:root {
  --bg: #eef3fb;
  --surface: #ffffff;
  --surface-soft: #f7f9fc;
  --ink: #0f1f3a;
  --muted: #4d5d79;
  --line: #d6e0ef;
  --blue: #335dc4;
  --blue-deep: #16316a;
  --orange: #ff7a16;
  --orange-deep: #d95f04;
  --hero: #08152f;
  --hero-2: #102552;
  --success: #128266;
  --shadow: 0 20px 50px rgba(8, 21, 47, 0.14);
  --max: 1160px;
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, Arial, Helvetica, sans-serif;
  line-height: 1.55;
}

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

a {
  color: inherit;
}

p,
h1,
h2,
h3 {
  margin-top: 0;
}

.container {
  width: min(92%, var(--max));
  margin: 0 auto;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 30;
  width: 100%;
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px clamp(18px, 3vw, 42px);
  color: #fff;
  transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.96);
  color: var(--ink);
  box-shadow: 0 10px 24px rgba(15, 31, 58, 0.10);
  backdrop-filter: blur(16px);
}

.brand,
.nav,
.header-cta {
  display: inline-flex;
  align-items: center;
}

.brand {
  gap: 12px;
  text-decoration: none;
}

.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
}

.brand-text {
  display: grid;
  gap: 0;
  line-height: 1;
}

.brand-text strong {
  font-size: 0.95rem;
}

.brand-text span {
  font-size: 0.78rem;
  font-weight: 700;
  opacity: 0.82;
}

.nav {
  gap: 24px;
  font-size: 0.94rem;
  font-weight: 700;
}

.nav a,
.header-cta {
  text-decoration: none;
}

.header-cta {
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-weight: 800;
}

.hero {
  padding: 132px 0 72px;
  background:
    radial-gradient(circle at top right, rgba(255, 122, 22, 0.16), transparent 22%),
    linear-gradient(135deg, var(--hero) 0%, var(--hero-2) 58%, #17387d 100%);
  color: #fff;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) 380px;
  gap: 28px;
  align-items: stretch;
}

.hero-copy {
  padding: 42px 0 16px;
}

.eyebrow {
  margin-bottom: 14px;
  color: var(--orange);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #ffb783;
}

h1 {
  max-width: 820px;
  margin-bottom: 18px;
  font-family: "Source Serif 4", Georgia, serif;
  font-size: clamp(2.65rem, 6vw, 5.35rem);
  line-height: 0.94;
}

h2 {
  max-width: 860px;
  margin-bottom: 18px;
  font-family: "Source Serif 4", Georgia, serif;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.08rem;
  line-height: 1.25;
}

p {
  color: var(--muted);
}

.hero-lead,
.section-lead {
  font-size: 1.12rem;
}

.hero-lead {
  max-width: 720px;
  color: rgba(255, 255, 255, 0.86);
  line-height: 1.5;
}

.hero-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-bar span {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.10);
  color: rgba(255, 255, 255, 0.92);
  font-size: 0.92rem;
  font-weight: 700;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 0.18s ease, opacity 0.18s ease, background 0.18s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--orange);
  color: #fff;
  box-shadow: 0 12px 24px rgba(255, 122, 22, 0.28);
}

.button-primary:hover {
  background: var(--orange-deep);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.10);
  border-color: rgba(255, 255, 255, 0.22);
  color: #fff;
}

.button.full {
  width: 100%;
}

.hero-panel,
.card,
.purchase-box,
.testimonial,
.feature-stack article,
.faq details,
.proof-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.hero-panel {
  display: grid;
  gap: 18px;
  align-content: start;
  padding: 24px;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.14);
  box-shadow: var(--shadow);
}

.hero-portrait {
  width: 100%;
  aspect-ratio: 1 / 1.06;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
}

.hero-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 10%;
  transform: scale(1.18);
}

.hero-panel-top {
  display: flex;
  align-items: center;
  gap: 12px;
}

.panel-logo {
  width: 54px;
  height: 54px;
  border-radius: 14px;
}

.panel-kicker {
  margin: 0;
  color: #cfdcff;
  font-size: 0.9rem;
  font-weight: 700;
}

.panel-title {
  margin-bottom: 0;
  color: #fff;
  font-size: clamp(2rem, 4vw, 2.8rem);
}

.panel-list,
.check-list,
.offer-list {
  margin: 0;
  padding-left: 18px;
}

.panel-list {
  color: rgba(255, 255, 255, 0.86);
}

.panel-list li,
.check-list li,
.offer-list li {
  margin: 8px 0;
}

.price-card {
  display: grid;
  gap: 8px;
  padding: 18px;
  background: rgba(10, 22, 50, 0.48);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: var(--radius);
}

.price-label,
.purchase-label {
  margin-bottom: 0;
  color: var(--orange);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.price,
.purchase-box .price {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.9rem, 3vw, 2.8rem);
  line-height: 1;
  font-weight: 800;
}

.hero-panel .price {
  color: #fff;
}

.price-note,
.price-support,
.purchase-date,
.purchase-copy {
  margin: 0;
}

.hero-panel .price-note,
.hero-panel .price-support {
  color: rgba(255, 255, 255, 0.82);
}

.proof-strip {
  position: relative;
  z-index: 1;
  margin-top: -20px;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.proof-grid article {
  min-height: 132px;
  display: grid;
  align-content: start;
  gap: 8px;
  padding: 22px;
  background: var(--surface);
  box-shadow: 0 12px 30px rgba(8, 21, 47, 0.08);
}

