/* ===== AI-AgriBench Website Styles ===== */

/* CSS Custom Properties (Variables) */
:root {
  --color-primary: #2E7D32;
  --color-accent: #FFB300;
  --color-bg: #FFFFFF;
  --color-bg-soft: #F5F7FA;
  --color-text: #1F2937;
  --color-text-muted: #6B7280;
  --color-border: #E5E7EB;
  --color-border-light: #F3F4F6;
  --color-shadow: rgba(0, 0, 0, 0.1);
  --color-shadow-hover: rgba(0, 0, 0, 0.15);
}

/* Dark Theme Variables */
[data-theme="dark"] {
  --color-bg: #111827;
  --color-bg-soft: #1F2937;
  --color-text: #F9FAFB;
  --color-text-muted: #D1D5DB;
  --color-border: #374151;
  --color-border-light: #4B5563;
  --color-shadow: rgba(0, 0, 0, 0.3);
  --color-shadow-hover: rgba(0, 0, 0, 0.4);
}

/* ===== BASE STYLES ===== */

* {
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  margin: 0;
  padding: 0;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* ===== THEME TOGGLE ===== */

.theme-toggle-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1000;
}

.theme-toggle {
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: 50%;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px var(--color-shadow);
}

.theme-toggle:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px var(--color-shadow-hover);
  transform: translateY(-2px);
}

.theme-toggle svg {
  color: var(--color-text);
  transition: color 0.3s ease;
}

/* ===== HERO SECTION ===== */

.hero-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1B5E20 50%, #0D4A12 100%);
  color: white;
  padding: 60px 20px 15px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}
.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.2) 100%);
  pointer-events: none;
}
.hero-content {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero-logo {
  height: 120px;
  width: auto;
  margin-bottom: 24px;
  filter: brightness(0) invert(1);
  transition: transform 0.3s ease;
}

.hero-logo:hover {
  transform: scale(1.05);
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  margin: 0 0 16px 0;
  letter-spacing: -0.02em;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-subtitle {
  font-size: 1.25rem;
  margin: 0 0 32px 0;
  opacity: 0.95;
  font-weight: 400;
  line-height: 1.5;
}

/* ===== HERO PARTNER LOGOS ===== */

.hero-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  margin: 32px 0;
  flex-wrap: wrap;
}

.hero-logos a {
  display: inline-block;
  text-decoration: none;
  transition: transform 0.3s ease;
}

.hero-logos a:hover {
  transform: scale(1.05);
}

.partner-logo {
  height: 50px;
  width: auto;
  opacity: 0.9;
  transition: opacity 0.3s ease;
  filter: brightness(0) invert(1);
}

.partner-logo:hover {
  opacity: 1;
}

/* ===== HERO ACTIONS ===== */

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin: 32px 0;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  cursor: pointer;
  min-width: 140px;
}

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

.btn-hero-primary:hover {
  background: var(--color-bg-soft);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-hero-secondary {
  background: transparent;
  color: white;
  border-color: white;
}

.btn-hero-secondary:hover {
  background: white;
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* ===== HERO RESOURCE LINKS ===== */

.hero-resource-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin: 40px 0 0 0;
  flex-wrap: wrap;
}

.resource-link {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s ease;
  padding: 8px 12px;
  border-radius: 6px;
  transition: all 0.3s ease;
}

.resource-link:hover {
  color: white;
  background: rgba(255, 255, 255, 0.1);
}

.resource-icon {
  font-size: 1.1rem;
}

.resource-text {
  font-weight: 500;
}

/* ===== MAIN CONTENT ===== */

#main-content {
  padding: 15px 0;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  margin-bottom: 80px;
}

.section h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin: 0 0 32px 0;
  color: var(--color-text);
  text-align: center;
}

.section h2 {
  font-size: 2rem;
  font-weight: 600;
  margin: 48px 0 24px 0;
  color: var(--color-text);
}

.section h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 32px 0 16px 0;
  color: var(--color-text);
}

.section h4 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 24px 0 12px 0;
  color: var(--color-text);
}

