/* ═══════════════════════════════════════════════════════════════
   CLAUDE VERSE — Styles principaux (Hatsu Codex v1.0)
   Organisation : Reset → Base → Composants → Sections → Animations → Responsive
   ═══════════════════════════════════════════════════════════════ */

/* ────────────────────────────────────────────
   RESET MINIMAL
   ────────────────────────────────────────────  */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  background-color: var(--cv-ink-void);
  color: var(--cv-parchment);
  font-family: var(--cv-font-body);
  font-size: var(--font-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol { list-style: none; }

button {
  background: none;
  border: none;
  cursor: pointer;
  font: inherit;
}

input, textarea, select { font: inherit; }

/* Focus visible (accessibilité clavier) */
:focus-visible {
  outline: 2px solid var(--cv-aura-cyan);
  outline-offset: 4px;
  border-radius: var(--cv-radius);
}

/* ────────────────────────────────────────────
   UTILITAIRES TYPOGRAPHIQUES
   ────────────────────────────────────────────  */

/* Eyebrow label — JetBrains Mono, uppercase, tracking élevé */
.eyebrow {
  font-family: var(--cv-font-mono);
  font-size: var(--font-caption);
  font-weight: 500;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--cv-aura-cyan);
  display: block;
  margin-bottom: var(--space-m);
}

/* Titre de section */
.section-title {
  font-family: var(--cv-font-display);
  font-size: var(--font-display-l);
  font-weight: 700;
  letter-spacing: var(--tracking-display);
  color: var(--cv-parchment);
  line-height: 1.1;
  margin-bottom: var(--space-m);
}

/* Sous-titre de section */
.section-sub {
  font-size: var(--font-body-l);
  color: var(--cv-parchment-muted);
  max-width: 60ch;
  line-height: 1.7;
}

/* Citation / blockquote */
.codex-quote {
  font-family: var(--cv-font-display);
  font-size: var(--font-display-s);
  font-weight: 400;
  color: var(--cv-parchment);
  border-left: 2px solid var(--cv-aura-cyan);
  padding-left: var(--space-m);
  margin: var(--space-l) 0;
  line-height: 1.5;
}

/* ────────────────────────────────────────────
   COMPOSANT : BOUTONS
   ────────────────────────────────────────────  */

/* Bouton principal (CTA d'invocation) */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: var(--cv-aura-cyan);
  border: 1px solid var(--cv-aura-cyan);
  border-radius: var(--cv-radius);
  padding: 14px 28px;
  font-family: var(--cv-font-mono);
  font-size: var(--font-caption);
  font-weight: 500;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--ease-standard),
              color var(--ease-standard),
              box-shadow var(--ease-standard);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--cv-aura-cyan);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--ease-medium);
  z-index: 0;
}

.btn-primary:hover::before { transform: scaleX(1); }

.btn-primary:hover {
  color: var(--cv-ink-void);
  box-shadow: var(--cv-glow-cyan-strong);
}

.btn-primary span { position: relative; z-index: 1; }

/* Bouton secondaire */
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--cv-parchment-muted);
  border: 1px solid var(--cv-ash-grey);
  border-radius: var(--cv-radius);
  padding: 14px 28px;
  font-family: var(--cv-font-mono);
  font-size: var(--font-caption);
  font-weight: 500;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color var(--ease-standard),
              color var(--ease-standard);
}

.btn-secondary:hover {
  border-color: var(--cv-aura-cyan);
  color: var(--cv-aura-cyan);
}

/* Lien texte tertiaire */
.btn-tertiary {
  color: var(--cv-aura-cyan);
  font-family: var(--cv-font-mono);
  font-size: var(--font-caption);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: rgba(0, 229, 255, 0.35);
  transition: text-decoration-color var(--ease-standard);
  cursor: pointer;
}

