/* =============================================
   Layouts — Section layouts, hero, CTA, grids
   ============================================= */

/* --- Hero Section --- */
.hero {
  display: block;
  color: var(--color-white);
  overflow: hidden;
  background-color: var(--color-dark);
  cursor: pointer;
  position: relative;
}

/* Background Video */
.hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

/* Background Image */
.hero__img {
  width: 100%;
  height: auto;
  display: block;
  z-index: 0;
}

.hero__img--mobile {
  display: none;
}

/* Dark Overlay */
.hero__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  z-index: 1;
}

/* Decorative Circle (left side) */
.hero__circle {
  display: none;
}

@keyframes circlePulse {
  0% {
    transform: scale(1);
    opacity: 0.9;
  }
  50% {
    transform: scale(1.15);
    opacity: 0.5;
  }
  100% {
    transform: scale(1);
    opacity: 0.9;
  }
}

/* Hero Content */
.hero__content {
  position: absolute;
  top: 5%;
  right: 5%;
  z-index: 3;
  text-align: right;
}

.hero__title {
  font-size: clamp(1.5rem, 4vw, 3.5rem);
  font-weight: 900;
  color: var(--color-white);
  margin-bottom: 0;
  line-height: 1.15;
  text-align: right;
  letter-spacing: -1px;
  text-transform: uppercase;
}

.hero__subtitle {
  font-size: var(--fs-md);
  color: rgba(255, 255, 255, 0.8);
  text-align: right;
  line-height: 1.6;
  margin-top: var(--space-md);
}

.hero__btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  padding: 12px 28px;
  border: 2px solid var(--color-white);
  border-radius: 50px;
  color: var(--color-white);
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  transition: all var(--transition-base);
}

.hero__btn:hover {
  background-color: var(--color-white);
  color: var(--color-dark);
}

/* --- Page Header (sub-pages) --- */
.page-header {
  background-color: var(--color-bg);
  color: var(--color-secondary);
  padding: var(--space-sm) 0 var(--space-sm);
  padding-top: calc(var(--navbar-height) + var(--space-sm));
  text-align: center;
  position: relative;
}

.page-header__title {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  color: var(--color-secondary);
  margin-bottom: var(--space-sm);
}

.page-header__subtitle {
  font-size: var(--fs-md);
  color: var(--color-text-light);
  margin-bottom: 0;
}

/* --- Alt Section Background --- */
.section-alt {
  background-color: var(--color-bg-alt);
}

/* --- About Grid --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

/* --- Timeline --- */
.timeline-item {
  position: relative;
  padding-left: var(--space-3xl);
  padding-bottom: var(--space-2xl);
  border-left: 2px solid var(--color-primary-light);
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -8px;
  top: 0;
  width: 14px;
  height: 14px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  border: 3px solid var(--color-white);
  box-shadow: 0 0 0 2px var(--color-primary);
}