:root {
  color-scheme: light dark;
  --background: #f6f7f4;
  --surface: #ffffff;
  --text: #20231f;
  --muted: #626860;
  --border: #dfe3dc;
  --accent: #526b42;
  --accent-soft: #e8eee3;
  --max-width: 820px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --background: #10130f;
    --surface: #181c17;
    --text: #f0f2ed;
    --muted: #adb5a8;
    --border: #343b31;
    --accent: #b5cf9d;
    --accent-soft: #263020;
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

a {
  color: var(--accent);
}

.page {
  width: min(calc(100% - 32px), var(--max-width));
  margin: 0 auto;
  padding: 48px 0 72px;
}

header {
  margin-bottom: 28px;
}

.brand {
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.25;
}

h1 {
  margin: 8px 0;
  font-size: clamp(2rem, 6vw, 3.2rem);
}

h2 {
  margin-top: 2rem;
  font-size: 1.35rem;
}

h3 {
  font-size: 1.05rem;
}

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

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

nav a {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 12px;
  background: var(--surface);
  text-decoration: none;
}

.card,
article {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: clamp(20px, 5vw, 38px);
  background: var(--surface);
}

.notice {
  border-left: 4px solid var(--accent);
  padding: 12px 16px;
  background: var(--accent-soft);
}

ul {
  padding-left: 1.35rem;
}

footer {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}

.language-block + .language-block {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 2px solid var(--border);
}

.contact-list {
  list-style: none;
  padding: 0;
}

.contact-list li {
  margin: 8px 0;
}

@media (max-width: 520px) {
  .page {
    padding-top: 28px;
  }

  article,
  .card {
    padding: 20px;
  }
}