.btn-tertiary:hover {
  text-decoration-color: var(--cv-aura-cyan);
}

/* ────────────────────────────────────────────
   COMPOSANT : CONTENEUR
   ────────────────────────────────────────────  */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-l);
}

/* ────────────────────────────────────────────
   COMPOSANT : SÉPARATEUR (ligne de mana)
   ────────────────────────────────────────────  */
.mana-line {
  width: 100%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--cv-aura-cyan) 20%,
    var(--cv-ash-grey) 60%,
    transparent 100%
  );
  opacity: 0.4;
  margin: var(--space-xl) 0;
}

/* ────────────────────────────────────────────
   COMPOSANT : SECTION BASE
   ────────────────────────────────────────────  */
.section {
  padding: var(--space-2xl) 0;
  position: relative;
}

.section-header {
  margin-bottom: var(--space-xl);
}

/* ────────────────────────────────────────────
   NAV / HEADER
   ────────────────────────────────────────────  */
#site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: var(--z-nav);
  transition: background var(--ease-medium),
              border-color var(--ease-medium),
              backdrop-filter var(--ease-medium);
}

/* Nav transparente au départ, fond au scroll */
#site-header.is-scrolled {
  background: rgba(10, 10, 15, 0.94);
  border-bottom: 1px solid rgba(58, 58, 69, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  padding: 0 var(--space-l);
  max-width: var(--max-width);
  margin: 0 auto;
}

/* Logo — image PNG transparent */
.nav-logo {
  display: flex;
  align-items: center;
  transition: opacity var(--ease-standard);
  white-space: nowrap;
}

.nav-logo:hover { opacity: 0.8; }

.nav-logo-img {
  height: 36px;
  width: auto;
  display: block;
  /* Légère correction gamma sur fond sombre */
  filter: brightness(1.05);
}

/* Liste de navigation */
.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-l);
}

.nav-link {
  font-family: var(--cv-font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--cv-parchment-muted);
  position: relative;
  transition: color var(--ease-standard);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--cv-aura-cyan);
  transition: width var(--ease-medium);
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--cv-parchment);
}

.nav-link:hover::after,
.nav-link.is-active::after {
  width: 100%;
}

/* Bouton burger (mobile) */
.nav-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  background: transparent;
  border: none;
}

.nav-burger span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--cv-parchment);
  transition: transform var(--ease-medium), opacity var(--ease-medium);
}

.nav-burger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav-burger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav-burger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* ────────────────────────────────────────────
   SECTION HERO
   ────────────────────────────────────────────  */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  /* Padding-bottom = espace scroll-indicator + marge */
  padding: var(--nav-height) 0 calc(var(--space-l) + 64px);
}

/* Glow de fond en arrière-plan */
#hero::before {
  content: '';
  position: absolute;
  width: 800px;
  height: 800px;
  background: radial-gradient(
    circle,
    rgba(0, 229, 255, 0.07) 0%,
    rgba(0, 229, 255, 0.03) 40%,
    transparent 70%
  );
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 0;
}

/* Sceau SVG rotatif — cover */
#hatsu-cover {
  position: absolute;
  width: 130%;        /* surdimensionné pour éviter les coins blancs */
  height: 130%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transform-origin: center;
  pointer-events: none;
  opacity: 0.45;
  z-index: 0;
  will-change: transform; /* GPU compositing — évite les repaints */
}

/* Contenu hero */
.hero-content {
  position: relative;
  z-index: var(--z-base);
  text-align: center;
  max-width: 900px;
  padding: var(--space-xl) var(--space-l);
}

/* Glyphe eyebrow hero */
.hero-eyebrow {
  font-family: var(--cv-font-mono);
  font-size: var(--font-caption);
  font-weight: 500;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--cv-aura-cyan);
  display: inline-flex;
  align-items: center;
  gap: var(--space-s);
  margin-bottom: var(--space-l);
}

.hero-eyebrow::before,
.hero-eyebrow::after {
  content: '';
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--cv-aura-cyan);
  opacity: 0.6;
}

