/* ============================
   MODULE PAGE — Extended Styles
   Individual module detail pages
   ============================ */

/* --- Module Hero --- */
.module-hero {
  padding: 160px 0 var(--space-16);
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.module-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(99,102,241,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.module-hero .hero-glow {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.25;
}

.module-hero .glow-1 {
  top: -20%;
  right: 10%;
  background: rgba(99,102,241,0.3);
}

.module-hero .glow-2 {
  bottom: -30%;
  left: 5%;
  background: rgba(59,130,246,0.2);
}

.module-hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.module-hero-content {
  animation: fadeInUp 0.8s ease-out;
}

.module-hero-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.module-hero-breadcrumb a {
  color: var(--color-text-muted);
  transition: var(--transition-fast);
}

.module-hero-breadcrumb a:hover {
  color: var(--color-accent);
}

.module-hero-breadcrumb .separator {
  color: var(--color-text-muted);
  opacity: 0.5;
}

.module-hero-breadcrumb .current {
  color: var(--color-accent);
  font-weight: 500;
}

.module-hero-icon {
  font-size: 3rem;
  margin-bottom: var(--space-4);
  display: block;
}

.module-hero-title {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-4);
  letter-spacing: -0.03em;
}

.module-hero-desc {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-8);
  max-width: 500px;
}

.module-hero-actions {
  display: flex;
  gap: var(--space-4);
}

.module-hero-image {
  animation: fadeInRight 1s ease-out 0.3s both;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-glow);
}

.module-hero-image img {
  width: 100%;
  display: block;
}

/* --- Key Highlights Bar --- */
.key-highlights {
  padding: var(--space-12) 0;
  background: var(--color-light-bg);
  border-bottom: 1px solid var(--color-light-border);
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.highlight-item {
  text-align: center;
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  background: var(--color-light-surface);
  border: 1px solid var(--color-light-border);
  transition: var(--transition-base);
}

.highlight-item:hover {
  border-color: rgba(99,102,241,0.2);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.highlight-icon {
  font-size: 2rem;
  margin-bottom: var(--space-3);
  display: block;
}

.highlight-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-light-text);
  margin-bottom: var(--space-1);
}

.highlight-desc {
  font-size: var(--text-sm);
  color: var(--color-light-text-muted);
}

/* --- Feature Showcase (alternating) --- */
.feature-showcase {
  padding: var(--space-20) 0;
}

.feature-showcase.light-bg {
  background: var(--color-light-bg);
}

.feature-showcase.dark-bg {
  background: var(--color-surface-medium);
}

.showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

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

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

.showcase-content {
  animation: fadeInUp 0.6s ease-out;
}

.showcase-number {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.showcase-number::before {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
}

.showcase-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

.light-bg .showcase-title {
  color: var(--color-light-text);
}

.showcase-desc {
  font-size: var(--text-base);
  line-height: 1.8;
  margin-bottom: var(--space-6);
}

.light-bg .showcase-desc {
  color: var(--color-light-text-secondary);
}

.dark-bg .showcase-desc {
  color: var(--color-text-secondary);
}

.showcase-checklist {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.showcase-check {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  font-weight: 500;
}

.light-bg .showcase-check {
  color: var(--color-light-text-secondary);
}

.dark-bg .showcase-check {
  color: var(--color-text-secondary);
}

.showcase-check-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  flex-shrink: 0;
}

.showcase-image-wrapper {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.light-bg .showcase-image-wrapper {
  border-color: var(--color-light-border);
  box-shadow: var(--shadow-xl);
}

.dark-bg .showcase-image-wrapper {
  box-shadow: var(--shadow-glow);
}

.showcase-image-wrapper img {
  width: 100%;
  display: block;
}

/* --- All Features Grid --- */
.all-features {
  padding: var(--space-20) 0;
  background: var(--color-light-surface);
}

.all-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.af-card {
  padding: var(--space-6);
  background: white;
  border: 1px solid var(--color-light-border);
  border-radius: var(--radius-xl);
  transition: var(--transition-base);
}

.af-card:hover {
  border-color: rgba(99,102,241,0.2);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.af-icon {
  font-size: 1.5rem;
  margin-bottom: var(--space-3);
}

.af-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-light-text);
  margin-bottom: var(--space-2);
}

.af-desc {
  font-size: var(--text-sm);
  color: var(--color-light-text-muted);
  line-height: 1.6;
}

/* --- Module CTA --- */
.module-cta {
  padding: var(--space-20) 0;
  background: var(--color-surface-dark);
}

.module-cta-wrapper {
  background: linear-gradient(145deg, rgba(99,102,241,0.08) 0%, rgba(59,130,246,0.05) 100%);
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: var(--radius-2xl);
  padding: var(--space-16) var(--space-12);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.module-cta-title {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  margin-bottom: var(--space-4);
}

.module-cta-desc {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 520px;
  margin: 0 auto var(--space-8);
  line-height: 1.7;
}

.module-cta-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
}

/* --- Related Modules --- */
.related-modules {
  padding: var(--space-20) 0;
  background: var(--color-light-bg);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.related-card {
  background: var(--color-light-surface);
  border: 1px solid var(--color-light-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  text-align: center;
  transition: var(--transition-base);
  display: block;
}

.related-card:hover {
  border-color: rgba(99,102,241,0.3);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.related-card-icon {
  font-size: 2rem;
  margin-bottom: var(--space-3);
}

.related-card-name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-light-text);
  margin-bottom: var(--space-2);
}

.related-card-desc {
  font-size: var(--text-xs);
  color: var(--color-light-text-muted);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .module-hero .container { grid-template-columns: 1fr; text-align: center; }
  .module-hero-content { display: flex; flex-direction: column; align-items: center; }
  .module-hero-desc { margin-left: auto; margin-right: auto; }
  .module-hero-actions { justify-content: center; }
  .module-hero-breadcrumb { justify-content: center; }
  .module-hero-image { max-width: 600px; margin: var(--space-8) auto 0; }
  .showcase-grid, .showcase-grid.reverse { grid-template-columns: 1fr; direction: ltr; }
  .showcase-grid.reverse > * { direction: ltr; }
  .highlights-grid { grid-template-columns: repeat(2, 1fr); }
  .all-features-grid { grid-template-columns: repeat(2, 1fr); }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .module-hero { padding: 120px 0 var(--space-12); }
  .module-hero-title { font-size: var(--text-4xl); }
  .highlights-grid { grid-template-columns: 1fr 1fr; gap: var(--space-4); }
  .all-features-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr 1fr; }
  .module-cta-wrapper { padding: var(--space-10) var(--space-6); }
  .module-cta-actions { flex-direction: column; align-items: center; }
}

@media (max-width: 480px) {
  .module-hero-title { font-size: var(--text-3xl); }
  .module-hero-actions { flex-direction: column; width: 100%; }
  .module-hero-actions .btn { width: 100%; }
  .highlights-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
}