/* ==========================================================================
   GEN PROD — Styles spécifiques par page
   ========================================================================== */

/* ==========================================================================
   HOME : HERO
   ========================================================================== */
.hero {
  position: relative;
  height: 100vh;
  height: 100svh; /* viewport mobile sans la barre URL */
  min-height: 600px;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.hero-video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(10,10,10,0.4), rgba(10,10,10,0.7));
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 var(--space-md);
}
.hero-content h1 { font-weight: 900; margin-bottom: var(--space-sm); }
.hero-subtitle { font-size: clamp(1rem, 2vw, 1.25rem); letter-spacing: 0.2em; text-transform: uppercase; color: var(--color-text-muted); margin-bottom: var(--space-sm); }
.hero-tagline { font-family: var(--font-serif); font-style: italic; font-size: clamp(1rem, 2vw, 1.5rem); margin-bottom: var(--space-lg); }
.hero-cta { display: flex; gap: var(--space-sm); justify-content: center; flex-wrap: wrap; }
.hero-scroll { position: absolute; bottom: var(--space-md); left: 50%; transform: translateX(-50%); z-index: 2; font-size: 0.8rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--color-text-muted); animation: bounce 2.5s infinite; }
@keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0);} 50%{transform:translateX(-50%) translateY(8px);} }

/* La vidéo hero joue aussi sur mobile (autoplay muted playsinline = OK iOS/Android) */

/* ==========================================================================
   HOME : ABOUT
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-lg);
  align-items: center;
}
.about-image img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }
.about-text h2 { margin-bottom: var(--space-md); }
.about-text p { margin-bottom: var(--space-sm); color: var(--color-text-muted); font-size: 1.05rem; }
.link-arrow { color: var(--color-accent); font-weight: 500; letter-spacing: 0.05em; text-transform: uppercase; font-size: 0.9rem; display: inline-block; margin-top: var(--space-sm); }
.link-arrow:hover { letter-spacing: 0.1em; }
@media (max-width: 768px) { .about-grid { grid-template-columns: 1fr; gap: var(--space-md); } }

/* ==========================================================================
   HOME : SERVICES
   ========================================================================== */
.services h2 { text-align: center; margin-bottom: var(--space-lg); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}
.service-card {
  background: var(--color-bg-alt);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  transition: transform var(--transition-base), background var(--transition-base);
}
.service-card:hover { transform: translateY(-8px); background: #222; }
.service-icon { font-size: 2.5rem; color: var(--color-accent); margin-bottom: var(--space-sm); }
.service-card h3 { margin-bottom: var(--space-sm); }
.service-card p { color: var(--color-text-muted); margin-bottom: var(--space-md); }
@media (max-width: 768px) { .services-grid { grid-template-columns: 1fr; } }

/* ==========================================================================
   HOME : FEATURED
   ========================================================================== */
.featured-header { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: var(--space-lg); flex-wrap: wrap; gap: var(--space-sm); }
.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 280px;
  gap: var(--space-sm);
}
.featured-item { position: relative; overflow: hidden; display: block; }
.featured-item.large { grid-column: span 2; grid-row: span 2; }
.featured-item img, .featured-item video {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--transition-slow);
}
.featured-item:hover img, .featured-item:hover video { transform: scale(1.05); }
.featured-overlay {
  position: absolute; inset: 0;
  background: var(--color-overlay);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: var(--space-md);
  opacity: 0; transform: translateY(20px);
  transition: opacity var(--transition-base), transform var(--transition-base);
}
.featured-item:hover .featured-overlay { opacity: 1; transform: translateY(0); }
.featured-overlay h4 { font-size: 1.25rem; margin-bottom: 0.25rem; }
.featured-overlay span { font-size: 0.8rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--color-accent); }
.featured-cta { text-align: center; margin-top: var(--space-lg); }
@media (max-width: 1024px) {
  .featured-grid { grid-template-columns: repeat(2, 1fr); }
  .featured-item.large { grid-column: span 2; grid-row: span 1; }
}
@media (max-width: 600px) {
  .featured-grid { grid-template-columns: 1fr; grid-auto-rows: 240px; }
  .featured-item.large { grid-column: span 1; }
}

