:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --text: #1c1c1e;
  --muted: #6b6b72;
  --border: #e3e4e8;
  --accent: #1e3a8a;
  --accent-soft: #e8edfb;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --surface: #1c1c1e;
    --text: #f2f2f7;
    --muted: #a1a1a8;
    --border: #2c2c2e;
    --accent: #8fb0ff;
    --accent-soft: #1a2440;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 16px 64px;
}

header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}

header img {
  width: 72px;
  height: 72px;
  border-radius: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

header h1 {
  margin: 0;
  font-size: 28px;
  line-height: 1.2;
}

header p {
  margin: 4px 0 0;
  color: var(--muted);
}

nav {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
}

nav a {
  padding: 6px 14px;
  border-radius: 999px;
  color: var(--accent);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
}

nav a[aria-current="page"] {
  background: var(--accent-soft);
}

section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px 24px;
  margin-bottom: 16px;
}

h2 {
  margin: 0 0 8px;
  font-size: 20px;
}

h3 {
  margin: 20px 0 4px;
  font-size: 17px;
}

p,
ul {
  margin: 8px 0;
}

ul {
  padding-left: 20px;
}

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

.contact {
  display: inline-block;
  margin-top: 8px;
  padding: 10px 18px;
  border-radius: 12px;
  background: var(--accent);
  color: var(--surface);
  text-decoration: none;
  font-weight: 600;
}

.muted {
  color: var(--muted);
  font-size: 15px;
}

footer {
  margin-top: 32px;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}