/* ===== technology.html extras (tech grid + cards) ===== */

.page-header {
  padding: 140px 0 48px;
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 400px;
  background:
    radial-gradient(ellipse 50% 50% at 70% 40%, rgba(139, 92, 246, 0.05) 0%, transparent 70%),
    radial-gradient(ellipse 45% 50% at 30% 50%, rgba(0, 212, 255, 0.04) 0%, transparent 70%);
  pointer-events: none;
}
.page-header h1 {
  font: 700 clamp(32px, 4.5vw, 52px)/1.1 var(--font-d);
  letter-spacing: -0.03em;
  color: #fff;
  margin-bottom: 16px;
}
.page-header p {
  font-size: 18px;
  line-height: 1.8;
  color: var(--fg2);
  max-width: 620px;
}

.section { padding: 0 0 64px; }
.section-label {
  font: 600 12px/1 var(--font-m);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 24px;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
}
.tech-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 32px;
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}
.tech-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 212, 255, 0.15);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
}
.tech-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--card-accent, var(--cyan)), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.tech-card:hover::before { opacity: 1; }
.tech-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 20px;
  margin-bottom: 20px;
  flex-shrink: 0;
}
.ic-arch { background: rgba(0, 212, 255, 0.08); color: var(--cyan); }
.ic-data { background: rgba(139, 92, 246, 0.08); color: var(--purple); }
.ic-prim { background: rgba(245, 158, 11, 0.08); color: var(--amber); }
.ic-modal { background: rgba(236, 72, 153, 0.08); color: var(--pink); }
.ic-mem { background: rgba(16, 185, 129, 0.08); color: var(--green); }
.ic-learn { background: rgba(139, 92, 246, 0.08); color: var(--purple); }
.ic-safety { background: rgba(239, 68, 68, 0.08); color: var(--red); }
.ic-vision { background: rgba(0, 212, 255, 0.08); color: var(--cyan); }
.ic-demo { background: rgba(107, 122, 141, 0.08); color: var(--muted); }
.tech-card h3 {
  font: 600 18px/1.3 var(--font-d);
  color: #fff;
  margin-bottom: 8px;
}
.tech-card p { font-size: 14px; color: var(--muted); line-height: 1.7; flex: 1; }
.tech-card .card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  font: 500 13px/1 var(--font-b);
  color: var(--cyan);
  transition: gap 0.25s;
}
.tech-card:hover .card-link { gap: 10px; }
.tech-card.featured { grid-column: 1 / -1; flex-direction: row; align-items: flex-start; gap: 32px; }
.tech-card.featured .tech-card-icon { margin-bottom: 0; width: 56px; height: 56px; font-size: 26px; border-radius: 14px; }
.tech-card.featured .card-body { flex: 1; }
.tech-card.featured h3 { font-size: 22px; }

/* technology CTA padding override */
.cta-block { text-align: center; padding: 0 0 100px; }
.cta-box { padding: 56px 48px; }
.cta-box p { margin-bottom: 32px; max-width: 460px; }

/* technology ghost button (transparent) */
.btn-ghost { background: transparent; border: 1px solid var(--border); color: var(--fg2); }
.btn-ghost:hover { border-color: rgba(255, 255, 255, 0.2); color: #fff; }

@media (max-width: 768px) {
  .tech-card.featured { flex-direction: column; gap: 20px; }
}
@media (max-width: 640px) {
  .page-header { padding: 110px 0 32px; }
  .tech-grid { grid-template-columns: 1fr; }
  .tech-card.featured { grid-column: 1; }
}