/* ==========================================================================
   1. RESET MINIMAL
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body, h1, h2, h3, p, ul, ol, li, figure { margin: 0; padding: 0; }
img, svg { display: block; max-width: 100%; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; color: inherit; }

/* ==========================================================================
   2. VARIABLES
   ========================================================================== */
:root {
  --bg-dark: #16181C;
  --bg-dark-alt: #1C1F24;
  --bg-light: #F4F2EF;

  --text-on-dark: #F4F2EF;
  --text-on-dark-muted: #A9AEB8;
  --text-on-light: #16181C;
  --text-on-light-muted: #5A5F68;

  --accent: #F26419;
  --accent-strong: #E8590C;

  --font-display: 'Space Grotesk', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'IBM Plex Sans', 'Segoe UI', system-ui, sans-serif;

  --fs-hero: clamp(2.4rem, 5.5vw, 4.6rem);
  --fs-h2: clamp(1.8rem, 3.2vw, 2.6rem);
  --fs-h3: clamp(1.2rem, 2vw, 1.5rem);
  --fs-body: 1.05rem;
  --fs-lead: clamp(1.1rem, 1.6vw, 1.35rem);

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4rem;
  --space-7: 6rem;
  --space-8: 8rem;

  --bevel: 22px;
  --ease: cubic-bezier(.22,1,.36,1);
  --dur-fast: .2s;
  --dur-medium: .6s;

  --max-width: 1120px;
}

/* ==========================================================================
   3. TYPOGRAPHIE DE BASE
   ========================================================================== */
body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  background: var(--bg-dark);
  color: var(--text-on-dark);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

h1 { font-size: var(--fs-hero); }
h2 { font-size: var(--fs-h2); margin-bottom: var(--space-4); position: relative; }
h3 { font-size: var(--fs-h3); margin-bottom: var(--space-1); }

p { max-width: 62ch; }

.accent-text { color: var(--accent); }

/* ==========================================================================
   4. LAYOUT / UTILITAIRES
   ========================================================================== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-4);
  position: relative;
  z-index: 1;
}

.section--dark {
  background: var(--bg-dark);
  color: var(--text-on-dark);
  padding: var(--space-7) 0;
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--accent);
}

.section--light {
  background: var(--bg-light);
  color: var(--text-on-light);
  padding: var(--space-7) 0;
  position: relative;
  border-top: 1px solid var(--accent);
}

.section--light p { color: var(--text-on-light-muted); }
.section--dark p:not(.constat-text):not(.diagnostic-lead):not(.contact-lead) { color: var(--text-on-dark-muted); }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: var(--text-on-light);
  padding: var(--space-2) var(--space-3);
  z-index: 999;
  font-weight: 600;
}
.skip-link:focus {
  left: var(--space-2);
  top: var(--space-2);
}

.grid-texture {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: radial-gradient(circle, rgba(244,242,239,.07) 1px, transparent 1px);
  background-size: 24px 24px;
}

.section-number {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 700;
  -webkit-text-stroke: 1.5px var(--accent);
  color: transparent;
  display: block;
  line-height: 1;
  margin-bottom: var(--space-1);
  opacity: 0.7;
}

/* focus visible global */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ==========================================================================
   5. COMPOSANTS
   ========================================================================== */

/* Boutons */
.btn {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  border-radius: 2px;
  transition: transform var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
  cursor: pointer;
  border: 2px solid transparent;
}
.btn--solid {
  background: var(--accent);
  color: #1A1300;
}
.btn--solid:hover { background: var(--accent-strong); transform: translateY(-2px); }

.btn--outline {
  background: transparent;
  border-color: currentColor;
}
.btn--outline:hover { transform: translateY(-2px); }

/* Cartes */
.card {
  background: rgba(22,24,28,0.04);
  border: 1px solid rgba(22,24,28,0.12);
  padding: var(--space-5);
}
.card--bevel {
  clip-path: polygon(
    0 0, calc(100% - var(--bevel)) 0, 100% var(--bevel),
    100% 100%, var(--bevel) 100%, 0 calc(100% - var(--bevel))
  );
}
.card-tag {
  color: var(--accent);
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.85rem;
  margin-bottom: var(--space-2);
}

