:root {
  --coral: #ff6b5b;
  --coral-hover: #ff8578;
  --coral-dark: #a62f25;
  --ink: #1a1a1a;
  --ink-raised: #262421;
  --ink-hover: #393633;
  --dark-line: #45413d;
  --comparison-line: #4b4742;
  --dark-muted: #d7d1c8;
  --dark-subtle: #aaa39a;
  --muted: #5d5955;
  --cream: #faf7f2;
  --sage: #8ba888;
  --sand: #e8ddd0;
  --white: #ffffff;
  --line: #d5c9bc;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow: 0 24px 50px rgba(64, 48, 39, 0.10);
  --shell: 73.75rem;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--cream);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
p, h1, h2, h3 { margin-top: 0; }
button, a, summary { -webkit-tap-highlight-color: transparent; }

:focus-visible {
  outline: 3px solid var(--coral-dark);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 8px;
  left: 8px;
  padding: 10px 14px;
  background: var(--ink);
  color: var(--white);
  transform: translateY(-160%);
}

.skip-link:focus { transform: translateY(0); }
.shell { width: min(calc(100% - 32px), var(--shell)); margin-inline: auto; }
.section { padding: 76px 0; }

.site-header {
  position: relative;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(250, 247, 242, 0.98);
}

.header-inner, .footer-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.brand-mark {
  display: inline-grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: 50%;
  background: var(--coral);
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
  font-size: 1rem;
  letter-spacing: -.03em;
}

nav { display: flex; align-items: center; gap: 28px; }
nav a { text-decoration: none; font-size: .9rem; font-weight: 700; }
nav a:hover, .footer-links a:hover { text-decoration: underline; text-underline-offset: 4px; }

.nav-cta {
  padding: 10px 17px;
  border: 1px solid var(--ink);
  border-color: var(--coral);
  border-radius: var(--radius-sm);
  background: var(--coral);
}

.hero { padding: 72px 0 0; overflow: hidden; background: var(--cream); }
.hero-grid { display: grid; gap: 54px; align-items: center; }
.hero-copy { min-width: 0; }
.mobile-hero-art { display: none; }

.eyebrow {
  margin-bottom: 18px;
  color: var(--coral-dark);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

h1, h2, h3 { font-family: "Segoe UI", Arial, Helvetica, sans-serif; font-weight: 780; }
h1 { max-width: 780px; margin-bottom: 28px; font-size: clamp(2.45rem, 5vw, 4.75rem); line-height: 1.02; letter-spacing: -.045em; }
h2 { max-width: 820px; margin-bottom: 24px; font-size: clamp(2rem, 4vw, 3.6rem); line-height: 1.06; letter-spacing: -.04em; }
h3 { margin-bottom: 12px; font-size: 1.28rem; line-height: 1.18; letter-spacing: -.02em; }

.hero-lead { max-width: 660px; margin-bottom: 24px; color: var(--ink); font-size: 1.08rem; }
.hero-checks { display: grid; gap: 8px; margin: 0 0 28px; padding: 0; list-style: none; }
.hero-checks li { position: relative; padding-left: 28px; font-weight: 800; }
.hero-checks li::before { content: '✓'; position: absolute; left: 0; color: var(--coral-dark); font-weight: 900; }
.hero-actions { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  padding: 13px 22px;
  border: 2px solid transparent;
  border-radius: 10px;
  text-align: center;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.2;
}

.button-primary { background: var(--coral); color: var(--ink); border-color: var(--coral); }
.button-primary:hover { background: var(--coral-hover); border-color: var(--ink); }
.button-dark { background: var(--ink); color: var(--cream); border-color: var(--ink); }
.button-dark:hover { background: var(--ink-hover); }
.button-wide { width: 100%; }
.text-link { font-weight: 800; text-underline-offset: 5px; }
.microcopy { margin: 16px 0 0; color: var(--muted); font-size: .85rem; }

.hero-visual { margin: 0; }
.image-frame { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--sand); box-shadow: var(--shadow); }
.hero-visual img { width: 100%; min-height: 300px; object-fit: cover; }
.hero-visual figcaption { padding: 12px 4px 0; color: var(--muted); font-size: .82rem; }

