:root {
  color-scheme: light;
  --bg: #f6f7fb;
  --surface: rgba(255, 255, 255, 0.88);
  --surface-strong: #ffffff;
  --surface-muted: #e9edf7;
  --text: #111827;
  --muted: #556077;
  --accent: #4f46e5;
  --accent-soft: rgba(79, 70, 229, 0.14);
  --border: rgba(82, 95, 135, 0.18);
  --shadow: 0 28px 80px rgba(15, 23, 42, 0.08);
  --radius: 28px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #060814;
    --surface: rgba(14, 23, 48, 0.92);
    --surface-strong: #0b1227;
    --surface-muted: #111b35;
    --text: #f5f7ff;
    --muted: #a0aec0;
    --accent: #8b5cf6;
    --accent-soft: rgba(139, 92, 246, 0.16);
    --border: rgba(148, 163, 184, 0.18);
    --shadow: 0 28px 80px rgba(0, 0, 0, 0.35);
  }
}

[data-theme='dark'] {
  color-scheme: dark;
  --bg: #060814;
  --surface: rgba(14, 23, 48, 0.92);
  --surface-strong: #0b1227;
  --surface-muted: #111b35;
  --text: #f5f7ff;
  --muted: #a0aec0;
  --accent: #8b5cf6;
  --accent-soft: rgba(139, 92, 246, 0.16);
  --border: rgba(148, 163, 184, 0.18);
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.35);
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: radial-gradient(circle at top, rgba(79, 70, 229, 0.18), transparent 28%), var(--bg);
  color: var(--text);
  line-height: 1.7;
}

* {
  box-sizing: border-box;
}

img {
  max-width: 100%;
  display: block;
}

button, a {
  font: inherit;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover,
a:focus-visible {
  text-decoration: underline;
}

.page-shell {
  max-width: 1160px;
  margin: 0 auto;
  padding: 32px 24px 48px;
}

.hero {
  display: grid;
  grid-template-columns: 1.3fr auto;
  gap: 24px;
  align-items: start;
  margin-bottom: 32px;
}

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

où
.eyebrow {
  margin: 0 0 16px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

h1 {
  margin: 0;
  font-size: clamp(3rem, 4vw, 4.8rem);
  line-height: 0.95;
}

.subtitle {
  margin: 18px 0 14px;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--muted);
}

.tldr {
  margin: 0;
  max-width: 680px;
  color: var(--text);
  font-size: 1.05rem;
}

.theme-toggle {
  border: 1px solid var(--border);
  background: var(--surface-strong);
  border-radius: 999px;
  color: var(--text);
  padding: 14px 20px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, background-color 0.25s ease, border-color 0.25s ease;
}

.theme-toggle:hover,
.theme-toggle:focus-visible {
  transform: translateY(-1px);
  border-color: var(--accent);
}

.theme-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), rgba(79, 70, 229, 0.6));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.content {
  display: grid;
  grid-template-columns: minmax(300px, 360px) 1fr;
  gap: 28px;
}

.profile-card {
  position: sticky;
  top: 24px;
  align-self: start;
  padding: 28px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.profile-media {
  margin-bottom: 22px;
  border-radius: 26px;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(79, 70, 229, 0.14), transparent);
}

.profile-details .role {
  margin: 0 0 10px;
  font-weight: 700;
  color: var(--text);
}

.profile-details .location {
  margin: 0 0 20px;
  color: var(--muted);
}

.contact-list {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.contact-list div {
  display: grid;
  gap: 4px;
}

.contact-list dt {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.contact-list dd {
  margin: 0;
  font-size: 0.98rem;
}

.profile-links {
  margin-top: 24px;
  display: grid;
  gap: 12px;
}

.profile-links a {
  display: block;
  padding: 12px 16px;
  border-radius: 16px;
  background: rgba(79, 70, 229, 0.07);
  border: 1px solid transparent;
  color: var(--text);
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

.profile-links a:hover,
.profile-links a:focus-visible {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.section {
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
}

.section + .section {
  margin-top: 24px;
}

.section-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 22px;
}

.section-header h2 {
  margin: 0;
  font-size: 1.55rem;
}

.section-icon {
  display: inline-flex;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
}

.section-content {
  display: grid;
  gap: 22px;
}

.summary-copy p {
  margin: 0 0 18px;
}

.timeline {
  display: grid;
  gap: 20px;
}

.timeline-item {
  padding: 22px;
  border-radius: 22px;
  background: var(--surface);
  border: 1px solid var(--border);
}

.timeline-meta {
  margin: 0 0 10px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--accent);
}

.meta-subtitle {
  margin: 0 0 16px;
  font-weight: 600;
  color: var(--muted);
}

.timeline-item h3,
.section h3 {
  margin: 0 0 10px;
  font-size: 1.125rem;
}

.skill-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.skill-grid article,
.split-list article,
.publications-grid article {
  padding: 20px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface);
}

.skill-grid h3,
.split-list h3,
.publications-grid h3 {
  margin: 0 0 12px;
  font-size: 1.05rem;
}

.skill-grid ul,
.profile-links,
.publications-grid p {
  margin: 0;
}

.skill-grid ul {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 10px;
}

.skill-grid li {
  color: var(--muted);
}

.split-list {
  display: grid;
  gap: 16px;
}

.split-list article {
  display: grid;
  gap: 8px;
}

.publications-grid {
  display: grid;
  gap: 18px;
}

.publications-grid a {
  color: var(--accent);
}

.page-footer {
  margin-top: 28px;
  text-align: center;
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 980px) {
  .content {
    grid-template-columns: 1fr;
  }
  .hero {
    grid-template-columns: 1fr;
  }
  .profile-card {
    position: static;
  }
}

@media (max-width: 640px) {
  .page-shell {
    padding: 24px 16px 32px;
  }
  .section,
  .timeline-item,
  .profile-card {
    padding: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

@media print {
  :root {
    color-scheme: light;
    background: #fff;
  }
  body {
    background: #fff;
    color: #111;
  }
  .page-shell {
    box-shadow: none;
    margin: 0;
    padding: 18mm;
    max-width: none;
  }
  .theme-toggle,
  .page-footer,
  .profile-links a {
    display: none !important;
  }
  .hero {
    margin-bottom: 18px;
  }
  .profile-card,
  .section,
  .timeline-item,
  .skill-grid article,
  .split-list article,
  .publications-grid article {
    border: 1px solid #d1d5db;
    box-shadow: none;
    background: #fff;
  }
  .profile-card,
  .section,
  .timeline-item,
  .skill-grid article,
  .split-list article,
  .publications-grid article {
    page-break-inside: avoid;
  }
  a::after {
    content: " (" attr(href) ")";
    font-size: 0.95em;
    color: #111;
  }
  a {
    color: #111;
    text-decoration: underline;
  }
}