/* H1 Hero */
.hero-title {
  font-family: var(--cv-font-display);
  font-size: var(--font-display-xl);
  font-weight: 700;
  letter-spacing: var(--tracking-display);
  color: var(--cv-parchment);
  line-height: 1.05;
  margin-bottom: var(--space-l);
}

.hero-title .accent {
  color: var(--cv-aura-cyan);
  position: relative;
}

/* Sous-titre hero */
.hero-sub {
  font-size: var(--font-body-l);
  color: var(--cv-parchment-muted);
  max-width: 52ch;
  margin: 0 auto var(--space-xl);
  line-height: 1.7;
}

/* Groupe de CTA */
.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-m);
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}

/* Statistiques en bas du hero */
.hero-stats {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 0;
  border: 1px solid rgba(58, 58, 69, 0.5);
  border-radius: var(--cv-radius);
  overflow: hidden;
  max-width: 520px;
  margin: 0 auto;
}

.hero-stat {
  flex: 1;
  text-align: center;
  padding: var(--space-m) var(--space-l);
  border-right: 1px solid rgba(58, 58, 69, 0.5);
  position: relative;
}

.hero-stat:last-child { border-right: none; }

.hero-stat-value {
  display: block;
  font-family: var(--cv-font-mono);
  font-size: 1.75rem;
  font-weight: 500;
  color: var(--cv-aura-cyan);
  letter-spacing: -0.02em;
}

.hero-stat-label {
  display: block;
  font-family: var(--cv-font-mono);
  font-size: 0.6875rem;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--cv-ash-light);
  margin-top: 4px;
}

/* Glyphes flottants (décoration hero) */
.hero-glyph {
  position: absolute;
  font-family: var(--cv-font-display);
  color: var(--cv-aura-cyan);
  opacity: 0.15;
  pointer-events: none;
  z-index: 1;
  animation: floatGlyph 8s ease-in-out infinite;
}

.hero-glyph:nth-child(1) { font-size: 3rem; top: 15%; left: 8%;  animation-delay: 0s;    animation-duration: 7s; }
.hero-glyph:nth-child(2) { font-size: 2rem; top: 25%; right: 10%; animation-delay: 1.5s;  animation-duration: 9s; }
.hero-glyph:nth-child(3) { font-size: 1.5rem; bottom: 30%; left: 12%; animation-delay: 3s; animation-duration: 11s; }
.hero-glyph:nth-child(4) { font-size: 2.5rem; bottom: 20%; right: 8%; animation-delay: 2s; animation-duration: 8s; }

/* Flèche scroll down */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-m);
  z-index: var(--z-base);
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-base);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: scrollBounce 2.5s ease-in-out infinite;
}

.scroll-indicator span {
  font-family: var(--cv-font-mono);
  font-size: 0.6875rem;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--cv-ash-light);
}

.scroll-indicator svg {
  width: 20px;
  opacity: 0.4;
}

/* ────────────────────────────────────────────
   SECTION : NOTRE DIFFÉRENCE
   ────────────────────────────────────────────  */
#difference {
  background: var(--cv-ink-void);
}

.difference-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-m);
  margin-top: var(--space-xl);
}

/* Card 3D (tilt interactif) */
.card-diff {
  background: var(--cv-surface);
  border: 1px solid var(--cv-ash-grey);
  border-radius: var(--cv-radius);
  padding: var(--space-xl) var(--space-l);
  position: relative;
  overflow: hidden;
  cursor: default;
  transition: border-color var(--ease-standard),
              box-shadow var(--ease-standard),
              transform var(--ease-medium);
  transform-style: preserve-3d;
}

/* Ligne de mana en haut de la card */
.card-diff::before {
  content: '';
  position: absolute;
  top: 0;
  left: var(--space-l);
  right: var(--space-l);
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--cv-aura-cyan) 50%,
    transparent 100%
  );
  opacity: 0;
  transition: opacity var(--ease-medium);
}

