@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap');

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #fafafa;
  --text: #1a1a1a;
  --text-light: #666;
  --accent: #2d5a27;
  --accent-light: #4a7c42;
  --border: #e5e5e5;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}

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

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 2rem;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  position: sticky;
  top: 0;
  background: rgba(250, 250, 250, 0.9);
  backdrop-filter: blur(10px);
  z-index: 100;
}

nav .logo {
  font-weight: 500;
  font-size: 1.1rem;
  color: var(--text);
}

nav .logo:hover {
  color: var(--text);
}

nav ul {
  display: flex;
  gap: 2rem;
  list-style: none;
}

nav a {
  color: var(--text-light);
  font-size: 0.9rem;
  font-weight: 400;
}

nav a:hover,
nav a.active {
  color: var(--accent);
}

.hero {
  padding: 6rem 0 4rem;
  text-align: center;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.hero .tagline {
  font-size: 1.25rem;
  color: var(--text-light);
  font-weight: 300;
}

.hero .subtitle {
  font-size: 1rem;
  color: var(--text-light);
  margin-top: 1rem;
}

section {
  padding: 4rem 0;
}

section h2 {
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}

.page-header {
  padding: 6rem 0 3rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.page-header h1 {
  font-size: 2.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.about-content {
  max-width: 700px;
  margin: 0 auto;
}

.about-content img {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 1.5rem;
}

.about-content h1 {
  font-size: 1.75rem;
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.about-content .title {
  color: var(--text-light);
  margin-bottom: 2rem;
}

.about-content p {
  margin-bottom: 1.25rem;
  font-size: 1.05rem;
  color: var(--text-light);
}

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  transition: box-shadow 0.2s;
}

.card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.card h3 {
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.card p {
  color: var(--text-light);
  font-size: 0.95rem;
}

.card .link {
  font-size: 0.9rem;
  margin-top: 0.5rem;
}

.pub-list {
  list-style: none;
}

.pub-list li {
  margin-bottom: 1.5rem;
}

.pub-list .title {
  font-weight: 500;
  font-size: 1rem;
}

.pub-list .venue {
  color: var(--text-light);
  font-size: 0.9rem;
}

.pub-list .links a {
  font-size: 0.85rem;
  margin-right: 1rem;
}

footer {
  padding: 3rem 0;
  text-align: center;
  border-top: 1px solid var(--border);
  margin-top: 4rem;
}

footer p {
  color: var(--text-light);
  font-size: 0.85rem;
}

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

footer .email {
  margin-bottom: 0.5rem;
}

.hero-links {
  margin-top: 2rem;
  display: flex;
  gap: 1.5rem;
  justify-content: center;
}

.hero-links a {
  font-size: 0.95rem;
}

@media (max-width: 640px) {
  nav {
    padding: 1rem;
  }

  nav ul {
    gap: 1rem;
  }

  .hero {
    padding: 4rem 0 3rem;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .page-header h1 {
    font-size: 1.75rem;
  }
}