:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --text: #16181d;
  --muted: #5d6470;
  --border: #e3e6eb;
  --primary: #1c5fd6;
  --accent: #f39a1e;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --card: #1a1d23;
    --text: #eceef2;
    --muted: #a0a7b3;
    --border: #2a2e36;
    --primary: #5b95ff;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial,
    sans-serif;
  -webkit-text-size-adjust: 100%;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 16px 64px;
}

header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

header img {
  width: 64px;
  height: 64px;
  border-radius: 15px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.12);
}

header h1 {
  margin: 0;
  font-size: 26px;
  line-height: 1.2;
}

header p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 15px;
}

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

nav a {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-size: 15px;
}

nav a[aria-current='page'] {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

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

h2 {
  margin: 0 0 8px;
  font-size: 19px;
}

h3 {
  margin: 16px 0 4px;
  font-size: 17px;
}

section > :last-child {
  margin-bottom: 0;
}

p,
ul {
  margin: 0 0 12px;
}

ul {
  padding-left: 22px;
}

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

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

.contact {
  display: inline-block;
  margin-top: 4px;
  padding: 10px 18px;
  border-radius: 12px;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
}

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