/* =============================================================================
   Site public (une seule page) - « Bold Typography »
   Sections : navigation · accueil · services · approche · matériel · galerie ·
              golden hour · contact · pied de page · visionneuse
   ============================================================================= */

/* ─── Navigation ───────────────────────────────────────────────────────────── */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  height: 72px;
  border-bottom: 1px solid var(--border);
}
/* Fond translucide + flou de ce qui défile derrière. Sur un pseudo-élément : un backdrop-filter sur .nav lui-même
   ferait de lui le repère du menu mobile (position: fixed) et le déformerait. */
.nav::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: color-mix(in srgb, var(--bg) 62%, transparent);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
          backdrop-filter: blur(16px) saturate(1.4);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; height: 100%; }

.brand { display: inline-flex; align-items: center; gap: 0.75rem; text-decoration: none; }
.brand__name { font-family: var(--font-brand); font-size: var(--fs-xl); font-weight: 600; letter-spacing: 0; line-height: 1; }
.brand__mark { color: var(--fg); }

.nav__links { display: flex; align-items: center; gap: 2rem; white-space: nowrap; }
.nav__links a {
  position: relative; padding-block: 0.5rem;
  font-size: var(--fs-sm); font-weight: 500; text-transform: uppercase; letter-spacing: var(--tracking-wider);
  text-decoration: none; color: var(--muted-fg);
  transition: color var(--t-fast) var(--ease);
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--accent);
  transform: scaleX(0); transform-origin: left; transition: transform var(--t-fast) var(--ease);
}
.nav__links a:hover, .nav__links a.is-active { color: var(--fg); }
.nav__links a:hover::after, .nav__links a.is-active::after { transform: scaleX(1); }
.nav__links .nav__client { display: inline-flex; align-items: center; gap: 0.375rem; color: var(--accent-text); }

.nav__actions { display: flex; align-items: center; gap: 0.25rem; }
.nav__burger { display: none; }
.nav__burger .i-close { display: none; }
.nav__burger[aria-expanded="true"] .i-open { display: none; }
.nav__burger[aria-expanded="true"] .i-close { display: block; }

@media (min-width: 900px) and (max-width: 1100px) { .nav__links { gap: 1.25rem; } }

@media (max-width: 899px) {
  .nav__burger { display: inline-grid; }
  .nav__links {
    position: fixed; inset: 72px 0 auto 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    padding: 1rem var(--gutter) 2rem;
    background: var(--bg); border-bottom: 1px solid var(--border);
    transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: opacity var(--t-base) var(--ease), transform var(--t-base) var(--ease), visibility var(--t-base);
  }
  .nav.is-open .nav__links { transform: none; opacity: 1; visibility: visible; }
  .nav__links a {
    width: 100%; padding-block: 1rem; border-bottom: 1px solid var(--border);
    font-size: var(--fs-2xl); font-weight: 600; text-transform: none; letter-spacing: var(--tracking-tight); color: var(--fg);
  }
  .nav__links a::after { display: none; }
}

/* ─── Accueil ──────────────────────────────────────────────────────────────── */
.hero {
  position: relative; overflow: hidden;
  min-height: 100svh;
  display: flex; align-items: flex-end;
  padding: calc(72px + clamp(32px, 5vw, 64px)) 0 clamp(48px, 7vw, 96px);
}
/* Lettre décorative en filigrane (typographie en couches) : masquée sur mobile pour éviter tout défilement horizontal */
.hero__deco {
  position: absolute; right: -0.06em; bottom: -0.16em; z-index: -1;
  font-size: clamp(22rem, 52vw, 52rem); font-weight: 800; line-height: 0.8; letter-spacing: var(--tracking-tighter);
  color: var(--muted); user-select: none; pointer-events: none; display: none;
}
@media (min-width: 900px) { .hero__deco { display: block; } }
.hero__inner { position: relative; display: grid; gap: clamp(20px, 3vw, 40px); }

.hero__title {
  font-size: clamp(3.5rem, 17vw, 9rem);
  font-weight: 800; line-height: 0.92; letter-spacing: var(--tracking-tighter);
}
.hero__title span { display: block; }
.hero__title .text-accent { color: var(--accent); }   /* grand texte : le vermillon pur reste lisible (3,4:1) */

