:root {
  --bg: #0b2340;
  --bg-alt: #0f2d52;
  --panel: #123563;
  --text: #f4ecd8;
  --muted: #b9c6da;
  --accent: #f2c14e;
  --border: #274b7d;
  --max-width: 780px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-alt);
}

header img {
  height: 44px;
  width: 44px;
  object-fit: contain;
  border-radius: 8px;
}

header .title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

nav {
  margin-left: auto;
  display: flex;
  gap: 20px;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

nav a:hover,
nav a:focus {
  color: var(--accent);
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 24px 64px;
}

.hero {
  text-align: center;
  margin-bottom: 40px;
}

.hero img.logo {
  width: 120px;
  height: 120px;
  border-radius: 20px;
  margin-bottom: 16px;
}

.hero h1 {
  font-size: 2rem;
  margin: 0 0 8px;
}

.hero p.tagline {
  color: var(--muted);
  font-size: 1.1rem;
  margin: 0;
}

.promo {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border);
  margin: 32px 0;
  display: block;
}

section {
  margin-bottom: 36px;
}

h2 {
  font-size: 1.3rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
  margin-bottom: 12px;
}

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

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 24px;
}

footer {
  text-align: center;
  padding: 24px;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}

footer a {
  color: var(--muted);
  margin: 0 8px;
}

ul {
  padding-left: 20px;
}