:root {
  color-scheme: light;
  --bg: #f6f7fb;
  --surface: #ffffff;
  --text: #151823;
  --muted: #5d6472;
  --line: #d9deea;
  --primary: #3157ff;
  --primary-dark: #213bb0;
  --green: #18865f;
  --red: #d24a5d;
  --shadow: 0 18px 60px rgba(24, 31, 52, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  color: var(--text);
}

body {
  margin: 0;
  min-width: 320px;
}

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

a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

.page {
  min-height: 100vh;
}

.site-header {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-weight: 760;
  font-size: 18px;
}

.brand-link:hover {
  text-decoration: none;
}

.brand-mark {
  width: 38px;
  height: 38px;
  object-fit: contain;
}

.nav {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--muted);
  font-size: 15px;
}

.hero {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 58px 0 64px;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.7fr);
  gap: 64px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--green);
  font-size: 14px;
  font-weight: 760;
  text-transform: uppercase;
}

.hero h1,
.content h1 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(44px, 7vw, 82px);
  line-height: 0.98;
  font-weight: 820;
  letter-spacing: 0;
}

.hero-copy,
.content-lead {
  margin: 24px 0 0;
  max-width: 650px;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.58;
}

.actions {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  min-height: 46px;
  padding: 12px 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  border: 1px solid transparent;
  background: var(--primary);
  color: #ffffff;
  font-weight: 720;
}

.button:hover {
  background: var(--primary-dark);
  color: #ffffff;
  text-decoration: none;
}

.button.secondary {
  border-color: var(--line);
  background: var(--surface);
  color: var(--text);
}

.button.secondary:hover {
  border-color: #b7bfd1;
  background: #fdfdfd;
  color: var(--text);
}

.product-visual {
  min-height: 320px;
  display: grid;
  place-items: center;
}

.app-icon {
  width: min(280px, 68vw);
  height: auto;
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.band {
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 54px 0;
}

.section h2 {
  margin: 0 0 20px;
  font-size: 30px;
  line-height: 1.2;
  letter-spacing: 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature {
  min-height: 150px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.feature h3 {
  margin: 0 0 10px;
  font-size: 18px;
}

.feature p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.content {
  width: min(920px, calc(100% - 40px));
  margin: 0 auto;
  padding: 52px 0 76px;
}

.policy {
  margin-top: 40px;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.policy h2 {
  margin: 36px 0 12px;
  font-size: 24px;
}

.policy h2:first-child {
  margin-top: 0;
}

.policy p,
.policy li {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.65;
}

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

.metadata {
  margin-top: 26px;
  display: grid;
  gap: 8px;
  color: var(--muted);
}

.placeholder {
  color: var(--red);
  font-weight: 720;
}

.site-footer {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 28px 0 36px;
  color: var(--muted);
  font-size: 14px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

@media (max-width: 820px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    padding-top: 30px;
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .product-visual {
    min-height: auto;
    place-items: start;
  }

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

  .policy {
    padding: 24px;
  }

  .site-footer {
    flex-direction: column;
  }
}