.section p {
  margin: 0 0 16px 0;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.section ul, .section ol {
  margin: 0 0 16px 0;
  padding-left: 24px;
  color: var(--color-text-muted);
}

.section li {
  margin: 0 0 8px 0;
  line-height: 1.6;
}

/* ===== STATS SECTION ===== */

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin: 48px 0;
}

.stat-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 32px 24px;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px var(--color-shadow);
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px var(--color-shadow-hover);
  border-color: var(--color-primary);
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.stat-label {
  font-size: 1rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* ===== CARD GRID ===== */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin: 32px 0;
}

.card-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.institutions-acknowledgments-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin: 48px 0;
  align-items: start;
}

.institutions-column,
.acknowledgments-column {
  display: flex;
  flex-direction: column;
}

.institutions-column h2,
.acknowledgments-column h2 {
  margin: 0 0 24px 0;
  text-align: left;
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--color-text);
}

.institutions-cards-vertical {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.acknowledgments-column .card {
  height: 100%;
}

.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 24px;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px var(--color-shadow);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--color-shadow-hover);
  border-color: var(--color-primary);
}

.card h3 {
  margin: 0 0 16px 0;
  color: var(--color-text);
  font-size: 1.25rem;
  font-weight: 600;
}

.card h4 {
  margin: 0 0 12px 0;
  color: var(--color-text);
  font-size: 1.1rem;
  font-weight: 600;
}

.card p {
  margin: 0 0 12px 0;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.text-muted {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-style: italic;
}

/* ===== METHOD CALLOUT ===== */

.method-callout {
  background: var(--color-bg-soft);
  border: 2px solid var(--color-primary);
  border-radius: 12px;
  padding: 24px;
  margin: 32px 0;
  text-align: center;
}

.method-callout h3 {
  margin: 0 0 12px 0;
  color: var(--color-primary);
  font-size: 1.5rem;
}

.method-callout p {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
}

/* ===== SCHEMA BOX ===== */

.schema-box {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 20px;
  margin: 20px 0;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--color-text);
  overflow-x: auto;
  white-space: pre;
}

/* ===== TABLE STYLES ===== */

/* ===== STATISTICS TABLES ===== */

.table-container {
  overflow-x: auto;
  margin: 24px 0;
  border-radius: 8px;
  border: 1px solid var(--color-border);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-bg);
}

table caption {
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--color-text);
  margin-bottom: 16px;
  text-align: left;
}

table th {
  background: var(--color-bg-soft);
  color: var(--color-text);
  font-weight: 600;
  padding: 16px 12px;
  text-align: left;
  border-bottom: 2px solid var(--color-border);
  position: sticky;
  top: 0;
}

table td {
  padding: 12px;
  border-bottom: 1px solid var(--color-border-light);
  color: var(--color-text-muted);
}

table tr:hover {
  background: var(--color-bg-soft);
}

table a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
}

table a:hover {
  text-decoration: underline;
}

.stats-table {
  font-size: 0.95rem;
}

.stats-table th {
  background: var(--color-bg-soft);
  color: var(--color-text);
  font-weight: 600;
  padding: 16px 12px;
  text-align: left;
  border-bottom: 2px solid var(--color-border);
}

.stats-table td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--color-border-light);
  color: var(--color-text);
  vertical-align: top;
}

.stats-table td strong {
  color: var(--color-primary);
  font-weight: 600;
}

.stats-table td em {
  color: var(--color-text-muted);
  font-style: italic;
}

.stats-table tr:hover {
  background: var(--color-bg-soft);
  transition: background 0.2s ease;
}

.stats-table tr:last-child td {
  border-bottom: none;
}

/* Leaderboard table specific styling */
.leaderboard-table th.text-right,
.leaderboard-table td.text-right {
  text-align: right;
}

.leaderboard-table td.text-right {
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}

.leaderboard-table td.text-right {
  color: var(--color-text-muted);
}

.leaderboard-table td.text-right strong {
  color: var(--color-text);
}

/* Responsive table styling */
@media (max-width: 768px) {
  .table-container {
    margin: 16px 0;
    border-radius: 6px;
  }
  