/* ==========================================================================
   HOME : CLIENTS
   ========================================================================== */
.clients h2 { text-align: center; margin-bottom: var(--space-md); }
.clients-marquee { overflow: hidden; padding: var(--space-md) 0; border-top: 1px solid var(--color-bg-alt); border-bottom: 1px solid var(--color-bg-alt); }
.clients-track {
  display: flex; gap: var(--space-xl);
  animation: marquee 40s linear infinite;
  width: max-content;
}
.client-logo {
  font-family: var(--font-serif); font-size: 1.5rem; font-weight: 600;
  color: var(--color-text-muted); letter-spacing: 0.1em;
  white-space: nowrap;
}
@keyframes marquee { from {transform:translateX(0);} to {transform:translateX(-50%);} }

/* ==========================================================================
   PAGE PORTFOLIO (vidéo / photo / affiche)
   ========================================================================== */
.page-portfolio { padding-top: var(--nav-height); }
.page-header { padding: var(--space-lg) 0 var(--space-md); }
.page-header h1 { margin-bottom: var(--space-sm); }

.portfolio { padding-top: var(--space-md); }

/* Filtres */
.filters {
  display: flex; gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-bg-alt);
  padding-bottom: var(--space-sm);
}
.filter-btn {
  position: relative;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  padding: 0.5rem 0;
  transition: color var(--transition-base);
}
.filter-btn::after {
  content: ''; position: absolute; left: 0; bottom: -0.6rem;
  width: 0; height: 2px; background: var(--color-accent);
  transition: width var(--transition-base);
}
.filter-btn:hover, .filter-btn.active { color: var(--color-text); }
.filter-btn.active::after { width: 100%; }

/* Grille vignettes (vidéo) */
.vignettes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}
.vignette {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  cursor: pointer;
}
.vignette video, .vignette img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--transition-slow);
}
.vignette:hover video, .vignette:hover img { transform: scale(1.05); }
.vignette-overlay {
  position: absolute; inset: 0;
  background: var(--color-overlay);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: var(--space-md);
  opacity: 0; transform: translateY(20px);
  transition: opacity var(--transition-base), transform var(--transition-base);
}
.vignette:hover .vignette-overlay { opacity: 1; transform: translateY(0); }
.vignette-overlay h4 { font-size: 1.1rem; margin-bottom: 0.25rem; }
.vignette-overlay span { font-size: 0.75rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--color-accent); }

.vignette.hidden { display: none; }

@media (max-width: 1024px) { .vignettes-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .vignettes-grid { grid-template-columns: 1fr; } }

/* ==========================================================================
   MASONRY (photo)
   ========================================================================== */
.masonry {
  column-count: 3;
  column-gap: var(--space-sm);
}
.masonry .vignette {
  aspect-ratio: auto;
  break-inside: avoid;
  margin-bottom: var(--space-sm);
  display: block;
}
.masonry .vignette img {
  width: 100%; height: auto;
  display: block;
}
@media (max-width: 1024px) { .masonry { column-count: 2; } }
@media (max-width: 600px) { .masonry { column-count: 1; } }

/* ==========================================================================
   AFFICHES GRID
   ========================================================================== */
.affiches-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}
.affiches-grid .vignette {
  aspect-ratio: 2/3;
}
@media (max-width: 768px) {
  .affiches-grid { grid-template-columns: 1fr; gap: var(--space-sm); }
}

