:root {
  color-scheme: light;
  --ink: #15171c;
  --muted: #636a74;
  --line: #d9dee7;
  --paper: #f7f8fb;
  --surface: #ffffff;
  --accent: #0b6f6a;
  --accent-strong: #064f4b;
  --rose: #d84c7f;
  --blue: #315fbd;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 14px clamp(18px, 4vw, 56px);
  background: rgba(247, 248, 251, 0.9);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand,
nav {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand {
  font-weight: 750;
  text-decoration: none;
}

.brand img {
  border-radius: 8px;
}

nav a {
  color: var(--muted);
  font-size: 15px;
  text-decoration: none;
}

nav a:hover {
  color: var(--ink);
}

.hero {
  min-height: calc(86vh - 72px);
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  align-items: center;
  gap: clamp(32px, 5vw, 80px);
  padding: clamp(28px, 4vw, 56px) clamp(18px, 5vw, 72px);
  overflow: hidden;
}

.hero-copy {
  max-width: 680px;
}

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

h1,
h2 {
  margin: 0;
  letter-spacing: 0;
  line-height: 1.05;
}

h1 {
  max-width: 12ch;
  font-size: clamp(48px, 8vw, 88px);
}

h2 {
  font-size: clamp(28px, 4vw, 52px);
}

.lede {
  max-width: 620px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 21px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
}

.primary {
  color: #ffffff;
  background: var(--accent);
}

.primary:hover {
  background: var(--accent-strong);
}

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

.phone-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(14px, 3vw, 36px);
  min-height: 400px;
}

.phone-strip img {
  width: min(34vw, 240px);
  min-width: 190px;
  max-height: 54vh;
  object-fit: contain;
  border-radius: 30px;
  box-shadow: 0 30px 80px rgba(26, 31, 42, 0.18);
}

.phone-strip img:last-child {
  transform: translateY(38px);
}

.band {
  padding: 48px clamp(18px, 5vw, 72px);
  background: var(--surface);
  border-block: 1px solid var(--line);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.grid article {
  min-height: 180px;
  padding: 26px;
  background: var(--surface);
}

.grid h2 {
  font-size: 24px;
}

.grid p,
.copy p {
  color: var(--muted);
  font-size: 18px;
}

.content-section {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(280px, 1.15fr);
  gap: clamp(24px, 6vw, 90px);
  padding: clamp(64px, 9vw, 120px) clamp(18px, 5vw, 72px);
}

.content-section.alt {
  background: #eef4f3;
  border-top: 1px solid var(--line);
}

.copy {
  max-width: 720px;
}

.copy p:first-child {
  margin-top: 0;
}

.copy a {
  color: var(--blue);
  font-weight: 700;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(18px, 5vw, 72px);
  color: var(--muted);
  background: var(--surface);
  border-top: 1px solid var(--line);
}

footer a {
  color: var(--ink);
  text-decoration: none;
}

@media (max-width: 860px) {
  .hero,
  .content-section,
  .grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .phone-strip {
    min-height: 420px;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 24px;
  }

  .phone-strip img {
    width: 230px;
    min-width: 230px;
  }

  .phone-strip img:last-child {
    transform: none;
  }
}

@media (max-width: 540px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  h1 {
    font-size: 46px;
  }

  .lede {
    font-size: 18px;
  }

  .hero-actions,
  footer {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }
}