/* ============================================================
   Tour 360° — UI base (design system threejs-journey)
   Background deep purple, lavender accent
   Theme classes (.theme-v1 to .theme-v4) override CTA + accent
   ============================================================ */

@import url('https://fonts.bunny.net/css?family=manrope:400,500,700&display=swap');

*, *::before, *::after { box-sizing: border-box; }

:root {
  --tour-bg: #140b29;
  --tour-text: #ffffff;
  --tour-muted: #a39bce;
  --tour-accent: #b79eff;
  --tour-cta-bg: var(--tour-accent);
  --tour-cta-text: #140b29;
  --tour-hotspot: #b79eff;
  --tour-title-font: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
}

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  width: 100%;
  overflow: hidden;
  background: var(--tour-bg);
  color: var(--tour-text);
  font-family: 'Manrope', sans-serif;
  -webkit-font-smoothing: antialiased;
}

.tour-container {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

#tour-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  cursor: grab;
}
#tour-canvas:active { cursor: grabbing; }

/* Vignette overlay */
.tour-container::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 50%, rgba(20, 11, 41, 0.45) 100%);
  pointer-events: none;
  z-index: 5;
}

/* Header */
.tour-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  padding: 1.5rem 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  z-index: 10;
  pointer-events: none;
}
.tour-header > * { pointer-events: auto; }
.tour-back {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 1.2rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 999px;
  color: var(--tour-text);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.6s cubic-bezier(.59, 1.97, .55, .83);
}
.tour-back:hover {
  background: var(--tour-cta-bg);
  color: var(--tour-cta-text);
  border-color: var(--tour-cta-bg);
  transform: translateX(-4px);
}

.tour-title-bar {
  text-align: center;
  flex: 1;
}
.tour-eyebrow {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--tour-muted);
  margin: 0 0 0.3rem;
  font-weight: 500;
}
.tour-room-title {
  font-family: var(--tour-title-font);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.02em;
  color: var(--tour-text);
  transition: opacity 0.6s cubic-bezier(.53, .21, 0, 1);
}
.tour-room-title.is-changing { opacity: 0; }

.tour-counter {
  font-family: 'SF Mono', Menlo, Consolas, monospace;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  color: var(--tour-muted);
  background: rgba(255, 255, 255, 0.08);
  padding: 0.6rem 1rem;
  border-radius: 999px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.tour-counter strong { color: var(--tour-accent); font-weight: 700; }

/* Welcome tooltip */
.tour-tooltip {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(20, 11, 41, 0.92);
  border: 1px solid rgba(183, 158, 255, 0.3);
  padding: 2rem 2.5rem;
  border-radius: 1rem;
  text-align: center;
  z-index: 12;
  max-width: 420px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  animation: fadeInUp 0.8s cubic-bezier(.53, .21, 0, 1);
}
.tour-tooltip[hidden] { display: none; }
.tour-tooltip-eyebrow {
  font-size: 0.7rem !important;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--tour-accent);
  font-weight: 700;
  margin: 0 0 1rem !important;
}
.tour-tooltip p {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  color: var(--tour-text);
  line-height: 1.6;
}
.tour-tooltip p strong { color: var(--tour-accent); font-weight: 600; }
.tour-tooltip-hint {
  font-size: 0.78rem !important;
  color: var(--tour-muted) !important;
  letter-spacing: 0.05em;
  margin-top: 1.2rem !important;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.tour-demo-badge {
  position: absolute;
  top: 50%;
  left: 1.5rem;
  transform: translateY(-50%) rotate(-90deg);
  transform-origin: left center;
  z-index: 9;
  font-family: 'SF Mono', Menlo, Consolas, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.4em;
  color: var(--tour-accent);
  opacity: 0.5;
  pointer-events: none;
  white-space: nowrap;
  font-weight: 600;
}
@media (max-width: 768px) {
  .tour-demo-badge { display: none; }
}
.tour-tooltip-close {
  background: var(--tour-cta-bg);
  color: var(--tour-cta-text);
  border: none;
  padding: 0.7rem 1.5rem;
  border-radius: 999px;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  letter-spacing: 0.05em;
  transition: transform 0.6s cubic-bezier(.59, 1.97, .55, .83);
}
.tour-tooltip-close:hover { transform: translateY(-2px); }

@keyframes fadeInUp {
  from { opacity: 0; transform: translate(-50%, -45%); }
  to { opacity: 1; transform: translate(-50%, -50%); }
}

/* Room navigation */
.tour-rooms {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
  z-index: 10;
  background: rgba(20, 11, 41, 0.7);
  padding: 0.5rem;
  border-radius: 999px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.tour-room {
  background: transparent;
  border: none;
  color: var(--tour-muted);
  padding: 0.7rem 1.2rem;
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.6s cubic-bezier(.215, .61, .355, 1);
  font-weight: 500;
}
.tour-room:hover { color: var(--tour-text); background: rgba(255, 255, 255, 0.06); }
.tour-room.is-active {
  background: var(--tour-cta-bg);
  color: var(--tour-cta-text);
}
.tour-room-num {
  font-family: 'SF Mono', monospace;
  font-size: 0.7rem;
  opacity: 0.7;
}

@media (max-width: 768px) {
  .tour-header { padding: 1rem; }
  .tour-back span { display: none; }
  .tour-title-bar { display: none; }
  .tour-counter { font-size: 0.7rem; padding: 0.4rem 0.7rem; }
  .tour-rooms { padding: 0.3rem; gap: 0.2rem; bottom: 1rem; flex-wrap: wrap; max-width: calc(100% - 2rem); }
  .tour-room { padding: 0.5rem 0.7rem; font-size: 0.7rem; }
}

/* Hotspots (DOM overlay) */
.tour-hotspot {
  position: absolute;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--tour-hotspot);
  border: 3px solid rgba(255, 255, 255, 0.85);
  cursor: pointer;
  z-index: 8;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 0 0 rgba(183, 158, 255, 0.5);
  animation: hotspotPulse 2.5s cubic-bezier(.215, .61, .355, 1) infinite;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.6s cubic-bezier(.59, 1.97, .55, .83);
  pointer-events: auto;
}
.tour-hotspot:hover {
  transform: translate(-50%, -50%) scale(1.2);
}
.tour-hotspot::after {
  content: '';
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
}
.tour-hotspot-label {
  position: absolute;
  bottom: 130%;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(20, 11, 41, 0.95);
  color: var(--tour-text);
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  font-size: 0.75rem;
  white-space: nowrap;
  letter-spacing: 0.05em;
  border: 1px solid rgba(255, 255, 255, 0.1);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s cubic-bezier(.215, .61, .355, 1);
}
.tour-hotspot:hover .tour-hotspot-label { opacity: 1; }

@keyframes hotspotPulse {
  0% { box-shadow: 0 0 0 0 rgba(183, 158, 255, 0.5); }
  70% { box-shadow: 0 0 0 24px rgba(183, 158, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(183, 158, 255, 0); }
}

/* Loading */
.tour-loading {
  position: absolute;
  inset: 0;
  background: var(--tour-bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  z-index: 50;
  transition: opacity 0.8s ease;
}
.tour-loading.is-hidden {
  opacity: 0;
  pointer-events: none;
}
.tour-loading-spinner {
  width: 48px;
  height: 48px;
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--tour-accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}
.tour-loading p {
  font-size: 0.85rem;
  color: var(--tour-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Fallback */
.tour-fallback {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  z-index: 100;
  background: var(--tour-bg);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.2s !important;
  }
  .tour-hotspot { animation: none; }
}