:root {
  --bg: #ffffff;
  --bg-elev: #fbfbfc;
  --text: #0f172a;
  --muted: #475569;
  --faint: #64748b;
  --border: rgba(2, 6, 23, 0.10);
  --shadow: 0 12px 34px rgba(2, 6, 23, 0.08);
  --accent: #c5050c;
  --accent-2: #9b0000;
  --radius: 18px;
  --content: 1120px;
  --topbar: 64px;
}


* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Roboto, system-ui, -apple-system, Segoe UI, Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(1200px 520px at 25% 0%, rgba(197, 5, 12, 0.10), transparent 60%),
              radial-gradient(900px 420px at 80% 10%, rgba(155, 0, 0, 0.10), transparent 55%),
              var(--bg);
}

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

.skip {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.skip:focus {
  left: 16px;
  top: 16px;
  width: auto;
  height: auto;
  padding: 10px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  z-index: 9999;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.mono { font-family: "Source Code Pro", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }

/* Top bar */
.topbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--topbar);
  backdrop-filter: blur(10px);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  border-bottom: 1px solid var(--border);
}

.topbar__inner {
  max-width: var(--content);
  margin: 0 auto;
  height: 100%;
  padding: 0 18px;
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Brand mark removed */

.topnav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 14px;
}

.topnav a {
  color: var(--muted);
  padding: 10px 10px;
  border-radius: 10px;
  font-weight: 500;
}

.topnav a:hover {
  text-decoration: none;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  color: var(--text);
}

.nav-toggle {
  margin-left: auto;
  display: none;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  color: var(--text);
  cursor: pointer;
}

.nav-toggle__icon {
  width: 18px;
  height: 12px;
  position: relative;
  display: inline-block;
}

.nav-toggle__icon::before,
.nav-toggle__icon::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
}

.nav-toggle__icon::before { top: 1px; box-shadow: 0 5px 0 0 currentColor; }
.nav-toggle__icon::after { top: 11px; }

.nav-toggle__label { font-weight: 600; }

/* Layout */
.page {
  max-width: var(--content);
  margin: 0 auto;
  padding: 18px;
}

.hero {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  padding-top: 18px;
}

.card {
  background: color-mix(in srgb, var(--bg-elev) 86%, transparent);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.sidebar {
  position: sticky;
  top: calc(var(--topbar) + 18px);
  padding: 22px;
  overflow: hidden;
}

.avatar {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--bg);
}

.sidebar__title { margin-top: 16px; }
.sidebar__title h1 { margin: 0; font-size: 1.5rem; letter-spacing: -0.02em; }
.subtitle { margin: 6px 0 0 0; color: var(--muted); font-weight: 500; }

.email {
  margin: 14px 0 0 0;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.prevent-select { user-select: none; }
.email__at { opacity: 0.8; }

.social {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  color: var(--text);
}

.icon:hover {
  text-decoration: none;
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
  background: color-mix(in srgb, var(--accent) 12%, transparent);
}

.sidebar__meta {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  font-size: 0.85rem;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  background: color-mix(in srgb, var(--bg) 75%, transparent);
}

.sidebar__cta { margin-top: 18px; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--accent) 50%, var(--border));
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  color: var(--text);
  font-weight: 700;
}

.button:hover { text-decoration: none; background: color-mix(in srgb, var(--accent) 18%, transparent); }

.content { padding: 22px; }

.section { margin-top: 26px; }

.section-header h2 {
  margin: 0;
  padding-top: 6px;
  font-size: 1.6rem;
  letter-spacing: -0.02em;
}

.lede { margin: 10px 0 0 0; color: var(--muted); }

.muted { margin: 10px 0 0 0; color: var(--muted); }
.section-header + .card { margin-top: 14px; }

.prose p {
  margin: 0 0 14px 0;
  line-height: 1.65;
  color: color-mix(in srgb, var(--text) 92%, var(--muted));
}

.prose p:last-child { margin-bottom: 2px; }

.prose a { font-weight: 500; }

/* Publications */
.pubs {
  list-style: none;
  padding: 0;
  margin: 14px 0 0 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.pub {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--bg) 75%, transparent);
}

.pub__title { margin: 0; font-size: 1.06rem; letter-spacing: -0.01em; }
.pub__authors { margin: 6px 0 0 0; color: var(--muted); }
.pub__venue { margin: 6px 0 0 0; color: var(--muted); }
.pub__me { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 1px; }

.pub__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.pub__links a {
  color: var(--text);
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  padding: 7px 10px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
}

.pub__links a:hover {
  text-decoration: none;
  border-color: color-mix(in srgb, var(--accent) 55%, var(--border));
}

/* Timeline */
.timeline {
  list-style: none;
  padding: 0;
  margin: 14px 0 0 0;
  position: relative;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: color-mix(in srgb, var(--accent) 22%, var(--border));
  border-radius: 2px;
}

.timeline__item {
  position: relative;
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  padding: 10px 0 10px 0;
}

.timeline__dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--accent);
  margin-left: 6px;
  margin-top: 18px;
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--accent) 15%, transparent);
}

.timeline__text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.timeline__entry {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  column-gap: 10px;
  align-items: start;
}

.timeline__title {
  margin: 0;
  font-weight: 700;
}

.timeline__role,
.timeline__org {
  display: block;
}

.timeline__org {
  font-weight: 600;
  color: var(--muted);
}

.timeline__logo {
  width: 48px;
  height: 48px;
  flex: 0 0 48px;
  object-fit: contain;
  padding: 2px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-elev) 85%, transparent);
}
.timeline__meta { margin: 2px 0 0 0; color: var(--muted); }

/* Contact + footer */
.contact { padding: 18px; }
.contact__line { margin: 0 0 6px 0; color: var(--muted); line-height: 1.4; }

.footer {
  margin: 26px 0 40px;
  text-align: center;
  color: var(--faint);
}

/* Responsive */
@media (max-width: 920px) {
  .hero { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .sidebar { text-align: center; }
  .avatar {
    width: min(260px, 60%);
    margin: 0 auto;
  }
  .social { justify-content: center; }
  .sidebar__meta { justify-content: center; }
}

@media (max-width: 720px) {
  .avatar {
    width: min(220px, 70%);
    margin: 0 auto;
  }

  .nav-toggle { display: inline-flex; }
  .topnav {
    display: none;
    position: absolute;
    top: var(--topbar);
    left: 0;
    right: 0;
    margin: 0;
    padding: 12px 18px;
    background: color-mix(in srgb, var(--bg) 92%, transparent);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .topbar { position: sticky; }
  .topbar__inner { position: relative; }

  .topnav[data-open="true"] { display: flex; }

  .topnav a { width: 100%; }
}