:root {
  --arctic-primary: #003057;
  --arctic-secondary: #00688B;
  --nordic-silver: #A4B5C4;
  --glacier-bg: #C5D6E6;
  --ice-surface: #E0EAF5;
  --surface-light: #F1F5F9;
  --slate-text: #0F172A;
  --muted-text: #475569;
  --white: #FFFFFF;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--glacier-bg);
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--slate-text);
  background:
    radial-gradient(circle at 18% 8%, rgba(255, 255, 255, 0.86), transparent 34rem),
    linear-gradient(145deg, #dce8f2 0%, var(--glacier-bg) 52%, #b9cadc 100%);
}

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

a:hover {
  text-decoration: underline;
}

main {
  flex: 1 0 auto;
}

.site-header,
.site-footer {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-icon {
  width: 34px;
  height: 34px;
  display: block;
}

.brand-wordmark,
.hero-wordmark {
  display: inline-flex;
  align-items: baseline;
  letter-spacing: 0;
}

.word-break {
  color: var(--arctic-primary);
}

.word-calc {
  color: var(--arctic-secondary);
}

.site-header nav {
  display: flex;
  gap: 18px;
  font-size: 0.95rem;
  font-weight: 700;
}

.hero {
  min-height: auto;
  display: grid;
  place-items: center;
  padding: 28px 16px 56px;
}

.hero-inner {
  width: min(1080px, 100%);
  text-align: center;
}

.hero-brand {
  width: min(100%, 900px);
  margin: 0 auto 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(22px, 4vw, 40px);
}

.hero-logo-icon {
  width: clamp(132px, 22vw, 230px);
  height: auto;
  display: block;
  flex: 0 0 auto;
}

.hero-wordmark {
  font-size: clamp(3.4rem, 8.5vw, 6.5rem);
  line-height: 0.92;
  font-weight: 900;
}

.hero-copy {
  width: min(720px, 100%);
  margin: 0 auto;
}

h1,
h2,
p {
  letter-spacing: 0;
}

h1 {
  margin: 0;
  color: var(--slate-text);
  font-size: clamp(2rem, 4.55vw, 3.95rem);
  line-height: 1.02;
  font-weight: 900;
}

.lead {
  margin: 16px auto 0;
  color: var(--muted-text);
  font-size: clamp(1rem, 1.8vw, 1.16rem);
  line-height: 1.62;
}

.store-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 24px;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 180px;
  min-height: 54px;
  padding: 9px 14px;
  border: 1px solid rgba(0, 48, 87, 0.16);
  border-radius: 8px;
  background: rgba(241, 245, 249, 0.72);
  color: var(--slate-text);
  box-shadow: 0 14px 35px rgba(0, 48, 87, 0.11);
}

.disabled-badge {
  opacity: 0.9;
  cursor: default;
}

.store-badge small,
.store-badge strong {
  display: block;
  text-align: left;
}

.store-badge small {
  color: var(--muted-text);
  font-size: 0.72rem;
  line-height: 1.1;
}

.store-badge strong {
  color: var(--arctic-primary);
  font-size: 1.04rem;
  line-height: 1.16;
}

.store-icon {
  width: 31px;
  height: 31px;
  flex: 0 0 31px;
}

.ios-icon {
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--arctic-primary);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 900;
}

.android-icon {
  width: 0;
  height: 0;
  border-top: 15px solid transparent;
  border-bottom: 15px solid transparent;
  border-left: 25px solid var(--arctic-secondary);
  filter: drop-shadow(0 4px 7px rgba(0, 104, 139, 0.22));
}

.features {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto 76px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.features article,
.policy-card {
  background: rgba(241, 245, 249, 0.82);
  border: 1px solid rgba(0, 48, 87, 0.12);
  border-radius: 8px;
  box-shadow: 0 20px 55px rgba(0, 48, 87, 0.09);
}

.features article {
  padding: 24px;
}

.features h2,
.policy-card h2 {
  margin: 0 0 10px;
  color: var(--arctic-primary);
  font-size: 1.12rem;
}

.features p,
.policy-card p {
  margin: 0;
  color: var(--muted-text);
  line-height: 1.65;
}

.policy-page {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto 72px;
}

.policy-hero {
  padding: 48px 0 24px;
}

.policy-card {
  padding: clamp(24px, 4vw, 44px);
}

.policy-card h2:not(:first-child) {
  margin-top: 30px;
}

.policy-card p + p {
  margin-top: 12px;
}

.site-footer {
  flex: 0 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 32px 0 42px;
  color: var(--muted-text);
  border-top: 1px solid rgba(0, 48, 87, 0.12);
}

.site-footer p {
  margin: 0;
}

@media (max-width: 760px) {
  .site-header,
  .site-footer {
    width: min(100% - 24px, 1120px);
  }

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

  .site-header {
    align-items: center;
    flex-direction: row;
  }

  .site-header nav {
    margin-left: auto;
    text-align: right;
  }

  .hero {
    padding: 22px 16px 44px;
  }

  .hero-brand {
    flex-direction: column;
    gap: 14px;
    margin-bottom: 20px;
  }

  .hero-logo-icon {
    width: clamp(116px, 42vw, 174px);
  }

  .hero-wordmark {
    font-size: clamp(3rem, 15vw, 4.4rem);
  }

  .features {
    grid-template-columns: 1fr;
    width: min(100% - 24px, 1120px);
  }

  .store-badge {
    width: min(100%, 245px);
    max-width: 100%;
  }
}