.product-mockup { max-width: 430px; margin-inline: auto; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white); box-shadow: var(--shadow); }
.product-mockup img { width: min(100%, 350px); min-height: 0; margin-inline: auto; border-radius: 5px; box-shadow: 0 16px 32px rgba(64, 48, 39, 0.14); }
.mockup-back { display: none; }

.fact-bar {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  margin-top: 56px;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.fact-bar div { min-width: 0; padding: 20px 12px; border-right: 1px solid var(--line); }
.fact-bar div:nth-child(2n) { border-right: 0; }
.fact-bar div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
.fact-bar strong { display: block; font-family: "Segoe UI", Arial, Helvetica, sans-serif; font-size: 2rem; font-weight: 780; line-height: 1; }
.fact-bar span { display: block; margin-top: 7px; color: var(--muted); font-size: .76rem; font-weight: 700; }

.split-heading { display: grid; gap: 24px; align-items: end; margin-bottom: 42px; }
.split-heading p:last-child { max-width: 620px; margin: 0; color: var(--muted); }

.benefit-list { border-top: 1px solid var(--line); }
.benefit-list article { padding: 26px 0; border-bottom: 1px solid var(--line); }
.benefit-list p { max-width: 44ch; margin-bottom: 0; color: var(--muted); }

.inline-cta { display: grid; gap: 18px; align-items: center; margin-top: 34px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--white); }
.inline-cta p { margin: 0; font-size: 1.05rem; font-weight: 900; }
.inline-cta-dark { border-color: var(--dark-line); background: var(--ink-raised); }

.includes-section { background: var(--sand); }
.includes-grid { display: grid; gap: 46px; }
.includes-intro { align-self: start; }
.includes-intro > p:not(.eyebrow) { max-width: 55ch; color: var(--muted); }
.includes-intro .button { margin-top: 14px; }
.includes-list { margin: 0; padding: 0; list-style: none; counter-reset: includes; }
.includes-list li { display: grid; gap: 6px; padding: 22px 0; border-top: 1px solid rgba(26,26,26,.24); }
.includes-list li:last-child { border-bottom: 1px solid rgba(26,26,26,.24); }
.includes-list span { font-family: "Segoe UI", Arial, Helvetica, sans-serif; font-size: 1.28rem; font-weight: 780; }
.includes-list p { margin: 0; color: var(--muted); }

.section-heading { margin-bottom: 48px; }
.section-heading > p:last-child { max-width: 690px; margin-bottom: 0; color: var(--muted); }

.phase-rail { position: relative; }
.phase-rail::before { content: ''; position: absolute; top: 38px; bottom: 38px; left: 31px; width: 3px; background: var(--coral); }
.phase-card { position: relative; display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: 20px; padding: 0 0 46px; }
.phase-card:last-child { padding-bottom: 0; }
.phase-node { position: relative; z-index: 1; display: flex; width: 64px; min-height: 112px; flex-direction: column; align-items: center; padding: 14px 6px; border: 2px solid var(--coral); border-radius: 999px; background: var(--cream); }
.phase-node span { font-family: "Segoe UI", Arial, Helvetica, sans-serif; font-size: 1.45rem; font-weight: 780; }
.phase-node small { margin-top: auto; writing-mode: vertical-rl; color: var(--muted); font-size: .65rem; font-weight: 700; }
.phase-card > div:last-child { padding: 18px 20px 22px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--white); }
.phase-card p:last-child { max-width: 62ch; margin-bottom: 0; color: var(--muted); }
.phase-kicker { margin-bottom: 8px; color: var(--coral-dark); font-size: .72rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }

.exercises-section { background: var(--ink); color: var(--cream); }
.exercises-section .eyebrow { color: var(--coral); }
.exercises-section .split-heading p:last-child { color: var(--dark-muted); }
.exercise-grid { display: grid; gap: 16px; }
.exercise-card { min-width: 0; overflow: hidden; border: 1px solid var(--dark-line); border-radius: var(--radius-md); background: var(--ink-raised); }
.exercise-card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; background: var(--cream); }
.exercise-card div { display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 10px; align-items: start; padding: 18px; }
.exercise-card span { color: var(--coral); font-size: .72rem; font-weight: 800; }
.exercise-card h3 { margin: 0; font-size: 1.05rem; overflow-wrap: anywhere; }

