/* ==========================================================================
   CRÉA PROD JISTA — Feuille de style officielle
   Basée sur la Charte Graphique Officielle v1.0 (juillet 2026)
   ========================================================================== */

/* ----- 1. Design tokens (palette, typographies, espacements) ----- */
:root {
  /* Couleurs officielles */
  --c-noir-volcan: #111111;
  --c-blanc-casse: #F8F6F1;
  --c-vert-creation: #00A651;
  --c-dore-signature: #B68C2A;
  --c-rouge-passion: #C62828;
  --c-gris-pierre: #D6D1C8;
  --c-gris-clair: #E8E6E1;
  --c-anthracite: #222222;

  /* Variantes accessibles (texte de petite taille sur fond clair — ratio ≥ 4.5:1, WCAG AA).
     Ne remplacent PAS les couleurs officielles : usage réservé au texte, jamais aux fonds,
     boutons, icônes ou bordures qui doivent rester fidèles à la charte graphique. */
  --c-dore-accessible: #8D6C20;
  --c-vert-accessible: #008240;

  /* Typographies officielles */
  --font-title: "Fraunces", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;

  /* Échelle d'espacement */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;

  /* Rayons & transitions (charte : coins légèrement arrondis, transitions douces) */
  --radius: 10px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --transition-fast: 0.25s var(--ease);
  --transition-slow: 0.6s var(--ease);

  --max-width: 1200px;
}

/* ----- 2. Reset minimal ----- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  /* Fond vivant : dégradé doux à base de la palette officielle plutôt qu'un aplat uni */
  background:
    radial-gradient(circle at 12% 8%, rgba(0,166,81,0.07) 0%, transparent 45%),
    radial-gradient(circle at 88% 18%, rgba(182,140,42,0.09) 0%, transparent 50%),
    radial-gradient(circle at 50% 100%, rgba(198,40,40,0.05) 0%, transparent 40%),
    var(--c-blanc-casse);
  color: var(--c-noir-volcan);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3 { font-family: var(--font-title); font-weight: 500; line-height: 1.15; margin: 0 0 var(--space-sm); }
p { margin: 0 0 var(--space-sm); }

/* Respect des préférences de mouvement réduit (accessibilité) */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* Lien d'évitement clavier */
.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--c-vert-creation); color: #fff;
  padding: 0.75rem 1.25rem; z-index: 1000; border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus { left: 0; }

:focus-visible { outline: 2px solid var(--c-dore-signature); outline-offset: 3px; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-md); }
@media (max-width: 640px) { .container { padding: 0 var(--space-sm); } }

.section { padding: var(--space-xl) 0; }
@media (max-width: 768px) { .section { padding: var(--space-lg) 0; } }

.kicker {
  font-family: var(--font-title); font-style: italic;
  color: var(--c-dore-accessible); font-size: 1.05rem; margin-bottom: var(--space-xs);
}
.lead { font-size: 1.15rem; max-width: 60ch; color: var(--c-anthracite); }

/* ----- 3. Boutons (charte : coins arrondis, hover Doré Signature) ----- */
.btn {
  display: inline-block;
  padding: 0.9rem 1.9rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  border: 2px solid transparent;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
  cursor: pointer;
}
.btn-primary { background: var(--c-vert-creation); color: #fff; }
.btn-primary:hover, .btn-primary:focus-visible { background: var(--c-dore-signature); transform: translateY(-2px); }

.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,0.5); }
.btn-ghost:hover, .btn-ghost:focus-visible { border-color: var(--c-dore-signature); color: var(--c-dore-signature); }

.btn-outline { background: transparent; color: var(--c-noir-volcan); border-color: var(--c-noir-volcan); }
.btn-outline:hover, .btn-outline:focus-visible { background: var(--c-noir-volcan); color: #fff; }

.center-cta { text-align: center; margin-top: var(--space-md); }

/* ----- 4. En-tête / navigation ----- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background: transparent;
  transition: background var(--transition-fast), box-shadow var(--transition-fast);
}
.site-header.is-scrolled {
  background: rgba(17,17,17,0.92);
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.2);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: var(--space-sm); padding-bottom: var(--space-sm);
}
.logo { display: flex; align-items: center; gap: 0.6rem; color: #fff; }
.logo-mark {
  width: 38px; height: 38px; border-radius: 50%;
  object-fit: cover; box-shadow: 0 0 0 1.5px rgba(255,255,255,0.35);
}
.logo-text { font-family: var(--font-title); font-size: 1.05rem; letter-spacing: 0.02em; }

