:root {
  --seo-ink: #17212a;
  --seo-muted: #5d6b72;
  --seo-blue: #1f5f77;
  --seo-line: rgba(23, 33, 42, 0.14);
  --seo-paper: #ffffff;
  --seo-wash: #f2f7f7;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body.seo-profile-page {
  min-width: 320px;
  margin: 0;
  color: var(--seo-ink);
  background: var(--seo-wash);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", sans-serif;
}

.seo-profile-page a {
  color: inherit;
  text-decoration: none;
}

.seo-profile-page img {
  display: block;
  max-width: 100%;
}

.seo-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 12px clamp(20px, 4vw, 64px);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--seo-line);
  backdrop-filter: blur(16px);
}

.seo-brand {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.seo-brand strong {
  font-size: 18px;
  line-height: 1.2;
}

.seo-brand span {
  color: var(--seo-muted);
  font-size: 12px;
  line-height: 1.3;
}

.seo-header nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 18px;
  color: var(--seo-muted);
  font-size: 14px;
  font-weight: 750;
}

.seo-header nav a:hover,
.seo-header nav a:focus-visible {
  color: var(--seo-blue);
}

.seo-lang {
  flex: 0 0 auto;
  padding: 9px 12px;
  color: #ffffff;
  background: var(--seo-blue);
  border-radius: 3px;
  font-size: 13px;
  font-weight: 820;
}

.seo-main {
  width: min(100% - 40px, 1440px);
  margin: 0 auto;
}

.seo-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 360px);
  gap: clamp(34px, 7vw, 120px);
  align-items: start;
  min-height: min(700px, calc(100svh - 72px));
  padding: clamp(60px, 9vw, 130px) clamp(20px, 5vw, 92px);
  background: var(--seo-paper);
  border-bottom: 1px solid var(--seo-line);
}

.seo-kicker {
  margin: 0 0 18px;
  color: var(--seo-blue);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.seo-hero h1 {
  max-width: 780px;
  margin: 0 0 22px;
  font-size: clamp(42px, 6vw, 84px);
  line-height: 0.98;
  letter-spacing: 0;
}

.seo-hero h1 span {
  display: block;
  margin-top: 18px;
  color: var(--seo-blue);
  font-size: clamp(22px, 2.4vw, 34px);
  line-height: 1.25;
}

.seo-lead {
  max-width: 760px;
  margin: 0;
  color: var(--seo-muted);
  font-size: clamp(17px, 1.8vw, 21px);
  line-height: 1.75;
}

.seo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.seo-actions a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--seo-line);
  border-radius: 3px;
  color: var(--seo-blue);
  font-size: 14px;
  font-weight: 820;
}

.seo-actions a:first-child {
  color: #ffffff;
  background: var(--seo-blue);
  border-color: var(--seo-blue);
}

.seo-actions a:hover,
.seo-actions a:focus-visible {
  border-color: var(--seo-blue);
}

.seo-portrait {
  margin: 0;
}

.seo-portrait img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center top;
  border: 1px solid var(--seo-line);
}

.seo-portrait figcaption {
  margin-top: 10px;
  color: var(--seo-muted);
  font-size: 12px;
  line-height: 1.5;
}

.seo-section {
  padding: clamp(52px, 7vw, 96px) clamp(20px, 5vw, 92px);
  background: var(--seo-paper);
  border-bottom: 1px solid var(--seo-line);
}

.seo-section:nth-child(odd) {
  background: #f8fbfa;
}

.seo-section h2 {
  max-width: 820px;
  margin: 0 0 28px;
  color: var(--seo-blue);
  font-size: clamp(30px, 4vw, 54px);
  line-height: 1.08;
}

.seo-section > p,
.seo-list,
.seo-facts {
  max-width: 1040px;
}

.seo-section > p {
  margin: 0;
  color: var(--seo-muted);
  font-size: 18px;
  line-height: 1.85;
}

.seo-facts,
.seo-list {
  margin: 0;
  padding: 0;
}

.seo-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--seo-line);
}

.seo-facts div {
  display: grid;
  grid-template-columns: minmax(130px, 0.28fr) minmax(0, 1fr);
  gap: 18px;
  padding: 17px 18px 17px 0;
  border-bottom: 1px solid var(--seo-line);
}

.seo-facts dt {
  color: var(--seo-muted);
  font-size: 13px;
  font-weight: 800;
}

.seo-facts dd {
  margin: 0;
  font-weight: 720;
  line-height: 1.55;
}

.seo-list {
  display: grid;
  gap: 0;
  list-style: none;
  border-top: 1px solid var(--seo-line);
}

.seo-list li {
  display: grid;
  grid-template-columns: minmax(230px, 0.36fr) minmax(0, 1fr);
  gap: 24px;
  padding: 19px 0;
  border-bottom: 1px solid var(--seo-line);
  line-height: 1.7;
}

.seo-list strong {
  color: var(--seo-blue);
}

.seo-list span {
  color: var(--seo-muted);
}

.seo-footer {
  padding: 28px 20px 44px;
  color: var(--seo-muted);
  background: var(--seo-paper);
  font-size: 13px;
  line-height: 1.7;
  text-align: center;
}

.seo-footer p {
  max-width: 820px;
  margin: 0 auto;
}

@media (max-width: 760px) {
  .seo-header {
    align-items: flex-start;
  }

  .seo-header nav {
    display: none;
  }

  .seo-main {
    width: 100%;
  }

  .seo-hero {
    grid-template-columns: 1fr;
    min-height: 0;
    gap: 34px;
    padding-top: 58px;
  }

  .seo-portrait {
    max-width: 320px;
  }

  .seo-facts,
  .seo-list li {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .seo-facts div {
    grid-template-columns: minmax(108px, 0.34fr) minmax(0, 1fr);
    gap: 12px;
  }
}