/* TAC Challenge Page Styles */

/* Typography matching ROV page style with engineering touches */
.fs-3.fw-bold {
  color: #e6f7ff;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.lead {
  color: #44B8FF !important;
  font-size: 1.35rem;
  line-height: 1.6;
  font-weight: 300;
  font-style: italic;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
}

.text-light {
  color: rgba(230, 247, 255, 0.9) !important;
  line-height: 1.7;
}

/* Hero section styling */
.callout.about-modern {
  background: linear-gradient(135deg, rgba(0, 47, 71, 0.4) 0%, rgba(0, 16, 26, 0.6) 100%);
  padding: 80px 0 60px 0;
}

@media (max-width: 768px) {
  .callout.about-modern {
    padding: 60px 0 40px 0;
  }
}

.about-visual {
  background: linear-gradient(90deg, rgba(0, 47, 71, 0.6) 0%, rgba(0, 16, 26, 0.5) 50%, rgba(0, 47, 71, 0.6) 100%);
  border-radius: 12px;
  overflow: hidden;
}

/* Card styling with ocean theme */
.card {
  background: linear-gradient(135deg, rgba(0, 47, 71, 0.8) 0%, rgba(0, 95, 153, 0.6) 100%);
  border: 1px solid rgba(68, 184, 255, 0.3);
  color: #e6f7ff;
  transition: all 0.3s ease;
}

.card:hover {
  border-color: rgba(68, 184, 255, 0.6);
  box-shadow: 0 4px 20px rgba(68, 184, 255, 0.2);
  transform: translateY(-2px);
}

.card-title {
  color: #44B8FF;
}

.card-text {
  color: rgba(230, 247, 255, 0.9);
}

/* SVG icons in cards */
.card svg {
  color: #44B8FF;
}

/* Sponsor/info cards */
.sponsor-logo-card {
  background: rgba(0, 47, 71, 0.6);
  border: 1px solid rgba(68, 184, 255, 0.2);
  border-radius: 8px;
  transition: all 0.3s ease;
}

.sponsor-logo-card:hover {
  background: rgba(0, 47, 71, 0.8);
  border-color: rgba(68, 184, 255, 0.4);
}

/* Badge styling */
.badge {
  font-weight: 500;
  padding: 0.5em 0.8em;
}

.badge.bg-success {
  background-color: rgba(0, 153, 102, 0.8) !important;
}

.badge.bg-warning {
  background-color: rgba(255, 193, 7, 0.9) !important;
}

/* Section backgrounds */
section.bg-dark.bg-opacity-25 {
  background: rgba(0, 16, 26, 0.4) !important;
}

/* Ensure proper text contrast */
.text-white-50 {
  color: rgba(230, 247, 255, 0.6) !important;
}

/* Button styling */
.btn-outline-primary {
  border-color: #44B8FF;
  color: #44B8FF;
}

.btn-outline-primary:hover {
  background-color: #44B8FF;
  color: #002f47;
}