/* ============================================================
   LEXIQUE WOW — Effets visuels haut de gamme
   Magic Nav · Liquid Glass · Spotlight · Tilt 3D · Mesh
   Curseur custom · Reveal cascade
   ============================================================ */

:root {
  --wow-coral:    #ff6b5b;
  --wow-magenta:  #e94f8a;
  --wow-saffron:  #ffb547;
  --wow-cyan:     #38c5d8;
  --wow-violet:   #8b6fdf;
  --wow-lime:     #a8d65c;
  --wow-blob-blur: 90px;
}

/* =========================================================
   1. MESH GRADIENT BACKGROUND — blobs colorés mouvants
   ========================================================= */
body.wow {
  position: relative;
  overflow-x: hidden;
}

.wow-mesh {
  position: fixed;
  inset: -10vh -10vw;
  z-index: -1;
  pointer-events: none;
  filter: blur(var(--wow-blob-blur)) saturate(1.1);
  opacity: 0.55;
}
[data-theme="dark"] .wow-mesh { opacity: 0.4; }

.wow-blob {
  position: absolute;
  width: 45vw;
  height: 45vw;
  border-radius: 50%;
  mix-blend-mode: multiply;
  will-change: transform;
}
[data-theme="dark"] .wow-blob { mix-blend-mode: screen; opacity: 0.7; }

.wow-blob.b1 { background: radial-gradient(circle, var(--wow-coral) 0%, transparent 65%);   top: -8%;  left: -8%;  animation: blobFloat1 22s ease-in-out infinite alternate; }
.wow-blob.b2 { background: radial-gradient(circle, var(--wow-cyan) 0%, transparent 65%);    top: 20%;  right: -12%; animation: blobFloat2 26s ease-in-out infinite alternate; }
.wow-blob.b3 { background: radial-gradient(circle, var(--wow-saffron) 0%, transparent 65%); bottom: -10%; left: 25%; animation: blobFloat3 30s ease-in-out infinite alternate; }
.wow-blob.b4 { background: radial-gradient(circle, var(--wow-magenta) 0%, transparent 65%); top: 50%;  left: -15%; animation: blobFloat4 24s ease-in-out infinite alternate; }
.wow-blob.b5 { background: radial-gradient(circle, var(--wow-violet) 0%, transparent 65%);  bottom: 5%; right: 10%; animation: blobFloat5 28s ease-in-out infinite alternate; }

@keyframes blobFloat1 { from { transform: translate(0,0) scale(1); } to { transform: translate(15vw, 20vh) scale(1.2); } }
@keyframes blobFloat2 { from { transform: translate(0,0) scale(1.1); } to { transform: translate(-20vw, 15vh) scale(0.9); } }
@keyframes blobFloat3 { from { transform: translate(0,0) scale(0.9); } to { transform: translate(10vw, -15vh) scale(1.15); } }
@keyframes blobFloat4 { from { transform: translate(0,0) scale(1); } to { transform: translate(25vw, -10vh) scale(1.1); } }
@keyframes blobFloat5 { from { transform: translate(0,0) scale(1.05); } to { transform: translate(-15vw, 10vh) scale(0.95); } }

/* =========================================================
   2. LIQUID GLASS NAV — verre dépoli iOS 26 style
   ========================================================= */
body.wow .nav-bar {
  background: rgba(255, 252, 244, 0.55) !important;
  backdrop-filter: blur(28px) saturate(1.6);
  -webkit-backdrop-filter: blur(28px) saturate(1.6);
  border-bottom: 1px solid rgba(255,255,255,0.5) !important;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.8) inset,
    0 8px 30px rgba(0,0,0,0.06),
    0 1px 3px rgba(0,0,0,0.04);
  position: relative;
  overflow: hidden;
}
[data-theme="dark"] body.wow .nav-bar {
  background: rgba(20, 18, 14, 0.55) !important;
  border-bottom: 1px solid rgba(255,255,255,0.08) !important;
  box-shadow: 0 1px 0 rgba(255,255,255,0.06) inset, 0 8px 30px rgba(0,0,0,0.5);
}

/* Refraction shimmer */
body.wow .nav-bar::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(110deg,
    transparent 30%,
    rgba(255,255,255,0.3) 45%,
    rgba(255,255,255,0.5) 50%,
    rgba(255,255,255,0.3) 55%,
    transparent 70%);
  background-size: 200% 100%;
  animation: navShimmer 8s ease-in-out infinite;
  pointer-events: none;
  mix-blend-mode: overlay;
}
[data-theme="dark"] body.wow .nav-bar::before { mix-blend-mode: screen; opacity: 0.3; }
@keyframes navShimmer {
  0%, 100% { background-position: 200% 0; }
  50%      { background-position: -200% 0; }
}

