/* ===== CSS Variables ===== */
:root {
  /* Colors */
  --primary-green: #2d5016;
  --primary-green-dark: #1f3910;
  --primary-green-light: #3d6b1f;
  --accent-orange: #ff6b35;
  --accent-blue: #4ecdc4;
  --text-dark: #2c3e50;
  --text-light: #ffffff;
  --text-muted: #6c757d;

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;

  /* Border radius */
  --border-radius: 0.75rem;
  --border-radius-lg: 1.25rem;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.2);

  /* Transitions */
  --transition-speed: 0.3s;
  --transition-smooth: cubic-bezier(0.175, 0.885, 0.32, 1.275);

  /* Font sizes */
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
}

/* ===== Global Reset and Base Styles ===== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family:
    -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue',
    Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  overflow-x: hidden;
  scroll-behavior: smooth;
}

html {
  scroll-behavior: smooth;
}

/* ===== Buttons ===== */
.btn {
  transition: all var(--transition-speed) var(--transition-smooth);
  font-weight: 600;
  border-radius: var(--border-radius);
  padding: 0.75rem 1.5rem;
  border: none;
  position: relative;
  overflow: hidden;
  min-width: 180px;
  cursor: pointer;
  user-select: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition:
    width 0.6s,
    height 0.6s;
  pointer-events: none;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.btn:active {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-primary {
  background: linear-gradient(
    135deg,
    var(--primary-green) 0%,
    var(--primary-green-light) 100%
  );
  box-shadow: var(--shadow-sm);
  color: white;
}

.btn-primary:hover {
  background: linear-gradient(
    135deg,
    var(--primary-green-dark) 0%,
    var(--primary-green) 100%
  );
}

.btn-secondary {
  background: #e9ecef;
  color: var(--text-dark);
}

.btn-secondary:hover {
  background: #dee2e6;
  color: var(--text-dark);
}

.btn-outline-primary {
  border: 2px solid var(--primary-green);
  color: var(--primary-green);
  background: transparent;
}

.btn-outline-primary:hover {
  background: var(--primary-green);
  color: white;
  border-color: var(--primary-green);
}

@media (max-width: 576px) {
  .btn {
    min-width: auto;
  }
}

/* ===== Cards ===== */
.card {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: all var(--transition-speed) var(--transition-smooth);
  box-shadow: var(--shadow-sm);
  border: none;
  background: white;
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-green), var(--accent-blue));
  transform: scaleX(0);
  transition: transform var(--transition-speed) ease;
  z-index: 1;
}

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

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.card-img-top {
  height: 220px;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.card:hover .card-img-top {
  transform: scale(1.1);
}

.card-img-overlay {
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(0, 0, 0, 0.7) 100%
  );
  opacity: 0;
  transition: opacity var(--transition-speed) ease;
}

.card:hover .card-img-overlay {
  opacity: 1;
}

.card-body {
  padding: 1.5rem;
}

.card-title {
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-dark);
  font-size: 1.25rem;
}

.card-text {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.card-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--primary-green);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 2rem;
  font-size: 0.75rem;
  font-weight: 600;
  z-index: 10;
  box-shadow: var(--shadow-md);
}

/* ===== Maps ===== */
#cluster-map,
#map {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  border: 3px solid white;
  transition: all var(--transition-speed) ease;
}

#cluster-map {
  width: 100%;
  height: 500px;
  margin-bottom: 2rem;
}

#cluster-map:hover,
#map:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-2px);
}

#map {
  width: 100%;
  height: 350px;
}

/* Mapbox popup customization */
.mapboxgl-popup-content {
  padding: 1.25rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  font-family:
    -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue',
    Arial, sans-serif;
  border-top: 3px solid var(--primary-green);
}

.mapboxgl-popup-content h3 {
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
  color: var(--primary-green);
  font-weight: 700;
}

.mapboxgl-popup-close-button {
  font-size: 1.5rem;
  padding: 0.5rem;
  transition: all 0.2s ease;
  color: var(--text-muted);
}

.mapboxgl-popup-close-button:hover {
  color: var(--primary-green);
  transform: scale(1.1);
}

/* ===== Forms ===== */
.form-control,
.form-select,
textarea.form-control {
  border-radius: var(--border-radius);
  border: 2px solid #e9ecef;
  padding: 0.75rem 1rem;
  transition: all var(--transition-speed) ease;
  font-size: 1rem;
}

.form-control:focus,
.form-select:focus,
textarea.form-control:focus {
  border-color: var(--primary-green);
  box-shadow: 0 0 0 0.25rem rgba(45, 80, 22, 0.1);
  outline: none;
  transform: translateY(-2px);
}

.form-label {
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
  font-size: 0.95rem;
}

.form-text {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.invalid-feedback {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.875rem;
  color: #dc3545;
}

.valid-feedback {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.875rem;
  color: #28a745;
}

.custom-file-input:focus ~ .custom-file-label {
  border-color: var(--primary-green);
  box-shadow: 0 0 0 0.25rem rgba(45, 80, 22, 0.1);
}

/* ===== Layout ===== */
main {
  min-height: calc(100vh - 120px);
  padding: var(--spacing-xl) 0;
}

