:root {
  --bg: #f4f8ff;
  --bg-alt: #e9f2ff;
  --card: #ffffffcc;
  --text: #0f1f3d;
  --muted: #41536f;
  --line: #c5d7f7;
  --accent: #1f7ae0;
  --accent-strong: #145db0;
  --accent-soft: #cfe5ff;
  --shadow: 0 12px 28px rgba(18, 50, 93, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 15% 10%, #d6e9ff 0%, var(--bg) 42%),
    linear-gradient(180deg, #ffffff 0%, #edf4ff 100%);
  line-height: 1.6;
}

a {
  color: inherit;
}

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

.skip-link {
  position: absolute;
  left: 12px;
  top: -48px;
  background: var(--accent);
  color: #fff;
  padding: 8px 12px;
  border-radius: 8px;
  z-index: 1000;
}

.skip-link:focus {
  top: 12px;
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
  background: rgba(244, 248, 255, 0.78);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  font-weight: 700;
}

.nav {
  display: none;
  gap: 1rem;
}

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

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

.lang-toggle {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  font-weight: 700;
  cursor: pointer;
}

.hero {
  padding: 4rem 0 3rem;
}

.hero-grid {
  display: grid;
  gap: 2rem;
}

.eyebrow {
  color: var(--accent-strong);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.2;
}

h1 {
  font-size: clamp(1.9rem, 6vw, 3.3rem);
  margin-bottom: 0.9rem;
}

h2 {
  font-size: clamp(1.45rem, 4vw, 2.2rem);
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.15rem;
  margin-bottom: 0.4rem;
}

.lead {
  color: var(--muted);
  max-width: 58ch;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.2rem;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.65rem 1.15rem;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid transparent;
}

.btn.primary {
  color: #fff;
  background: linear-gradient(140deg, var(--accent) 0%, #2f95ff 100%);
}

.btn.primary:hover {
  background: linear-gradient(140deg, var(--accent-strong) 0%, #1f7ae0 100%);
}

.btn.ghost {
  color: var(--accent-strong);
  border-color: var(--line);
  background: #fff;
}

.btn.ghost:hover {
  background: #f2f8ff;
}

.app-store-link {
  display: inline-flex;
  align-items: center;
  border-radius: 12px;
}

.app-store-link img {
  width: 180px;
  height: 54px;
}

.final-store-link {
  margin-top: 0.6rem;
}

.hero-media,
.feature-card,
.trust-grid article,
.privacy-points article,
.legal-wrap,
.faq details {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.hero-media {
  overflow: hidden;
}

.trust-band {
  padding: 1.2rem 0 1.8rem;
}

.trust-grid {
  display: grid;
  gap: 1rem;
}

.trust-grid article {
  padding: 1rem;
}

.section {
  padding: 3.2rem 0;
}

.section-alt {
  background: linear-gradient(180deg, rgba(213, 230, 255, 0.4), rgba(242, 247, 255, 0.7));
  border-top: 1px solid #deebff;
  border-bottom: 1px solid #deebff;
}

.card-grid {
  display: grid;
  gap: 1rem;
}

.feature-card {
  padding: 1.1rem;
}

.split {
  display: grid;
  gap: 1.4rem;
  align-items: center;
}

.privacy-points {
  display: grid;
  gap: 1rem;
  margin: 1.2rem 0;
}

.privacy-points article {
  padding: 1rem;
}

.cta-final {
  text-align: center;
}

.badge-note {
  margin: 1rem 0 0.5rem;
  color: var(--muted);
}

.faq details {
  padding: 1rem;
  margin-bottom: 0.9rem;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.2rem 0;
  background: rgba(244, 248, 255, 0.8);
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.7rem;
}

.footer-grid nav {
  display: inline-flex;
  gap: 1rem;
}

.footer-grid a {
  color: var(--muted);
  text-decoration: none;
}

.footer-grid a:hover {
  color: var(--accent);
}

.legal-main {
  min-height: calc(100vh - 140px);
}

.legal-wrap {
  padding: 1.4rem;
}

.policy-meta,
.policy-note {
  color: var(--muted);
}

:focus-visible {
  outline: 3px solid #2f95ff;
  outline-offset: 2px;
}

@media (min-width: 760px) {
  .nav {
    display: inline-flex;
  }

  .hero-grid {
    grid-template-columns: 1.1fr 1fr;
    align-items: center;
  }

  .trust-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .split.reverse > :first-child {
    order: 2;
  }

  .split.reverse > :last-child {
    order: 1;
  }

  .privacy-points {
    grid-template-columns: repeat(2, 1fr);
  }

  .legal-wrap {
    padding: 2rem;
  }
}

@media (min-width: 1024px) {
  .card-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}