/* -- Page canvas: one-sided right-edge wash (both glows anchored to
   the right, red near top / plum near bottom) -- a tighter, more
   "technical" lean than the opposite-corner or centered treatments
   used elsewhere on the site. -- */
body.page-technology {
  background:
    radial-gradient(ellipse 850px 500px at 100% 8%, rgba(195,34,31,0.20), transparent 55%),
    radial-gradient(ellipse 850px 550px at 100% 92%, rgba(89,28,83,0.18), transparent 55%),
    var(--clr-dark);
}
:root[data-theme="light"] body.page-technology {
  background:
    radial-gradient(ellipse 850px 500px at 100% 8%, rgba(195,34,31,0.11), transparent 55%),
    radial-gradient(ellipse 850px 550px at 100% 92%, rgba(89,28,83,0.10), transparent 55%),
    var(--clr-dark);
}

/* ── TECHNOLOGY / INNOVATION ─────────────────────────────── */
#technology {
  background: var(--clr-dark);
}

.tech-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 1rem;
}

.tech-pillar-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  text-align: center;
  cursor: default;
}

/* Full gradient overlay - fades in on hover */
.tech-pillar-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-brand);
  opacity: 0;
  transition: opacity 0.35s ease;
  z-index: 0;
}

/* Always-visible 3px top accent line */
.tech-pillar-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-plum), var(--clr-red));
  z-index: 1;
  transition: opacity 0.35s ease;
}

.tech-pillar-card:hover {
  transform: translateY(-10px);
  border-color: rgba(195,34,31,0.25);
  box-shadow: var(--shadow-glow-red);
}
.tech-pillar-card:hover::before { opacity: 1; }
/* Hide the top line once gradient fills (it's redundant) */
.tech-pillar-card:hover::after { opacity: 0; }

/* Lift all children above the gradient */
.tech-pillar-card:hover .tech-pillar-icon,
.tech-pillar-card:hover .tech-pillar-num,
.tech-pillar-card:hover h4,
.tech-pillar-card:hover p {
  position: relative;
  z-index: 1;
}

.tech-pillar-icon {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: rgba(195,34,31,0.12);
  border: 1px solid rgba(195,34,31,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  color: var(--clr-red);
  transition: var(--transition);
  position: relative;
  z-index: 1;
}
.tech-pillar-card:hover .tech-pillar-icon {
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.4);
  color: #ffffff;
  box-shadow: 0 0 24px rgba(255,255,255,0.15);
}

.tech-pillar-num {
  font-family: var(--font-title);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--clr-red);
  margin-bottom: 0.75rem;
  opacity: 0.7;
  position: relative;
  z-index: 1;
  transition: color 0.35s ease, opacity 0.35s ease;
}
.tech-pillar-card:hover .tech-pillar-num {
  color: rgba(255,255,255,0.75);
  opacity: 1;
}

.tech-pillar-card h4 {
  font-family: var(--font-title);
  font-size: 1rem;
  letter-spacing: 0.04em;
  color: var(--clr-white);
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
  transition: color 0.35s ease;
}
.tech-pillar-card:hover h4 { color: #ffffff; }

.tech-pillar-card p {
  color: var(--clr-text-muted);
  font-size: 0.875rem;
  line-height: 1.75;
  position: relative;
  z-index: 1;
  transition: color 0.35s ease;
}
.tech-pillar-card:hover p { color: rgba(255,255,255,0.88); }

@media (max-width: 768px) {
  .tech-pillars { grid-template-columns: 1fr; }
}

/* ── AI OBSTACLE AVOIDANCE (video split) ─────────────────── */
.tech-split {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 3.5rem;
  align-items: stretch;
}
.tech-split-media {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.tech-split-media video {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
}
.tech-split-body .section-header { text-align: left; margin-bottom: 1.75rem; }
.tech-split-body .section-header p { margin-left: 0; }
:root[data-theme="light"] .tech-split-media {
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}

@media (max-width: 900px) {
  .tech-split { grid-template-columns: 1fr; }
  .tech-split-media video { min-height: 260px; }
  .tech-split-body .section-header { text-align: center; }
  .tech-split-body .section-header p { margin: 1rem auto 0; }
}