:root {
  /* Color Palette */
  --primary-color: #6366f1;
  --secondary-color: #4f46e5;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --warning-color: #f59e0b;
  --dark: #1f2937;
  --text-primary: #111827;
  --text-secondary: #6b7280;
  --light: #f3f4f6;
  --white: #ffffff;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  
  /* Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-full: 50%;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  
}

/* ==========================================
   HEADER
========================================== */
.header {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  padding: var(--spacing-lg) 0;
  text-align: center;
  color: var(--white);
  box-shadow: var(--shadow-md);
}
.header .container{
  text-align: center;
  margin-left: 10%;
}
.header h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
  
}

.header p {
  font-size: 1.1rem;
  opacity: 0.9;
}

/* ==========================================
   MAIN CONTENT
========================================== */
.main-content {
  padding: var(--spacing-xl) 0;
}

/* ==========================================
   SEARCH & FILTER SECTION
========================================== */
.search-section {
  background: var(--white);
  padding: var(--spacing-sm);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.search-bar {
  margin-bottom: var(--spacing-md);
}

.search-bar input {
  width: 100%;
  padding: 1rem 1.5rem;
  border: 2px solid var(--light);
  border-radius: var(--radius-md);
  font-size: 1rem;
  transition: var(--transition-normal);
  font-family: inherit;
}

.search-bar input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.filter-controls {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  align-items: center;
}

.filter-buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  flex: 1;
}

.filter-btn {
  padding: 0.75rem 1.5rem;
  border: 2px solid var(--light);
  background: var(--white);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 500;
  transition: var(--transition-normal);
  font-family: inherit;
  font-size: 0.95rem;
}

.filter-btn:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
  transform: translateY(-2px);
}

.filter-btn.active {
  background: var(--primary-color);
  color: var(--white);
  border-color: var(--primary-color);
}

#sortBy {
  padding: 0.75rem 1.5rem;
  border: 2px solid var(--light);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-family: inherit;
  cursor: pointer;
  background: var(--white);
  transition: var(--transition-normal);
}

#sortBy:focus {
  outline: none;
  border-color: var(--primary-color);
}

.btn-secondary {
  padding: 0.75rem 1.5rem;
  background: var(--text-secondary);
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 500;
  transition: var(--transition-normal);
  font-family: inherit;
  font-size: 0.95rem;
}

.btn-secondary:hover {
  background: var(--text-primary);
  transform: translateY(-2px);
}

/* ==========================================
   STATS SECTION
========================================== */
.stats-section {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.stat-card {
  background: var(--white);
  padding: var(--spacing-sm);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  text-align: center;
  transition: var(--transition-normal);
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.stat-card h3 {
  font-size: 2.5rem;
  color: var(--primary-color);
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.stat-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ==========================================
   LOADING & ERROR STATES
========================================== */
.loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  color: var(--white);
}

.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top-color: var(--white);
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
  margin-bottom: var(--spacing-md);
}

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

.loading p {
  font-size: 1.1rem;
  font-weight: 500;
}

.error-message {
  background: rgba(239, 68, 68, 0.1);
  border: 2px solid var(--danger-color);
  color: var(--danger-color);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  text-align: center;
  backdrop-filter: blur(10px);
}

.error-message p {
  font-size: 1.1rem;
  font-weight: 500;
}

/* ==========================================
   SOCIETIES GRID
========================================== */
.societies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.society-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  transition: var(--transition-normal);
  position: relative;
  display: flex;
  flex-direction: column;
}

.society-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.society-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
  transition: left var(--transition-slow);
  z-index: 1;
}

.society-card:hover::before {
  left: 100%;
}

.society-card-header {
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: var(--white);
  position: relative;
  z-index: 2;
}

.society-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
  display: inline-block;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.society-card-header h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xs);
  font-weight: 700;
}

.society-card-header .objective {
  font-size: 0.95rem;
  opacity: 0.9;
  line-height: 1.5;
}

.society-card-body {
  padding: var(--spacing-lg);
  flex: 1;
}

.society-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.info-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.info-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}

.info-item a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition-fast);
}

.info-item a:hover {
  text-decoration: underline;
  color: var(--secondary-color);
}

.info-item strong {
  color: var(--text-primary);
}

.society-card-footer {
  padding: var(--spacing-md) var(--spacing-lg);
  border-top: 1px solid var(--light);
}

.view-details-btn {
  width: 100%;
  padding: 0.75rem;
  background: var(--primary-color);
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-normal);
  font-family: inherit;
  font-size: 0.95rem;
}

.view-details-btn:hover {
  background: var(--secondary-color);
  transform: scale(1.02);
}

/* ==========================================
   EMPTY STATE
========================================== */
.empty-state {
  text-align: center;
  padding: var(--spacing-xl);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  color: var(--text-secondary);
}

.empty-state h3 {
  font-size: 1.5rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.empty-state p {
  font-size: 1.1rem;
}

/* ==========================================
   PAGINATION
========================================== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.btn-page {
  padding: 0.75rem 1.5rem;
  background: var(--primary-color);
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 500;
  transition: var(--transition-normal);
  font-family: inherit;
  font-size: 0.95rem;
}

.btn-page:hover:not(:disabled) {
  background: var(--secondary-color);
  transform: translateY(-2px);
}

.btn-page:disabled {
  background: var(--light);
  color: var(--text-secondary);
  cursor: not-allowed;
  opacity: 0.6;
}

#pageInfo {
  font-weight: 500;
  color: var(--text-primary);
  font-size: 0.95rem;
}

/* ==========================================
   MODAL
========================================== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
}