/* =========================================================
   3. MAGIC NAV — indicateur fluide qui suit l'actif
   ========================================================= */
body.wow .nav-chapters {
  position: relative;
}

body.wow .magic-indicator {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  height: 32px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--wow-coral), var(--wow-magenta));
  box-shadow:
    0 4px 20px rgba(255,107,91,0.45),
    0 1px 0 rgba(255,255,255,0.5) inset;
  transition:
    left 0.55s cubic-bezier(0.34, 1.4, 0.64, 1),
    width 0.55s cubic-bezier(0.34, 1.4, 0.64, 1),
    background 0.4s ease;
  pointer-events: none;
  z-index: 0;
}

body.wow .nav-chapter {
  position: relative;
  z-index: 1;
  transition: color 0.3s ease, transform 0.3s ease;
}
body.wow .nav-chapter.active {
  color: white !important;
  background: transparent !important;
  font-weight: 600;
}
body.wow .nav-chapter:not(.active):hover {
  color: var(--wow-coral) !important;
  transform: translateY(-1px);
}

/* Family-tinted indicator */
body.wow .magic-indicator[data-fam="termes"]    { background: linear-gradient(135deg, #6e8b3d, #a8d65c); box-shadow: 0 4px 20px rgba(168,214,92,0.45), 0 1px 0 rgba(255,255,255,0.5) inset; }
body.wow .magic-indicator[data-fam="minerales"] { background: linear-gradient(135deg, var(--wow-coral), var(--wow-saffron)); box-shadow: 0 4px 20px rgba(255,107,91,0.45), 0 1px 0 rgba(255,255,255,0.5) inset; }
body.wow .magic-indicator[data-fam="vegetales"] { background: linear-gradient(135deg, #4a7a3a, var(--wow-lime)); box-shadow: 0 4px 20px rgba(74,122,58,0.45), 0 1px 0 rgba(255,255,255,0.5) inset; }
body.wow .magic-indicator[data-fam="animales"]  { background: linear-gradient(135deg, #8b3a3a, var(--wow-magenta)); box-shadow: 0 4px 20px rgba(139,58,58,0.45), 0 1px 0 rgba(255,255,255,0.5) inset; }
body.wow .magic-indicator[data-fam="specifiques"] { background: linear-gradient(135deg, var(--wow-cyan), var(--wow-violet)); box-shadow: 0 4px 20px rgba(56,197,216,0.45), 0 1px 0 rgba(255,255,255,0.5) inset; }
body.wow .magic-indicator[data-fam="certifications"] { background: linear-gradient(135deg, var(--wow-saffron), var(--wow-coral)); box-shadow: 0 4px 20px rgba(255,181,71,0.45), 0 1px 0 rgba(255,255,255,0.5) inset; }
body.wow .magic-indicator[data-fam="index"] { background: linear-gradient(135deg, #555, #888); box-shadow: 0 4px 20px rgba(0,0,0,0.25), 0 1px 0 rgba(255,255,255,0.5) inset; }
body.wow .magic-indicator[data-fam="cover"] { background: linear-gradient(135deg, var(--wow-violet), var(--wow-magenta)); box-shadow: 0 4px 20px rgba(139,111,223,0.45), 0 1px 0 rgba(255,255,255,0.5) inset; }

/* =========================================================
   4. SPOTLIGHT — halo qui suit le curseur sur les cartes
   ========================================================= */
body.wow .fiche,
body.wow .entry,
body.wow .matiere-card {
  position: relative;
  isolation: isolate;
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.4s ease;
  cursor: pointer;
}
body.wow .fiche::before,
body.wow .entry::before,
body.wow .matiere-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: radial-gradient(
    320px circle at var(--mx, 50%) var(--my, 50%),
    rgba(255,107,91,0.18),
    transparent 45%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: -1;
}
body.wow .fiche:hover::before,
body.wow .entry:hover::before,
body.wow .matiere-card:hover::before {
  opacity: 1;
}

/* Family-tinted spotlight */
body.wow .fam-minerales .fiche::before,
body.wow .page-fam-minerales .fiche::before,
body.wow .fam-minerales .entry::before {
  background: radial-gradient(320px circle at var(--mx, 50%) var(--my, 50%), rgba(255,107,91,0.22), transparent 45%);
}
body.wow .fam-vegetales .fiche::before,
body.wow .page-fam-vegetales .fiche::before {
  background: radial-gradient(320px circle at var(--mx, 50%) var(--my, 50%), rgba(168,214,92,0.25), transparent 45%);
}
body.wow .fam-animales .fiche::before,
body.wow .page-fam-animales .fiche::before {
  background: radial-gradient(320px circle at var(--mx, 50%) var(--my, 50%), rgba(233,79,138,0.20), transparent 45%);
}
body.wow .fam-specifiques .fiche::before,
body.wow .page-fam-specifiques .fiche::before {
  background: radial-gradient(320px circle at var(--mx, 50%) var(--my, 50%), rgba(56,197,216,0.22), transparent 45%);
}