/* Bandeau marquee */
.marquee {
  background: var(--bg-dark-alt);
  overflow: hidden;
  border-top: 1px solid var(--accent);
  border-bottom: 1px solid var(--accent);
  padding: var(--space-2) 0;
}
.marquee__track {
  display: flex;
  width: max-content;
  animation: marquee 46s linear infinite;
}
.marquee__group {
  display: flex;
  align-items: center;
  white-space: nowrap;
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  color: var(--text-on-dark-muted);
  padding-right: var(--space-3);
}
.marquee__group > span { padding: 0 var(--space-2); }
.marquee__dot { color: var(--accent); padding: 0 var(--space-1) !important; }

/* terme expert + traduction en langage simple */
.marquee__item { display: inline-flex; align-items: baseline; gap: 0.6ch; }
.marquee__term {
  color: var(--text-on-dark);
  font-weight: 600;
}
.marquee__gloss {
  font-family: var(--font-body);
  font-size: 0.85em;
  letter-spacing: 0.01em;
  text-transform: none;
  color: var(--text-on-dark-muted);
  opacity: 0.75;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ==========================================================================
   6. SECTIONS SPECIFIQUES
   ========================================================================== */

/* Hero */
.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}
.hero-deco {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.9;
}
.hero-content { max-width: 760px; }
.eyebrow {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: var(--space-3);
}
.hero h1 { margin-bottom: var(--space-3); }
.hero-sub {
  font-size: var(--fs-lead);
  color: var(--text-on-dark-muted);
  margin-bottom: var(--space-5);
  max-width: 52ch;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.hero-cta .btn--outline { border-color: var(--text-on-dark); color: var(--text-on-dark); }

/* Constat */
.constat-text {
  font-family: var(--font-display);
  font-size: var(--fs-lead);
  font-weight: 500;
  max-width: 58ch;
  margin-bottom: var(--space-3);
  color: var(--text-on-dark);
}

/* Le Lean, en clair */
.bases-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: var(--space-6);
  align-items: start;
}
.bases-lead {
  font-family: var(--font-display);
  font-size: var(--fs-lead);
  font-weight: 500;
  color: var(--text-on-light) !important;
  margin-bottom: var(--space-3);
}
.bases-text p + p { margin-top: var(--space-3); }
.bases-text strong { color: var(--text-on-light); font-weight: 600; }

.bases-5s {
  border-left: 2px solid var(--accent);
  padding-left: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.bases-5s li {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: var(--space-3);
  align-items: baseline;
}
.bases-5s__num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--accent);
  grid-row: span 2;
}
.bases-5s__label {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--text-on-light);
}
.bases-5s__desc {
  grid-column: 2;
  font-size: 0.92rem;
  color: var(--text-on-light-muted);
}

/* Offre */
.offre-lead {
  font-size: var(--fs-lead);
  max-width: 68ch;
  margin-bottom: var(--space-5);
}

/* Onglets des 3 paliers */
.offre-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.offre-tab {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-align: left;
  padding: var(--space-3);
  background: transparent;
  border: 1px solid rgba(22,24,28,0.18);
  border-top: 3px solid rgba(22,24,28,0.18);
  cursor: pointer;
  will-change: transform;
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease),
              transform 0.12s linear, box-shadow 0.2s var(--ease);
}
.offre-tab:hover { border-color: var(--accent); box-shadow: 0 14px 26px -16px rgba(242,100,25,0.4); }
.offre-tab__num {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent);
}
.offre-tab__label {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-on-light);
}
.offre-tab__sub {
  font-size: 0.85rem;
  color: var(--text-on-light-muted);
}
.offre-tab.is-active {
  background: rgba(242,100,25,0.09);
  border-color: rgba(242,100,25,0.35);
  border-top-color: var(--accent);
}
.offre-tab.is-active .offre-tab__label { color: var(--text-on-light); }

.offre-panel { margin-bottom: var(--space-5); }
.offre-panel[hidden] { display: none; }
.offre-panel h3 { margin-bottom: var(--space-2); }
.offre-panel__intro { margin-bottom: var(--space-3); }
.offre-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.offre-list li {
  position: relative;
  padding-left: var(--space-4);
  color: var(--text-on-light-muted);
  max-width: 78ch;
}
.offre-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 12px;
  height: 2px;
  background: var(--accent);
}
.offre-list strong { color: var(--text-on-light); font-weight: 600; }

.offre-formats-title {
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.85rem;
  color: var(--accent) !important;
  margin-bottom: var(--space-3);
}