/* Halo de coin */
.card-diff::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 120px;
  height: 120px;
  background: radial-gradient(
    circle at top left,
    rgba(0, 229, 255, 0.08) 0%,
    transparent 70%
  );
  opacity: 0;
  transition: opacity var(--ease-medium);
}

.card-diff:hover {
  border-color: rgba(0, 229, 255, 0.5);
  box-shadow: var(--cv-glow-cyan);
}

.card-diff:hover::before,
.card-diff:hover::after { opacity: 1; }

/* Glyphe icône de la card */
.card-glyph {
  font-family: var(--cv-font-display);
  font-size: 2.5rem;
  color: var(--cv-aura-cyan);
  margin-bottom: var(--space-m);
  display: block;
  opacity: 0.8;
  filter: drop-shadow(0 0 8px rgba(0, 229, 255, 0.5));
}

.card-diff-title {
  font-family: var(--cv-font-display);
  font-size: var(--font-display-s);
  font-weight: 600;
  letter-spacing: var(--tracking-display);
  color: var(--cv-parchment);
  margin-bottom: var(--space-s);
  line-height: 1.2;
}

.card-diff-text {
  font-size: var(--font-body-s);
  color: var(--cv-parchment-muted);
  line-height: 1.75;
}

/* ────────────────────────────────────────────
   SECTION : NOTRE HISTOIRE (Timeline)
   ────────────────────────────────────────────  */
#histoire {
  background: var(--cv-surface);
  border-top: 1px solid rgba(58, 58, 69, 0.4);
  border-bottom: 1px solid rgba(58, 58, 69, 0.4);
}

.timeline-list {
  list-style: none;
  position: relative;
  padding-left: 2.75rem;
  max-width: 760px;
}

/* Filament vertical de mana */
.timeline-list::before {
  content: '';
  position: absolute;
  left: 0.875rem;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 1px;
  background: linear-gradient(
    to bottom,
    var(--cv-aura-cyan) 0%,
    var(--cv-ash-grey) 50%,
    var(--cv-aura-cyan) 100%
  );
  opacity: 0.5;
}

.timeline-step {
  position: relative;
  padding-bottom: var(--space-xl);
}

.timeline-step:last-child { padding-bottom: 0; }

/* Orbe du nœud */
.timeline-step::before {
  content: '';
  position: absolute;
  left: -2.75rem;
  top: 0.4rem;
  width: 1.375rem;
  height: 1.375rem;
  border: 1px solid var(--cv-aura-cyan);
  border-radius: 50%;
  background: var(--cv-ink-void);
  box-shadow: var(--cv-glow-cyan);
  transition: transform var(--ease-medium);
}

/* Point central de l'orbe */
.timeline-step::after {
  content: '';
  position: absolute;
  left: calc(-2.75rem + 0.375rem);
  top: calc(0.4rem + 0.375rem);
  width: 0.625rem;
  height: 0.625rem;
  background: var(--cv-aura-cyan);
  border-radius: 50%;
  transition: transform var(--ease-medium);
}

.timeline-step:hover::before { transform: scale(1.2); }

/* Nœud Gold — rang S */
.timeline-step--gold::before {
  border-color: var(--cv-soul-gold);
  box-shadow: var(--cv-glow-gold);
}
.timeline-step--gold::after { background: var(--cv-soul-gold); }

.timeline-marker {
  font-family: var(--cv-font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--cv-aura-cyan);
  display: block;
  margin-bottom: var(--space-xs);
}

.timeline-step--gold .timeline-marker { color: var(--cv-soul-gold); }

.timeline-step-title {
  font-family: var(--cv-font-display);
  font-size: var(--font-display-s);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--cv-parchment);
  margin-bottom: 0.5rem;
  line-height: 1.25;
}

.timeline-step-desc {
  font-size: var(--font-body-s);
  color: var(--cv-parchment-muted);
  line-height: 1.7;
  max-width: 58ch;
}

