/* Custom CSS for Event Schedule */

:root {
  --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --success-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --warning-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
  --danger-gradient: linear-gradient(135deg, #DB2639 0%, #DC7621 100%);
  --info-gradient: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
  --dark-gradient: linear-gradient(135deg, #d299c2 0%, #fef9d7 100%);
}

.main-container {
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  min-height: 100vh;
}

.gradient-text {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.custom-tabs .nav-link {
  border-radius: 50px;
  padding: 15px 30px;
  font-weight: 600;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  margin: 0 5px;
}

.custom-tabs .nav-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.custom-tabs .nav-link.active {
  background: var(--danger-gradient);
  color: white;
  border-color: transparent;
}

.custom-tabs .nav-link:focus {
  outline: none;
}

.event-card {
  background: white;
  border-radius: 20px;
  padding: 25px;
  margin-bottom: 20px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  cursor: pointer;
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.event-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.event-time {
  font-size: 1.1rem;
  font-weight: 700;
  color: #333;
  margin-bottom: 5px;
}

.event-duration {
  font-size: 0.9rem;
  color: #666;
  margin-bottom: 15px;
}

.event-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: #2c3e50;
  margin-bottom: 10px;
  line-height: 1.3;
}

.event-speaker {
  display: flex;
  align-items: center;
  margin-bottom: 15px;
}

.speaker-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  margin-right: 12px;
  object-fit: cover;
  border: 2px solid #e9ecef;
}

.speaker-info h6 {
  margin: 0;
  font-weight: 600;
  color: #2c3e50;
}

.speaker-info small {
  color: #6c757d;
}

.event-description {
  color: #666;
  margin-bottom: 20px;
  line-height: 1.5;
}

.event-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
}

.event-details {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.event-detail-item {
  display: flex;
  align-items: center;
  gap: 5px;
  color: #6c757d;
  font-size: 0.9rem;
}

.category-badge {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 25px;
  font-size: 0.8rem;
  font-weight: 600;
  color: white;
  margin-bottom: 15px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.category-keynote {
  background: var(--secondary-gradient);
}
.category-tech {
  background: var(--success-gradient);
}
.category-panel {
  background: var(--warning-gradient);
}
.category-workshop {
  background: var(--danger-gradient);
}
.category-startup {
  background: var(--primary-gradient);
}
.category-sustainability {
  background: var(--info-gradient);
}
.category-break {
  background: var(--dark-gradient);
}

.stat-card {
  background: white;
  border-radius: 15px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.stat-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 5px;
}

.stat-label {
  color: #6c757d;
  font-size: 0.9rem;
  font-weight: 500;
}

.text-purple {
  color: #6f42c1 !important;
}

.btn-calendar {
  background: var(--primary-gradient);
  border: none;
  border-radius: 25px;
  padding: 8px 20px;
  color: white;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-calendar:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
  .custom-tabs .nav-link {
    padding: 12px 20px;
    font-size: 0.9rem;
    margin: 0 2px;
  }

  .event-card {
    padding: 20px;
  }

  .event-title {
    font-size: 1.1rem;
  }

  .event-meta {
    flex-direction: column;
    align-items: flex-start;
  }

  .event-details {
    gap: 15px;
  }
}

/* Animation Classes */
.animate-fade-in {
  animation: fadeIn 0.6s ease-in-out;
}

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

.animate-slide-up {
  animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}