/* =========================================
   HERO — Canvas, Loader, Panels, Scroll Indicator
   ========================================= */

/* ── Fond CSS studio (canvas transparent) ── */
#scene-bg {
  position: fixed;
  inset: 0;
  z-index: -2;
  /* Spotlight studio : blanc éclatant au centre, bords gris naturels */
  background: radial-gradient(ellipse 95% 90% at 50% 42%,
    #ffffff 0%, #f4f4f4 40%, #d6d6d6 100%);
}

/* ── Three.js Canvas ── */
#three-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: var(--z-canvas);
  display: block;
  pointer-events: none;
}

/* ── Glacier gradient overlay ── */
#gradient-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: var(--z-gradient);
  background: linear-gradient(170deg, var(--color-glacier-hi) 0%, var(--color-glacier-lo) 100%);
  opacity: 0;
  pointer-events: none;
  will-change: opacity;
}


/* ── Vignette cinématique ── */
#hero-vignette {
  position: fixed;
  inset: 0;
  z-index: 3;
  background: radial-gradient(ellipse 82% 82% at 50% 50%,
    transparent 32%, rgba(0, 0, 0, 0.16) 100%);
  pointer-events: none;
}

/* ── Hero statement — grande phrase italique ── */
#hero-statement {
  position: fixed;
  bottom: 2.8rem;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  z-index: 4;
  pointer-events: none;
  white-space: nowrap;
  transition: opacity 0.4s ease;
}

.hero-statement-line {
  display: inline;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(2.4rem, 4vw, 3.8rem);
  color: rgba(0, 0, 0, 0.18);
  letter-spacing: -0.01em;
}

/* ── Loader ── */
#loader {
  position: fixed;
  inset: 0;
  z-index: var(--z-loader);
  background: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.9s var(--ease-out), visibility 0.9s var(--ease-out);
}

#loader.loaded {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.loader-logo {
  width: 120px;
  height: auto;
  opacity: 0.75;
}

.loader-text {
  font-size: var(--text-label);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-brand);
  font-weight: 500;
}

/* ── Scroll indicator ── */
#scroll-indicator {
  position: fixed;
  bottom: 2rem;
  right: 2.5rem;
  z-index: var(--z-nav);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  opacity: 1;
  transition: opacity 0.5s ease;
  pointer-events: none;
}

.scroll-label {
  font-size: 0.55rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(0, 0, 0, 0.45);
  margin-bottom: 4px;
}

.scroll-mouse {
  width: 20px;
  height: 32px;
  border: 1.5px solid rgba(0, 0, 0, 0.5);
  border-radius: 10px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: 5px;
}

.scroll-wheel {
  width: 2.5px;
  height: 5px;
  background: rgba(0, 0, 0, 0.65);
  border-radius: 2px;
  opacity: 0;
}

/* ── Fixed panels ── */
.panel {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  z-index: var(--z-panels);
  opacity: 0;
  pointer-events: none;
}

.panel-right {
  right: var(--space-lg);
  width: min(38vw, 420px);
}

.panel-left {
  left: var(--space-lg);
  width: min(38vw, 420px);
}

.panel.panel-visible {
  pointer-events: auto;
}

.panel-content {
  padding: 1.75rem 2.25rem;
  background: rgba(255, 255, 255, 0.91);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow:
    0 2px 6px  rgba(0, 0, 0, 0.04),
    0 8px 40px rgba(0, 0, 0, 0.07);
  border-radius: var(--radius-sm);
}

.panel-label {
  display: block;
  font-size: var(--text-label);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-brand);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.panel-title {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2vw, 1.7rem);
  font-weight: 700;
  color: var(--color-text-dark);
  line-height: 1.1;
  margin-bottom: 0.6rem;
}

.panel-text {
  font-size: 0.88rem;
  line-height: 1.65;
  color: #1a1a1a;
  margin-bottom: 0.75rem;
}

.panel-text:last-of-type {
  margin-bottom: var(--space-sm);
}

.panel-link {
  display: inline-block;
  font-size: var(--text-small);
  letter-spacing: 0.06em;
  color: var(--color-brand);
  border-bottom: 1px solid rgba(0, 74, 173, 0.3);
  padding-bottom: 1px;
  transition: border-color var(--transition-fast), opacity var(--transition-fast);
}

.panel-link:hover {
  border-color: var(--color-brand);
  opacity: 0.75;
}

/* ── Event single (panel-upcoming — un seul événement) ── */
.event-single {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin: 0.6rem 0 0.75rem;
  padding-top: 0.6rem;
  border-top: 1px solid rgba(0, 0, 0, 0.07);
}

