:root {
  color-scheme: light;
  --bg: #f7f8fc;
  --surface: #ffffff;
  --text: #10233f;
  --muted: #5f6f86;
  --border: #dfe6f2;
  --accent: #145c9c;
  --accent-2: #2a7ed1;
  --shadow: 0 10px 30px rgba(16, 35, 63, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  background: linear-gradient(180deg, #f7f8fc 0%, #eef4fb 100%);
  color: var(--text);
  min-height: 100vh;
}

.site-header,
.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
}

.site-header {
  padding-top: 1.5rem;
}

.brand {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.lang-switch {
  display: inline-flex;
  gap: 0.5rem;
}

.lang-btn {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 600;
}

.lang-btn.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.hero {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 3rem;
  box-shadow: var(--shadow);
}

.hero.compact {
  padding: 2.25rem 2.5rem;
}

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 0.7rem;
}

h1,
h2 {
  margin: 0 0 0.75rem;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  max-width: 850px;
}

h2 {
  font-size: 1.25rem;
}

.lead {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--muted);
  max-width: 760px;
  margin-bottom: 1.5rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.85rem 1.2rem;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid transparent;
}

.button.primary {
  background: var(--accent);
  color: white;
}

.button.secondary {
  color: var(--accent);
  border-color: var(--border);
  background: white;
}

.section-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1.4rem;
  box-shadow: var(--shadow);
}

.card p,
.section p {
  color: var(--muted);
  line-height: 1.7;
}

.section {
  margin-top: 2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1.6rem 1.8rem;
  box-shadow: var(--shadow);
}

.site-footer {
  padding-top: 0.5rem;
  padding-bottom: 2rem;
  gap: 1rem;
  flex-wrap: wrap;
}

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

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

  .hero {
    padding: 2rem;
  }
}