:root {
  --color-bg: #fdf6f9;
  --color-surface: #ffffff;
  --color-text: #2a1420;
  --color-muted: #7a6470;
  --color-accent: #b30753;
  --color-accent-dark: #8a0540;
  --color-border: #f2dce8;
  --max-width: 960px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Georgia", "Iowan Old Style", serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

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

header.site-header {
  background: var(--color-accent);
  border-bottom: 1px solid var(--color-accent-dark);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: #ffffff;
}

.brand img {
  height: 44px;
  width: auto;
  display: block;
}

.brand-name {
  font-size: 1.15rem;
  font-weight: bold;
  letter-spacing: 0.02em;
}

nav.site-nav {
  display: flex;
  gap: 1.5rem;
}

nav.site-nav a {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
  padding-bottom: 0.2rem;
  border-bottom: 2px solid transparent;
}

nav.site-nav a:hover,
nav.site-nav a.active {
  color: #ffffff;
  border-bottom-color: #ffffff;
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 1.5rem 4rem;
}

.btn {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  padding: 0.7rem 1.5rem;
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.95rem;
}

.btn:hover {
  background: var(--color-accent-dark);
}

.hero {
  background:
    linear-gradient(rgba(40, 4, 20, 0.45), rgba(40, 4, 20, 0.45)),
    url("assets/undergrad-students-hero.jpg") center 30%/cover no-repeat;
  padding: 8rem 1.5rem;
  min-height: 70vh;
  display: flex;
  align-items: center;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  text-align: center;
}

.hero h1 {
  color: #ffffff;
  font-size: 2.75rem;
  margin: 0 0 1.75rem;
}

.btn-hero {
  background: #ffffff;
  color: var(--color-accent-dark);
  font-weight: bold;
}

.btn-hero:hover {
  background: var(--color-bg);
}

.intro-block {
  background: var(--color-accent);
  padding: 4rem 1.5rem;
  text-align: center;
}

.intro-inner {
  max-width: 42rem;
  margin: 0 auto;
}

.intro-block p {
  color: #ffffff;
  font-size: 1.35rem;
  line-height: 1.6;
  margin: 0 0 2rem;
}

.btn-alt {
  background: #ffffff;
  color: var(--color-accent-dark);
  font-weight: bold;
}

.btn-alt:hover {
  background: var(--color-bg);
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 2rem;
  margin-bottom: 1.5rem;
}

h1, h2, h3 {
  font-weight: normal;
  color: var(--color-accent-dark);
}

.section-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.org-list {
  margin: 0;
  padding-left: 1.25rem;
}

.org-list li {
  margin-bottom: 0.4rem;
}

form.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  max-width: 32rem;
}

form.contact-form label {
  font-size: 0.9rem;
  color: var(--color-muted);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

form.contact-form input,
form.contact-form textarea {
  font-family: inherit;
  font-size: 1rem;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-bg);
  color: var(--color-text);
}

form.contact-form textarea {
  min-height: 140px;
  resize: vertical;
}

.contact-details {
  margin-top: 2rem;
  color: var(--color-muted);
}

footer.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 1.5rem;
  text-align: center;
  color: var(--color-muted);
  font-size: 0.85rem;
}