.offre-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

/* Methode */
.methode-frise {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  position: relative;
}
.methode-frise::before {
  content: "";
  position: absolute;
  top: 1.6rem;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent);
  opacity: 0.4;
  z-index: 0;
}
.methode-frise li { position: relative; z-index: 1; }
.methode-num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--accent);
  margin-bottom: var(--space-2);
}

/* Diagnostic */
.diagnostic-lead {
  font-size: var(--fs-lead);
  color: var(--text-on-dark-muted);
  margin-bottom: var(--space-4);
}
.diagnostic-progress {
  height: 4px;
  background: rgba(244,242,239,0.15);
  margin-bottom: var(--space-5);
  border-radius: 2px;
  overflow: hidden;
}
.diagnostic-progress__bar {
  height: 100%;
  width: 0%;
  background: var(--accent);
  transition: width var(--dur-medium) var(--ease);
}
.diagnostic-stage {
  background: var(--bg-dark-alt);
  border: 1px solid rgba(244,242,239,0.12);
  padding: var(--space-5);
  clip-path: polygon(
    0 0, calc(100% - var(--bevel)) 0, 100% var(--bevel),
    100% 100%, var(--bevel) 100%, 0 calc(100% - var(--bevel))
  );
}
.diagnostic-intro__title { margin-bottom: var(--space-2); }
.diagnostic-intro__text { color: var(--text-on-dark-muted); margin-bottom: var(--space-4); }

/* Choix de la grille de diagnostic */
.diagnostic-profils {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}
.diagnostic-profil {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  text-align: left;
  padding: var(--space-3) var(--space-4);
  background: transparent;
  border: 1px solid rgba(244,242,239,0.2);
  border-left: 3px solid rgba(244,242,239,0.2);
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}
.diagnostic-profil:hover {
  border-color: var(--accent);
  background: rgba(242,100,25,0.08);
}
.diagnostic-profil__label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.2;
  color: var(--text-on-dark);
}
.diagnostic-profil__hint {
  font-size: 0.85rem;
  color: var(--accent);
}
.diagnostic-profil__note {
  font-size: 0.85rem;
  color: var(--text-on-dark-muted);
}

.diagnostic-question legend {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.2rem;
  margin-bottom: var(--space-3);
  padding: 0;
}
.diagnostic-meta {
  font-family: var(--font-display);
  color: var(--accent);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
  display: block;
}
.diagnostic-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.diagnostic-option {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border: 1px solid rgba(244,242,239,0.2);
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}
.diagnostic-option:hover { border-color: var(--accent); }
.diagnostic-option input { accent-color: var(--accent); width: 18px; height: 18px; flex-shrink: 0; }
.diagnostic-option:has(input:checked) {
  border-color: var(--accent);
  background: rgba(242,100,25,0.08);
}

.diagnostic-nav { display: flex; gap: var(--space-2); align-items: center; flex-wrap: wrap; }
.diagnostic-nav .btn[disabled] { opacity: 0.4; cursor: not-allowed; pointer-events: none; }
.btn--ghost { background: transparent; border-color: rgba(244,242,239,0.3); color: var(--text-on-dark); }
.btn--ghost:hover { border-color: var(--accent); }

/* Resultat */
.result-gauge-wrap { display: flex; align-items: center; gap: var(--space-5); flex-wrap: wrap; margin-bottom: var(--space-4); }
.result-gauge { width: 160px; height: 160px; position: relative; flex-shrink: 0; }
.result-gauge svg { width: 100%; height: 100%; }
.result-gauge__track { fill: none; stroke: rgba(244,242,239,0.12); stroke-width: 10; }
.result-gauge__fill {
  fill: none;
  stroke: var(--accent);
  stroke-width: 10;
  stroke-linecap: round;
  transform: rotate(-90deg);
  transform-origin: 50% 50%;
  transition: stroke-dashoffset 1s var(--ease);
}
.result-gauge__score {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
}
.result-tier h3 { color: var(--accent); margin-bottom: var(--space-1); }
.result-mention {
  font-size: 0.85rem;
  color: var(--text-on-dark-muted);
  border-top: 1px dashed rgba(244,242,239,0.2);
  padding-top: var(--space-3);
  margin-bottom: var(--space-4);
  max-width: 60ch;
}
.result-weak-title {
  font-family: var(--font-display);
  font-weight: 600;
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.85rem;
  color: var(--accent);
}
.result-weak-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.result-weak-card {
  border: 1px solid rgba(244,242,239,0.15);
  padding: var(--space-2) var(--space-3);
  font-size: 0.9rem;
}