/* =========================================================
   5. TILT 3D — rotation perspective au hover
   ========================================================= */
body.wow .book {
  perspective: 1400px;
}
body.wow .fiche {
  transform-style: preserve-3d;
  transition: transform 0.35s cubic-bezier(0.2, 0.9, 0.3, 1.2), box-shadow 0.4s ease;
}
body.wow .fiche.tilting {
  transform: perspective(1000px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateZ(8px);
  box-shadow:
    0 20px 50px rgba(0,0,0,0.18),
    0 6px 20px rgba(255,107,91,0.25);
}
body.wow .fam-vegetales .fiche.tilting { box-shadow: 0 20px 50px rgba(0,0,0,0.18), 0 6px 20px rgba(168,214,92,0.3); }
body.wow .fam-animales  .fiche.tilting { box-shadow: 0 20px 50px rgba(0,0,0,0.18), 0 6px 20px rgba(233,79,138,0.3); }
body.wow .fam-specifiques .fiche.tilting { box-shadow: 0 20px 50px rgba(0,0,0,0.18), 0 6px 20px rgba(56,197,216,0.3); }

/* =========================================================
   6. CURSEUR CUSTOM
   ========================================================= */
body.wow {
  cursor: none;
}
body.wow a, body.wow button, body.wow .fiche, body.wow .entry,
body.wow input, body.wow select, body.wow textarea {
  cursor: none;
}

.wow-cursor {
  position: fixed;
  top: 0; left: 0;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--wow-coral);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition:
    width 0.25s cubic-bezier(0.2,0.9,0.3,1.2),
    height 0.25s cubic-bezier(0.2,0.9,0.3,1.2),
    background 0.3s ease,
    border-radius 0.3s ease,
    opacity 0.2s ease;
  mix-blend-mode: difference;
}
.wow-cursor.hover {
  width: 42px; height: 42px;
  background: white;
  mix-blend-mode: difference;
}
.wow-cursor.click {
  width: 8px; height: 8px;
}
.wow-cursor-ring {
  position: fixed;
  top: 0; left: 0;
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1.5px solid var(--wow-coral);
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.18s ease-out, border-color 0.3s ease, opacity 0.2s ease;
  opacity: 0.6;
}
.wow-cursor-ring.hover {
  transform: translate(-50%, -50%) scale(1.5);
  border-color: var(--wow-magenta);
  opacity: 0.9;
}

/* Hide cursor when not on the page */
.wow-cursor.hidden, .wow-cursor-ring.hidden { opacity: 0; }

/* =========================================================
   7. REVEAL ON SCROLL — fiches qui apparaissent en cascade
   ========================================================= */
body.wow [data-reveal] {
  opacity: 0;
  transform: translateY(30px) scale(0.96);
  transition:
    opacity 0.7s cubic-bezier(0.2, 0.9, 0.3, 1),
    transform 0.7s cubic-bezier(0.2, 0.9, 0.3, 1);
}
body.wow [data-reveal].revealed {
  opacity: 1;
  transform: translateY(0) scale(1);
}
body.wow [data-reveal-delay="1"] { transition-delay: 0.06s; }
body.wow [data-reveal-delay="2"] { transition-delay: 0.12s; }
body.wow [data-reveal-delay="3"] { transition-delay: 0.18s; }
body.wow [data-reveal-delay="4"] { transition-delay: 0.24s; }
body.wow [data-reveal-delay="5"] { transition-delay: 0.30s; }
body.wow [data-reveal-delay="6"] { transition-delay: 0.36s; }

/* =========================================================
   8. PAGES : couleurs accentuées
   ========================================================= */
body.wow .page {
  background:
    radial-gradient(800px 400px at 100% 0%, rgba(255,181,71,0.10), transparent 60%),
    radial-gradient(600px 400px at 0% 100%, rgba(56,197,216,0.08), transparent 60%),
    var(--paper);
  border-radius: 4px;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.8) inset,
    0 24px 60px rgba(0,0,0,0.08),
    0 4px 12px rgba(0,0,0,0.04);
  transition: box-shadow 0.5s ease;
}
body.wow .page:hover {
  box-shadow:
    0 1px 0 rgba(255,255,255,0.8) inset,
    0 30px 80px rgba(0,0,0,0.12),
    0 6px 20px rgba(255,107,91,0.10);
}