.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 8px;
}
.nav-toggle span { width: 24px; height: 2px; background: #fff; transition: var(--transition-fast); }

.primary-nav ul { display: flex; gap: var(--space-md); align-items: center; }
.primary-nav a { color: #fff; font-size: 0.95rem; font-weight: 500; position: relative; padding: 4px 0; }
.primary-nav a:not(.nav-cta)::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px;
  background: var(--c-dore-signature); transform: scaleX(0); transform-origin: right;
  transition: transform var(--transition-fast);
}
.primary-nav a:not(.nav-cta):hover::after,
.primary-nav a:not(.nav-cta):focus-visible::after { transform: scaleX(1); transform-origin: left; }
.nav-cta {
  background: var(--c-vert-creation); padding: 0.6rem 1.2rem !important; border-radius: var(--radius);
}
.nav-cta:hover { background: var(--c-dore-signature); }

@media (max-width: 860px) {
  .nav-toggle { display: flex; }
  .primary-nav {
    position: fixed; inset: 0 0 0 auto; width: min(320px, 80vw);
    background: var(--c-noir-volcan); padding: 6rem var(--space-md) var(--space-md);
    transform: translateX(100%); transition: transform var(--transition-slow);
  }
  .primary-nav.is-open { transform: translateX(0); }
  .primary-nav ul { flex-direction: column; align-items: flex-start; gap: var(--space-md); }
}

/* ----- 5. Hero ----- */
.hero {
  position: relative; min-height: 100svh;
  display: flex; align-items: center; justify-content: flex-start;
  overflow: hidden; color: #fff; text-align: left;
}
.hero-bg {
  position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 20%, #2a2a2a 0%, var(--c-noir-volcan) 60%);
  overflow: hidden;
}
.hero-bg img, .hero-bg-video {
  width: 100%; height: 100%; object-fit: cover; object-position: center 35%;
  transform: scale(1.12); will-change: transform;
}
@media (prefers-reduced-motion: reduce) {
  .hero-bg img, .hero-bg-video { transform: none; }
}
.hero-overlay {
  position: absolute; inset: 0;
  /* Assombrissement renforcé en haut (lisibilité du menu), à gauche (lisibilité du texte)
     et en bas */
  background:
    linear-gradient(90deg, rgba(17,17,17,0.75) 0%, rgba(17,17,17,0.35) 45%, rgba(17,17,17,0.05) 75%),
    linear-gradient(180deg, rgba(17,17,17,0.55) 0%, rgba(17,17,17,0.15) 30%, rgba(17,17,17,0.7) 100%);
}
.hero-content { position: relative; z-index: 1; max-width: 620px; }
.hero .container.hero-content { margin: 0; padding-left: clamp(1.5rem, 8vw, 7rem); }
@media (max-width: 768px) {
  .hero .container.hero-content { margin: 0 auto; padding-left: var(--space-sm); padding-right: var(--space-sm); }
}
.eyebrow { font-size: 0.9rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--c-dore-signature); margin-bottom: var(--space-sm); }
.hero h1 { font-size: clamp(2.75rem, 6.5vw, 5rem); margin-bottom: var(--space-sm); }
.hero h1 .text-accent { font-weight: 700; }
.hero-signature { font-family: var(--font-title); font-style: italic; font-size: clamp(1.1rem, 2.4vw, 1.5rem); color: var(--c-gris-clair); margin-bottom: var(--space-md); }
.text-accent { color: var(--c-dore-signature); }
.hero-tagline {
  font-family: var(--font-body); font-weight: 600; color: #fff;
  font-size: clamp(1.2rem, 2.6vw, 1.6rem); max-width: 34ch; margin: 0 0 var(--space-sm);
}
.hero-desc {
  font-size: 1rem; color: var(--c-gris-clair); max-width: 50ch;
  margin: 0 0 var(--space-md);
}
.hero-actions { display: flex; gap: var(--space-sm); justify-content: flex-start; flex-wrap: wrap; }
.btn-upper { text-transform: uppercase; letter-spacing: 0.06em; font-size: 0.82rem; }
@media (max-width: 768px) {
  .hero { justify-content: center; text-align: center; }
  .hero-content { max-width: 100%; }
  .hero-actions { justify-content: center; }
}

