/* Construction Banner */
.construction-banner {
  background: linear-gradient(135deg, #fff3cd 0%, #ffeeba 100%);
  border: 1px solid #ffc107;
  border-left: 4px solid #ffc107;
  border-radius: 6px;
  padding: 10px 20px;
  margin-bottom: 32px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.construction-banner i {
  font-size: 28px;
  color: #856404;
  margin-top: 2px;
}
.construction-banner h4 {
  margin: 0;
  color: #856404;
  font-size: 17px;
  font-weight: 600;
}
.construction-banner p {
  margin: 0;
  color: #664d03;
  font-size: 14px;
}

/* Resource Cards */
.resource-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 16px;
}
.resource-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid #dbe7f0;
  border-radius: 8px;
  padding: 20px;
  text-decoration: none !important;
  color: inherit !important;
  transition: border-color 0.2s ease;
}
.resource-card:hover {
  border-color: var(--primary-color);
}
.resource-card .rc-icon {
  font-size: 28px;
  color: var(--primary-color);
  margin-bottom: 12px;
}
.resource-card h4 {
  margin: 0 0 8px 0;
  font-size: 17px;
  font-weight: 600;
  color: #1a1a2e;
}
.resource-card p {
  margin: 0;
  font-size: 14px;
  color: #666;
  flex: 1;
}
.resource-card .rc-url {
  margin-top: 10px;
  font-size: 13px;
  color: var(--primary-color);
  word-break: break-all;
}

/* YouTube Section */
.youtube-wrapper {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
  border: 1px solid #dbe7f0;
}
.youtube-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Domain Grid */
.domain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}
.domain-card {
  background: #fff;
  border: 1px solid #dbe7f0;
  border-radius: 8px;
  padding: 20px;
}
.domain-card .domain-icon {
  font-size: 32px;
  color: var(--primary-color);
  margin-bottom: 12px;
}
.domain-card h4 {
  margin: 0 0 8px 0;
  font-size: 17px;
  font-weight: 600;
  color: #1a1a2e;
}
.domain-card p {
  margin: 0;
  font-size: 14px;
  color: #555;
  line-height: 1.5;
}

/* Subsection Titles */
.subsection-title {
  font-size: 20px;
  font-weight: 600;
  color: #1a1a2e;
  margin: 0 0 16px 0;
}

/* Domain Card Accent */
.domain-card {
  border-top: 3px solid var(--primary-color);
}

/* Testimonials */
.testimonials-intro {
  margin-bottom: 24px;
  color: #444;
}
.testimonial-item {
  border: 1px solid #dbe7f0;
  border-radius: 8px;
  margin-bottom: 12px;
  background: #fff;
  overflow: hidden;
}
.testimonial-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  cursor: pointer;
  user-select: none;
  background: #f8fafe;
  border-bottom: 1px solid transparent;
  transition: background 0.2s ease;
}
.testimonial-header:hover {
  background: #eef4fa;
}
.testimonial-header .th-left {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  font-size: 16px;
  color: #1a1a2e;
}
.testimonial-header .th-left i {
  color: var(--primary-color);
  font-size: 18px;
}
.testimonial-header .th-chevron {
  font-size: 14px;
  color: #888;
  transition: transform 0.3s ease;
}
.testimonial-item.open .testimonial-header {
  border-bottom-color: #dbe7f0;
}
.testimonial-item.open .th-chevron {
  transform: rotate(180deg);
}
.testimonial-body {
  max-height: 0;
  overflow: hidden;
  transition:
    max-height 0.4s ease,
    padding 0.3s ease;
  padding: 0 20px;
}
.testimonial-item.open .testimonial-body {
  max-height: 500px;
  padding: 16px 20px 20px;
}
.testimonial-quote {
  font-style: italic;
  color: #333;
  line-height: 1.7;
  font-size: 15px;
  margin: 0 0 12px 0;
  padding-left: 16px;
  border-left: 3px solid var(--primary-color);
}
.testimonial-author {
  font-size: 13px;
  color: #666;
  font-style: normal;
}
.testimonial-author strong {
  color: #333;
}

.section-divider {
  border: none;
  border-top: 1px solid #dbe7f0;
  margin: 8px 0 24px;
}

@media (max-width: 767px) {
  .resource-cards {
    grid-template-columns: 1fr;
  }
  .domain-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 480px) {
  .domain-grid {
    grid-template-columns: 1fr;
  }
}