/* Charlene Houchins academic website
   Simple static site for Cloudflare Pages.
   Edit colors/fonts here if desired.
*/

:root {
  --bg: #faf9f7;
  --paper: #ffffff;
  --text: #222222;
  --muted: #5f5f5f;
  --accent: #5b1f2e;
  --accent-light: #f1e8eb;
  --border: #ddd7d2;
  --max-width: 920px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 18px;
  line-height: 1.6;
}

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

a:hover,
a:focus {
  text-decoration: underline;
}

header {
  border-bottom: 1px solid var(--border);
  background: var(--paper);
}

.site-header {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.25rem 1.25rem;
}

.site-title {
  margin: 0;
  font-size: clamp(2rem, 6vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: 0.02em;
}

.site-subtitle {
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
}

nav a {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text);
}

nav a[aria-current="page"] {
  color: var(--accent);
  font-weight: bold;
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}

.card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.4rem;
  margin-bottom: 1.25rem;
}

h1, h2, h3 {
  line-height: 1.25;
}

h1 {
  margin-top: 0;
  font-size: 2rem;
}

h2 {
  margin-top: 2rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.25rem;
  color: var(--accent);
}

h3 {
  margin-bottom: 0.25rem;
}

ul {
  padding-left: 1.25rem;
}

.meta {
  color: var(--muted);
  font-size: 0.98rem;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.button {
  display: inline-block;
  background: var(--accent);
  color: #ffffff;
  border-radius: 999px;
  padding: 0.55rem 0.9rem;
  font-size: 0.95rem;
}

.button.secondary {
  background: var(--accent-light);
  color: var(--accent);
}

.list-clean {
  list-style: none;
  padding-left: 0;
}

.list-clean li {
  margin-bottom: 1rem;
}

.talk-title,
.paper-title {
  font-weight: bold;
}

footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  background: var(--paper);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.25rem;
  font-size: 0.9rem;
}

@media (max-width: 620px) {
  body {
    font-size: 16px;
  }

  .site-header {
    padding-top: 1.5rem;
  }

  nav {
    gap: 0.5rem 0.8rem;
  }
}