:root {
  --primary: #1e3a5f;
  --primary-dark: #152d47;
  --secondary: #4a7ba7;
  --accent: #7ba7d6;
  --success: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;
  --background: #f8fafc;
  --surface: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --shadow: rgba(30, 58, 95, 0.1);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

.container {
  max-width: 680px;
  margin: 0 auto;
  padding: 40px 20px;
}

/* Header */
.header {
  text-align: center;
  margin-bottom: 50px;
  animation: fadeInDown 0.6s ease-out;
}

.logo {
  width: 100px;
  height: 100px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  box-shadow: 0 10px 40px rgba(102, 126, 234, 0.3);
  animation: pulse 2s ease-in-out infinite;
}

.header h1 {
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 10px;
}

.header p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* Department Grid */
.departments-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.department-card {
  background: white;
  backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 30px;
  text-decoration: none;
  color: var(--text);
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  animation: fadeInUp 0.6s ease-out;
}

.department-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.department-card:hover::before {
  transform: scaleX(1);
}

.department-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--primary);
  box-shadow: 0 20px 60px rgba(102, 126, 234, 0.2);
}

.department-icon {
  font-size: 3rem;
  margin-bottom: 15px;
  display: block;
}

.department-card h3 {
  font-size: 1.5rem;
  margin-bottom: 8px;
  font-weight: 600;
}

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

/* Link Cards */
.links-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
  animation: fadeInUp 0.6s ease-out;
}

.link-card {
  background: white;
  backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px 24px;
  text-decoration: none;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 16px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.link-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--primary), var(--accent));
  transform: scaleY(0);
  transition: transform 0.3s ease;
}

.link-card:hover::before {
  transform: scaleY(1);
}

.link-card:hover {
  transform: translateX(8px);
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--primary);
  box-shadow: 0 10px 40px rgba(102, 126, 234, 0.2);
}

.link-icon {
  font-size: 2rem;
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border-radius: 12px;
}

.link-content {
  flex: 1;
}

/* Icon Brand Colors */
.fa-google {
  color: #4285F4;
}

.fa-yelp {
  color: #FF1A1A;
}

.fa-facebook {
  color: #1877F2;
}

.fa-star {
  color: #FFA500;
}

.fa-thumbs-up {
  color: #4CAF50;
}

.link-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.link-card .link-url {
  font-size: 0.85rem;
  color: var(--text-muted);
  word-break: break-all;
}

.link-arrow {
  font-size: 1.5rem;
  color: var(--primary);
  transition: transform 0.3s ease;
}

.link-card:hover .link-arrow {
  transform: translateX(5px);
}

/* Back Button */
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text);
  text-decoration: none;
  transition: all 0.3s ease;
  margin-bottom: 30px;
  font-weight: 500;
}

.back-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--primary);
  transform: translateX(-5px);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  animation: fadeIn 0.6s ease-out;
}

.empty-state-icon {
  font-size: 5rem;
  margin-bottom: 20px;
  opacity: 0.5;
}

.empty-state h2 {
  font-size: 1.8rem;
  margin-bottom: 10px;
  color: var(--text-muted);
}

.empty-state p {
  color: var(--text-muted);
  font-size: 1rem;
}

/* Footer */
.footer {
  text-align: center;
  margin-top: 60px;
  padding: 30px 20px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Loading State */
.loading {
  text-align: center;
  padding: 100px 20px;
}

.spinner {
  width: 50px;
  height: 50px;
  margin: 0 auto 20px;
  border: 4px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {

  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.05);
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Responsive */
@media (max-width: 768px) {
  .header h1 {
    font-size: 2rem;
  }

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

  .link-card {
    padding: 16px 20px;
  }

  .link-icon {
    width: 45px;
    height: 45px;
    font-size: 1.5rem;
  }
}