:root {
  color-scheme: light dark;
  --ink: #10151c;
  --muted: #536170;
  --paper: #f7fbff;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-solid: #ffffff;
  --line: #d7e5ef;
  --accent: #5bb7e8;
  --accent-strong: #0066a6;
  --accent-soft: rgba(91, 183, 232, 0.18);
  --shadow: rgba(22, 64, 92, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, rgba(91, 183, 232, 0.18), transparent 360px),
    linear-gradient(90deg, rgba(91, 183, 232, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(91, 183, 232, 0.08) 1px, transparent 1px),
    var(--paper);
  background-size:
    auto,
    42px 42px,
    42px 42px,
    auto;
  color: var(--ink);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

a {
  color: inherit;
}

.page-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 0 6px;
}

.brand {
  color: var(--accent-strong);
  font-size: 1rem;
  font-weight: 750;
  text-decoration: none;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px 18px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 500;
}

.nav-links a,
.text-link,
.bio a,
.role a {
  color: var(--accent-strong);
  text-decoration-thickness: 1px;
  text-underline-offset: 5px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 360px);
  gap: 42px;
  align-items: start;
  padding: 18px 0 52px;
}

.hero-copy {
  max-width: 760px;
}

.role,
.section-kicker {
  color: var(--accent-strong);
  font-size: 0.8rem;
  font-weight: 750;
  letter-spacing: 0;
  margin: 0 0 12px;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 720px;
  font-size: 4.3rem;
  line-height: 0.95;
  letter-spacing: 0;
  margin-bottom: 20px;
}

.bio {
  max-width: 760px;
  color: var(--muted);
  font-size: 1.03rem;
  line-height: 1.72;
}

.bio p {
  margin-bottom: 14px;
}

.hero-actions,
.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--accent-strong);
  border-radius: 7px;
  padding: 11px 16px;
  font-size: 0.94rem;
  font-weight: 650;
  text-decoration: none;
  transition:
    background 160ms ease,
    color 160ms ease,
    transform 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  background: var(--accent-strong);
  color: #ffffff;
}

.button.secondary {
  background: var(--surface);
  color: var(--accent-strong);
}

.portrait-card {
  position: sticky;
  top: 24px;
  margin: 0;
}

.portrait-card img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--accent-soft);
  box-shadow: 0 24px 80px var(--shadow);
  object-fit: cover;
}

.portrait-card figcaption {
  color: var(--muted);
  font-size: 0.88rem;
  margin-top: 10px;
  text-align: right;
}

.portrait-card figcaption:empty {
  display: none;
}

.section {
  border-top: 1px solid var(--line);
  padding: 52px 0;
}

.section h2 {
  max-width: 700px;
  font-size: 2.7rem;
  line-height: 1;
  margin-bottom: 20px;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(220px, 0.48fr) minmax(0, 1fr);
  gap: 42px;
}

.news-list {
  display: grid;
  gap: 18px;
  list-style: none;
  margin: 0;
  padding: 0 0 0 28px;
  position: relative;
}

.news-list::before {
  position: absolute;
  top: 8px;
  bottom: 14px;
  left: 8px;
  width: 2px;
  background: linear-gradient(var(--accent-strong), var(--accent));
  content: "";
}

.news-list::after {
  position: absolute;
  top: 4px;
  left: 3px;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  content: "";
  transform: rotate(225deg);
}

.news-list li {
  display: grid;
  grid-template-columns: 108px minmax(0, 1fr);
  gap: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 20px;
  position: relative;
}

.news-list li::before {
  position: absolute;
  top: 24px;
  left: -25px;
  width: 12px;
  height: 12px;
  border: 2px solid var(--surface-solid);
  border-radius: 50%;
  background: var(--accent-strong);
  box-shadow: 0 0 0 3px var(--accent-soft);
  content: "";
}

.news-list time {
  color: var(--accent-strong);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.88rem;
  font-weight: 700;
}

.news-list span {
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.65;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
}

.text-link {
  color: var(--accent-strong);
  font-weight: 750;
  white-space: nowrap;
}

.card-grid,
.publication-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.info-card,
.publication {
  display: grid;
  align-content: start;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 20px;
  min-height: 220px;
  box-shadow: 0 16px 46px rgba(22, 64, 92, 0.06);
}

.info-card span,
.publication span {
  color: var(--accent-strong);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.9rem;
  font-weight: 700;
  order: -1;
}

.info-card h3 {
  font-size: 1.18rem;
  line-height: 1.3;
  margin: 34px 0 12px;
}

.info-card p {
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}

.publication h3 {
  font-size: 1.12rem;
  line-height: 1.35;
  margin: 30px 0 10px;
}

.publication h3 a {
  text-decoration: none;
}

.publication h3 a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.publication p {
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 6px;
}

.publication .venue {
  font-size: 0.94rem;
}

.contact-band {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 92px;
}

.contact-band h2 {
  margin-bottom: 0;
}

.sport-icons {
  display: flex;
  gap: 10px;
  margin-top: 14px;
  color: var(--accent-strong);
}

.sport-icon {
  display: block;
  width: 38px;
  height: 38px;
  background: currentColor;
  mask-position: center;
  mask-repeat: no-repeat;
  mask-size: contain;
  -webkit-mask-position: center;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-size: contain;
}

.sport-icon.bike {
  mask-image: url("assets/pictograms/bike-svgrepo-com.svg");
  -webkit-mask-image: url("assets/pictograms/bike-svgrepo-com.svg");
}

.sport-icon.swim {
  mask-image: url("assets/pictograms/swim-svgrepo-com.svg");
  -webkit-mask-image: url("assets/pictograms/swim-svgrepo-com.svg");
}

.sport-icon.run {
  mask-image: url("assets/pictograms/run-svgrepo-com.svg");
  -webkit-mask-image: url("assets/pictograms/run-svgrepo-com.svg");
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #f7fbff;
    --muted: #c4d0dc;
    --paper: #081018;
    --surface: rgba(13, 26, 38, 0.82);
    --surface-solid: #0d1a26;
    --line: #22384a;
    --accent: #7cc8f2;
    --accent-strong: #7cc8f2;
    --accent-soft: rgba(124, 200, 242, 0.14);
    --shadow: rgba(0, 0, 0, 0.34);
  }

  body {
    background:
      linear-gradient(180deg, rgba(124, 200, 242, 0.12), transparent 360px),
      linear-gradient(90deg, rgba(124, 200, 242, 0.07) 1px, transparent 1px),
      linear-gradient(rgba(124, 200, 242, 0.07) 1px, transparent 1px),
      var(--paper);
    background-size:
      auto,
      42px 42px,
      42px 42px,
      auto;
  }

  .button.primary {
    color: #081018;
  }
}

@media (max-width: 820px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .hero,
  .split-section {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 20px 0 48px;
  }

  .portrait-card {
    position: static;
    max-width: 420px;
  }

  h1 {
    font-size: 3.2rem;
  }

  .section h2 {
    font-size: 2.25rem;
  }

  .card-grid,
  .publication-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .page-shell {
    width: min(100% - 24px, 1120px);
  }

  h1 {
    font-size: 2.75rem;
  }

  .section {
    padding: 46px 0;
  }

  .section h2 {
    font-size: 2rem;
  }

  .section-heading {
    grid-template-columns: 1fr;
  }

  .news-list {
    padding-left: 24px;
  }

  .news-list li {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .section-heading {
    align-items: start;
    display: grid;
  }

  .button {
    width: 100%;
  }
}