/* ============================================================
   AERO Lifts — Hero Section & 3D Elevator
   ============================================================ */

/* ── Hero ── */
#hero {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--black);
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 50% 100%, rgba(255, 77, 0, 0.08) 0%, transparent 70%);
}

/* ── 3D Elevator Canvas ── */
.elevator-canvas {
  position: absolute;
  inset: 0;
  perspective: 1200px;
  perspective-origin: 50% 50%;
  pointer-events: none;
}

/* ── Shaft texture ── */
.shaft-effect {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 446px;
  transform: translateX(-50%);
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 58px,
    rgba(255, 77, 0, 0.04) 58px,
    rgba(255, 77, 0, 0.04) 60px
  );
  pointer-events: none;
}

/* ── Elevator 3D wrapper ── */
.elevator-3d {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) rotateX(5deg);
  width: 440px;
  height: 580px;
  transform-style: preserve-3d;
  animation: elevatorFloat 6s ease-in-out infinite;
}

@keyframes elevatorFloat {
  0%, 100% { transform: translate(-50%, -50%) rotateX(5deg) translateY(0px); }
  50%       { transform: translate(-50%, -50%) rotateX(5deg) translateY(-12px); }
}

/* ── Elevator frame ── */
.elev-surround {
  position: absolute;
  inset: 0;
  border: 3px solid #2a2a2a;
  background: linear-gradient(135deg, #1a1a1a 0%, #111 50%, #1a1a1a 100%);
  box-shadow:
    0 0 0 1px #333,
    0 0 60px rgba(0, 0, 0, 0.8),
    inset 0 0 40px rgba(0, 0, 0, 0.5);
}

/* ── Floor display header ── */
.elev-header {
  position: absolute;
  top: -50px; left: -3px; right: -3px;
  height: 50px;
  background: linear-gradient(to bottom, #1a1a1a, #222);
  border: 3px solid #2a2a2a;
  border-bottom: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.elev-floor-display {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 4px;
  color: var(--orange);
  text-shadow: 0 0 15px rgba(255, 77, 0, 0.8);
  background: #0a0a0a;
  padding: 4px 20px;
  border: 1px solid rgba(255, 77, 0, 0.3);
}

/* ── Call panel ── */
.elev-call-panel {
  position: absolute;
  right: -50px;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  background: #1a1a1a;
  border: 2px solid #333;
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
}

.call-btn {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1px solid #444;
  background: #222;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: var(--silver);
  cursor: pointer;
  transition: all .2s;
}

.call-btn.active {
  background: var(--orange);
  color: #000;
  border-color: var(--orange);
  box-shadow: 0 0 8px var(--orange);
}

.call-btn:hover {
  border-color: var(--orange);
  color: var(--orange);
}

/* ── Interior ── */
.elev-interior {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  overflow: hidden;
}

/* ── Cabin back walls ── */
.cabin-back {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.cabin-theme-dark   .cabin-back,
.cabin-back.cabin-theme-dark   { background: linear-gradient(160deg, #1a1614 0%, #0f0d0c 50%, #1a1614 100%); }
.cabin-back.cabin-theme-steel  { background: linear-gradient(160deg, #1e1e1e 0%, #141414 50%, #1e1e1e 100%); }
.cabin-back.cabin-theme-copper { background: linear-gradient(160deg, #1a1108 0%, #110c05 50%, #1a1108 100%); }
.cabin-back.cabin-theme-wood   { background: linear-gradient(160deg, #1a1208 0%, #110d06 50%, #1a1208 100%); }

/* ── Wall panels ── */
.cabin-panels {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  gap: 6px;
  padding: 30px 20px;
}

.cabin-panel {
  flex: 1;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 2px;
}

.cabin-theme-dark   .cabin-panel { background: linear-gradient(180deg, #1e1a18 0%, #161210 100%); }
.cabin-theme-steel  .cabin-panel { background: linear-gradient(180deg, #252525 0%, #1c1c1c 100%); }
.cabin-theme-copper .cabin-panel { background: linear-gradient(180deg, #2a1a0a 0%, #1e1205 100%); }
.cabin-theme-wood   .cabin-panel { background: linear-gradient(180deg, #2a1a08 0%, #1e1205 100%); }

/* ── Handrail ── */
.cabin-handrail {
  position: absolute;
  left: 30px; right: 30px;
  top: 60%;
  height: 8px;
  background: linear-gradient(to bottom, #3a3a3a, #222);
  border-radius: 4px;
  z-index: 5;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

/* ── Ceiling light ── */
.cabin-ceiling {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 60px;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ceiling-light {
  width: 60%;
  height: 30px;
  background: rgba(255, 248, 230, 0.95);
  box-shadow:
    0 0 30px rgba(255, 248, 230, 0.8),
    0 0 80px rgba(255, 248, 230, 0.4),
    0 15px 60px rgba(255, 248, 230, 0.2);
  border-radius: 2px;
}

/* ── Floor glow ── */
.cabin-floor-glow {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 40px;
  background: linear-gradient(to top, rgba(255, 77, 0, 0.15), transparent);
  z-index: 4;
}

/* ── Cabin AERO logo ── */
.cabin-logo {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  z-index: 6;
  text-align: center;
  opacity: 0.4;
}

.cabin-logo-text {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 6px;
  color: var(--silver);
  display: block;
}

/* ── Elevator doors ── */
.elev-doors {
  position: absolute;
  inset: 0;
  display: flex;
  z-index: 10;
  transform-style: preserve-3d;
}

.door-left,
.door-right {
  flex: 1;
  position: relative;
  transition: transform 1.2s cubic-bezier(0.4, 0, 0.2, 1);
  transform-style: preserve-3d;
}

.door-left  { transform-origin: left; }
.door-right { transform-origin: right; }

.door-left  .door-face,
.door-right .door-face {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #1c1c1c 0%, #252525 30%, #1a1a1a 60%, #232323 100%);
  border-right: 1px solid #3a3a3a;
}

.door-right .door-face {
  border-right: none;
  border-left: 1px solid #3a3a3a;
}

.door-face::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg,
    rgba(255, 77, 0, 0.08) 0%,
    transparent 20%,
    transparent 80%,
    rgba(255, 77, 0, 0.06) 100%
  );
}

.door-face::after {
  content: '';
  position: absolute;
  bottom: 0; left: 10%; right: 10%;
  height: 3px;
  background: rgba(255, 77, 0, 0.6);
  box-shadow: 0 0 12px rgba(255, 77, 0, 0.8);
}

.door-strip {
  position: absolute;
  top: 20px; bottom: 20px;
  width: 4px;
  background: linear-gradient(to bottom, transparent, rgba(255, 77, 0, 0.3), transparent);
}

.door-left  .door-strip { right: 20px; }
.door-right .door-strip { left: 20px; }

/* ── Open state ── */
.doors-open .door-left  { transform: translateX(-100%); }
.doors-open .door-right { transform: translateX(100%); }

/* ── Scroll hint ── */
.scroll-hint {
  position: absolute;
  bottom: 40px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  z-index: 20;
  transition: opacity .6s ease, visibility .6s ease;
}

.scroll-hint.hidden {
  opacity: 0;
  visibility: hidden;
}

.scroll-hint-text {
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--silver);
  text-transform: uppercase;
}

.scroll-arrow {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--orange), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50%       { opacity: 0.4; transform: scaleY(0.7); }
}