.hero-motto {
  position: absolute; z-index: 1; right: var(--space-md); bottom: calc(var(--space-lg) + 12px);
  font-family: var(--font-title); font-style: italic; color: var(--c-gris-clair);
  font-size: clamp(0.85rem, 1.6vw, 1.05rem); text-align: right; max-width: 320px; margin: 0;
}
@media (max-width: 768px) {
  .hero-motto {
    left: var(--space-md); right: var(--space-md);
    text-align: center; max-width: 100%; bottom: calc(var(--space-lg) + 8px);
  }
}

.scroll-cue {
  position: absolute; bottom: var(--space-md); left: 50%; transform: translateX(-50%);
  width: 26px; height: 42px; border: 2px solid rgba(255,255,255,0.6); border-radius: 20px;
}
.scroll-cue span {
  position: absolute; top: 8px; left: 50%; width: 4px; height: 8px; margin-left: -2px;
  background: #fff; border-radius: 2px; animation: scrollDown 1.8s infinite;
}
@keyframes scrollDown { 0% { opacity: 1; transform: translateY(0); } 100% { opacity: 0; transform: translateY(14px); } }

/* ----- 6. Studio / ADN ----- */
.studio-grid {
  display: grid; grid-template-columns: minmax(0, 680px) 1fr;
  gap: var(--space-xl); align-items: center;
}
.studio-text { max-width: 680px; }
.studio h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem); max-width: 22ch;
  line-height: 1.28; margin-bottom: var(--space-md);
}
.studio .lead { margin-bottom: var(--space-lg); }
.studio-media {
  margin: 0; position: relative; border-radius: calc(var(--radius) * 1.6);
  overflow: hidden; box-shadow: 0 20px 50px rgba(17,17,17,0.12);
  aspect-ratio: 4/5;
}
.studio-media img { width: 100%; height: 100%; object-fit: cover; }
.studio-media figcaption {
  position: absolute; right: 0.8rem; bottom: 0.7rem;
  font-size: 0.7rem; color: rgba(255,255,255,0.75);
  background: rgba(17,17,17,0.35); padding: 0.2rem 0.55rem; border-radius: 20px;
  backdrop-filter: blur(2px);
}
@media (max-width: 900px) {
  .studio-grid { grid-template-columns: 1fr; }
  .studio-text { max-width: 100%; }
  .studio-media { aspect-ratio: 16/10; order: -1; }
}

.values-list { display: flex; flex-wrap: wrap; gap: var(--space-sm); margin-top: var(--space-md); }
.values-list li {
  font-family: var(--font-body); font-weight: 600; font-size: 0.9rem;
  color: var(--c-anthracite); background: var(--c-blanc-casse);
  border: 1px solid var(--c-gris-clair); border-radius: 999px;
  padding: 0.5rem 1.1rem; transition: transform var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}
.values-list li:hover {
  transform: translateY(-3px); color: var(--c-vert-accessible); border-color: var(--c-vert-creation);
}

/* ----- 6bis. Séparateur entre sections ----- */
.section-divider { display: flex; justify-content: center; padding: 0 0 var(--space-md); }
.section-divider-line {
  width: 0; height: 2px; background: var(--c-dore-signature);
  transition: width 1.1s var(--ease);
}
.section-divider-line.is-visible { width: 120px; }

/* ----- 7. Prestations ----- */
.prestations-intro { max-width: 640px; }
.prestations-tagline {
  font-family: var(--font-title); font-style: italic; font-weight: 500;
  font-size: clamp(1.3rem, 2.6vw, 1.7rem); color: var(--c-noir-volcan);
  margin: 0 0 var(--space-sm);
}
.prestations-intro .lead { margin: 0; }

.prestations-photo {
  margin: var(--space-lg) 0; border-radius: calc(var(--radius) * 1.6);
  overflow: hidden; box-shadow: 0 20px 50px rgba(17,17,17,0.14);
}
.prestations-photo img {
  width: 100%; aspect-ratio: 21/9; object-fit: cover; display: block;
}
@media (max-width: 700px) {
  .prestations-photo img { aspect-ratio: 4/3; }
}

