:root {
  --purple: #4b2c5e;
  --grey: #4f4f4f;
  --platinum: #e5e4e2;
  --light-grey: #f5f5f7;
  --accent: #b497bd;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Roboto', Arial, sans-serif;
  color: #1f1f1f;
  background: #ffffff;
  line-height: 1.6;
}

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

a:hover,
 a:focus {
  color: #2f1c3b;
}

header {
  background: var(--purple);
  color: #ffffff;
}

.top-bar {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo .emblem {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--platinum);
  display: grid;
  place-items: center;
  font-size: 1.3rem;
  color: var(--purple);
  font-weight: 700;
}

.logo-text h1 {
  margin: 0;
  font-size: 1.4rem;
  letter-spacing: 0.02em;
}

.logo-text p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--platinum);
}

.nav-toggle {
  display: none;
  background: none;
  border: 2px solid var(--platinum);
  color: #fff;
  padding: 0.35rem 0.5rem;
  border-radius: 4px;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1rem;
  margin: 0;
  padding: 0;
}

nav a {
  color: #f4f4f4;
  font-weight: 500;
  padding: 0.5rem 0.75rem;
  border-radius: 4px;
}

nav a:hover,
nav a:focus {
  background: rgba(255, 255, 255, 0.1);
}

nav a.active {
  background: var(--platinum);
  color: var(--purple);
  font-weight: 700;
}

.hero {
  background: linear-gradient(135deg, rgba(75, 44, 94, 0.9), rgba(79, 79, 79, 0.9)), url('../img/campus-front.jpg') center/cover no-repeat;
  color: #fff;
  padding: 5rem 1.5rem;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
}

.hero-content {
  max-width: 720px;
}

.hero h2 {
  margin-top: 0;
  font-size: 2.4rem;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.25rem;
  background: var(--platinum);
  color: var(--purple);
  border-radius: 4px;
  font-weight: 700;
  border: 2px solid var(--platinum);
  transition: transform 0.1s ease, box-shadow 0.1s ease;
}

.btn:hover,
.btn:focus {
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.section {
  padding: 3rem 1.5rem;
  background: #fff;
}

.section.alt {
  background: var(--light-grey);
}

.section h2 {
  color: var(--purple);
  margin-top: 0;
  margin-bottom: 1rem;
}

.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1rem;
}

.card {
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 1.25rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

.card h3 {
  margin-top: 0;
  color: var(--grey);
}

.card p {
  margin-bottom: 0;
}

.table-wrap {
  overflow-x: auto;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 340px;
}

table th,
table td {
  padding: 0.75rem;
  border: 1px solid #e0e0e0;
  text-align: left;
}

table th {
  background: var(--platinum);
  color: var(--purple);
}

footer {
  background: var(--grey);
  color: #f4f4f4;
  padding: 2rem 1.5rem;
}

footer .footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}

footer h3 {
  margin-top: 0;
}

.footer-links a {
  display: inline-block;
  margin-right: 0.75rem;
  color: #f4f4f4;
}

.footer-links a:hover,
.footer-links a:focus {
  color: var(--platinum);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

form input,
form textarea,
form select {
  width: 100%;
  padding: 0.75rem;
  border-radius: 4px;
  border: 1px solid #ccc;
  font-family: inherit;
}

form textarea {
  min-height: 140px;
}

.two-column {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.highlight {
  border-left: 4px solid var(--purple);
  padding-left: 1rem;
}

.list-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
}

.badge {
  display: inline-block;
  background: var(--accent);
  color: var(--purple);
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  font-weight: 600;
}

.map-placeholder {
  background: #d8d8d8;
  height: 240px;
  display: grid;
  place-items: center;
  color: #333;
  border-radius: 8px;
}

.alert {
  padding: 1rem;
  border-radius: 6px;
  background: var(--platinum);
  color: var(--purple);
  border: 1px solid #ddd;
}

@media (max-width: 900px) {
  nav ul {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--purple);
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem;
    gap: 0.5rem;
    min-width: 220px;
    display: none;
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.2);
  }

  nav ul.open {
    display: flex;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: #fff;
  }
}

@media (max-width: 600px) {
  .hero h2 {
    font-size: 2rem;
  }

  .top-bar {
    flex-wrap: wrap;
  }
}