  .stats-table {
    font-size: 0.85rem;
  }
  
  .stats-table th,
  .stats-table td {
    padding: 10px 8px;
  }
  
  .leaderboard-table th.text-right,
  .leaderboard-table td.text-right {
    text-align: right;
  }
}

/* ===== SEARCH BOX ===== */

.search-box {
  margin: 24px 0;
}

.search-box input {
  width: 100%;
  max-width: 400px;
  padding: 12px 16px;
  border: 2px solid var(--color-border);
  border-radius: 8px;
  font-size: 1rem;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.3s ease;
}

.search-box input:focus {
  outline: none;
  border-color: var(--color-primary);
}

/* ===== FORM STYLES ===== */

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--color-text);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--color-border);
  border-radius: 8px;
  font-size: 1rem;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.3s ease;
  font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.qualtrics-form-container {
  margin: 24px 0;
  width: 100%;
  overflow: hidden;
}

.qualtrics-form-container iframe {
  width: 100%;
  min-height: 600px;
  border: none;
  border-radius: 8px;
  background: var(--color-bg);
}

/* ===== CONTACT SECTION ===== */

.contact-card {
  max-width: 900px;
  margin: 0 auto;
}

.contact-intro {
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 16px;
  color: var(--color-text);
}

.contact-form-text {
  font-size: 1rem;
  margin-bottom: 32px;
  color: var(--color-text);
}

.contact-button-container {
  text-align: center;
  margin: 32px 0;
}

.email-contacts-section {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 2px solid var(--color-border);
}

.email-contacts-heading {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0 0 24px 0;
  color: var(--color-text);
}

.email-contacts-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.email-contact-item {
  padding: 20px;
  background: var(--color-bg-soft);
  border-radius: 8px;
  border: 1px solid var(--color-border);
  transition: all 0.3s ease;
}

.email-contact-item:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.email-contact-header {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 8px;
}

.email-contact-label {
  font-size: 1.1rem;
  color: var(--color-text);
  display: block;
}

.email-link {
  font-size: 1.1rem;
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.email-link:hover {
  color: #1B5E20;
  text-decoration: underline;
}

.email-contact-description {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}

/* ===== FAQ ACCORDION ===== */

.faq-container {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 16px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--color-bg);
  transition: all 0.3s ease;
}

.faq-item:hover {
  border-color: var(--color-primary);
  box-shadow: 0 2px 8px var(--color-shadow);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: var(--color-bg);
  border: none;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  transition: all 0.3s ease;
  font-family: inherit;
}

.faq-question:hover {
  background: var(--color-bg-soft);
  color: var(--color-primary);
}

.faq-question span:first-child {
  flex: 1;
  padding-right: 16px;
}

.faq-icon {
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--color-primary);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-question[aria-expanded="true"] .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  background: var(--color-bg-soft);
}

.faq-item.active .faq-answer {
  max-height: 1000px;
  padding: 0 24px 20px 24px;
}

.faq-answer p {
  margin: 0;
  padding-top: 16px;
  line-height: 1.7;
  color: var(--color-text);
}

.faq-answer a {
  color: var(--color-primary);
  text-decoration: none;
}

.faq-answer a:hover {
  text-decoration: underline;
}

/* ===== COLLAPSIBLE DETAIL SECTIONS ===== */

.detail-section {
  margin-bottom: 24px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--color-bg);
  transition: all 0.3s ease;
}

.detail-section:hover {
  border-color: var(--color-primary);
  box-shadow: 0 2px 8px var(--color-shadow);
}

.detail-section-header {
  width: 100%;
  padding: 20px 24px;
  background: var(--color-bg);
  border: none;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text);
  transition: all 0.3s ease;
  font-family: inherit;
}

.detail-section-header:hover {
  background: var(--color-bg-soft);
  color: var(--color-primary);
}

.detail-section-header h1,
.detail-section-header h2 {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
  color: inherit;
  flex: 1;
  padding-right: 16px;
}