/* ────────────────────────────────────────────
   SECTION : NOTRE OFFRE
   ────────────────────────────────────────────  */
#offre {
  background: var(--cv-ink-void);
}

/* Diagramme agents (constellation 4 nœuds) */
.agents-diagram {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-m);
  margin-bottom: var(--space-2xl);
  position: relative;
}

.agents-diagram::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--cv-aura-cyan) 20%,
    var(--cv-aura-cyan) 80%,
    transparent
  );
  opacity: 0.3;
  transform: translateY(-50%);
  pointer-events: none;
}

.agent-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-s);
  text-align: center;
  position: relative;
}

.agent-orb {
  width: 72px;
  height: 72px;
  border: 1px solid var(--cv-aura-cyan);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(
    circle,
    rgba(0, 229, 255, 0.12) 0%,
    transparent 70%
  );
  box-shadow: var(--cv-glow-cyan);
  font-family: var(--cv-font-display);
  font-size: 1.25rem;
  color: var(--cv-aura-cyan);
  transition: transform var(--ease-medium), box-shadow var(--ease-medium);
  animation: orbPulse 4s ease-in-out infinite;
}

.agent-node:nth-child(2) .agent-orb { animation-delay: 1s; }
.agent-node:nth-child(3) .agent-orb { animation-delay: 2s; }
.agent-node:nth-child(4) .agent-orb { animation-delay: 3s; }

.agent-orb:hover {
  transform: translateY(-4px) scale(1.08);
  box-shadow: var(--cv-glow-cyan-strong);
}

.agent-label {
  font-family: var(--cv-font-mono);
  font-size: 0.6875rem;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--cv-parchment-muted);
}

.agent-role {
  font-size: var(--font-body-s);
  color: var(--cv-ash-light);
  font-style: italic;
}

/* Grille des offres */
.offre-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-m);
  align-items: start;
}

.card-offre {
  background: var(--cv-surface);
  border: 1px solid var(--cv-ash-grey);
  border-radius: var(--cv-radius);
  padding: var(--space-xl) var(--space-l);
  position: relative;
  transition: border-color var(--ease-standard), box-shadow var(--ease-standard);
}

.card-offre:hover {
  border-color: rgba(0, 229, 255, 0.4);
  box-shadow: var(--cv-glow-cyan);
}

/* Card recommandée — Rang S */
.card-offre--featured {
  border-color: var(--cv-soul-gold);
  background: var(--cv-surface-2);
  transform: translateY(-8px);
}

.card-offre--featured:hover {
  border-color: var(--cv-soul-gold);
  box-shadow: var(--cv-glow-gold);
}

.offre-badge {
  position: absolute;
  top: -1px;
  left: var(--space-l);
  font-family: var(--cv-font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--cv-ink-void);
  background: var(--cv-soul-gold);
  padding: 3px 10px;
  border-radius: 0 0 var(--cv-radius) var(--cv-radius);
}

.offre-rang {
  font-family: var(--cv-font-mono);
  font-size: 0.6875rem;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--cv-aura-cyan);
  display: block;
  margin-bottom: var(--space-s);
}

.card-offre--featured .offre-rang { color: var(--cv-soul-gold); }

.offre-title {
  font-family: var(--cv-font-display);
  font-size: var(--font-display-s);
  font-weight: 600;
  letter-spacing: var(--tracking-display);
  color: var(--cv-parchment);
  margin-bottom: var(--space-s);
}

.offre-desc {
  font-size: var(--font-body-s);
  color: var(--cv-parchment-muted);
  line-height: 1.7;
  margin-bottom: var(--space-l);
}

.offre-list {
  list-style: none;
  margin-bottom: var(--space-l);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.offre-list li {
  font-size: var(--font-body-s);
  color: var(--cv-parchment-muted);
  padding-left: 1.25rem;
  position: relative;
  line-height: 1.6;
}