.event-single-row {
  display: flex;
  gap: 1rem;
  align-items: baseline;
}

.event-single-key {
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-brand);
  font-weight: 600;
  min-width: 52px;
  flex-shrink: 0;
}

.event-single-val {
  font-size: 0.92rem;
  color: var(--color-text-dark);
  line-height: 1.4;
}

/* ── Event timeline (inside panel-events) ── */
.event-timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding-left: var(--space-sm);
  border-left: 1px solid rgba(0, 74, 173, 0.18);
  margin-top: var(--space-sm);
}

.event-item {
  position: relative;
  padding-left: var(--space-sm);
}

.event-dot {
  position: absolute;
  left: calc(0px - var(--space-md) - 4px);
  top: 5px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-brand);
  opacity: 0.5;
}

.event-item--featured .event-dot {
  opacity: 1;
  width: 10px;
  height: 10px;
  left: calc(0px - var(--space-md) - 5.5px);
  top: 3px;
  box-shadow: 0 0 0 3px rgba(0, 74, 173, 0.15);
}

.event-date {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-brand);
  font-weight: 600;
  margin-bottom: 5px;
}

.event-name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 4px;
}

.event-desc {
  font-size: 0.82rem;
  color: #666;
  line-height: 1.65;
}

.event-link {
  display: inline-block;
  margin-top: 6px;
  font-size: 0.78rem;
  color: var(--color-brand);
  border-bottom: 1px solid rgba(0, 74, 173, 0.3);
  letter-spacing: 0.04em;
  transition: opacity var(--transition-fast);
}

.event-link:hover { opacity: 0.7; }

/* ── Watermark outline — z-index -1 = entre fond CSS et canvas WebGL ── */
#hero-watermark {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-logo);
  font-weight: 900;
  font-style: italic;
  font-size: clamp(10rem, 22vw, 22rem);
  letter-spacing: -0.02em;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(0, 0, 0, 0.07);
  z-index: -1;
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
  transition: opacity 0.4s ease;
}

/* ── Titre vertical gauche ── */
#hero-label-vertical {
  position: fixed;
  left: 1.6rem;
  top: 50%;
  transform: translateY(-50%) rotate(-90deg);
  transform-origin: center center;
  font-size: 0.6rem;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: rgba(0, 0, 0, 0.25);
  white-space: nowrap;
  z-index: 3;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

/* ── Badge modèle + tagline ── */
#hero-badge {
  position: fixed;
  bottom: 3rem;
  left: 2.5rem;
  z-index: var(--z-nav);
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.hero-badge-model {
  display: block;
  font-size: 0.6rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: rgba(0, 0, 0, 0.32);
  margin-bottom: 0.4rem;
}

.hero-badge-tagline {
  display: block;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.05rem;
  color: rgba(0, 0, 0, 0.56);
  line-height: 1.2;
}

/* ── Dots de navigation droite ── */
#scroll-nav-dots {
  position: fixed;
  right: 2rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: var(--z-nav);
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.scroll-dot {
  width: 1px;
  height: 16px;
  background: rgba(0, 0, 0, 0.18);
  transition: height 0.35s var(--ease-out), background 0.35s var(--ease-out);
}

.scroll-dot.active {
  height: 36px;
  background: rgba(0, 0, 0, 0.62);
}

/* ── Mobile : masquer éléments décoratifs (trop serré) ── */
@media (max-width: 767px) {
  #hero-label-vertical,
  #scroll-nav-dots,
  #hero-badge {
    display: none;
  }

  /* Watermark AOC — visible et centré sur mobile, taille calculée pour ne pas dépasser 100vw */
  #hero-watermark {
    font-size: clamp(7rem, 36vw, 14rem);
    -webkit-text-stroke: 1.5px rgba(0, 0, 0, 0.13);
    letter-spacing: 0.04em;
  }

  /* Alps Owners Club — remonté en haut de l'écran */
  #hero-statement {
    white-space: normal;
    width: 90%;
    font-size: clamp(1.1rem, 4.5vw, 1.7rem);
    bottom: auto;
    top: 22%;
  }
}

/* ── Mobile adaptations ── */
@media (max-width: 767px) {
  .panel {
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    transform: none;
  }

  .panel-right,
  .panel-left {
    left: 0;
    right: 0;
    width: 100%;
  }

  .panel-content {
    padding: var(--space-sm) var(--space-md);
    border-radius: 0;
    max-height: 42vh;
    overflow-y: auto;
    border-left: none;
    border-right: none;
    border-bottom: none;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
  }

  .panel-title {
    font-size: clamp(1.3rem, 5vw, 1.8rem);
    margin-bottom: var(--space-sm);
  }

  .panel-text {
    font-size: 0.82rem;
  }

  #scroll-indicator {
    right: 1.25rem;
    bottom: 2rem;
  }
}