body.wow .fam-minerales .page,
body.wow .page.page-fam-minerales {
  background:
    radial-gradient(800px 400px at 100% 0%, rgba(255,107,91,0.14), transparent 60%),
    radial-gradient(600px 400px at 0% 100%, rgba(255,181,71,0.10), transparent 60%),
    var(--paper);
}
body.wow .fam-vegetales .page,
body.wow .page.page-fam-vegetales {
  background:
    radial-gradient(800px 400px at 100% 0%, rgba(168,214,92,0.16), transparent 60%),
    radial-gradient(600px 400px at 0% 100%, rgba(74,122,58,0.10), transparent 60%),
    var(--paper);
}
body.wow .fam-animales .page,
body.wow .page.page-fam-animales {
  background:
    radial-gradient(800px 400px at 100% 0%, rgba(233,79,138,0.13), transparent 60%),
    radial-gradient(600px 400px at 0% 100%, rgba(139,58,58,0.10), transparent 60%),
    var(--paper);
}
body.wow .fam-specifiques .page,
body.wow .page.page-fam-specifiques {
  background:
    radial-gradient(800px 400px at 100% 0%, rgba(56,197,216,0.15), transparent 60%),
    radial-gradient(600px 400px at 0% 100%, rgba(139,111,223,0.10), transparent 60%),
    var(--paper);
}

/* =========================================================
   9. TYPOGRAPHIE — accents colorés
   ========================================================= */
body.wow .section-title em,
body.wow .fiche-h2 em,
body.wow .opener-title em {
  background: linear-gradient(135deg, var(--wow-coral), var(--wow-magenta));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-style: italic;
}
body.wow .fam-vegetales .section-title em,
body.wow .fam-vegetales .fiche-h2 em {
  background: linear-gradient(135deg, #4a7a3a, var(--wow-lime));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
body.wow .fam-animales .section-title em,
body.wow .fam-animales .fiche-h2 em {
  background: linear-gradient(135deg, #8b3a3a, var(--wow-magenta));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
body.wow .fam-specifiques .section-title em,
body.wow .fam-specifiques .fiche-h2 em {
  background: linear-gradient(135deg, var(--wow-cyan), var(--wow-violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* =========================================================
   10. BADGES & ACCENTS — plus vibrants
   ========================================================= */
body.wow .badge,
body.wow .fiche-badge {
  background: linear-gradient(135deg, var(--wow-saffron), var(--wow-coral));
  color: white;
  border: none;
  box-shadow: 0 2px 8px rgba(255,181,71,0.35);
  transition: transform 0.2s ease;
}
body.wow .badge:hover,
body.wow .fiche-badge:hover {
  transform: translateY(-1px) scale(1.04);
}

/* NPK bars */
body.wow .npk-bar-fill,
body.wow .fiche-npk-bar-fill {
  background: linear-gradient(90deg, var(--wow-coral), var(--wow-magenta)) !important;
  box-shadow: 0 0 8px rgba(255,107,91,0.4);
}

/* =========================================================
   11. OPENER CHAPITRE — explosion de couleur
   ========================================================= */
body.wow .opener-page,
body.wow .page[data-fam] {
  position: relative;
}
body.wow .opener-num {
  background: linear-gradient(135deg, var(--wow-coral), var(--wow-magenta), var(--wow-saffron));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 4px 12px rgba(255,107,91,0.3));
}

/* =========================================================
   12. SCROLLBAR colorée
   ========================================================= */
body.wow::-webkit-scrollbar { width: 10px; }
body.wow::-webkit-scrollbar-track { background: rgba(0,0,0,0.04); }
body.wow::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--wow-coral), var(--wow-magenta));
  border-radius: 10px;
}
body.wow::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--wow-magenta), var(--wow-violet));
}

/* =========================================================
   13. RESPECT REDUCED MOTION
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  body.wow .wow-blob { animation: none !important; }
  body.wow .nav-bar::before { animation: none !important; }
  body.wow [data-reveal] { opacity: 1 !important; transform: none !important; }
  body.wow .magic-indicator { transition: none !important; }
}

/* =========================================================
   14. MOBILE — disable cursor + tilt
   ========================================================= */
@media (max-width: 768px), (hover: none) {
  body.wow { cursor: auto; }
  body.wow * { cursor: auto; }
  .wow-cursor, .wow-cursor-ring { display: none !important; }
  body.wow .fiche.tilting { transform: none !important; }
  .wow-blob { width: 80vw; height: 80vw; }
  body.wow .nav-chapters { gap: 4px !important; }
  body.wow .nav-chapter { font-size: 9px !important; padding: 4px 8px !important; }
}