/* ==========================================================================
   MODALE VIDÉO + LIGHTBOX
   ========================================================================== */
.modal {
  position: fixed; inset: 0;
  background: rgba(10, 10, 10, 0.96);
  z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: var(--space-md);
  animation: fadeIn 0.3s ease;
}
.modal[hidden] { display: none; }
@keyframes fadeIn { from {opacity:0;} to {opacity:1;} }
.modal-close {
  position: absolute; top: var(--space-md); right: var(--space-md);
  font-size: 2.5rem; line-height: 1;
  color: var(--color-text);
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  transition: color var(--transition-base);
  z-index: 2;
}
.modal-close:hover { color: var(--color-accent); }
.modal-content {
  max-width: 90vw; max-height: 85vh;
  display: flex; flex-direction: column; align-items: center; gap: var(--space-sm);
}
.modal-content video, .modal-content img {
  max-width: 100%; max-height: 80vh; object-fit: contain;
}
.modal-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--color-text);
  text-align: center;
}
.modal-counter { color: var(--color-text-muted); font-size: 0.85rem; }
.modal-prev, .modal-next {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; color: var(--color-text);
  transition: color var(--transition-base);
  z-index: 2;
}
.modal-prev:hover, .modal-next:hover { color: var(--color-accent); }
.modal-prev { left: var(--space-md); }
.modal-next { right: var(--space-md); }
@media (max-width: 768px) {
  .modal-prev, .modal-next { width: 40px; height: 40px; font-size: 1.5rem; }
  .modal-prev { left: 0.5rem; }
  .modal-next { right: 0.5rem; }
}

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact-section { padding-top: var(--space-md); }
.contact-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--space-xl);
}
.contact-form { display: flex; flex-direction: column; gap: var(--space-md); }
.form-row { display: flex; flex-direction: column; gap: 0.4rem; }
.form-row label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}
.form-row input, .form-row textarea, .form-row select {
  background: var(--color-bg-alt);
  border: 1px solid transparent;
  padding: 0.9rem 1rem;
  font-family: var(--font-sans); font-size: 1rem;
  color: var(--color-text);
  transition: border-color var(--transition-base);
  resize: vertical;
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus {
  outline: none;
  border-color: var(--color-accent);
}
.form-row.invalid input, .form-row.invalid textarea {
  border-color: #e85a4f;
}
.form-error {
  font-size: 0.85rem;
  color: #e85a4f;
  min-height: 1em;
}
.contact-form button { align-self: flex-start; }
.form-status { margin-top: var(--space-sm); font-size: 0.95rem; }
.form-status.success { color: var(--color-accent); }
.form-status.error { color: #e85a4f; }

.contact-info h3 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}
.contact-info p, .contact-info li { margin-bottom: 0.4rem; color: var(--color-text-muted); }
.contact-info a { color: var(--color-text); }
.contact-social { display: flex; flex-direction: column; gap: 0.3rem; }

@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; gap: var(--space-lg); }
}

/* ==========================================================================
   MOBILE — Améliorations spécifiques
   Tout regroupé ici pour faciliter les retouches
   ========================================================================== */

/* Sur les écrans tactiles (sans hover possible), on rend les overlays
   toujours visibles à 50% — sinon l'utilisateur mobile ne les voit jamais */
@media (hover: none) and (pointer: coarse) {
  .featured-overlay,
  .vignette-overlay {
    opacity: 1;
    transform: translateY(0);
    background: linear-gradient(to top, rgba(10,10,10,0.85) 0%, rgba(10,10,10,0.2) 60%, transparent 100%);
    justify-content: flex-end;
  }
  /* On désactive aussi les hover de zoom sur touch (juste de la bagarre avec le tap) */
  .featured-item:hover img, .featured-item:hover video,
  .vignette:hover img, .vignette:hover video { transform: none; }
}

/* ====== TABLETTE & MOBILE (≤ 900px) ====== */
@media (max-width: 900px) {
  /* Le menu burger apparaît un peu plus tôt (plus de confort tablette) */
  .nav-burger { display: flex; }

