:root {
  color-scheme: light;
  --html-bg: #edf2ef;
  --page-start: #fffdf7;
  --page-end: #edf2ef;
  --glow: rgba(0, 92, 97, 0.13);
  --bg: #f5f4ec;
  --panel: #fffdf7;
  --panel-alt: #fbfffc;
  --ink: #1b252b;
  --muted: #667277;
  --line: #d9ddd5;
  --accent: #005c61;
  --accent-strong: #00464a;
  --accent-soft: #e3f1ee;
  --gold: #f7c85d;
  --button-top: #007276;
  --button-bottom: #005c61;
  --button-hover-top: #006066;
  --button-hover-bottom: #00464a;
  --shadow: rgba(0, 70, 74, 0.18);
  --radius: 8px;
  --section-gap: clamp(64px, 8vw, 96px);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--html-bg);
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top right, var(--glow), transparent 34rem),
    linear-gradient(180deg, var(--page-start) 0%, var(--bg) 62%, var(--page-end) 100%);
  color: var(--ink);
  font: 16px/1.55 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
  color: inherit;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 16px clamp(18px, 4vw, 56px);
  border-bottom: 1px solid rgba(217, 221, 213, 0.8);
  background: rgba(255, 253, 247, 0.88);
  backdrop-filter: blur(16px);
}

.brand,
nav,
.hero-actions,
footer {
  display: flex;
  align-items: center;
}

.brand {
  justify-self: start;
  gap: 10px;
  color: var(--ink);
  font-weight: 900;
  text-decoration: none;
}

.brand img {
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 22px var(--shadow);
}

nav {
  gap: 8px;
}

nav a,
.header-action,
footer a {
  min-height: 38px;
  padding: 8px 12px;
  border-radius: var(--radius-sm, 7px);
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

nav a:hover,
footer a:hover {
  color: var(--accent);
  background: var(--accent-soft);
}

.header-action {
  justify-self: end;
  border: 1px solid var(--line);
  color: var(--accent);
  background: var(--panel);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(320px, 1.08fr);
  align-items: center;
  gap: clamp(32px, 6vw, 86px);
  min-height: calc(100vh - 71px);
  padding: clamp(48px, 8vw, 96px) clamp(18px, 6vw, 88px) 64px;
}

.hero-copy {
  max-width: 700px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 760px;
  margin-bottom: 20px;
  font-size: clamp(3rem, 7vw, 6.5rem);
  line-height: 0.95;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(2rem, 4vw, 3.7rem);
  line-height: 1.02;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.18rem;
}

.lede {
  max-width: 620px;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.35rem);
}

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

.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border-radius: var(--radius);
  font-weight: 900;
  text-decoration: none;
}

.primary-button {
  color: #fffdf7;
  background: linear-gradient(180deg, var(--button-top), var(--button-bottom));
  box-shadow: 0 14px 28px var(--shadow);
}

.primary-button:hover {
  background: linear-gradient(180deg, var(--button-hover-top), var(--button-hover-bottom));
}

.secondary-button {
  border: 1px solid var(--line);
  color: var(--accent);
  background: var(--panel);
}

.store-note {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.product-preview {
  position: relative;
  display: grid;
  min-height: 620px;
  align-items: center;
}

.preview-window {
  position: relative;
  z-index: 2;
  width: min(430px, 90%);
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 0 28px 70px rgba(0, 70, 74, 0.2);
}

.preview-masthead,
.preview-form div,
.preview-list li,
.trust-strip,
.split,
.price-panel,
.feature-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.preview-masthead {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
}

.preview-masthead img {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
}

.preview-masthead span,
.preview-form span,
.preview-list b,
.trust-strip span,
.price-panel span,
.feature-grid p,
.split p {
  color: var(--muted);
}

.preview-masthead strong,
.preview-masthead span {
  display: block;
}

.preview-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin: 16px 0;
  padding: 4px;
  border-radius: var(--radius);
  background: var(--accent-soft);
}

.preview-tabs span {
  padding: 9px;
  border-radius: var(--radius-sm, 7px);
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 900;
  text-align: center;
}

.preview-tabs .is-active {
  color: #fffdf7;
  background: var(--accent);
}

.preview-form {
  display: grid;
  gap: 8px;
}

.preview-form div {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 8px 8px 8px 12px;
}

.preview-form button {
  min-height: 38px;
  border: 0;
  border-radius: var(--radius-sm, 7px);
  color: #fffdf7;
  background: var(--accent);
  font: inherit;
  font-weight: 900;
}

.preview-list {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 16px 0 0;
  list-style: none;
}

.preview-list li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 12px;
}

.hero-illustration {
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 1;
  width: clamp(360px, 44vw, 610px);
  max-width: none;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  opacity: 0.96;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto var(--section-gap);
  overflow: hidden;
}

.trust-strip div {
  display: grid;
  gap: 4px;
  padding: 18px;
  background: var(--panel-alt);
}

.trust-icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 6px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--accent-soft);
  color: var(--accent);
}

.trust-strip .trust-icon {
  color: var(--accent);
}

.trust-icon svg {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.9;
}

.section {
  width: min(1160px, calc(100% - 36px));
  margin: 0 auto var(--section-gap);
  padding: 0;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 28px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.feature-grid article {
  min-height: 250px;
  padding: 22px;
}

.feature-grid img,
.feature-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--accent-soft);
  color: var(--accent);
}

.feature-icon {
  display: grid;
  place-items: center;
  font-weight: 1000;
}

.split {
  display: grid;
  grid-template-columns: 1fr minmax(260px, 380px);
  gap: 28px;
  padding: 32px;
}

.price-panel {
  display: grid;
  align-content: center;
  gap: 8px;
  padding: 24px;
  background: var(--panel-alt);
}

.price-panel strong {
  color: var(--accent);
  font-size: clamp(3rem, 6vw, 5rem);
  line-height: 1;
}

.price-panel p {
  color: var(--muted);
}

.stripe-note {
  align-self: end;
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--accent-strong);
  font-size: 0.95rem;
  font-weight: 900;
}

.footer-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

footer {
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(18px, 4vw, 56px);
  border-top: 1px solid var(--line);
  color: var(--muted);
}

footer span {
  color: var(--ink);
  font-weight: 900;
}

.footer-credit {
  display: grid;
  gap: 4px;
}

.footer-credit p {
  margin: 0;
  color: var(--muted);
}

.footer-credit a {
  min-height: auto;
  padding: 0;
  color: var(--accent);
  font-size: inherit;
}

@media (max-width: 900px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  nav {
    display: none;
  }

  .hero,
  .split {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .product-preview {
    min-height: 520px;
  }

  .feature-grid,
  .trust-strip {
    grid-template-columns: 1fr;
  }

  .hero-illustration {
    width: min(86vw, 560px);
    max-width: 100%;
  }
}

@media (max-width: 560px) {
  .site-header {
    padding: 12px 14px;
  }

  .brand span {
    display: none;
  }

  h1 {
    font-size: 3.2rem;
  }

  .hero {
    padding: 42px 18px 44px;
  }

  .product-preview {
    min-height: 470px;
  }

  .preview-window {
    width: 100%;
  }

  .hero-illustration {
    right: -22px;
  }

  .split {
    padding: 22px;
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
  }
}