.offre-list li::before {
  content: '◇';
  position: absolute;
  left: 0;
  color: var(--cv-aura-cyan);
  font-size: 0.6rem;
  top: 0.3rem;
}

.card-offre--featured .offre-list li::before { color: var(--cv-soul-gold); }

.offre-price {
  margin-bottom: var(--space-l);
  padding-top: var(--space-m);
  border-top: 1px solid var(--cv-ash-grey);
}

.offre-price-value {
  font-family: var(--cv-font-mono);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--cv-parchment);
  display: block;
}

.offre-price-label {
  font-family: var(--cv-font-mono);
  font-size: 0.6875rem;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--cv-ash-light);
  margin-top: 4px;
  display: block;
}

/* ────────────────────────────────────────────
   SECTION : TÉMOIGNAGES
   ────────────────────────────────────────────  */
#temoignages {
  background: var(--cv-surface);
  border-top: 1px solid rgba(58, 58, 69, 0.4);
  border-bottom: 1px solid rgba(58, 58, 69, 0.4);
}

.temoignages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-m);
  margin-top: var(--space-xl);
}

.card-temoignage {
  background: var(--cv-ink-void);
  border: 1px solid var(--cv-ash-grey);
  border-radius: var(--cv-radius);
  padding: var(--space-l);
  position: relative;
  transition: border-color var(--ease-standard);
}

.card-temoignage:hover {
  border-color: rgba(0, 229, 255, 0.3);
}

/* Guillemets décoratifs */
.card-temoignage::before {
  content: '"';
  position: absolute;
  top: var(--space-m);
  right: var(--space-l);
  font-family: var(--cv-font-display);
  font-size: 4rem;
  color: var(--cv-aura-cyan);
  opacity: 0.08;
  line-height: 1;
  pointer-events: none;
}

.temoignage-text {
  font-size: var(--font-body-s);
  color: var(--cv-parchment-muted);
  line-height: 1.75;
  margin-bottom: var(--space-l);
  font-style: italic;
}

/* Étoiles */
.temoignage-stars {
  display: flex;
  gap: 4px;
  margin-bottom: var(--space-m);
}

.temoignage-stars span {
  color: var(--cv-soul-gold);
  font-size: 0.875rem;
}

.temoignage-author {
  display: flex;
  align-items: center;
  gap: var(--space-s);
  padding-top: var(--space-m);
  border-top: 1px solid rgba(58, 58, 69, 0.5);
}

/* Avatar initial */
.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--cv-aura-cyan);
  background: radial-gradient(
    circle,
    rgba(0, 229, 255, 0.12) 0%,
    var(--cv-surface) 100%
  );
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--cv-font-display);
  font-size: 0.875rem;
  color: var(--cv-aura-cyan);
  flex-shrink: 0;
}

.author-name {
  font-family: var(--cv-font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--cv-parchment);
  display: block;
  letter-spacing: 0.02em;
}

.author-role {
  font-family: var(--cv-font-mono);
  font-size: 0.6875rem;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--cv-ash-light);
  display: block;
  margin-top: 2px;
}

/* ────────────────────────────────────────────
   SECTION : CONTACT
   ────────────────────────────────────────────  */
/* ── DIAGNOSTIC ─────────────────────────────────────────────
   Teaser vers le questionnaire Hatsu Codex v4
   ────────────────────────────────────────────────────────── */
#diagnostic {
  background: var(--cv-surface);
  border-top: 1px solid rgba(58, 58, 69, 0.4);
  border-bottom: 1px solid rgba(58, 58, 69, 0.4);
}

.diagnostic-wrapper {
  text-align: center;
  max-width: 620px;
  margin: 0 auto;
}

.diagnostic-seal {
  font-family: var(--cv-font-display);
  font-size: 2.25rem;
  color: var(--cv-aura-cyan);
  display: block;
  margin-bottom: var(--space-m);
  opacity: 0.6;
  animation: sealCorePulse 3s ease-in-out infinite;
}