.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg) var(--space-md); margin-top: var(--space-lg);
}
.service-card {
  position: relative; overflow: hidden;
  background: #fff; border-radius: calc(var(--radius) * 1.2); padding: var(--space-md) var(--space-md) var(--space-lg);
  border: 1px solid var(--c-gris-clair); box-shadow: 0 2px 10px rgba(17,17,17,0.03);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}
.service-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--c-dore-signature); transform: scaleX(0); transform-origin: left;
  transition: transform var(--transition-slow);
}
.service-card:hover, .service-card:focus-visible {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(17,17,17,0.1);
  border-color: var(--c-dore-signature);
}
.service-card:hover::before, .service-card:focus-visible::before { transform: scaleX(1); }

.service-card--featured {
  grid-column: span 2;
  padding: var(--space-lg) var(--space-lg) var(--space-lg) var(--space-md);
  background: var(--c-blanc-casse);
}
.service-card--featured h3 { font-size: 1.5rem; }
.service-card--featured p { font-size: 1.02rem; max-width: 46ch; }
.service-card--featured .service-icon { width: 4.25rem; height: 4.25rem; font-size: 1.85rem; }

.service-icon {
  font-size: 1.55rem; display: inline-flex; align-items: center; justify-content: center;
  width: 3.5rem; height: 3.5rem; border-radius: 50%;
  background: var(--c-blanc-casse); border: 1px solid var(--c-dore-signature);
  box-shadow: 0 6px 16px rgba(17,17,17,0.06);
  transition: transform var(--transition-fast), background var(--transition-fast);
}
.service-card--featured .service-icon { background: #fff; }
.service-card:hover .service-icon {
  transform: rotate(-6deg) scale(1.06);
  background: #fff;
}
.service-card h3 { font-size: 1.15rem; margin-top: var(--space-md); }
.service-card p { color: var(--c-anthracite); font-size: 0.95rem; margin: 0 0 var(--space-sm); }
.service-link { color: var(--c-vert-accessible); font-weight: 600; font-size: 0.9rem; transition: color var(--transition-fast); }
.service-card:hover .service-link { color: var(--c-dore-accessible); }

@media (max-width: 980px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .service-card--featured { grid-column: span 2; }
}
@media (max-width: 640px) {
  .services-grid { grid-template-columns: 1fr; gap: var(--space-md); }
  .service-card--featured { grid-column: span 1; padding: var(--space-md); }
  .service-card--featured h3 { font-size: 1.25rem; }
}

/* ----- 8. Portfolio ----- */
.portfolio-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-md); margin-top: var(--space-lg);
}
.portfolio-tile {
  position: relative; margin: 0; aspect-ratio: 4/5; border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(145deg, var(--c-anthracite), var(--c-noir-volcan));
  display: flex; align-items: flex-end;
  transition: transform var(--transition-fast);
}
.portfolio-tile img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--transition-slow);
}
.portfolio-tile::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(17,17,17,0) 45%, rgba(17,17,17,0.85) 100%);
}
.portfolio-tile:hover { transform: translateY(-4px); }
.portfolio-tile:hover img { transform: scale(1.02); }
.portfolio-tile figcaption {
  position: relative; z-index: 1; padding: var(--space-sm);
  color: #fff; font-family: var(--font-title); font-style: italic;
}

/* ----- 9. Bande "vie du studio" ----- */
.life-strip { padding: var(--space-md) 0; background: var(--c-noir-volcan); position: relative; }
.strip-hint {
  text-align: center; font-family: var(--font-title); font-style: italic;
  color: var(--c-gris-clair); opacity: 0.75; font-size: 0.85rem;
  margin: 0 0 var(--space-sm);
}
.strip-track {
  display: flex; gap: var(--space-sm); padding: 0 var(--space-md) var(--space-sm);
  overflow-x: auto; overscroll-behavior-x: contain;
  scroll-snap-type: x proximity; -webkit-overflow-scrolling: touch;
  cursor: grab; user-select: none;
  scrollbar-width: thin; scrollbar-color: var(--c-dore-signature) rgba(255,255,255,0.08);
}
.strip-track.is-dragging { cursor: grabbing; scroll-snap-type: none; }
.strip-track::-webkit-scrollbar { height: 6px; }
.strip-track::-webkit-scrollbar-track { background: rgba(255,255,255,0.08); border-radius: 3px; }
.strip-track::-webkit-scrollbar-thumb { background: var(--c-dore-signature); border-radius: 3px; }
.strip-item {
  flex: 0 0 220px; aspect-ratio: 3/4; border-radius: var(--radius);
  background: linear-gradient(160deg, #2c2c2c, #161616);
  overflow: hidden; scroll-snap-align: start;
}
.strip-item img { width: 100%; height: 100%; object-fit: cover; pointer-events: none; }
@media (max-width: 640px) { .strip-item { flex-basis: 160px; } }

