/* ============================================
   🌟 EFFETS CSS AVANCÉS – Bibliothèque complète
   Compatible avec ta charte utilitaire
   ============================================ */

/* === 🧱 Ombres générales : douces, sèches, profondes === */
.shadow-none            { box-shadow: none !important; }

.shadow-soft            { box-shadow: 0 0.4rem 1.6rem rgba(0, 0, 0, 0.15), 0 0.2rem 0.4rem rgba(0, 0, 0, 0.06); }
.shadow-light           { box-shadow: 0 0.2rem 0.6rem rgba(0, 0, 0, 0.08); }
.shadow-medium          { box-shadow: 0 0.6rem 1.2rem rgba(0, 0, 0, 0.12); }
.shadow-deep            { box-shadow: 0 1.2rem 2.4rem rgba(0, 0, 0, 0.2); }
.shadow-hard            { box-shadow: 0 0.4rem 1.2rem rgba(0, 0, 0, 0.3); }
.shadow-brutal          { box-shadow: 0 1rem 1rem rgba(0, 0, 0, 0.4); }

/* === ✨ Ombres en relief (effet bossé) === */
.shadow-bump {
  box-shadow:
    inset 0 -3px 5px rgba(255, 255, 255, 0.6),
    inset 0 3px 5px rgba(0, 0, 0, 0.2);
}
.shadow-depressed {
  box-shadow:
    inset 0 4px 8px rgba(0, 0, 0, 0.4),
    inset 0 -2px 2px rgba(255, 255, 255, 0.2);
}

/* === 🎮 Ombres 3D et profondes === */
.shadow-3d              { box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.25), 0 0.2rem 0.6rem rgba(0, 0, 0, 0.2); transform: translateZ(0); will-change: transform; }
.shadow-float           { box-shadow: 0 1.4rem 3rem rgba(0, 0, 0, 0.25); }
.shadow-bottom-spread   { box-shadow: 0 2rem 2rem -1rem rgba(0, 0, 0, 0.3); }
.shadow-side-deep       { box-shadow: 2rem 0 2rem -1rem rgba(0, 0, 0, 0.15); }

/* === 🌈 Ombres colorées === */
.shadow-primary         { box-shadow: 0 0.4rem 1.2rem var(--color-primary-light); }
.shadow-accent          { box-shadow: 0 0.4rem 1.2rem var(--color-accent); }
.shadow-focus           { box-shadow: 0 0 0 0.3rem var(--color-focus); }

/* === 🌀 Hover combinés pour ombres === */
.shadow-hover-bump:hover { box-shadow:
    inset 0 4px 8px rgba(0, 0, 0, 0.4),
    inset 0 -2px 2px rgba(255, 255, 255, 0.2); }
.shadow-hover-depressed:hover { box-shadow:
    inset 0 4px 8px rgba(0, 0, 0, 0.4),
    inset 0 -2px 2px rgba(255, 255, 255, 0.2); }
.shadow-hover-float:hover { box-shadow: 0 2.4rem 4rem rgba(0, 0, 0, 0.35); transform: translateY(-0.5rem); transition: 0.3s ease; }

/* === 🎯 Hover underline animé === */
.link-underline-hover {
  position: relative;
  display: inline-block;
}
.link-underline-hover::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  width: 0;
  background: var(--color-primary-light);
  transition: width 0.3s ease;
}
.link-underline-hover:hover::after {
  width: 100%;
}
.link-underline-center::after {
  left: 50%;
  transform: translateX(-50%);
}

/* === 💫 Glow lumineux === */
.hover-glow {
  transition: box-shadow 0.3s ease;
}
.hover-glow:hover {
  box-shadow: 0 0 2rem var(--color-primary-light);
}

/* === 🚀 Hover pop (scale + ombre) === */
.hover-pop {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.hover-pop:hover {
  transform: scale(1.05);
  box-shadow: 0 1.2rem 2.4rem rgba(0,0,0,0.15);
}

/* === 🪁 Hover lift === */
.hover-lift {
  transition: transform 0.3s ease;
}
.hover-lift:hover {
  transform: translateY(-0.5rem);
}

/* === 🎬 Reveal bounce-in (IntersectionObserver) === */
.reveal-bounce-in {
  opacity: 0;
  transform: scale(0.9);
  transition: 0.6s cubic-bezier(.175, .885, .32, 1.275);
}
.reveal-bounce-in.in-view {
  opacity: 1;
  transform: scale(1);
}

/* === ✍️ Hover border animate === */
.hover-border-animate {
  position: relative;
  transition: all 0.3s ease;
}
.hover-border-animate::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 2px solid var(--color-primary-light);
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.3s ease;
  pointer-events: none;
}
.hover-border-animate:hover::before {
  opacity: 1;
  transform: scale(1);
}

/* === 🔄 Hover rotate === */
.hover-rotate {
  transition: transform 0.3s ease;
}
.hover-rotate:hover {
  transform: rotate(2deg);
}

/* === 💥 Pulse animation === */
.pulse {
  animation: pulseAnim 1.5s infinite;
}
@keyframes pulseAnim {
  0%   { transform: scale(1); opacity: 1; }
  50%  { transform: scale(1.05); opacity: 0.7; }
  100% { transform: scale(1); opacity: 1; }
}
/* === 🎬 Base "reveal" === */
.reveal {
  opacity: 0;
  visibility: hidden;
  transition: all 0.7s ease-out;
  will-change: opacity, transform;
}

/* === ✅ Quand visible (via IntersectionObserver) === */
.reveal.in-view {
  opacity: 1;
  visibility: visible;
  transform: none;
}

/* === Direction : Bas */
.slide-up         { transform: translateY(4rem); }
.slide-up.in-view { transform: translateY(0); }

/* === Direction : Haut */
.slide-down         { transform: translateY(-4rem); }
.slide-down.in-view { transform: translateY(0); }

/* === Direction : Gauche */
.slide-right         { transform: translateX(-4rem); }
.slide-right.in-view { transform: translateX(0); }

/* === Direction : Droite */
.slide-left         { transform: translateX(4rem); }
.slide-left.in-view { transform: translateX(0); }

/* === Apparition en fondu uniquement */
.fade-in {
  opacity: 0;
  transition: opacity 0.6s ease-out;
}
.fade-in.in-view {
  opacity: 1;
}