:root {
  color-scheme: light;
  --bg: #fbfaf7;
  --paper: #ffffff;
  --ink: #1f2933;
  --muted: #596677;
  --line: #e5dfd5;
  --accent: #2f7c67;
  --accent-dark: #1d5949;
  --soft: #eef6f2;
  --shadow: 0 18px 45px rgba(31, 41, 51, 0.08);
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-height: 100vh;
}

a {
  color: var(--accent-dark);
  font-weight: 700;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.shell {
  width: min(1060px, calc(100% - 32px));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 800;
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(31, 41, 51, 0.12);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 0.95rem;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 42px;
  align-items: center;
  padding: 56px 0 44px;
}

.hero h1 {
  margin: 0;
  max-width: 680px;
  font-size: clamp(2.6rem, 7vw, 5.6rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.hero p {
  max-width: 620px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  line-height: 1.6;
}

.hero-panel {
  display: grid;
  gap: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(135deg, #ffffff, #f2fbf7);
  box-shadow: var(--shadow);
  padding: clamp(24px, 5vw, 42px);
}

.hero-icon {
  width: clamp(92px, 18vw, 138px);
  height: clamp(92px, 18vw, 138px);
  border-radius: 22px;
  box-shadow: 0 16px 35px rgba(31, 41, 51, 0.16);
}

.hero-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-list li {
  padding-top: 12px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  line-height: 1.45;
}

.hero-list strong {
  display: block;
  color: var(--ink);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 8px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 800;
}

.button.secondary {
  background: var(--soft);
  color: var(--accent-dark);
}

.section {
  padding: 34px 0 64px;
}

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

.card,
.policy {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: var(--shadow);
}

.card {
  padding: 22px;
}

.card h2,
.card h3 {
  margin: 0 0 10px;
  font-size: 1.1rem;
}

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

.policy {
  margin: 28px 0 70px;
  padding: clamp(24px, 5vw, 52px);
}

.policy h1 {
  margin: 0;
  font-size: clamp(2.1rem, 5vw, 3.8rem);
  line-height: 1;
  letter-spacing: 0;
}

.updated {
  margin: 14px 0 34px;
  color: var(--muted);
  font-weight: 700;
}

.policy h2 {
  margin: 34px 0 10px;
  font-size: 1.25rem;
}

.policy p,
.policy li {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.7;
}

.policy ul {
  padding-left: 20px;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 40px;
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 760px) {
  .shell {
    width: min(100% - 24px, 1060px);
  }

  .nav,
  .nav-links,
  .hero,
  .cards {
    display: grid;
  }

  .nav {
    gap: 14px;
  }

  .nav-links {
    grid-template-columns: repeat(3, max-content);
    justify-content: start;
    gap: 12px;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 28px;
  }

  .hero-panel {
    padding: 24px;
  }

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