/* ==========================================================
   Silakab — Technology Page Styles
   ========================================================== */

/* ── Pillar Deep-Dive Section ── */

.pillar-section {
  position: relative;
}

.pillar-section + .pillar-section {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.pillar-header {
  margin-bottom: 0;
}

.pillar-header .text-caption {
  color: var(--color-primary);
  display: block;
  margin-bottom: var(--space-md);
}

.pillar-header h2 {
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.pillar-header .pillar-subtitle {
  font-size: var(--text-body-lg);
  color: var(--color-muted-light);
  max-width: var(--max-text-width);
}

/* ── Pillar Intro (two-column: text left, image right) ── */

.pillar-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
  margin-bottom: var(--space-3xl);
}

.pillar-intro-text {
  display: flex;
  flex-direction: column;
}

/* ── Pillar Visual (featured image) ── */

.pillar-visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 0;
}

.pillar-img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-lg);
  object-fit: cover;
  min-height: 280px;
  max-height: 480px;
}

@media (max-width: 1024px) {
  .pillar-intro {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .pillar-visual {
    max-width: 600px;
  }

  .pillar-img {
    min-height: auto;
    max-height: 360px;
  }
}

@media (max-width: 640px) {
  .pillar-visual {
    border-radius: var(--radius-sm);
  }

  .pillar-img {
    border-radius: var(--radius-sm);
    max-height: 260px;
  }
}

.pillar-body {
  color: var(--color-muted-light);
  line-height: var(--lh-body);
  margin-top: var(--space-xl);
}

.pillar-body p + p {
  margin-top: var(--space-lg);
}

/* ── How It Works (Step Flow) ── */

.step-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-3xl);
}

.step-card {
  position: relative;
  padding: var(--space-xl);
  background: var(--color-dark-surface);
  border: var(--border-card-dark);
  border-radius: var(--radius-lg);
  transition: border-color var(--duration-fast) var(--ease-smooth);
}

.step-card:hover {
  border-color: rgba(0, 165, 235, 0.3);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(0, 165, 235, 0.12);
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-body-sm);
  margin-bottom: var(--space-md);
}

.step-card h4 {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.step-card p {
  color: var(--color-muted-light);
  font-size: var(--text-body-sm);
  line-height: var(--lh-body);
}

/* Step connector lines (desktop only) */
.step-card::after {
  content: '';
  position: absolute;
  top: 36px;
  right: -12px;
  width: 24px;
  height: 2px;
  background: var(--gradient-line);
  pointer-events: none;
}

.step-card:last-child::after {
  display: none;
}

@media (max-width: 1024px) {
  .step-flow {
    grid-template-columns: repeat(2, 1fr);
  }

  .step-card:nth-child(2)::after,
  .step-card:last-child::after {
    display: none;
  }
}

@media (max-width: 640px) {
  .step-flow {
    grid-template-columns: 1fr;
  }

  .step-card::after {
    display: none;
  }
}

/* ── Capabilities List ── */

.capabilities-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md) var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

.capability-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  color: var(--color-muted-light);
  font-size: var(--text-body-sm);
  line-height: var(--lh-body);
}

.capability-item svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  color: var(--color-primary);
}

@media (max-width: 640px) {
  .capabilities-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Use Cases ── */

.use-cases {
  margin-bottom: var(--space-2xl);
}

.use-cases h3 {
  color: var(--color-white);
  font-size: var(--text-h4);
  margin-bottom: var(--space-lg);
}

.use-case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.use-case-tag {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: 100px;
  background: rgba(0, 165, 235, 0.06);
  border: 1px solid rgba(0, 165, 235, 0.15);
  color: var(--color-muted-light);
  font-size: var(--text-body-sm);
  font-weight: 600;
  transition: all var(--duration-fast) var(--ease-smooth);
}

.use-case-tag:hover {
  border-color: rgba(0, 165, 235, 0.4);
  color: var(--color-white);
}

/* ── Unified Architecture Section ── */

.unified-section {
  background: var(--gradient-subtle);
}

.unified-content {
  max-width: var(--max-text-width);
  margin-inline: auto;
  text-align: center;
}

.unified-content h2 {
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.unified-content > p {
  color: var(--color-muted-light);
  margin-bottom: var(--space-3xl);
}

.unified-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-2xl);
}

.unified-pillar {
  padding: var(--space-xl);
  background: var(--color-dark-surface);
  border: var(--border-card-dark);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: border-color var(--duration-fast) var(--ease-smooth);
}

.unified-pillar:hover {
  border-color: rgba(0, 165, 235, 0.3);
}

.unified-pillar-question {
  font-family: var(--font-heading);
  font-size: var(--text-body-lg);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.unified-pillar-answer {
  color: var(--color-white);
  font-size: var(--text-body-sm);
  font-weight: 600;
}

.unified-body {
  color: var(--color-muted-light);
  max-width: var(--max-text-width);
  margin-inline: auto;
  line-height: var(--lh-body);
}

@media (max-width: 640px) {
  .unified-pillars {
    grid-template-columns: 1fr;
  }
}

/* ── Section sub-labels ── */

.section-label {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
}

.section-label h3 {
  color: var(--color-white);
  font-size: var(--text-h4);
}