:root {
  --ink: #15323a;
  --muted: #5d6d70;
  --paper: #fffaf3;
  --cream: #f6efe6;
  --mint: #dff7f0;
  --teal: #2e746d;
  --teal-dark: #245e58;
  --coral: #f27f64;
  --gold: #f2c66d;
  --line: #d9e3df;
  --white: #ffffff;
  --shadow: 0 18px 55px rgba(21, 50, 58, .12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

a {
  color: var(--teal-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(18px, 4vw, 56px);
  background: rgba(255, 250, 243, .92);
  border-bottom: 1px solid rgba(217, 227, 223, .82);
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 50%;
  background: var(--teal);
  color: var(--white);
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 15px;
}

.top-nav a {
  color: var(--ink);
  text-decoration: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, .82fr);
  align-items: center;
  min-height: calc(100vh - 68px);
  gap: clamp(28px, 5vw, 72px);
  padding: clamp(44px, 7vw, 90px) clamp(18px, 5vw, 76px) 52px;
  background: linear-gradient(90deg, var(--paper) 0%, var(--paper) 62%, var(--mint) 62%, var(--mint) 100%);
}

.hero-copy {
  max-width: 720px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 760px;
  margin-bottom: 20px;
  font-size: clamp(42px, 7vw, 78px);
  line-height: .98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.06;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 14px;
  font-size: 23px;
  line-height: 1.18;
  letter-spacing: 0;
}

.lead {
  max-width: 620px;
  margin-bottom: 24px;
  color: #344e55;
  font-size: clamp(20px, 2vw, 26px);
}

.kit-line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

.kit-line span {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, .72);
  color: #2e4f55;
  font-weight: 700;
}

.hero-action {
  display: grid;
  justify-items: start;
  gap: 12px;
}

.price {
  margin: 0;
  color: var(--coral);
  font-size: 34px;
  font-weight: 900;
}

.price.big {
  font-size: 54px;
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  padding: 15px 22px;
  border: 0;
  border-radius: 8px;
  font: inherit;
  font-weight: 800;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}

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

.button.primary {
  background: var(--coral);
  color: var(--white);
  box-shadow: 0 14px 28px rgba(242, 127, 100, .28);
}

.button.primary:hover {
  background: #e66f54;
}

.button.secondary {
  background: var(--teal);
  color: var(--white);
}

.button.full {
  width: 100%;
}

.micro,
.note {
  max-width: 540px;
  color: var(--muted);
  font-size: 14px;
}

.hero-media {
  position: relative;
}

.hero-media img {
  width: min(100%, 620px);
  margin: 0 auto;
  filter: drop-shadow(0 26px 48px rgba(21, 50, 58, .18));
}

.section {
  padding: clamp(58px, 8vw, 104px) clamp(18px, 5vw, 76px);
}

.section-inner {
  width: min(1120px, 100%);
  margin: 0 auto;
}

.section-inner.narrow {
  width: min(820px, 100%);
}

.two-col,
.price-layout,
.checkout-layout {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(300px, 1fr);
  gap: clamp(28px, 6vw, 72px);
  align-items: start;
}

.stack > * + * {
  margin-top: 16px;
}

.problem {
  background: var(--white);
}

.solution {
  background: var(--mint);
}

.section-title {
  max-width: 760px;
  margin-bottom: 34px;
}

.cards {
  display: grid;
  gap: 22px;
}

.cards.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card,
.price-card,
.checkout-box,
.warning {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.card {
  padding: clamp(24px, 4vw, 36px);
}

.accent-card {
  background: #fff5ed;
  border-color: #f6c6b9;
}

.card-number {
  display: inline-grid;
  width: 36px;
  height: 36px;
  place-items: center;
  margin-bottom: 18px;
  border-radius: 50%;
  background: var(--teal);
  color: var(--white);
  font-weight: 900;
}

.check-list {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 0 0 18px;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 28px;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .45em;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--gold);
}