  .nav-menu {
    display: flex;
    position: fixed; top: var(--nav-height); left: 0; right: 0;
    flex-direction: column; gap: var(--space-md);
    align-items: center; /* items centrés horizontalement */
    text-align: center;
    padding: var(--space-lg) var(--space-md);
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transform: translateY(-110%);
    transition: transform var(--transition-base);
    pointer-events: none;
  }
  .nav-menu.open { transform: translateY(0); pointer-events: auto; }
  .nav-menu li { width: auto; }
  /* Liens plus gros / plus tactiles dans le menu mobile */
  .nav-menu a {
    font-size: 1.5rem;
    font-family: var(--font-serif);
    letter-spacing: 0.05em;
    padding: 0.75rem 0;
  }
  .nav-burger {
    flex-direction: column; gap: 5px;
    padding: 0.5rem;
  }
  .nav-burger span { width: 28px; height: 2px; background: var(--color-text); transition: all var(--transition-base); }
  .nav-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-burger.open span:nth-child(2) { opacity: 0; }
  .nav-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* ====== MOBILE (≤ 768px) ====== */
@media (max-width: 768px) {
  /* Padding sections réduit pour rythme plus dense */
  section { padding: var(--space-lg) 0; }

  /* Hero : titre un peu plus gros pour l'impact */
  .hero-content { padding: 0 var(--space-sm); }
  .hero-content h1 { font-size: clamp(3rem, 14vw, 4.5rem); line-height: 1; }
  .hero-tagline { margin-bottom: var(--space-md); }

  /* Page header titres bien lisibles */
  .page-header { padding: var(--space-md) 0 var(--space-sm); }
  .page-header h1 { font-size: clamp(2.5rem, 10vw, 3.5rem); }

  /* Filtres : scroll horizontal plutôt que wrap (UX courante mobile) */
  .filters {
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: var(--space-sm);
    margin: 0 calc(var(--space-sm) * -1) var(--space-md);
    padding-left: var(--space-sm);
    padding-right: var(--space-sm);
  }
  .filters::-webkit-scrollbar { display: none; }
  .filter-btn { white-space: nowrap; flex-shrink: 0; }

  /* Cartes services : on garde un petit zoom au tap */
  .service-card { padding: var(--space-md) var(--space-sm); }

  /* Featured header : titre + sous-titre l'un sous l'autre */
  .featured-header { flex-direction: column; align-items: flex-start; gap: 0.25rem; }

  /* Modale : bouton close plus accessible (zone tactile + safe area iOS) */
  .modal { padding: var(--space-sm); }
  .modal-close {
    top: max(var(--space-sm), env(safe-area-inset-top, 0));
    right: var(--space-sm);
    width: 56px; height: 56px;
    font-size: 2rem;
  }
  .modal-content { gap: 0.5rem; }
  .modal-content video, .modal-content img { max-height: 70vh; }

  /* Footer : email plus visible */
  .footer-brand p a { color: var(--color-accent); }
}

/* ====== PETIT MOBILE (≤ 480px) ====== */
@media (max-width: 480px) {
  /* CTA hero empilés verticalement et pleine largeur */
  .hero-cta { flex-direction: column; width: 100%; max-width: 320px; margin: 0 auto; }
  .hero-cta .btn { width: 100%; text-align: center; }

  /* Hero indicateur scroll plus discret */
  .hero-scroll { font-size: 0.7rem; }

  /* Marquee clients : taille logos un peu réduite */
  .client-logo { font-size: 1.1rem; }

  /* Featured : marges resserrées */
  .featured-grid { gap: 4px; }
  .vignettes-grid { gap: 4px; }

  /* Nav burger : centré verticalement */
  .nav { padding: 0 var(--space-sm); }
  .nav-logo { font-size: 1rem; }

  /* Formulaire contact : plus tactile */
  .form-row input, .form-row textarea, .form-row select {
    padding: 1rem;
    font-size: 16px; /* évite le zoom auto iOS */
  }
  .contact-form button { width: 100%; text-align: center; }
}

/* ====== TRÈS PETIT MOBILE (≤ 360px) ====== */
@media (max-width: 360px) {
  .hero-content h1 { font-size: 2.5rem; }
  .hero-subtitle { font-size: 0.85rem; letter-spacing: 0.15em; }
}