/* =============================================
   About Us — Hero Section
============================================= */

.about-hero {
  --base-scale: 1.15;
  --active-scale: 1.25;
  --exit-scale: 1.30;
  
  position: sticky;
  top: 0;
  width: 100%;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: #0b141d;
  z-index: 1;
}

@media (max-width: 900px) {
  .about-hero {
    --base-scale: 1.0;
    --active-scale: 1.1;
    --exit-scale: 1.15;
  }
}

.about-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.about-hero-bg img.bg-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0;
  transform: scale(var(--base-scale));
  transition: opacity 1.5s ease-in-out;
}

.about-hero-bg img.bg-slide.active {
  opacity: 1;
}

.about-hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  padding: 10rem 3vw 5rem;
}

/* ── Sliding Text Container ── */
.sliding-text-container {
  position: relative;
  height: 120px;
  margin-bottom: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.sliding-text {
  position: absolute;
  font-family: var(--primary-font);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 600;
  color: #ffffff;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
  width: 100%;
  pointer-events: none;
}

.sliding-text.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* ── Hero Progress Indicators ── */
.hero-progress {
  position: absolute;
  bottom: 2.5rem;
  left: 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  z-index: 10;
}

.progress-dot {
  height: 10px;
  width: 10px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.4);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2), 0 2px 8px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
  transition: all 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

.progress-dot.active {
  width: 32px;
  background: rgba(255, 255, 255, 0.35);
  border-color: rgba(255, 255, 255, 0.6);
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.1), 0 2px 12px rgba(0, 0, 0, 0.15);
}

.progress-dot:hover {
  background: rgba(255, 255, 255, 0.5);
}

@media (max-width: 900px) {
  .about-hero-content {
    padding-top: 8rem;
  }
}