.diagnostic-title {
  text-align: center;
}

.diagnostic-sub {
  text-align: center;
  max-width: 52ch;
  margin: 0 auto var(--space-xl);
}

.diagnostic-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-l);
  flex-wrap: wrap;
}

.diagnostic-meta {
  font-family: var(--cv-font-mono);
  font-size: 0.6875rem;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--cv-ash-light);
}

/* ────────────────────────────────────────────────────────── */

#contact {
  background: var(--cv-ink-void);
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

/* Infos contact (colonne gauche) */
.contact-info-title {
  font-family: var(--cv-font-display);
  font-size: var(--font-display-m);
  font-weight: 700;
  color: var(--cv-parchment);
  line-height: 1.1;
  margin-bottom: var(--space-l);
  letter-spacing: var(--tracking-display);
}

.contact-tagline {
  font-size: var(--font-body);
  color: var(--cv-parchment-muted);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
}

.contact-meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-m);
}

.contact-meta-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-s);
}

.contact-meta-icon {
  color: var(--cv-aura-cyan);
  font-family: var(--cv-font-display);
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-meta-text {
  font-family: var(--cv-font-mono);
  font-size: var(--font-caption);
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--cv-parchment-muted);
}

/* Formulaire (colonne droite) */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-m);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-m);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-label {
  font-family: var(--cv-font-mono);
  font-size: 0.6875rem;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--cv-ash-light);
}

.form-label .required {
  color: var(--cv-aura-cyan);
  margin-left: 4px;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  background: var(--cv-surface);
  border: 1px solid var(--cv-ash-grey);
  border-radius: var(--cv-radius);
  padding: 12px 16px;
  color: var(--cv-parchment);
  font-size: var(--font-body-s);
  transition: border-color var(--ease-standard),
              box-shadow var(--ease-standard);
  appearance: none;
  -webkit-appearance: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--cv-ash-light);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--cv-aura-cyan);
  box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
  font-family: var(--cv-font-body);
  line-height: 1.65;
}

.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%236B6B78'%3E%3Cpath d='M5.23 7.21a.75.75 0 011.06.02L10 11.168l3.71-3.938a.75.75 0 111.08 1.04l-4.25 4.5a.75.75 0 01-1.08 0l-4.25-4.5a.75.75 0 01.02-1.06z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 20px;
  padding-right: 40px;
}

/* Statut formulaire */
.form-status {
  font-family: var(--cv-font-mono);
  font-size: var(--font-caption);
  letter-spacing: 0.08em;
  padding: 12px 16px;
  border-radius: var(--cv-radius);
  display: none;
}

.form-status:not(:empty) { display: block; }

.form-status--success {
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid rgba(0, 229, 255, 0.3);
  color: var(--cv-aura-cyan);
}

.form-status--error {
  background: rgba(230, 57, 70, 0.08);
  border: 1px solid rgba(230, 57, 70, 0.3);
  color: var(--cv-blood-crimson);
}

/* ────────────────────────────────────────────
   FOOTER
   ────────────────────────────────────────────  */
#site-footer {
  background: var(--cv-surface);
  border-top: 1px solid rgba(58, 58, 69, 0.5);
  padding: var(--space-xl) 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-m);
}

.footer-logo {
  display: flex;
  align-items: center;
  transition: opacity var(--ease-standard);
}

.footer-logo:hover { opacity: 0.7; }

.footer-logo-img {
  height: 28px;
  width: auto;
  display: block;
  opacity: 0.75; /* légèrement atténué en footer */
}

.footer-logo:hover .footer-logo-img { opacity: 1; }

.footer-links {
  display: flex;
  gap: var(--space-l);
}

.footer-link {
  font-family: var(--cv-font-mono);
  font-size: 0.6875rem;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--cv-ash-light);
  transition: color var(--ease-standard);
}

