:root {
  --bg: #f5f7fb;
  --panel: #ffffff;
  --panel-alt: #eef3ff;
  --text: #1d2433;
  --muted: #58657a;
  --primary: #355cdd;
  --primary-soft: rgba(53, 92, 221, 0.1);
  --border: #e9edf5;
  --shadow: 0 12px 30px rgba(23, 32, 59, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  background: linear-gradient(160deg, #f5f7fb 0%, #edf4ff 100%);
  color: var(--text);
}

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

.page {
  width: min(900px, calc(100% - 32px));
  margin: 48px auto;
  display: grid;
  gap: 22px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 28px 30px;
}

.hero {
  background: linear-gradient(135deg, #ffffff 0%, #eef4ff 100%);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--primary);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
}

h1 {
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1.08;
}

.affiliation {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  font-weight: 600;
}

.intro {
  margin: 18px 0 0;
  font-size: 1.12rem;
  color: var(--text);
  line-height: 1.7;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.tag {
  background: var(--primary-soft);
  color: var(--primary);
  border: 1px solid rgba(53, 92, 221, 0.15);
  border-radius: 999px;
  padding: 9px 14px;
  font-size: 0.9rem;
  font-weight: 600;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

h2 {
  margin: 0 0 14px;
  font-size: 1.2rem;
}

p,
li,
a {
  font-size: 1rem;
  line-height: 1.7;
}

ul {
  margin: 0;
  padding-left: 18px;
}

.contact-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.contact a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
}

.contact a:hover {
  text-decoration: underline;
}

@media (max-width: 700px) {
  .page {
    margin: 28px auto;
  }

  .card {
    padding: 22px 20px;
    border-radius: 18px;
  }

  .info-grid {
    grid-template-columns: 1fr;
  }
}