/* ----- 10. Tarifs ----- */
.pricing-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md); margin-top: var(--space-lg);
}
.pricing-card {
  background: #fff; border-radius: var(--radius); padding: var(--space-md);
  border-top: 5px solid var(--c-gris-pierre); text-align: center;
}
.tier-essentiel { border-top-color: var(--c-vert-creation); }
.tier-standard { border-top-color: var(--c-dore-signature); }
.tier-pro { border-top-color: var(--c-rouge-passion); }
.tier-sur-mesure { border-top-color: var(--c-noir-volcan); }
.tier-name { font-family: var(--font-title); font-style: italic; font-size: 1.15rem; }
.tier-price { font-size: 1.9rem; font-weight: 700; margin: var(--space-xs) 0; }
.tier-price span { font-size: 0.95rem; font-weight: 400; color: var(--c-anthracite); }
.tier-desc { font-size: 0.9rem; color: var(--c-anthracite); margin: 0; }
.tarifs-note { text-align: center; font-size: 0.85rem; color: var(--c-anthracite); margin-top: var(--space-md); }

/* ----- 10bis. Cartes "offre" (teaser vers tarifs.html) ----- */
.offers-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-md); margin-top: var(--space-lg);
}
.offer-card {
  background: #fff; border-radius: var(--radius); padding: var(--space-md);
  border: 1px solid var(--c-gris-clair);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}
.offer-card:hover, .offer-card:focus-visible {
  transform: translateY(-6px); box-shadow: 0 16px 30px rgba(17,17,17,0.08); border-color: var(--c-vert-creation);
}
.offer-card .tier-name { font-family: var(--font-title); font-style: italic; font-size: 1.1rem; margin: 0; }
.offer-card .tier-price { font-size: 1.5rem; font-weight: 700; margin: 0.3rem 0; }
.offer-card .tier-price span { font-size: 0.9rem; font-weight: 400; color: var(--c-anthracite); }
.offer-card .tier-desc { font-size: 0.9rem; color: var(--c-anthracite); margin: 0 0 var(--space-sm); }
.offer-link { color: var(--c-vert-accessible); font-weight: 600; font-size: 0.9rem; }
.offer-card:hover .offer-link { color: var(--c-dore-accessible); }

/* ----- 10ter. Grilles tarifaires complètes (page tarifs.html) ----- */
.pricing-block { margin-bottom: var(--space-xl); scroll-margin-top: 100px; }
.pricing-block h2 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); }
.pricing-target { font-size: 0.95rem; color: var(--c-anthracite); margin-bottom: var(--space-md); }
.tier-note { font-size: 0.8rem; color: var(--c-anthracite); margin-top: 0.4rem; }
.faq-item { margin-bottom: var(--space-md); }
.faq-item h3 { font-size: 1.05rem; font-family: var(--font-body); font-weight: 600; }

/* ----- 10quater. Paliers dépliables (détail des prestations incluses) ----- */
.pricing-card > summary {
  cursor: pointer; list-style: none; outline-offset: 4px;
}
.pricing-card > summary::-webkit-details-marker { display: none; }
.pricing-card > summary::marker { content: ""; }
.tier-toggle {
  display: inline-block; margin-top: 0.6rem; font-size: 0.8rem; font-weight: 700;
  color: var(--c-vert-accessible); letter-spacing: 0.02em;
}
.pricing-card:hover .tier-toggle { color: var(--c-dore-accessible); }
.pricing-card[open] .tier-toggle .tier-toggle-arrow::before { content: "Masquer le détail ▲"; }
.pricing-card:not([open]) .tier-toggle .tier-toggle-arrow::before { content: "Voir le détail ▾"; }