/* Qui je suis */
.qui-je-suis__grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: var(--space-6);
  align-items: center;
}
.qui-je-suis__portrait { position: relative; }
.portrait-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  background: var(--bg-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  clip-path: polygon(0 0, calc(100% - 32px) 0, 100% 32px, 100% 100%, 32px 100%, 0 calc(100% - 32px));
}
.portrait-frame::before {
  content: "";
  position: absolute;
  top: 16px;
  left: 16px;
  right: -16px;
  bottom: -16px;
  border: 2px solid var(--accent);
  z-index: -1;
  clip-path: polygon(0 0, calc(100% - 32px) 0, 100% 32px, 100% 100%, 32px 100%, 0 calc(100% - 32px));
}
.portrait-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.portrait-marks { position: absolute; inset: 0; }
.qui-je-suis__text { max-width: 56ch; }

/* Pourquoi */
.pourquoi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-4);
}
.pourquoi-picto { width: 40px; height: 40px; margin-bottom: var(--space-2); }
.pourquoi-item p { color: var(--text-on-light-muted); }

/* Contact */
.contact-lead { font-size: var(--fs-lead); margin-bottom: var(--space-5); color: var(--text-on-dark-muted); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-6);
}
.contact-booking { display: flex; flex-direction: column; align-items: flex-start; gap: var(--space-3); }
.contact-booking .btn--solid { border-color: var(--accent); }
.contact-linkedin { text-decoration: underline; text-underline-offset: 4px; color: var(--text-on-dark-muted); }
.contact-linkedin:hover { color: var(--accent); }

.contact-form { display: flex; flex-direction: column; gap: var(--space-3); }
.form-row { display: flex; flex-direction: column; gap: var(--space-1); }
.form-row label { font-size: 0.9rem; color: var(--text-on-dark-muted); }
.form-row input, .form-row textarea {
  background: var(--bg-dark-alt);
  border: 1px solid rgba(244,242,239,0.2);
  padding: var(--space-2);
  color: var(--text-on-dark);
}
.form-row input:focus, .form-row textarea:focus { border-color: var(--accent); }
.contact-form .btn--outline { border-color: var(--accent); color: var(--text-on-dark); align-self: flex-start; }
.form-note { font-size: 0.8rem; color: var(--text-on-dark-muted); }

/* Footer */
.footer {
  background: var(--bg-dark-alt);
  padding: var(--space-5) 0;
  border-top: 1px solid var(--accent);
}
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-5);
  align-items: center;
  font-size: 0.9rem;
  color: var(--text-on-dark-muted);
}
.footer-name { font-family: var(--font-display); font-weight: 600; color: var(--text-on-dark); }
.footer-grid a:hover { color: var(--accent); }

/* ==========================================================================
   7. REVEAL (fade-in au scroll)
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur-medium) var(--ease), transform var(--dur-medium) var(--ease);
}
.reveal--visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   8. RESPONSIVE
   ========================================================================== */
@media (max-width: 1024px) {
  .qui-je-suis__grid { grid-template-columns: 220px 1fr; gap: var(--space-4); }
  .contact-grid { grid-template-columns: 1fr; }
  .bases-grid { grid-template-columns: 1fr; gap: var(--space-5); }
  .bases-5s { max-width: 62ch; }
}

@media (max-width: 768px) {
  .offre-grid { grid-template-columns: 1fr; }
  .offre-tabs { grid-template-columns: 1fr; }
  .diagnostic-profils { grid-template-columns: 1fr; }
  .offre-tab { border-top-width: 1px; border-left: 3px solid rgba(22,24,28,0.18); }
  .offre-tab.is-active { border-left-color: var(--accent); border-top-color: rgba(242,100,25,0.35); }
  .methode-frise { grid-template-columns: repeat(2, 1fr); }
  .methode-frise::before { display: none; }
  .pourquoi-grid { grid-template-columns: 1fr; }
  .result-weak-grid { grid-template-columns: 1fr; }
  .qui-je-suis__grid { grid-template-columns: 1fr; }
  .qui-je-suis__portrait { max-width: 240px; margin: 0 auto; }
  .marquee__group { font-size: 0.8rem; }
  .marquee__track { animation-duration: 30s; }
  .result-gauge-wrap { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .container { padding: 0 var(--space-3); }
  .hero { min-height: auto; padding-top: var(--space-6); padding-bottom: var(--space-6); }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { text-align: center; }
  .marquee__track { animation-duration: 22s; }
  .marquee__group { font-size: 0.7rem; }
  .offre-panel { padding: var(--space-4) var(--space-3); }
  .offre-list li { padding-left: var(--space-3); }
}

