/* ========== CSS VARIABLES FROM THEME ========== */
:root {
  --color-primary: #007BBD;
  --color-secondary: #79C8E0;
  --color-accent: #F8B400;
  --color-background: #F5F9FC;
  --color-surface: #FFFFFF;
  --color-text-primary: #0D1B2A;
  --color-text-secondary: #4B5D73;
  --color-border: #DCE6F2;
  --color-success: #10B981;
  --gradient-primary: linear-gradient(135deg, #007BBD, #79C8E0);
  --font-family: 'Poppins', 'Inter', sans-serif;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
  --spacing-2xl: 64px;
  --border-radius: 12px;
  --border-radius-large: 16px;
  --shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-medium: 0 6px 20px rgba(0, 0, 0, 0.12);
  --shadow-large: 0 8px 30px rgba(0, 123, 189, 0.15);
}

/* ========== EVENTS LIST SECTION ========== */
.events-list-section {
  padding: var(--spacing-2xl) 0;
  background: var(--color-background);
}

/* ========== TAB NAVIGATION ========== */
.events-tabs {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-2xl);
  flex-wrap: wrap;
}

.tab-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 12px 24px;
  background: var(--color-surface);
  color: var(--color-text-secondary);
  font-size: 14px;
  font-family: var(--font-family);
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-soft);
}

.tab-button:hover {
  background: var(--color-background);
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

.tab-button.active {
  background: var(--gradient-primary);
  color: var(--color-surface);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-medium);
}

.tab-button svg {
  width: 20px;
  height: 20px;
}

/* ========== CATEGORY FILTERS ========== */
.category-filters {
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-xl);
}

.category-filter-dropdown {
  padding: 12px 40px 12px 16px;
  background: var(--color-surface);
  color: var(--color-text-secondary);
  font-size: 14px;
  
  font-family: var(--font-family);
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-soft);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%23007BBD' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 12px;
  min-width: 200px;
  max-width: 300px;
  width: 100%;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

.category-filter-dropdown:hover {
  background-color: var(--color-background);
  border-color: var(--color-primary);
  color: var(--color-primary);
  box-shadow: var(--shadow-medium);
}

.category-filter-dropdown:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 123, 189, 0.1);
}

.category-filter-dropdown option {
  padding: 8px;
  background: var(--color-surface);
  color: var(--color-text-primary);
  max-width: 10ch;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ========== TAB CONTENT ========== */
.events-tab-content {
  display: none;
  animation: fadeIn 0.4s ease;
}

.events-tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========== SECTION HEADER ========== */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-title {
  font-size: 32px;
  
  color: var(--color-primary);
  margin: 0 0 var(--spacing-sm) 0;
  font-family: var(--font-family);
  line-height: 1.3;
}

.title-underline {
  width: 60px;
  height: 4px;
  background: var(--color-accent);
  margin: 0 auto var(--spacing-md);
  border-radius: 2px;
}

.section-description {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 700px;
  margin: 0 auto;
  font-family: var(--font-family);
}

/* ========== EVENTS GRID ========== */
.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-md);
  justify-content: center;
}

.events-grid > * {
  max-width: 420px;
  width: 100%;
  margin-inline: auto;
}

/* ========== EVENT CARD ========== */
.event-card {
  background: var(--color-surface);
  border-radius: var(--border-radius-large);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 123, 189, 0.1);
  border: 1px solid var(--color-border);
  transition: all 0.3s ease;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
}

.event-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.event-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 123, 189, 0.2), 0 6px 16px rgba(0, 0, 0, 0.12);
  border-color: var(--color-primary);
}

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

.event-card.past {
  opacity: 0.9;
}

.event-card.past::before {
  background: var(--color-text-secondary);
}

/* ========== EVENT IMAGE ========== */
.event-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  position: relative;
}

.event-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.event-card:hover .event-image img {
  transform: scale(1.05);
}

/* ========== EVENT HEADER ========== */
.event-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  gap: var(--spacing-sm);
}

.event-badge {
  padding: 6px 14px;
  font-size: 11px;
  
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: 6px;
  font-family: var(--font-family);
}

