/* ============================================
   THE ASYLUM — Gate Animation Styles
   The signature entrance experience
   ============================================ */

/* === GATE CONTAINER === */

.gate-container {
  position: fixed;
  inset: 0;
  z-index: var(--z-gate);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--void-black);
  transition: opacity 1s ease, visibility 1s ease;
}

.gate-container[data-state="complete"] {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* === SKIP BUTTON === */

.gate-skip {
  position: absolute;
  bottom: var(--space-8);
  right: var(--space-8);
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--faded-script);
  background: transparent;
  border: 1px solid var(--iron-dark);
  border-radius: var(--radius-sm);
  cursor: pointer;
  opacity: 0;
  transition: all var(--transition-normal);
}

.gate-skip.visible {
  opacity: 1;
}

.gate-skip:hover {
  color: var(--bone-white);
  border-color: var(--spectral-gold);
}

.gate-skip:focus-visible {
  outline: 2px solid var(--spectral-gold);
  outline-offset: 4px;
}

/* === GATES WRAPPER === */

.gates-wrapper {
  position: relative;
  width: 100%;
  max-width: 800px;
  height: 70vh;
  max-height: 600px;
  perspective: 1500px;
  display: flex;
  justify-content: center;
  opacity: 0;
  transition: opacity 1s ease;
}

.gates-wrapper.visible {
  opacity: 1;
}

/* === INDIVIDUAL GATES === */

.gate {
  position: absolute;
  top: 0;
  width: 50%;
  height: 100%;
  transform-style: preserve-3d;
  backface-visibility: hidden;
}

.gate--left {
  left: 0;
  transform-origin: left center;
}

.gate--right {
  right: 0;
  transform-origin: right center;
}

/* Gate SVG styling */
.gate svg {
  width: 100%;
  height: 100%;
}

.gate-bar {
  fill: var(--iron-dark);
  stroke: var(--iron-light);
  stroke-width: 1;
}

.gate-ornament {
  fill: var(--spectral-gold);
  opacity: 0.8;
}

.gate-frame {
  fill: none;
  stroke: var(--iron-light);
  stroke-width: 3;
}

/* === GATE ANIMATION STATES === */

@media (prefers-reduced-motion: no-preference) {
  .gate--left.opening {
    animation: gate-left-open 1.5s ease-out forwards;
  }

  .gate--right.opening {
    animation: gate-right-open 1.5s ease-out forwards;
  }

  .gates-wrapper.revealing {
    animation: gate-fade-in 1s ease forwards;
  }
}

/* Reduced motion: instant open */
@media (prefers-reduced-motion: reduce) {
  .gate--left.opening {
    transform: perspective(1000px) rotateY(-110deg);
  }

  .gate--right.opening {
    transform: perspective(1000px) rotateY(110deg);
  }
}

/* === WELCOME TEXT === */

.gate-welcome {
  position: absolute;
  bottom: 20%;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.gate-welcome.visible {
  opacity: 1;
}

.gate-welcome__text {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  color: var(--bone-white);
  text-transform: uppercase;
  letter-spacing: var(--tracking-widest);
  white-space: nowrap;
  overflow: hidden;
  border-right: 3px solid var(--spectral-gold);
}

@media (prefers-reduced-motion: no-preference) {
  .gate-welcome__text.typing {
    width: 0;
    animation: 
      typewriter 1.5s steps(22) forwards,
      blink-caret 0.75s step-end infinite;
  }
}

@media (prefers-reduced-motion: reduce) {
  .gate-welcome__text {
    border-right: none;
  }
}

/* === PARTICLES CONTAINER === */

.gate-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.gate-particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--bone-white);
  border-radius: 50%;
  opacity: 0;
}

@media (prefers-reduced-motion: no-preference) {
  .gate-particle {
    animation: particle-float 8s linear infinite;
  }

  .gate-particle:nth-child(1) { left: 10%; animation-delay: 0s; animation-duration: 10s; }
  .gate-particle:nth-child(2) { left: 20%; animation-delay: 1s; animation-duration: 8s; }
  .gate-particle:nth-child(3) { left: 30%; animation-delay: 2s; animation-duration: 12s; }
  .gate-particle:nth-child(4) { left: 40%; animation-delay: 0.5s; animation-duration: 9s; }
  .gate-particle:nth-child(5) { left: 50%; animation-delay: 1.5s; animation-duration: 11s; }
  .gate-particle:nth-child(6) { left: 60%; animation-delay: 2.5s; animation-duration: 7s; }
  .gate-particle:nth-child(7) { left: 70%; animation-delay: 0.8s; animation-duration: 10s; }
  .gate-particle:nth-child(8) { left: 80%; animation-delay: 1.8s; animation-duration: 8s; }
  .gate-particle:nth-child(9) { left: 90%; animation-delay: 2.2s; animation-duration: 9s; }
  .gate-particle:nth-child(10) { left: 15%; animation-delay: 3s; animation-duration: 11s; }
  .gate-particle:nth-child(11) { left: 25%; animation-delay: 0.3s; animation-duration: 10s; }
  .gate-particle:nth-child(12) { left: 35%; animation-delay: 1.3s; animation-duration: 8s; }
  .gate-particle:nth-child(13) { left: 45%; animation-delay: 2.3s; animation-duration: 12s; }
  .gate-particle:nth-child(14) { left: 55%; animation-delay: 0.7s; animation-duration: 9s; }
  .gate-particle:nth-child(15) { left: 65%; animation-delay: 1.7s; animation-duration: 7s; }
  .gate-particle:nth-child(16) { left: 75%; animation-delay: 2.7s; animation-duration: 10s; }
  .gate-particle:nth-child(17) { left: 85%; animation-delay: 0.4s; animation-duration: 11s; }
  .gate-particle:nth-child(18) { left: 95%; animation-delay: 1.4s; animation-duration: 8s; }
  .gate-particle:nth-child(19) { left: 5%; animation-delay: 2.4s; animation-duration: 9s; }
  .gate-particle:nth-child(20) { left: 50%; animation-delay: 3.5s; animation-duration: 10s; }
}

/* Gold particles */
.gate-particle:nth-child(3n) {
  background: var(--spectral-gold);
  width: 2px;
  height: 2px;
}

/* Green particles (rare) */
.gate-particle:nth-child(7n) {
  background: var(--ectoplasm);
  width: 2px;
  height: 2px;
  box-shadow: 0 0 4px var(--glow-green);
}

/* === FOG LAYER === */

.gate-fog {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 30% 80%, var(--fog-dense) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, var(--fog-dense) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(240, 235, 227, 0.15) 0%, transparent 40%);
  pointer-events: none;
  opacity: 0.6;
}

/* === RESPONSIVE === */

@media (max-width: 768px) {
  .gates-wrapper {
    max-width: 90%;
    height: 50vh;
  }

  .gate-welcome__text {
    font-size: var(--text-2xl);
  }

  .gate-skip {
    bottom: var(--space-4);
    right: var(--space-4);
  }
}

@media (max-width: 480px) {
  .gate-welcome__text {
    font-size: var(--text-xl);
  }
}