.footer-link:hover { color: var(--cv-aura-cyan); }

.footer-copy {
  font-family: var(--cv-font-mono);
  font-size: var(--font-micro);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cv-ash-light);
  opacity: 0.7;
}

/* ────────────────────────────────────────────
   RÉVÉLATION AU SCROLL (data-reveal)
   ────────────────────────────────────────────  */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--ease-slow),
              transform var(--ease-slow);
}

[data-reveal].is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ────────────────────────────────────────────
   KEYFRAMES (animations)
   ────────────────────────────────────────────  */

/* Flottement des glyphes */
@keyframes floatGlyph {
  0%, 100% { transform: translateY(0)   rotate(0deg); }
  33%       { transform: translateY(-16px) rotate(4deg); }
  66%       { transform: translateY(-8px)  rotate(-3deg); }
}

/* Rebond flèche scroll */
@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(8px); }
}

/* Pulsation orbe des agents — opacity (composité GPU, pas box-shadow) */
@keyframes orbPulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.6; }
}

/* Clignotement du point central du sceau */
@keyframes sealCorePulse {
  0%, 100% { opacity: 0.9; }
  50%       { opacity: 0.4; }
}

/* ────────────────────────────────────────────
   RESPONSIVE — TABLET (≤ 1024px)
   ────────────────────────────────────────────  */
@media (max-width: 1024px) {

  .container { padding: 0 var(--space-m); }

  .difference-grid { grid-template-columns: repeat(2, 1fr); }

  .agents-diagram { grid-template-columns: repeat(2, 1fr); }

  .agents-diagram::before { display: none; }

  .offre-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-m);
  }

  .card-offre--featured { transform: none; }

  .contact-wrapper { grid-template-columns: 1fr; gap: var(--space-xl); }

  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
}

/* ────────────────────────────────────────────
   RESPONSIVE — MOBILE (≤ 768px)
   ────────────────────────────────────────────  */
@media (max-width: 768px) {

  /* Nav mobile */
  .nav-list {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.98);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-xl);
    padding: var(--space-xl);
    transform: translateX(100%);
    transition: transform var(--ease-medium);
    z-index: var(--z-overlay);
  }

  .nav-list.is-open { transform: translateX(0); }

  .nav-link {
    font-size: 1.25rem;
    letter-spacing: 0.15em;
  }

  .nav-burger { display: flex; }

  .nav-cta { display: none; }

  /* Hero */
  .hero-title { font-size: clamp(2rem, 7vw, 3.25rem); }

  .hero-ctas { flex-direction: column; align-items: center; }

  .hero-stats { flex-direction: column; max-width: 260px; }

  .hero-stat { border-right: none; border-bottom: 1px solid rgba(58, 58, 69, 0.5); }
  .hero-stat:last-child { border-bottom: none; }

  .hero-glyph:nth-child(2),
  .hero-glyph:nth-child(4) { display: none; }

  /* Sections */
  .section { padding: var(--space-xl) 0; }

  .difference-grid {
    grid-template-columns: 1fr;
    gap: var(--space-m);
  }

  .agents-diagram { grid-template-columns: repeat(2, 1fr); }

  .offre-grid { grid-template-columns: 1fr; }

  .temoignages-grid { grid-template-columns: 1fr; }

  .form-row { grid-template-columns: 1fr; }
}

/* ────────────────────────────────────────────
   RESPONSIVE — PETITS MOBILES (≤ 480px)
   ────────────────────────────────────────────  */
@media (max-width: 480px) {
  .container { padding: 0 var(--space-s); }

  .hero-content { padding: var(--space-l) var(--space-s); }

  .agents-diagram { grid-template-columns: 1fr 1fr; }
}

/* ────────────────────────────────────────────
   ACCESSIBILITÉ — REDUCED MOTION
   ────────────────────────────────────────────  */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  #hatsu-cover { animation: none !important; }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .hero-glyph { animation: none; }
}