.proof-grid strong {
  color: var(--blue);
  font-size: 0.84rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.proof-grid span {
  color: var(--ink);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.4;
}

.section {
  padding: 80px 0;
}

.card-grid {
  display: grid;
  gap: 18px;
  margin-top: 28px;
}

.content-showcase {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(280px, 0.92fr);
  gap: 22px;
  align-items: center;
  margin-top: 30px;
}

.content-preview,
.content-preview-copy {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.content-preview {
  overflow: hidden;
  box-shadow: 0 18px 40px rgba(15, 31, 58, 0.08);
}

.content-preview img {
  width: 100%;
  height: auto;
  display: block;
}

.content-preview-copy {
  padding: 24px;
}

.content-preview-copy h3 {
  font-size: 1.22rem;
}

.card-grid.three {
  grid-template-columns: repeat(3, 1fr);
}

.card-grid.two {
  grid-template-columns: repeat(2, 1fr);
}

.card,
.testimonial,
.purchase-box {
  background: var(--surface);
}

.card {
  min-height: 190px;
  padding: 24px;
  box-shadow: 0 10px 28px rgba(15, 31, 58, 0.05);
}

.accent-card {
  background: linear-gradient(135deg, #eef4ff, #fff 62%);
  border-color: #c7d8ff;
}

.section-dark {
  background: linear-gradient(180deg, #0b1733, #132b5c);
  color: #fff;
}

.section-dark p {
  color: rgba(255, 255, 255, 0.78);
}

.section-dark .eyebrow {
  color: #ffb783;
}

.split,
.offer-panel,
.instructor-grid,
.faq-wrap {
  display: grid;
  gap: 34px;
}

.split {
  grid-template-columns: 0.94fr 1.06fr;
  align-items: start;
}

.feature-stack {
  display: grid;
  gap: 14px;
}

.feature-stack article {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 6px 18px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.14);
}

.feature-stack h3,
.feature-stack p {
  grid-column: 2;
}

.feature-number {
  grid-row: 1 / span 2;
  color: #ffb783;
  font-weight: 800;
}

.offer-section {
  background: linear-gradient(180deg, #f8fbff, #edf3fb);
}

.offer-panel {
  grid-template-columns: 1fr 390px;
  align-items: center;
}

.offer-copy p {
  max-width: 700px;
}

.purchase-box {
  padding: 26px;
  box-shadow: var(--shadow);
}

.purchase-date {
  color: var(--blue);
  font-size: 0.92rem;
  font-weight: 700;
}

.purchase-copy {
  margin: 8px 0 18px;
}

.testimonial {
  min-height: 200px;
  padding: 24px;
}

.testimonial p {
  color: var(--ink);
  font-weight: 700;
}

.testimonial span {
  display: block;
  margin-top: 16px;
  color: var(--blue);
  font-size: 0.9rem;
  font-weight: 800;
}

.instructor {
  background: var(--surface);
}

.instructor-grid {
  grid-template-columns: 360px minmax(0, 1fr);
  align-items: center;
}

.portrait-frame {
  width: 100%;
  aspect-ratio: 1 / 1.12;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #dde7fa, #f6f9ff);
  box-shadow: var(--shadow);
}

.portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 9%;
  transform: scale(1.14);
}

.instructor-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.instructor-points span {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 700;
}

.faq-wrap {
  grid-template-columns: 0.9fr 1.1fr;
  align-items: start;
}

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

.faq details {
  padding: 18px 20px;
  background: var(--surface);
}

.faq summary {
  cursor: pointer;
  list-style: none;
  font-weight: 800;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq details p {
  margin: 12px 0 0;
}

.footer {
  padding: 26px 0 94px;
  background: #0b1733;
  color: rgba(255, 255, 255, 0.78);
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 20px;
}

.footer p,
.footer a {
  margin: 0;
  color: inherit;
  text-decoration: none;
}

.floating-cta {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 25;
  min-height: 54px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border-radius: 999px;
  background: var(--orange);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 18px 36px rgba(255, 122, 22, 0.32);
}

@media (max-width: 1080px) {
  .hero-grid,
  .offer-panel,
  .instructor-grid,
  .faq-wrap,
  .split,
  .content-showcase {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    padding-top: 20px;
  }

  .hero-panel,
  .purchase-box {
    max-width: 560px;
  }

  .hero-portrait {
    aspect-ratio: 16 / 13;
  }
}

@media (max-width: 900px) {
  .nav {
    display: none;
  }

  .proof-grid,
  .card-grid.three,
  .card-grid.two {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 60px 0;
  }

  .proof-strip {
    margin-top: 0;
    padding-top: 18px;
  }
}

@media (max-width: 640px) {
  .site-header {
    min-height: 68px;
    padding: 12px 16px;
  }

  .brand-text span,
  .header-cta {
    display: none;
  }

  .hero {
    padding-top: 104px;
  }

  h1 {
    font-size: clamp(2.2rem, 10vw, 3.5rem);
  }

  h2 {
    font-size: clamp(1.85rem, 8vw, 2.7rem);
  }

  .hero-actions,
  .hero-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .button {
    width: 100%;
  }

  .floating-cta {
    left: 50%;
    right: auto;
    width: min(calc(100% - 28px), 360px);
    bottom: 14px;
    transform: translateX(-50%);
    text-align: center;
  }

  body:not(.show-floating-cta) .floating-cta {
    opacity: 0;
    pointer-events: none;
    transform: translateX(-50%) translateY(16px);
  }

  .portrait-frame {
    aspect-ratio: 1 / 1.08;
  }
}