.detail-section-icon {
  font-size: 1.2rem;
  font-weight: 300;
  color: var(--color-primary);
  transition: transform 0.3s ease;
  flex-shrink: 0;
  display: inline-block;
}

.detail-section-header[aria-expanded="true"] .detail-section-icon {
  transform: rotate(90deg);
}

.detail-section-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease, padding 0.3s ease;
  background: var(--color-bg);
  padding: 0;
}

.detail-section.active .detail-section-content {
  max-height: 10000px;
  padding: 0 24px 24px 24px;
}

.detail-section-content > *:first-child {
  margin-top: 24px;
}

.detail-section-content > *:last-child {
  margin-bottom: 0;
}

/* Ensure nested detail sections work properly */
.detail-section-content .detail-section {
  margin-top: 24px;
}

.detail-section-content .detail-section .detail-section-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease, padding 0.3s ease;
  background: var(--color-bg);
  padding: 0;
}

.detail-section-content .detail-section.active .detail-section-content {
  max-height: 10000px;
  padding: 0 24px 24px 24px;
}

/* ===== PROMPT CAROUSEL ===== */

.prompt-carousel {
  max-width: 1000px;
  margin: 32px auto;
  overflow: hidden;
}

.prompt-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--color-border);
}

.prompt-header h3 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text);
  flex: 1;
}

.prompt-nav {
  display: flex;
  align-items: center;
  gap: 16px;
}

.prompt-arrow {
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: 6px;
  width: 36px;
  height: 36px;
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  font-weight: bold;
}

.prompt-arrow:hover {
  background: #1B5E20;
  transform: scale(1.05);
}

.prompt-arrow:active {
  transform: scale(0.95);
}

#prompt-counter {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-weight: 500;
  min-width: 50px;
  text-align: center;
}

.prompt-body {
  width: 100%;
  overflow: hidden;
}

.prompt-box {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 24px;
  margin: 0;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Courier New', monospace;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-text);
  overflow-x: auto;
  white-space: pre-wrap;
  word-wrap: break-word;
  max-height: 600px;
  overflow-y: auto;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
}

.prompt-box strong {
  font-weight: 700;
  color: var(--color-primary);
}

.prompt-box em {
  font-style: italic;
  color: var(--color-text-muted);
}

.prompt-box code {
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Courier New', monospace;
  background: rgba(0, 0, 0, 0.05);
  padding: 2px 4px;
  border-radius: 3px;
  font-size: 0.9em;
  white-space: pre;
  display: block;
  overflow-x: auto;
}

.prompt-box code[style*="display: block"] {
  margin: 8px 0;
  padding: 12px;
  background: rgba(0, 0, 0, 0.03);
  border-left: 3px solid var(--color-primary);
  border-radius: 4px;
  white-space: pre;
  overflow-x: auto;
}

.prompt-box::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

.prompt-box::-webkit-scrollbar-track {
  background: var(--color-bg);
  border-radius: 4px;
}

.prompt-box::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}

.prompt-box::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}

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

.btn-primary:hover {
  background: #1B5E20;
  border-color: #1B5E20;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--color-shadow-hover);
}

.btn-primary:disabled {
  background: var(--color-text-muted);
  border-color: var(--color-text-muted);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* ===== FOOTER ===== */

.footer {
  background: var(--color-bg-soft);
  border-top: 1px solid var(--color-border);
  padding: 48px 0 24px;
  margin-top: 80px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 32px;
  margin-bottom: 32px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.footer-links a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--color-primary);
}

/* ===== RESPONSIVE DESIGN ===== */

@media (max-width: 768px) {
.hero-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1B5E20 50%, #0D4A12 100%);
  color: white;
  padding: 60px 20px 15px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  .hero-logo {
    height: 90px;
  }
  
  .hero-logos {
    gap: 24px;
    margin: 24px 0;
  }
  
  .partner-logo {
    height: 40px;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 280px;
  }
  