.event-badge.upcoming {
  background: var(--color-success);
  color: var(--color-surface);
}

.event-badge.past {
  background: var(--color-text-secondary);
  color: var(--color-surface);
}

.event-date-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--color-background);
  color: var(--color-text-secondary);
  font-size: 12px;
  
  border-radius: 6px;
  font-family: var(--font-family);
}

.event-date-badge svg {
  width: 16px;
  height: 16px;
  color: var(--color-primary);
}

/* ========== EVENT CONTENT ========== */
.event-content {
  padding: 0 var(--spacing-md) var(--spacing-md) var(--spacing-md);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.event-category {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(0, 123, 189, 0.1);
  color: var(--color-primary);
  font-size: 11px;
  
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: 4px;
  font-family: var(--font-family);
  margin-bottom: var(--spacing-sm);
  width: fit-content;
  max-width: 16ch;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.event-title {
  font-size: 20px;
  
  color: var(--color-text-primary);
  margin: 0 0 var(--spacing-sm) 0;
  line-height: 1.4;
  font-family: var(--font-family);
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  min-width: 0;
  max-width: 100%;
  width: 100%;
  word-break: break-word;
}

.event-description {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0 0 var(--spacing-md) 0;
  flex: 1;
  font-family: var(--font-family);
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  text-overflow: ellipsis;
  min-width: 0;
  max-width: 100%;
  width: 100%;
  word-break: break-word;
}

/* ========== EVENT DETAILS ========== */
.event-details {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-sm);
  background: var(--color-background);
  border-radius: var(--border-radius);
}

.event-detail-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 13px;
  color: var(--color-text-secondary);
  font-family: var(--font-family);
  min-width: 0;
}

.event-detail-item .event-location {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  min-width: 0;
  max-width: 100%;
  width: 100%;
  word-break: break-word;
  flex: 1;
}

.event-detail-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-primary);
  flex-shrink: 0;
}

/* ========== EVENT BUTTON ========== */
.event-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 14px;
  
  font-family: var(--font-family);
  text-decoration: none;
  border-radius: var(--border-radius);
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  width: 100%;
  box-sizing: border-box;
}

.event-button.primary {
  background: var(--gradient-primary);
  color: var(--color-surface);
  box-shadow: var(--shadow-medium);
}

.event-button.primary:hover {
  background: var(--color-background);
  border: 1px solid var(--color-primary);
  box-shadow: var(--shadow-large);
  transform: translateY(-2px);
  color: var(--color-primary);
}

.event-button.secondary {
  background: var(--color-surface);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.event-button.secondary:hover {
  background: var(--color-primary);
  color: var(--color-surface);
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 768px) {
  .events-list-section {
    padding: var(--spacing-xl) 0;
  }

  .events-tabs {
    margin-bottom: var(--spacing-xl);
  }

  .tab-button {
    padding: 10px 20px;
    font-size: 13px;
  }

  .section-title {
    font-size: 28px;
  }

  .events-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .event-card {
    border-radius: var(--border-radius);
  }

  .event-content {
    padding: 0 var(--spacing-sm) var(--spacing-sm) var(--spacing-sm);
  }

  .event-header {
    padding: var(--spacing-sm);
    padding-bottom: var(--spacing-xs, 8px);
  }

  .event-title {
    font-size: 18px;
  }

  .event-image {
    height: 180px;
  }

  .category-filters {
    margin-bottom: var(--spacing-lg);
  }

  .category-filter-dropdown {
    padding: 10px 36px 10px 14px;
    font-size: 13px;
    min-width: 180px;
    max-width: 100%;
    background-position: right 12px center;
  }
}

/* ========== NO EVENTS MESSAGE ========== */
.no-events,
.no-events-message {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--spacing-2xl);
  color: var(--color-text-secondary);
  font-family: var(--font-family);
}

.no-events p,
.no-events-message p {
  font-size: 16px;
  margin: 0;
}

@media (max-width: 480px) {
  .events-tabs {
    flex-direction: column;
    width: 100%;
  }

  .tab-button {
    width: 100%;
  }

  .section-title {
    font-size: 24px;
  }
}