.tier-detail { text-align: left; margin-top: var(--space-md); padding-top: var(--space-md); border-top: 1px solid var(--c-gris-clair); }
.tier-detail-heading {
  font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em;
  color: var(--c-anthracite); margin-bottom: 0.5rem;
}
.tier-feature-list { display: flex; flex-direction: column; gap: 0.45rem; margin: 0 0 var(--space-sm); }
.tier-feature-list li { font-size: 0.85rem; padding-left: 1.5rem; position: relative; line-height: 1.4; }
.tier-feature-list li::before {
  content: "✓"; position: absolute; left: 0; top: 0; color: var(--c-vert-creation); font-weight: 700;
}
.tier-added-list { background: var(--c-blanc-casse); border-radius: var(--radius); padding: var(--space-sm); margin: 0; }
.tier-added-list li::before { content: "+"; color: var(--c-dore-signature); font-weight: 800; }
.tier-carry-over { font-size: 0.8rem; font-style: italic; color: var(--c-anthracite); margin-bottom: var(--space-sm); }

/* ----- 11. Contact ----- */
.contact { background: var(--c-blanc-casse); }
.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-lg);
  align-items: start;
}
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-details { margin-top: var(--space-md); display: flex; flex-direction: column; gap: 0.6rem; }
.contact-details a:hover { color: var(--c-vert-accessible); }

.contact-form { background: #fff; padding: var(--space-md); border-radius: var(--radius); border: 1px solid var(--c-gris-clair); }
.form-row { margin-bottom: var(--space-sm); display: flex; flex-direction: column; gap: 0.4rem; }
.form-row label { font-size: 0.85rem; font-weight: 600; }
.form-row input, .form-row textarea, .form-row select {
  font-family: var(--font-body); font-size: 1rem;
  padding: 0.7rem 0.9rem; border-radius: var(--radius); border: 1px solid var(--c-gris-pierre);
  background: var(--c-blanc-casse);
  width: 100%; box-sizing: border-box;
}
.form-row input:focus, .form-row textarea:focus { outline: 2px solid var(--c-vert-creation); outline-offset: 1px; }
.hidden-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin: var(--space-sm) 0 0; font-size: 0.9rem; min-height: 1.2em; }
.form-status-success { color: var(--c-vert-accessible); font-weight: 600; }
.form-status-error { color: var(--c-rouge-passion); font-weight: 600; }

/* ----- 12. Pied de page ----- */
.site-footer { background: var(--c-noir-volcan); color: var(--c-gris-clair); padding: var(--space-md) 0; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem; font-size: 0.85rem; }
.footer-signature { font-family: var(--font-title); font-style: italic; }

/* ----- 12bis. Bannière de page (prestations) ----- */
.page-banner {
  position: relative; min-height: 55vh; display: flex; align-items: flex-end;
  overflow: hidden; color: #fff;
}
.page-banner img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 30%;
}
.page-banner::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(17,17,17,0.55) 0%, rgba(17,17,17,0.4) 40%, rgba(17,17,17,0.88) 100%);
}
.page-banner-content { position: relative; z-index: 1; padding: var(--space-lg) 0; width: 100%; }
.page-banner .kicker { color: var(--c-dore-signature); }
.page-banner h1 { font-size: clamp(2rem, 5vw, 3.2rem); color: #fff; }
.page-banner .lead { color: var(--c-gris-clair); max-width: 65ch; }
.breadcrumb { font-size: 0.85rem; margin-bottom: var(--space-sm); }
.breadcrumb a { color: var(--c-gris-clair); }
.breadcrumb a:hover { color: var(--c-dore-signature); }

/* ----- 12ter. Galerie photo (prestations) ----- */
.gallery-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md); margin-top: var(--space-lg);
}
.gallery-grid img {
  width: 100%; height: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: var(--radius);
  display: block;
}

/* ----- Galerie complète (page portfolio.html) ----- */
.full-gallery-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-sm); margin-top: var(--space-lg);
}
.full-gallery-grid img {
  width: 100%; aspect-ratio: 4/5; object-fit: cover; border-radius: var(--radius);
  display: block; transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.full-gallery-grid img:hover { transform: scale(1.03); box-shadow: 0 12px 24px rgba(17,17,17,0.15); }

.portfolio-nav { display: flex; gap: var(--space-sm); flex-wrap: wrap; margin-top: var(--space-md); }
.portfolio-nav a { }

/* ----- 12quater. Avantages / pourquoi nous choisir ----- */
.why-list { display: flex; flex-direction: column; gap: var(--space-sm); margin-top: var(--space-lg); max-width: 70ch; }
.why-list li { font-size: 1rem; padding-left: 2rem; position: relative; line-height: 1.5; }
.why-list li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  width: 1.4rem; height: 1.4rem; border-radius: 50%;
  background: var(--c-vert-creation); color: #fff; font-size: 0.8rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

