:root {
  --primary: #4075a9;
  --secondary: #713699;
  --tertiary: #253855;
  --bg: #ffffff;
  --text: #121416;
  --text-muted: rgba(18, 20, 22, 0.75);
  --border: rgba(18, 20, 22, 0.1);
  --gradient: linear-gradient(135deg, #713699 0%, #4075a9 100%);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 24px;
}

header.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  max-width: 1100px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 20px;
  color: var(--tertiary);
}

.brand img {
  width: 36px;
  height: 36px;
}

.nav-back {
  color: var(--text);
  font-weight: 500;
}

main {
  padding: 64px 0 96px;
}

main h1 {
  font-size: clamp(32px, 5vw, 48px);
  color: var(--tertiary);
  margin: 0 0 32px;
  letter-spacing: -0.01em;
}

main h2 {
  font-size: clamp(22px, 3vw, 28px);
  color: var(--tertiary);
  margin: 48px 0 16px;
}

main h3 {
  font-size: clamp(18px, 2vw, 22px);
  color: var(--tertiary);
  margin: 32px 0 12px;
}

main p {
  margin: 0 0 16px;
  color: var(--text);
}

main ul {
  margin: 0 0 16px;
  padding-left: 24px;
}

main li {
  margin-bottom: 4px;
}

main address {
  font-style: normal;
  margin: 0 0 24px;
  white-space: pre-line;
}

main .uppercase-note {
  text-transform: uppercase;
  font-size: 14px;
  color: var(--text-muted);
}

main .source {
  margin-top: 48px;
  font-size: 14px;
  color: var(--text-muted);
}

footer.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  color: var(--text-muted);
  font-size: 14px;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.footer-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-muted);
}