/* =========================================================
   MAISON HSA — Animations Premium
   Loading screen · Custom cursor · 3D tilt · Text reveals
   ========================================================= */

/* ========== LOADING SCREEN ========== */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--noir);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 1s ease-out, visibility 1s ease-out;
}

.preloader.loaded {
  opacity: 0;
  visibility: hidden;
}

.preloader-logo {
  font-family: var(--font-titre);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  letter-spacing: 0.2em;
  color: var(--blanc);
  text-transform: uppercase;
  font-weight: 300;
  display: flex;
  gap: 0.5rem;
  overflow: hidden;
}

.preloader-logo span {
  display: inline-block;
  opacity: 0;
  transform: translateY(100%);
  animation: logoReveal 0.8s cubic-bezier(0.5, 0, 0.1, 1) forwards;
}

.preloader-logo .accent {
  color: var(--dore);
  font-style: italic;
}

@keyframes logoReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.preloader-line {
  width: 200px;
  height: 1px;
  background: rgba(201, 169, 97, 0.2);
  margin-top: 2rem;
  position: relative;
  overflow: hidden;
}

.preloader-line::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--dore);
  transform: translateX(-100%);
  animation: progress 2.2s ease-in-out forwards;
  animation-delay: 0.4s;
}

@keyframes progress {
  to { transform: translateX(0); }
}

.preloader-tagline {
  margin-top: 1.5rem;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(201, 169, 97, 0.7);
  opacity: 0;
  animation: fadeIn 0.6s ease-out forwards;
  animation-delay: 1.5s;
}

@keyframes fadeIn {
  to { opacity: 1; }
}

/* Particules dorées */
.preloader-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--dore);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--dore);
  opacity: 0;
  animation: particleFloat 4s ease-out infinite;
}

@keyframes particleFloat {
  0% {
    opacity: 0;
    transform: translateY(100vh) scale(0);
  }
  20% {
    opacity: 1;
    transform: translateY(60vh) scale(1);
  }
  100% {
    opacity: 0;
    transform: translateY(-20vh) scale(0.3);
  }
}

/* Cacher le contenu pendant le chargement
   IMPORTANT : on cache uniquement le scroll, pas le contenu lui-même
   (le preloader couvre déjà tout visuellement). Si le JS échoue,
   le contenu reste visible et utilisable. */
body.loading {
  overflow: hidden;
}

/* ========== CURSEUR PERSONNALISÉ ========== */
@media (hover: hover) and (pointer: fine) {
  body {
    cursor: none;
  }

  a, button, .btn, .segment-card, .galerie-item, .apercu-img,
  .equipe-card, input, textarea, select, .menu-toggle {
    cursor: none !important;
  }

  .cursor-dot,
  .cursor-ring {
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 9998;
    will-change: transform;
    mix-blend-mode: difference;
  }

  .cursor-dot {
    width: 6px;
    height: 6px;
    background: var(--dore);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.2s ease, height 0.2s ease, background 0.2s ease;
  }

  .cursor-ring {
    width: 36px;
    height: 36px;
    border: 1px solid var(--dore);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease, border-color 0.3s ease, background 0.3s ease;
  }

  .cursor-hover .cursor-dot {
    width: 0;
    height: 0;
  }

  .cursor-hover .cursor-ring {
    width: 60px;
    height: 60px;
    background: rgba(201, 169, 97, 0.15);
    border-color: var(--dore-clair);
  }
}

/* Cacher le curseur custom sur mobile */
@media (hover: none), (pointer: coarse) {
  .cursor-dot, .cursor-ring { display: none; }
}

/* ========== 3D TILT CARDS ========== */
.tilt-card {
  transform-style: preserve-3d;
  transform: perspective(1000px) rotateX(0) rotateY(0);
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: transform;
}

.tilt-card-inner {
  transform: translateZ(20px);
  transition: transform 0.4s ease;
}

.segment-card.tilt-card:hover {
  transform: perspective(1000px) translateY(-8px);
}

/* ========== SPLIT TEXT REVEAL ========== */
.split-line {
  display: block;
  overflow: hidden;
  line-height: 1.15;
}

.split-word {
  display: inline-block;
  transform: translateY(110%);
  opacity: 0;
  transition: transform 1s cubic-bezier(0.5, 0, 0.1, 1), opacity 1s ease;
  margin-right: 0.25em;
}

.split-word.revealed {
  transform: translateY(0);
  opacity: 1;
}

/* ========== SCROLL REVEAL UNIVERSAL ========== */
.reveal {
  opacity: 0;
  transform: translateY(60px);
  transition: opacity 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ========== BOUTONS MAGNÉTIQUES ========== */
.btn-magnetic {
  position: relative;
  display: inline-block;
  transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: transform;
}

/* ========== GALERIE LIGHTBOX ========== */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 10, 0.95);
  z-index: 9997;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
  backdrop-filter: blur(20px);
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border: 1px solid rgba(201, 169, 97, 0.3);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.8);
  transform: scale(0.9);
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.lightbox.active .lightbox-img {
  transform: scale(1);
}

.lightbox-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background: transparent;
  border: 1px solid var(--dore);
  color: var(--dore-clair);
  cursor: pointer;
  font-size: 1.5rem;
  font-family: var(--font-titre);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.lightbox-close:hover {
  background: var(--dore);
  color: var(--noir);
  transform: rotate(90deg);
}

.lightbox-caption {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--dore-clair);
  font-family: var(--font-titre);
  font-style: italic;
  font-size: 1.2rem;
  letter-spacing: 0.05em;
}

/* Gallery hover 3D enhancement (desktop uniquement) */
@media (hover: hover) and (pointer: fine) {
  .galerie-item {
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                box-shadow 0.6s ease;
  }

  .galerie-item:hover {
    transform: scale(1.04) translateZ(30px);
    box-shadow: 0 30px 60px rgba(10, 10, 10, 0.5);
    z-index: 5;
  }

  .galerie-grid {
    perspective: 1500px;
  }
}

/* Galerie sur mobile : sur tap, afficher le label en permanence */
@media (hover: none), (pointer: coarse) {
  .galerie-item::after {
    opacity: 1 !important;
    transform: translateY(0) !important;
    background: rgba(10, 10, 10, 0.6);
    padding: 0.5rem 0.8rem;
    border-radius: 2px;
    font-size: 0.95rem;
  }
  .galerie-item::before {
    opacity: 0.3 !important;
  }
}

/* ========== HERO TEXT WOW ========== */
.hero h1 {
  position: relative;
}

.hero h1 em {
  display: inline-block;
  position: relative;
}

.hero h1 em::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--dore), transparent);
  transform: scaleX(0);
  transform-origin: left;
  animation: lineReveal 1.5s ease-out 2s forwards;
}

@keyframes lineReveal {
  to { transform: scaleX(1); }
}

/* ========== SCROLL PROGRESS BAR ========== */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--dore), var(--dore-clair));
  z-index: 10000;
  transition: width 0.1s ease-out;
}

/* ========== SECTION TRANSITIONS WITH SCALE ========== */
.section-noir, .section-beige {
  position: relative;
  overflow: hidden;
}

.section-noir::before,
.section-beige::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 0;
  width: 100%;
  height: 100px;
  background: inherit;
  transform: skewY(-2deg);
  transform-origin: top left;
}

/* ========== RESPECT DES PRÉFÉRENCES ACCESSIBILITÉ ========== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .preloader { display: none; }
  .cursor-dot, .cursor-ring { display: none; }
  body { cursor: auto !important; }
}