430;
  font-weight: 750;
}

.benefit-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 28px 0 0;
  list-style: none;
}

.benefit-list.compact {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 720px;
  gap: 10px;
}

.benefit-list li {
  position: relative;
  min-height: 46px;
  padding: 10px 12px 10px 38px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: #272d29;
  font-weight: 760;
}

.benefit-list li::before {
  position: absolute;
  left: 13px;
  color: var(--accent);
  content: "✓";
  font-weight: 950;
}

.cta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  min-height: 56px;
  align-items: center;
  justify-content: center;
  padding: 15px 24px;
  border-radius: var(--radius);
  border: 0;
  font-weight: 950;
  text-align: center;
  text-decoration: none;
  text-transform: uppercase;
}

.button-primary {
  color: #ffffff;
  background: linear-gradient(180deg, #ee9b16, var(--accent-dark));
  box-shadow: 0 16px 34px rgba(217, 130, 4, 0.26);
}

.button-primary:hover,
.button-primary:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 20px 40px rgba(217, 130, 4, 0.32);
}

.price-lockup {
  display: grid;
  gap: 0;
}

.price-lockup span,
.offer-box span,
.final-offer span {
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 800;
  text-transform: uppercase;
}

.price-lockup strong {
  font-size: 2rem;
  line-height: 1;
}

.hero-product {
  position: relative;
  display: grid;
  place-items: center;
}

.hero-product::before {
  position: absolute;
  inset: 9% 4% 5% 4%;
  z-index: -1;
  background: radial-gradient(circle at center, rgba(217, 130, 4, 0.14), rgba(255, 255, 255, 0) 62%);
  content: "";
}

.hero-product img {
  width: min(470px, 100%);
  filter: drop-shadow(0 28px 42px rgba(17, 19, 18, 0.15));
}

.problem,
.receive-section,
.audience-section,
.faq-section {
  background: var(--soft);
}

.two-column,
.split-highlight,
.difference-grid,
.faq-grid,
.final-grid,
.value-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(28px, 6vw, 72px);
  align-items: start;
}

.prose p,
.split-highlight p,
.difference-list p,
.value-panel p,
.final-grid p {
  margin: 0 0 18px;
  max-width: 680px;
}

.not-course {
  display: grid;
  gap: 10px;
  padding: clamp(24px, 4vw, 38px);
  background: var(--black);
  border-radius: var(--radius);
  color: #ffffff;
}

.not-course strong {
  font-size: clamp(1.7rem, 3vw, 2.7rem);
  line-height: 1;
}

.not-course span {
  color: #d7ddd9;
  font-size: 1.1rem;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 34px;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.module-card {
  display: grid;
  min-height: 156px;
  align-content: space-between;
  gap: 14px;
  padding: 18px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 28px rgba(18, 24, 20, 0.05);
}

.module-card span {
  color: #29302b;
  font-weight: 850;
}

.module-card strong {
  color: var(--accent-dark);
  font-size: 1.18rem;
}

.module-card small {
  color: var(--muted);
  font-weight: 800;
}

.total-card {
  color: #ffffff;
  background: var(--black);
  border-color: var(--black);
}

.total-card span,
.total-card small {
  color: #dbe1dd;
}

.total-card strong {
  color: #ffffff;
  font-size: 3rem;
  line-height: 1;
}

.receive-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.7fr) minmax(0, 1fr);
  gap: clamp(28px, 7vw, 88px);
  align-items: center;
}

.receive-product img {
  width: min(320px, 86%);
  margin: 0 auto;
  filter: drop-shadow(0 22px 34px rgba(17, 19, 18, 0.12));
}

.difference-list {
  display: grid;
  gap: 12px;
}

.difference-list p,
.difference-list strong {
  margin: 0;
  padding: 18px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: #29302b;
}

.difference-list strong {
  color: #ffffff;
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  font-size: 1.2rem;
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.value-panel {
  align-items: center;
  padding: clamp(26px, 5vw, 54px);
  background: #111312;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.value-panel h2,
.value-panel p {
  color: #ffffff;
}

.value-panel p {
  color: #d6ddd8;
}

.value-panel .eyebrow {
  color: #ffd28f;
}

.offer-box,
.final-offer {
  display: grid;
  gap: 14px;
  padding: 24px;
  background: #ffffff;
  border-radius: var(--radius);
}

.offer-box strong {
  font-size: clamp(3rem, 7vw, 5rem);
  line-height: 0.95;
}

.offer-box small {
  color: var(--muted);
  font-size: 1rem;
  font-weight: 800;
}

.faq-list {
  display: grid;
  gap: 10px;
}

details {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

summary {
  cursor: pointer;
  padding: 18px;
  color: #252b27;
  font-weight: 900;
}

details p {
  margin: 0;
  padding: 0 18px 18px;
}

.final-section {
  padding-bottom: clamp(104px, 12vw, 140px);
}

.final-offer {
  border: 1px solid var(--line);
  box-shadow: 0 16px 40px rgba(18, 24, 20, 0.08);
}

.final-offer strong {
  font-size: 1.6rem;
}

.final-offer b {
  color: var(--accent-dark);
  font-size: 3.6rem;
  line-height: 1;
}

.sticky-cta {
  position: fixed;
  right: 18px;
  bottom: 18px;
  left: 18px;
  z-index: 30;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: min(640px, calc(100% - 36px));
  margin: 0 auto;
  padding: 10px;
  background: rgba(17, 19, 18, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(14px);
}

.sticky-cta.is-visible {
  display: flex;
}

.sticky-cta span {
  color: #ffffff;
  font-weight: 900;
}

.sticky-cta .button {
  min-height: 44px;
  padding: 10px 14px;
  font-size: 0.9rem;
}

@media (max-width: 920px) {
  .hero {
    min-height: auto;
  }

  .hero-grid,
  .two-column,
  .split-highlight,
  .difference-grid,
  .faq-grid,
  .final-grid,
  .value-panel,
  .receive-grid {
    grid-template-columns: 1fr;
  }

  .hero-product {
    order: -1;
  }

  .hero-product img {
    width: min(330px, 82vw);
  }

  .benefit-list.compact,
  .module-grid,
  .audience-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .site-header {
    min-height: 64px;
    padding: 10px 14px;
  }

  .brand span:last-child {
    max-width: 142px;
    line-height: 1.05;
  }

  .header-cta {
    min-height: 38px;
    padding: 9px 11px;
    font-size: 0.78rem;
  }

  .container {
    width: min(100% - 28px, 1120px);
  }

  .section {
    padding: 56px 0;
  }

  .hero {
    padding-top: 28px;
  }

  h1 {
    font-size: 3rem;
  }

  h2 {
    font-size: 2.3rem;
  }

  .hero-subtitle {
    font-size: 1.22rem;
  }

  .benefit-list.compact,
  .module-grid,
  .audience-grid {
    grid-template-columns: 1fr;
  }

  .button {
    width: 100%;
  }

  .price-lockup {
    width: 100%;
    text-align: center;
  }

  .offer-box,
  .final-offer {
    padding: 18px;
  }

  .sticky-cta {
    left: 10px;
    right: 10px;
    bottom: 10px;
    width: calc(100% - 20px);
  }

  .sticky-cta span {
    font-size: 0.86rem;
  }

  .sticky-cta .button {
    width: auto;
    min-width: 142px;
    font-size: 0.78rem;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .button {
    transition: transform 160ms ease, box-shadow 160ms ease;
  }
}