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

/* Page header */
.page-header {
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 2px solid #e9ecef;
}

.page-header h1 {
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: var(--spacing-sm);
  font-size: var(--font-size-xl);
}

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

/* ===== Alerts ===== */
.alert {
  border-radius: var(--border-radius);
  border: none;
  padding: 1rem 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
  animation: slideDown 0.4s ease-out;
}

.alert-success {
  background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
  color: #155724;
}

.alert-danger {
  background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
  color: #721c24;
}

.alert-warning {
  background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
  color: #856404;
}

.alert-info {
  background: linear-gradient(135deg, #d1ecf1 0%, #bee5eb 100%);
  color: #0c5460;
}

/* ===== Badges ===== */
.badge {
  padding: 0.4rem 0.8rem;
  border-radius: 2rem;
  font-weight: 600;
  font-size: 0.85rem;
}

.badge-primary {
  background: var(--primary-green);
}

/* ===== Utilities ===== */
.text-shadow-none {
  text-shadow: none !important;
}

.bg-blur {
  backdrop-filter: blur(10px);
  background-color: rgba(255, 255, 255, 0.95);
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary-green), var(--accent-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== Animations ===== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInFromLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease-out;
}

.slide-in-left {
  animation: slideInFromLeft 0.6s ease-out;
}

.pulse {
  animation: pulse 2s infinite;
}

/* Stagger animation for cards */
.card-grid .card:nth-child(1) {
  animation-delay: 0.1s;
}
.card-grid .card:nth-child(2) {
  animation-delay: 0.2s;
}
.card-grid .card:nth-child(3) {
  animation-delay: 0.3s;
}
.card-grid .card:nth-child(4) {
  animation-delay: 0.4s;
}
.card-grid .card:nth-child(5) {
  animation-delay: 0.5s;
}
.card-grid .card:nth-child(6) {
  animation-delay: 0.6s;
}

/* ===== Loading States ===== */
.loading {
  position: relative;
  pointer-events: none;
  opacity: 0.6;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 30px;
  height: 30px;
  border: 3px solid rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  border-top-color: var(--primary-green);
  animation: spin 0.8s linear infinite;
  transform: translate(-50%, -50%);
}

@keyframes spin {
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
  #cluster-map {
    height: 350px;
  }

  #map {
    height: 280px;
  }

  .card-img-top {
    height: 180px;
  }

  main {
    padding: var(--spacing-lg) 0;
  }

  .btn {
    font-size: var(--font-size-sm);
    padding: 0.625rem 1.25rem;
  }

  .page-header h1 {
    font-size: 2rem;
  }
}

@media (max-width: 576px) {
  #cluster-map {
    height: 300px;
  }

  #map {
    height: 250px;
  }

  .card-img-top {
    height: 160px;
  }

  .card-body {
    padding: 1rem;
  }

  main {
    padding: var(--spacing-md) 0;
  }

  .page-header h1 {
    font-size: 1.75rem;
  }
}

/* ===== Accessibility ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

a:focus-visible,
button:focus-visible,
.btn:focus-visible,
.form-control:focus-visible,
.form-select:focus-visible {
  outline: 3px solid var(--primary-green);
  outline-offset: 3px;
}

/* Skip to main content link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary-green);
  color: white;
  padding: 12px 24px;
  text-decoration: none;
  z-index: 1000;
  border-radius: 0 0 var(--border-radius) 0;
  font-weight: 600;
  transition: top 0.3s ease;
}

.skip-link:focus {
  top: 0;
}

/* ===== Print Styles ===== */
@media print {
  .navbar,
  footer,
  .btn {
    display: none;
  }

  body {
    color: black;
    background: white;
  }

  .card {
    box-shadow: none;
    border: 1px solid #ddd;
  }
}

/* ===== Text Color Utilities ===== */
.text-primary {
  color: var(--primary-green) !important;
}

.text-primary-dark {
  color: var(--primary-green-dark) !important;
}

.text-primary-light {
  color: var(--primary-green-light) !important;
}

.text-accent-orange {
  color: var(--accent-orange) !important;
}

.text-accent-blue {
  color: var(--accent-blue) !important;
}

.text-dark {
  color: var(--text-dark) !important;
}

.text-light {
  color: var(--text-light) !important;
}

.text-muted {
  color: var(--text-muted) !important;
}

/* ===== Background Color Utilities ===== */
.bg-primary {
  background-color: var(--primary-green) !important;
  color: var(--text-light) !important;
}

.bg-primary-dark {
  background-color: var(--primary-green-dark) !important;
  color: var(--text-light) !important;
}

.bg-primary-light {
  background-color: var(--primary-green-light) !important;
  color: var(--text-light) !important;
}

.bg-accent-orange {
  background-color: var(--accent-orange) !important;
  color: var(--text-light) !important;
}

.bg-accent-blue {
  background-color: var(--accent-blue) !important;
  color: var(--text-light) !important;
}

.bg-dark {
  background-color: var(--text-dark) !important;
  color: var(--text-light) !important;
}

.bg-light {
  background-color: var(--text-light) !important;
  color: var(--text-dark) !important;
}

.bg-muted {
  background-color: var(--text-muted) !important;
  color: var(--text-light) !important;
}