/* ============================================================
   HOME — hero + stacked card slider
   ============================================================ */

.hero {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-7) var(--space-5) var(--space-8);
  min-height: calc(100vh - var(--header-h));
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(60% 50% at 50% 0%, var(--accent-soft), transparent 70%),
    radial-gradient(40% 40% at 80% 80%, rgba(var(--accent-rgb), 0.08), transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  margin-bottom: var(--space-7);
  animation: riseIn 0.7s var(--ease) both;
}
.hero-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: var(--space-3);
}
.hero-title {
  font-size: clamp(2.6rem, 9vw, 5.5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: var(--space-4);
  background: linear-gradient(180deg, var(--text), var(--text-muted));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-subtitle {
  color: var(--text-muted);
  font-size: clamp(0.95rem, 2.5vw, 1.2rem);
  max-width: 520px;
  margin: 0 auto;
}

/* ------------- Stacked Slider ------------- */
.slider {
  position: relative;
  z-index: 2;
  width: min(420px, 86vw);
  height: min(540px, 70vh);
  perspective: 1400px;
  touch-action: pan-y;
  outline: none;
}

.slider-track {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
}

.slide {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: grab;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  will-change: transform, opacity, filter;
  transition:
    transform 0.6s var(--ease),
    opacity 0.6s var(--ease),
    filter 0.6s var(--ease),
    box-shadow 0.6s var(--ease);
  backface-visibility: hidden;
}
.slide.dragging { transition: none; cursor: grabbing; }

.slide-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.slide-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 4rem;
  background:
    radial-gradient(120% 100% at 50% 0%, var(--accent-soft), transparent 60%),
    var(--bg-elev-2);
  color: var(--accent);
}

.slide-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-6);
  background: linear-gradient(0deg, rgba(0,0,0,0.78) 0%, rgba(0,0,0,0.1) 45%, transparent 70%);
  text-align: right;
}
.slide-kicker {
  color: var(--accent);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}
.slide-title {
  color: #fff;
  font-size: 1.7rem;
  font-weight: 800;
  margin-bottom: var(--space-2);
}
.slide-desc {
  color: rgba(255,255,255,0.82);
  font-size: 0.95rem;
  margin-bottom: var(--space-4);
}
.slide-cta {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--accent);
  color: var(--accent-contrast);
  font-weight: 800;
  padding: var(--space-3) var(--space-5);
  border-radius: 100px;
  font-size: 0.95rem;
  box-shadow: var(--shadow-accent);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.slide-cta:hover { transform: translateY(-2px) scale(1.03); opacity: 1; }

/* Position classes set by JS */
.slide[data-pos="front"] {
  transform: translate3d(0,0,0) scale(1) rotateY(0deg);
  opacity: 1;
  filter: blur(0);
  z-index: 30;
  box-shadow: var(--shadow-lg);
}
.slide[data-pos="next"] {
  transform: translate3d(-7%, 4%, -120px) scale(0.9) rotateY(6deg);
  opacity: 0.7;
  filter: blur(2.5px);
  z-index: 20;
  pointer-events: none;
}
.slide[data-pos="prev"] {
  transform: translate3d(7%, 4%, -120px) scale(0.9) rotateY(-6deg);
  opacity: 0.7;
  filter: blur(2.5px);
  z-index: 20;
  pointer-events: none;
}
.slide[data-pos="hidden"] {
  transform: translate3d(0, 8%, -260px) scale(0.78);
  opacity: 0;
  filter: blur(6px);
  z-index: 10;
  pointer-events: none;
}

/* ------------- Dots ------------- */
.slider-dots {
  position: relative;
  z-index: 2;
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-6);
}
.slider-dots button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: var(--border-strong);
  cursor: pointer;
  padding: 0;
  transition: all 0.3s var(--ease);
}
.slider-dots button.active {
  width: 30px;
  border-radius: 8px;
  background: var(--accent);
}

@media (max-width: 480px) {
  .slide-overlay { padding: var(--space-5); }
  .slide-title { font-size: 1.4rem; }
}