/* ----- 12quinquies. Bandeau tarifs (fin de page prestation) ----- */
.tarif-banner {
  background: var(--c-noir-volcan); color: #fff; border-radius: var(--radius);
  padding: var(--space-lg) var(--space-md); text-align: center;
}
.tarif-banner h2 { color: #fff; }
.tarif-banner .lead { color: var(--c-gris-clair); margin: 0 auto var(--space-md); }

/* ----- 13. Animations au scroll ----- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Apparition en cascade : délai croissant et discret pour les grilles
   (cartes de prestations, galeries, offres, valeurs). Purement visuel —
   n'affecte pas l'ordre de lecture ni le focus clavier. Désactivé par
   la règle prefers-reduced-motion générale en haut du fichier. */
.services-grid > .reveal:nth-child(2),
.gallery-grid > .reveal:nth-child(2),
.full-gallery-grid > .reveal:nth-child(2),
.portfolio-grid > .reveal:nth-child(2),
.offers-grid > .reveal:nth-child(2),
.values-list.reveal { transition-delay: 0.06s; }
.services-grid > .reveal:nth-child(3),
.gallery-grid > .reveal:nth-child(3),
.full-gallery-grid > .reveal:nth-child(3),
.portfolio-grid > .reveal:nth-child(3),
.offers-grid > .reveal:nth-child(3) { transition-delay: 0.12s; }
.services-grid > .reveal:nth-child(4),
.gallery-grid > .reveal:nth-child(4),
.full-gallery-grid > .reveal:nth-child(4),
.portfolio-grid > .reveal:nth-child(4),
.offers-grid > .reveal:nth-child(4) { transition-delay: 0.18s; }
.services-grid > .reveal:nth-child(5),
.gallery-grid > .reveal:nth-child(5),
.full-gallery-grid > .reveal:nth-child(5),
.portfolio-grid > .reveal:nth-child(5) { transition-delay: 0.24s; }
.services-grid > .reveal:nth-child(6),
.gallery-grid > .reveal:nth-child(6),
.full-gallery-grid > .reveal:nth-child(6),
.portfolio-grid > .reveal:nth-child(6) { transition-delay: 0.3s; }

/* ----- 14. Lightbox (agrandissement des photos au clic) ----- */
.gallery-grid img, .full-gallery-grid img, .portfolio-tile img { cursor: zoom-in; }

.lightbox-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(17,17,17,0.94);
  display: flex; align-items: center; justify-content: center;
  padding: var(--space-lg) var(--space-md);
  opacity: 0; visibility: hidden;
  transition: opacity var(--transition-fast), visibility 0s var(--transition-fast);
}
.lightbox-overlay.is-open { opacity: 1; visibility: visible; transition: opacity var(--transition-fast); }
.lightbox-img-wrap { position: relative; max-width: min(92vw, 1100px); max-height: 88vh; }
.lightbox-overlay img {
  max-width: 100%; max-height: 88vh; display: block; margin: 0 auto;
  border-radius: var(--radius); box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.lightbox-close {
  position: absolute; top: -3rem; right: -0.5rem; background: none; border: none; color: #fff;
  font-size: 2.2rem; line-height: 1; cursor: pointer; padding: 8px;
}
.lightbox-close:hover, .lightbox-close:focus-visible { color: var(--c-dore-signature); }
.lightbox-nav {
  position: fixed; top: 50%; transform: translateY(-50%); z-index: 1001;
  background: rgba(255,255,255,0.12); border: none; color: #fff;
  width: 48px; height: 48px; border-radius: 50%; font-size: 1.6rem; cursor: pointer;
  align-items: center; justify-content: center;
  transition: background var(--transition-fast);
}
.lightbox-nav:hover, .lightbox-nav:focus-visible { background: rgba(255,255,255,0.28); }
.lightbox-prev { left: var(--space-md); }
.lightbox-next { right: var(--space-md); }
@media (max-width: 640px) {
  .lightbox-nav { width: 38px; height: 38px; font-size: 1.2rem; }
  .lightbox-prev { left: 6px; }
  .lightbox-next { right: 6px; }
  .lightbox-close { top: -2.6rem; right: 0; font-size: 1.8rem; }
}

/* ----- Formulaires de contact dédiés (pages prestations) ----- */
.contact-form-standalone { max-width: 640px; margin-top: var(--space-md); }