/* ==========================================================================
   8bis. ENRICHISSEMENTS 3D / WEBGL (progressifs, ajoutes par three-scene.js)
   ========================================================================== */

/* Hero 3D : le canvas occupe la moitie droite, le texte reste a gauche,
   inseree seulement si WebGL est disponible (repli : le SVG existant). */
.hero3d-canvas {
  position: absolute;
  top: 0;
  right: 0;
  width: 48%;
  height: 100%;
  z-index: 1;
  cursor: grab;
}
.hero3d-canvas.is-dragging { cursor: grabbing; }

.hero3d-hotspots {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}
.hero3d-hotspot {
  position: absolute;
  top: 0;
  left: 0;
  width: 10px;
  height: 10px;
  margin: -5px;
  padding: 0;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid rgba(244,242,239,0.85);
  box-shadow: 0 0 0 4px rgba(242,100,25,0.18);
  pointer-events: auto;
  cursor: pointer;
  transition: opacity 0.2s var(--ease);
}
.hero3d-hotspot__tip {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--bg-dark-alt);
  border: 1px solid rgba(244,242,239,0.15);
  border-left: 2px solid var(--accent);
  padding: var(--space-2) var(--space-3);
  white-space: nowrap;
  font-family: var(--font-display);
  font-size: 0.82rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.18s var(--ease);
}
.hero3d-hotspot__tip em {
  display: block;
  font-family: var(--font-body);
  font-style: normal;
  font-weight: 400;
  color: var(--text-on-dark-muted);
  font-size: 0.78em;
}
.hero3d-hotspot__lean { color: var(--text-on-dark); }
.hero3d-hotspot__ia { color: var(--accent); opacity: 0; transition: opacity 0.2s var(--ease); }
.hero3d-hotspot:hover .hero3d-hotspot__tip,
.hero3d-hotspot:focus-visible .hero3d-hotspot__tip {
  opacity: 1;
  visibility: visible;
}
.hero3d-hotspot:hover .hero3d-hotspot__ia,
.hero3d-hotspot:focus-visible .hero3d-hotspot__ia {
  opacity: 1;
  transition-delay: 0.45s;
}

/* Fond de particules : remplace visuellement la texture CSS statique une
   fois active, sans jamais retirer cette derniere du DOM (repli). */
.grid-texture-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
.grid-texture--has-canvas { background-image: none; }

/* Jauge live de l'auto-diagnostic : visible pendant les questions,
   masquee sur l'ecran d'intro et sur l'ecran de resultat final. */
.live-gauge {
  display: none;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.live-gauge.is-active { display: flex; opacity: 1; transform: none; }
.live-gauge__svg { width: 40px; height: 40px; flex-shrink: 0; }
.live-gauge__track { fill: none; stroke: rgba(244,242,239,0.15); stroke-width: 6; }
.live-gauge__fill {
  fill: none;
  stroke: var(--accent);
  stroke-width: 6;
  stroke-linecap: round;
  transform: rotate(-90deg);
  transform-origin: 50% 50%;
  transition: stroke-dashoffset 0.5s var(--ease);
}
.live-gauge__label { font-size: 0.82rem; color: var(--text-on-dark-muted); }
.live-gauge__value { font-family: var(--font-display); font-weight: 700; color: var(--accent); margin-left: auto; }

@media (max-width: 900px) {
  .hero3d-canvas, .hero3d-hotspots { display: none; }
}

/* ==========================================================================
   9. PREFERS-REDUCED-MOTION
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .marquee__track { animation: none; }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .result-gauge__fill, .live-gauge__fill, .live-gauge { transition: none; }
  .btn, .diagnostic-option, .diagnostic-progress__bar, .offre-tab, .diagnostic-profil {
    transition: none;
  }
  .offre-tab { transform: none !important; }
  .hero3d-hotspot__tip, .hero3d-hotspot__ia { transition: none; }
}