:root {
  --bg: #eef3f8;
  --panel: #ffffff;
  --ink: #1f2d3d;
  --muted: #5f7288;
  --line: #dbe5ef;
  --accent: #2e6fa6;
  --accent-soft: #dbeaf8;
  --shadow: 0 18px 38px rgba(31, 45, 61, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: radial-gradient(circle at 12% 20%, #f8fbff 0, var(--bg) 40%, #e8eef6 100%);
  font-family: "Source Sans 3", sans-serif;
  line-height: 1.65;
}

h1,
h2,
h3 {
  margin: 0 0 0.7rem;
  color: #102337;
  font-family: "Merriweather", serif;
  line-height: 1.25;
}

h1 {
  font-size: clamp(1.75rem, 3.4vw, 2.65rem);
}

h2 {
  font-size: clamp(1.35rem, 2.2vw, 2rem);
}

p,
li {
  font-size: 1.03rem;
}

a {
  color: var(--accent);
}

.bg-orb {
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(2px);
  z-index: -1;
}

.orb-a {
  width: 260px;
  height: 260px;
  top: -50px;
  right: -40px;
  background: radial-gradient(circle at 30% 30%, #a7cbef, #d8e9f9 65%, transparent 70%);
}

.orb-b {
  width: 420px;
  height: 420px;
  left: -170px;
  bottom: -180px;
  background: radial-gradient(circle at 60% 60%, #cae1f6, #eff6fc 60%, transparent 75%);
}

.side-nav {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 230px;
  padding: 2rem 1rem 1.5rem;
  border-right: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(5px);
}

.name-block {
  margin: 0 0 1.8rem;
  padding: 0 0.6rem;
}

.name-top {
  margin: 0;
  font-size: 1.22rem;
  font-family: "Merriweather", serif;
  font-weight: 700;
}

.name-sub {
  margin: 0.3rem 0 0;
  font-size: 0.93rem;
  color: var(--muted);
}

.side-nav nav {
  display: grid;
  gap: 0.32rem;
}

.nav-link {
  display: block;
  padding: 0.55rem 0.75rem;
  border-radius: 0.55rem;
  color: #284660;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.nav-link:hover,
.nav-link.active {
  color: #13334f;
  background: var(--accent-soft);
  transform: translateX(2px);
}

.nav-toggle {
  display: none;
  position: fixed;
  top: 0.9rem;
  right: 0.95rem;
  z-index: 70;
  border: 1px solid var(--line);
  border-radius: 0.6rem;
  background: #ffffff;
  color: #1e3f5f;
  padding: 0.5rem 0.75rem;
  font-weight: 700;
  font-family: "Source Sans 3", sans-serif;
}

.content {
  margin-left: 230px;
  padding: 1.3rem 1.2rem 3rem;
  max-width: 1080px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 1rem;
  box-shadow: var(--shadow);
  margin: 1rem 0;
  padding: 1.2rem 1.3rem;
}

.hero {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 1.25rem;
  align-items: center;
}

.profile-image {
  width: 100%;
  border-radius: 0.85rem;
  border: 1px solid #c9d9e8;
}

.kicker {
  margin: 0 0 0.55rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #426484;
  font-size: 0.82rem;
  font-weight: 700;
}

.role {
  margin: 0.25rem 0;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1rem;
}

.cta-row a {
  text-decoration: none;
  font-weight: 700;
  background: #f2f8ff;
  border: 1px solid #cadef2;
  padding: 0.45rem 0.7rem;
  border-radius: 0.55rem;
}

.hero-note {
  margin-top: 0.9rem;
  color: var(--muted);
}

.hero-note a {
  font-weight: 700;
}

.news-list {
  list-style: none;
  padding: 0;
  margin: 0.3rem 0 0;
  display: grid;
  gap: 0.65rem;
}

.news-list li {
  border-left: 3px solid #a6c8e8;
  padding: 0.2rem 0 0.2rem 0.8rem;
}

.news-list span {
  display: inline-block;
  min-width: 3.6rem;
  color: #5f7f9f;
  font-weight: 700;
}

.two-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
}

.notice {
  margin-top: 0.9rem;
  padding: 0.75rem;
  border: 1px solid #d7e5f2;
  border-radius: 0.7rem;
  background: #f6faff;
}

.minor-note {
  margin-top: 0;
  color: var(--muted);
  font-size: 0.93rem;
}

.publication-list {
  margin: 0.35rem 0 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.9rem;
}

.publication-list li {
  border-bottom: 1px dashed #d7e4f0;
  padding-bottom: 0.9rem;
}

.publication-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 460ms ease, transform 460ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1020px) {
  .side-nav {
    transform: translateX(-105%);
    transition: transform 220ms ease;
    z-index: 60;
  }

  .side-nav.open {
    transform: translateX(0);
  }

  .nav-toggle {
    display: block;
  }

  .content {
    margin-left: 0;
    padding: 3.4rem 0.8rem 2.6rem;
  }
}

@media (max-width: 760px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .profile-image {
    max-width: 230px;
  }

  .two-col {
    grid-template-columns: 1fr;
  }
}