.bonus-grid { display: grid; gap: 18px; }
.bonus-card { padding: 30px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--white); }
.bonus-feature { background: var(--sage); border-color: var(--ink); }
.bonus-label { display: inline-block; margin-bottom: 34px; font-size: .7rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.bonus-card p { color: var(--dark-line); }
.bonus-card ul { margin: 24px 0 0; padding-left: 20px; }
.bonus-card li + li { margin-top: 8px; }

.value-section { background: var(--ink); color: var(--cream); }
.eyebrow-light { color: var(--coral); }
.value-grid { display: grid; gap: 40px; }
.value-lead { max-width: 650px; margin-bottom: 0; color: var(--dark-muted); font-size: 1.05rem; }
.comparison { display: grid; border: 1px solid var(--comparison-line); border-radius: var(--radius-md); overflow: hidden; }
.comparison-column { padding: 28px; }
.comparison-title { font-family: "Segoe UI", Arial, Helvetica, sans-serif; font-size: 1.18rem; font-weight: 780; }
.comparison-column ul { margin: 0; padding: 0; list-style: none; }
.comparison-column li { position: relative; padding: 10px 0 10px 28px; border-top: 1px solid rgba(255,255,255,.12); }
.comparison-column li::before { position: absolute; left: 0; }
.muted-column { background: var(--ink-raised); color: var(--dark-muted); }
.muted-column li::before { content: '—'; color: var(--dark-subtle); }
.accent-column { background: var(--coral); color: var(--ink); }
.accent-column li { border-color: rgba(26,26,26,.2); }
.accent-column li::before { content: '✓'; font-weight: 900; }

.checkout-section { background: var(--sand); }
.checkout-panel { display: grid; gap: 36px; padding: 32px 24px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--cream); box-shadow: var(--shadow); }
.checkout-panel h2 { font-size: clamp(2rem, 5vw, 3.6rem); }
.checkout-panel p:last-child { margin-bottom: 0; }
.checkout-action { align-self: center; }
.checkout-kicker { margin-bottom: 12px; color: var(--coral-dark); font-size: .76rem; font-weight: 900; letter-spacing: .08em; text-align: center; text-transform: uppercase; }
.integration-note { margin: 12px 0 0; color: var(--muted); font-size: .78rem; text-align: center; }
.final-stack { display: grid; gap: 8px; margin: 28px 0 0; padding: 0; list-style: none; }
.final-stack li { position: relative; padding-left: 28px; font-weight: 800; }
.final-stack li::before { content: '✓'; position: absolute; left: 0; color: var(--coral-dark); }

.faq-grid { display: grid; gap: 40px; }
.faq-list { border-top: 1px solid var(--ink); }
details { border-bottom: 1px solid var(--ink); }
summary { position: relative; padding: 22px 40px 22px 0; cursor: pointer; font-family: "Segoe UI", Arial, Helvetica, sans-serif; font-size: 1.05rem; font-weight: 760; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; position: absolute; top: 17px; right: 0; font-family: Arial, Helvetica, sans-serif; font-size: 1.5rem; }
details[open] summary::after { content: '−'; }
details p { max-width: 66ch; margin: -4px 0 22px; color: var(--muted); }

.health-notice { padding: 48px 0; background: var(--sage); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.health-inner { display: grid; gap: 12px; }
.health-notice h2 { margin: 0; font-size: 1.35rem; letter-spacing: -.02em; }
.health-notice p { max-width: 900px; margin: 0; font-size: .9rem; }

.site-footer { padding: 28px 0 92px; background: var(--ink); color: var(--cream); }
.footer-inner { min-height: auto; align-items: flex-start; flex-direction: column; }
.footer-inner p { margin: 0; color: var(--dark-muted); font-size: .8rem; }
.footer-links { display: flex; gap: 20px; font-size: .82rem; }
.brand-footer .brand-mark { color: var(--ink); }