  .hero-resource-links {
    gap: 16px;
    flex-wrap: wrap;
  }
  
  .resource-link {
    font-size: 0.85rem;
  }
  
  .section h1 {
    font-size: 2rem;
  }
  
  .section h2 {
    font-size: 1.75rem;
  }
  
  .stats {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
  }
  
  .stat-card {
    padding: 24px 16px;
  }
  
  .stat-number {
    font-size: 2rem;
  }
  
  .card-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .card-grid-4 {
    grid-template-columns: 1fr;
  }
  
  .institutions-acknowledgments-wrapper {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  
  .card {
    padding: 20px;
  }
  
  .contact-intro {
    font-size: 1rem;
  }
  
  .email-contact-header {
    flex-direction: column;
    gap: 6px;
  }
  
  .email-contact-item {
    padding: 16px;
  }
  
  .prompt-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  
  .prompt-header h3 {
    font-size: 1.25rem;
  }
  
  .prompt-nav {
    width: 100%;
    justify-content: space-between;
  }
  
  .prompt-box {
    font-size: 0.85rem;
    padding: 16px;
    max-height: 500px;
  }
  
  .theme-toggle-container {
    top: 16px;
    right: 16px;
  }
  
  .theme-toggle {
    width: 44px;
    height: 44px;
  }
}

@media (max-width: 480px) {
.hero-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1B5E20 50%, #0D4A12 100%);
  color: white;
  padding: 60px 20px 15px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .hero-logo {
    height: 70px;
  }
  
  .hero-logos {
    gap: 16px;
    margin: 20px 0;
  }
  
  .partner-logo {
    height: 35px;
  }
  
  .hero-resource-links {
    gap: 12px;
  }
  
  .resource-link {
    font-size: 0.8rem;
    padding: 6px 10px;
  }
  
  .section h1 {
    font-size: 1.75rem;
  }
  
  .section h2 {
    font-size: 1.5rem;
  }
  
  .stats {
    grid-template-columns: 1fr;
  }
  
  .stat-card {
    padding: 20px 16px;
  }
  
  .stat-number {
    font-size: 1.75rem;
  }
  
  .container {
    padding: 0 16px;
  }
  
  .theme-toggle-container {
    top: 12px;
    right: 12px;
  }
  
  .theme-toggle {
    width: 40px;
    height: 40px;
  }
}

/* ===== ACCESSIBILITY ===== */

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus styles for keyboard navigation */
.btn:focus,
.theme-toggle:focus,
input:focus,
textarea:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --color-border: #000000;
    --color-text-muted: #000000;
  }
  
  [data-theme="dark"] {
    --color-border: #FFFFFF;
    --color-text-muted: #FFFFFF;
  }
}

/* ===== STATS SECTION ===== */

.stats-section {
  background: var(--color-bg-soft);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 60px 0;
  margin: 0;
}

.stats-section .stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
  margin: 0;
}

.stats-section .stat-card {
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: 16px;
  padding: 40px 24px;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px var(--color-shadow);
  position: relative;
  overflow: hidden;
}


.stats-section .stat-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px var(--color-shadow-hover);
  border-color: var(--color-primary);
}

.stats-section .stat-number {
  display: block;
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 12px;
  line-height: 1;
}

.stats-section .stat-label {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Dark theme adjustments for stats section */
[data-theme="dark"] .stats-section {
  background: #1a1a1a;
  border-color: #333;
}

[data-theme="dark"] .stats-section .stat-card {
  background: #2a2a2a;
  border-color: #444;
}

/* Responsive stats section */
@media (max-width: 768px) {
  .stats-section {
    padding: 40px 0;
  }
  
  .stats-section .stats {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
  }
  
  .stats-section .stat-card {
    padding: 32px 20px;
  }
  
  .stats-section .stat-number {
    font-size: 2.5rem;
  }
  
  .stats-section .stat-label {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .stats-section {
    padding: 32px 0;
  }
  
  .stats-section .stats {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .stats-section .stat-card {
    padding: 28px 16px;
  }
  
  .stats-section .stat-number {
    font-size: 2.2rem;
  }
  
  .stats-section .stat-label {
    font-size: 0.95rem;
  }
}