.check-list li::after {
  content: "";
  position: absolute;
  left: 5px;
  top: calc(.45em + 4px);
  width: 6px;
  height: 3px;
  border-left: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  transform: rotate(-45deg);
}

.band {
  background: #f8fbf7;
}

.warning {
  padding: clamp(24px, 4vw, 34px);
  border-color: #f0b9a9;
  background: #fff8f5;
}

.why {
  background: var(--white);
}

.quotes {
  display: grid;
  gap: 12px;
  margin: 28px 0;
}

blockquote {
  margin: 0;
  padding: 18px 20px;
  border-left: 5px solid var(--teal);
  border-radius: 0 8px 8px 0;
  background: var(--mint);
  font-size: 20px;
  font-weight: 800;
}

.price-section {
  background: var(--cream);
}

.price-card {
  padding: clamp(24px, 4vw, 36px);
}

.numbered {
  display: grid;
  gap: 12px;
  padding-left: 20px;
  margin: 0 0 24px;
}

.checkout-band {
  background: var(--ink);
  color: var(--white);
}

.checkout-band .eyebrow,
.checkout-band a,
.checkout-band .note {
  color: #bfeee4;
}

.checkout-box {
  display: grid;
  gap: 18px;
  padding: clamp(22px, 4vw, 32px);
  color: var(--ink);
}

.consent {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 12px;
  align-items: start;
  color: #30484e;
  font-size: 15px;
}

.consent input {
  width: 19px;
  height: 19px;
  margin-top: 3px;
  accent-color: var(--teal);
}

.disclaimer {
  background: var(--white);
}

.footer {
  padding: 42px clamp(18px, 5vw, 76px);
  background: #10282f;
  color: #e8f4f1;
}

.footer-grid {
  display: grid;
  width: min(1120px, 100%);
  margin: 0 auto;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 28px;
}

.footer h2 {
  font-size: 18px;
}

.footer a {
  display: block;
  margin-bottom: 9px;
  color: #d9fff6;
}

.footer-brand {
  margin-bottom: 16px;
  color: #ffffff;
}

.legal-page {
  padding: clamp(38px, 7vw, 78px) clamp(18px, 5vw, 76px);
}

.legal {
  width: min(850px, 100%);
  margin: 0 auto;
  padding: clamp(26px, 5vw, 54px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.legal h1 {
  font-size: clamp(34px, 5vw, 54px);
}

.legal h2 {
  margin-top: 34px;
  font-size: clamp(24px, 3vw, 32px);
}

.legal ul {
  padding-left: 22px;
}

.email-preview {
  background: #fffdf8;
}

.thanks-body {
  min-height: 100vh;
  background: var(--mint);
}

.thanks {
  display: grid;
  grid-template-columns: minmax(280px, .8fr) minmax(0, 1fr);
  gap: clamp(28px, 6vw, 70px);
  align-items: center;
  min-height: 100vh;
  padding: clamp(28px, 6vw, 76px);
}

.thanks-visual img {
  filter: drop-shadow(0 24px 44px rgba(21, 50, 58, .16));
}

.thanks-copy {
  padding: clamp(26px, 5vw, 48px);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0;
}

.medical {
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 900px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  .top-nav {
    flex-wrap: wrap;
  }

  .hero,
  .two-col,
  .price-layout,
  .checkout-layout,
  .thanks {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    background: var(--paper);
  }

  .hero-media {
    padding: 20px;
    background: var(--mint);
    border-radius: 8px;
  }

  .cards.two,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .thanks {
    min-height: auto;
  }
}

@media (max-width: 560px) {
  .brand {
    white-space: normal;
  }

  h1 {
    font-size: 40px;
  }

  .lead {
    font-size: 19px;
  }

  .button {
    width: 100%;
  }

  .kit-line span {
    width: 100%;
  }

  .legal,
  .thanks-copy {
    padding: 22px;
  }
}