.mobile-cta { position: fixed; z-index: 20; right: 0; bottom: 0; left: 0; padding: 10px 16px; border-top: 1px solid var(--ink); background: rgba(250,247,242,.97); }
.mobile-cta .button { width: 100%; min-height: 48px; }

@media (min-width: 640px) {
  .section { padding: 92px 0; }
  .shell { width: min(calc(100% - 48px), var(--shell)); }
  .fact-bar { grid-template-columns: repeat(4, 1fr); }
  .fact-bar div { padding: 24px; }
  .fact-bar div:nth-child(2n) { border-right: 1px solid var(--line); }
  .fact-bar div:last-child { border-right: 0; }
  .fact-bar div:nth-child(-n+2) { border-bottom: 0; }
  .benefit-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .benefit-list article { padding: 32px 28px 32px 0; }
  .benefit-list article:nth-child(odd) { border-right: 1px solid var(--line); }
  .benefit-list article:nth-child(even) { padding-left: 28px; }
  .phase-rail::before { left: 43px; }
  .phase-card { grid-template-columns: 88px minmax(0, 1fr); gap: 30px; }
  .phase-node { width: 88px; min-height: 128px; }
  .exercise-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bonus-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bonus-feature { grid-row: span 2; }
  .comparison { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .checkout-panel { padding: 50px; }
  .action-strip-inner, .inline-cta { grid-template-columns: minmax(0, 1fr) auto; }
}

@media (min-width: 900px) {
  body { font-size: 1.0625rem; }
  .section { padding: 112px 0; }
  .site-header { position: sticky; top: 0; backdrop-filter: blur(12px); }
  .hero { padding-top: 88px; }
  .hero-grid { grid-template-columns: minmax(0, 1.04fr) minmax(420px, .96fr); }
  .hero-visual { align-self: center; }
  .split-heading { grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr); }
  .includes-grid { grid-template-columns: minmax(0, .9fr) minmax(480px, 1.1fr); }
  .includes-intro { position: sticky; top: 118px; }
  .includes-list li { grid-template-columns: minmax(180px, .55fr) minmax(0, 1fr); gap: 28px; }
  .phase-rail::before { left: calc(25% - 1px); top: 0; bottom: 0; }
  .phase-card { grid-template-columns: minmax(0, 1fr) minmax(0, 3fr); gap: 56px; padding-bottom: 30px; }
  .phase-node { justify-self: end; width: 146px; min-height: 70px; flex-direction: row; justify-content: space-between; padding: 14px 18px; }
  .phase-node small { margin: 0; writing-mode: horizontal-tb; }
  .phase-card > div:last-child { padding: 28px 32px; }
  .exercise-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .bonus-grid { grid-template-columns: 1.2fr .8fr; }
  .bonus-card { padding: 40px; }
  .value-grid { grid-template-columns: minmax(0, .85fr) minmax(500px, 1.15fr); align-items: center; }
  .checkout-panel { grid-template-columns: minmax(0, 1.2fr) minmax(300px, .8fr); align-items: center; padding: 64px; }
  .faq-grid { grid-template-columns: minmax(240px, .65fr) minmax(0, 1.35fr); }
  .health-inner { grid-template-columns: 260px minmax(0, 1fr); gap: 48px; }
  .footer-inner { flex-direction: row; align-items: center; }
  .site-footer { padding-bottom: 28px; }
  .mobile-cta { display: none; }
}

@media (max-width: 639px) {
  nav { display: none; }
  .brand > span:last-child { max-width: 120px; line-height: 1.15; }
  .hero { padding-top: 40px; }
  .mobile-hero-art {
    display: block;
    width: 100%;
    max-height: 300px;
    margin: -2px 0 24px;
    object-fit: contain;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--white);
  }
  .hero-visual { display: none; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .text-link { text-align: center; }
  .checkout-panel { box-shadow: none; }
  .product-mockup { padding: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}
.action-strip { margin-top: 0; padding: 26px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--sand); }
.action-strip-inner { display: grid; gap: 18px; align-items: center; }
.action-strip p { margin: 0; font-size: 1.05rem; }