/* ==========================================================================
   DermLite DL5 Plus - Hypervisual Feature Blocks & Cinema Showcase
   ========================================================================== */

.feature-section {
  position: relative;
  padding: 80px 0;
  overflow: hidden;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
}

.feature-grid.reverse {
  direction: rtl;
}

.feature-grid.reverse > * {
  direction: ltr;
}

.feature-media {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.feature-media img {
  width: 100%;
  max-width: 540px;
  height: auto;
  border-radius: var(--radius-md);
  transition: transform var(--transition-smooth);
}

.feature-media:hover img {
  transform: scale(1.02);
}

.feature-content {
  max-width: 520px;
}

.feature-eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--brand-gold);
  margin-bottom: 12px;
}

.feature-title {
  font-size: clamp(1.8rem, 2.8vw, 2.6rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.feature-description {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-dark-secondary);
  margin-bottom: 28px;
}

.feature-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--brand-gold);
  border-bottom: 2px solid var(--brand-gold);
  padding-bottom: 2px;
  transition: all var(--transition-fast);
}

.feature-link:hover {
  color: var(--brand-gold-hover);
  border-color: var(--brand-gold-hover);
  gap: 12px;
}

/* Workflow Steps Badge Bar */
.workflow-steps {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.workflow-pill {
  background: #ffffff;
  border: 1.5px solid var(--border-light);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-dark);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: var(--shadow-sm);
}

.workflow-pill.active {
  background: var(--text-dark);
  color: #ffffff;
  border-color: var(--text-dark);
}

/* Dark Cinema Mode Block */
.section-dark-cinema {
  background-color: #000000;
  color: #ffffff;
  padding: 100px 0;
  position: relative;
}

.section-dark-cinema::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 30%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(124, 77, 255, 0.15) 0%, rgba(0, 0, 0, 0) 70%);
  pointer-events: none;
}

.section-dark-cinema .feature-title {
  color: #ffffff;
}

.section-dark-cinema .feature-description {
  color: var(--text-light-secondary);
}

.video-container-card {
  position: relative;
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: #0d0f12;
}

.video-container-card video {
  width: 100%;
  height: auto;
  display: block;
}

/* Soft Grey Architect Blocks */
.section-soft-gray {
  background-color: var(--bg-clinical-gray);
  color: #222222;
}

.section-soft-gray .feature-title {
  color: #222222;
}

.section-soft-gray .feature-description {
  color: #444444;
}

/* Full Width Contrast Banner */
.video-banner-section {
  position: relative;
  min-height: 560px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: #000000;
}

.video-banner-bg {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  object-fit: cover;
  z-index: 1;
  opacity: 0.85;
}

.video-banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.7) 100%);
  z-index: 2;
}

.video-banner-content {
  position: relative;
  z-index: 3;
  max-width: 800px;
  padding: 40px 24px;
  color: #ffffff;
}

.video-banner-content .feature-title {
  color: #ffffff;
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.6);
}

.video-banner-content .feature-description {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.2rem;
  max-width: 640px;
  margin: 0 auto;
}

/* Mid-Page Sticky Consultation Bar */
.sticky-buy-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--border-light);
  padding: 12px 24px;
  z-index: 90;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
  transform: translateY(100%);
  transition: transform var(--transition-normal);
}

.sticky-buy-bar.is-visible {
  transform: translateY(0);
}

.sticky-buy-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sticky-product-meta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.sticky-thumb {
  width: 44px;
  height: 44px;
  object-fit: contain;
  background: var(--bg-off-white);
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-light);
}

.sticky-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dark);
}

.sticky-subtitle {
  font-size: 0.8rem;
  color: var(--text-dark-muted);
}

/* Responsive Sections */
@media (max-width: 900px) {
  .feature-grid,
  .feature-grid.reverse {
    grid-template-columns: 1fr;
    gap: 40px;
    direction: ltr;
  }
  .feature-content {
    max-width: 100%;
  }
  .feature-section {
    padding: 60px 0;
  }
  .video-banner-section {
    min-height: 440px;
  }
  .sticky-buy-inner {
    flex-direction: column;
    gap: 10px;
    align-items: stretch;
  }
}