.modal.active {
  display: flex;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  animation: fadeIn var(--transition-normal);
}

.modal-container {
  position: relative;
  background: var(--white);
  border-radius: var(--radius-lg);
  max-width: 800px;
  width: 100%;
  max-height: 90vh;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  animation: slideUp var(--transition-normal);
  z-index: 1001;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.9);
  border: none;
  border-radius: var(--radius-full);
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-normal);
  z-index: 10;
  color: var(--text-primary);
}

.modal-close:hover {
  background: var(--danger-color);
  color: var(--white);
  transform: rotate(90deg);
}

.modal-content {
  max-height: 90vh;
  overflow-y: auto;
  padding: var(--spacing-xl);
}

/* Custom Scrollbar */
.modal-content::-webkit-scrollbar {
  width: 8px;
}

.modal-content::-webkit-scrollbar-track {
  background: var(--light);
  border-radius: 10px;
}

.modal-content::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 10px;
}

.modal-content::-webkit-scrollbar-thumb:hover {
  background: var(--secondary-color);
}

.modal-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 2px solid var(--light);
}

.modal-header .icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
  animation: float 3s ease-in-out infinite;
}

.modal-header h2 {
  font-size: 2rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  font-weight: 700;
}

.modal-header p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.modal-body {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.detail-section {
  background: var(--light);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
}

.detail-section h3 {
  font-size: 1.3rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.detail-item {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--white);
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-sm);
  transition: var(--transition-normal);
}

.detail-item:last-child {
  margin-bottom: 0;
}

.detail-item:hover {
  transform: translateX(5px);
  box-shadow: var(--shadow-sm);
}

.detail-item .icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.detail-item .content {
  flex: 1;
}

.detail-item .label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.25rem;
}

.detail-item .value {
  font-size: 1rem;
  color: var(--text-primary);
  font-weight: 500;
  word-break: break-word;
}

.detail-item .value a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition-fast);
}

.detail-item .value a:hover {
  text-decoration: underline;
  color: var(--secondary-color);
}

/* Action Buttons */
.action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition-normal);
  font-size: 0.95rem;
  border: 2px solid transparent;
  font-family: inherit;
  cursor: pointer;
}

.action-btn.primary {
  background: var(--primary-color);
  color: var(--white);
}

.action-btn.primary:hover {
  background: var(--secondary-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.action-btn.secondary {
  background: var(--success-color);
  color: var(--white);
}

.action-btn.secondary:hover {
  background: #059669;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.action-btn.tertiary {
  background: var(--white);
  color: var(--primary-color);
  border-color: var(--primary-color);
}

.action-btn.tertiary:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: translateY(-2px);
}

/* ==========================================
   FOOTER
========================================== */
.footer {
  background: rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(10px);
  color: var(--white);
  text-align: center;
  padding: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.footer p {
  font-size: 0.95rem;
  opacity: 0.9;
}

/* ==========================================
   RESPONSIVE DESIGN
========================================== */
@media (max-width: 768px) {
  .header h1 {
    font-size: 2rem;
  }
  
  .header p {
    font-size: 1rem;
  }
  
  .search-section {
    padding: var(--spacing-md);
  }
  
  .filter-controls {
    flex-direction: column;
  }
  
  .filter-buttons {
    width: 100%;
  }
  
  .filter-btn {
    flex: 1;
    min-width: 120px;
  }
  
  #sortBy,
  .btn-secondary {
    width: 100%;
  }
  
  .societies-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .stat-card h3 {
    font-size: 2rem;
  }
  
  .modal-container {
    max-width: 95%;
    margin: var(--spacing-sm);
  }
  
  .modal-content {
    padding: var(--spacing-md);
  }
  
  .modal-header .icon {
    font-size: 3rem;
  }
  
  .modal-header h2 {
    font-size: 1.5rem;
  }
  
  .detail-section {
    padding: var(--spacing-md);
  }
  
  .detail-section h3 {
    font-size: 1.1rem;
  }
  
  .action-btn {
    width: 100%;
    justify-content: center;
    padding: 0.75rem 1.25rem;
  }
  
  .society-card-header h3 {
    font-size: 1.3rem;
  }
  
  .society-icon {
    font-size: 2.5rem;
  }
}

@media (max-width: 480px) {
  .header h1 {
    font-size: 1.75rem;
  }
  
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .main-content {
    padding: var(--spacing-lg) 0;
  }
  
  .stat-card {
    padding: var(--spacing-md);
  }
  
  .pagination {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .btn-page {
    width: 100%;
  }
}

/* ==========================================
   UTILITY CLASSES
========================================== */
.text-center {
  text-align: center;
}

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }

.hidden {
  display: none !important;
}

.fade-in {
  animation: fadeIn var(--transition-normal);
}

.slide-up {
  animation: slideUp var(--transition-normal);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  padding: 1rem 2rem;
  background-color: #111;
  color: var(--text-light);
}

.logo {
  font-size: 1.8rem;
  font-weight: bold;
  color: var(--text-light);
}

.nav-links {
  display: flex;
  flex-wrap: nowrap;
  gap: 10px;
  justify-content: center;
  flex-direction: row; /* Always horizontal */
}

.nav-links a {
  background: #eee;
  padding: 6px 12px;
  border-radius: 12px;
  font-size: 14px;
  color: #111;
  white-space: nowrap;
}

.nav-links a.active {
  background:linear-gradient(to right, #000000, #0b2255); /* highlight background */
  color: #fff; /* highlight text */
}

.nav-links a:hover {
  background-color: var(--hover-gray);
}