.hero__body { display: grid; gap: 2rem; align-items: end; margin-top: clamp(8px, 3vw, 32px); }
.hero__text { display: grid; gap: 1rem; max-width: 40rem; }
.hero__cta { display: flex; flex-wrap: wrap; align-items: center; gap: 1.5rem 2rem; }

@media (min-width: 900px) {
  .hero__body { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 4rem; }
  .hero__cta { justify-content: flex-end; }
}

/* ─── Sections ─────────────────────────────────────────────────────────────── */
.section { padding-block: var(--section-y); border-top: 1px solid var(--border); }
.section--alt { background: var(--muted); }

.section__head { display: grid; gap: 1.25rem; margin-bottom: clamp(40px, 6vw, 80px); }
.section__title { font-size: clamp(2.5rem, 7vw, 5.5rem); letter-spacing: var(--tracking-tight); }

/* ─── Services ─────────────────────────────────────────────────────────────── */
.services { border-top: 1px solid var(--border); }
.service {
  display: grid; gap: 1rem 2rem;
  padding-block: clamp(28px, 4vw, 48px);
  border-bottom: 1px solid var(--border);
}
.service__num { font-size: var(--fs-sm); color: var(--muted-fg); transition: color var(--t-fast) var(--ease); }
.service__title {
  display: flex; align-items: center; gap: 1rem;
  font-size: var(--fs-5xl); font-weight: 700; line-height: 1; letter-spacing: var(--tracking-tight);
  transition: color var(--t-fast) var(--ease);
}
.service__title .icon { color: var(--accent-text); }
.service__text { display: grid; gap: 0.75rem; max-width: 34rem; color: var(--muted-fg); text-wrap: pretty; }
.service:hover .service__num, .service:hover .service__title { color: var(--accent-text); }

@media (min-width: 900px) {
  .service { grid-template-columns: 4rem minmax(0, 5fr) minmax(0, 6fr); align-items: start; }
  .service__text { padding-top: 0.5rem; }
}

/* ─── Approche ─────────────────────────────────────────────────────────────── */
.approche { display: grid; gap: clamp(40px, 6vw, 80px); }
.approche__intro { display: grid; gap: 1.25rem; align-content: start; }
.approche__grid { display: grid; }
.principle { display: grid; gap: 0.75rem; padding-block: 2rem; border-top: 1px solid var(--border-hover); }
.principle h3 { font-size: var(--fs-2xl); letter-spacing: var(--tracking-tight); }
.principle p { color: var(--muted-fg); max-width: 32rem; text-wrap: pretty; }

@media (min-width: 900px) {
  .approche { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
  .approche__intro { position: sticky; top: 120px; align-self: start; }
  .approche__grid { grid-template-columns: 1fr 1fr; column-gap: 3rem; }
}

/* ─── Matériel ─────────────────────────────────────────────────────────────── */
.equipment { display: grid; gap: clamp(32px, 5vw, 64px); }
.equipment header { display: grid; gap: 1.25rem; }
.equipment__body { display: grid; gap: 3rem; align-items: start; }
.equipment__text { display: grid; gap: 1.25rem; }
.spec { border-top: 1px solid var(--border-hover); }
.spec li { padding-block: 0.875rem; border-bottom: 1px solid var(--border); font-weight: 500; }

@media (min-width: 900px) {
  .equipment__body { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 5rem; }
}

/* ─── Galerie ──────────────────────────────────────────────────────────────── */
.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }
.gallery[data-collapsed] li:nth-child(n + 13) { display: none; }
.gallery li { position: relative; aspect-ratio: 4 / 5; overflow: hidden; background: var(--border); }
.gallery button { display: block; width: 100%; height: 100%; }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--t-slow) var(--ease); }
.gallery button:hover img { transform: scale(1.05); }
.gallery__more { display: flex; justify-content: center; margin-top: 2.5rem; }
.gallery__empty { padding-block: 2rem; }

@media (min-width: 640px) { .gallery { grid-template-columns: repeat(3, 1fr); gap: 0.75rem; } }
@media (min-width: 1100px) { .gallery { grid-template-columns: repeat(4, 1fr); } }

/* ─── Golden hour ──────────────────────────────────────────────────────────── */
.gh { display: grid; gap: 2.5rem; }
.gh__map { position: relative; isolation: isolate;   /* les volets de Leaflet (z-index jusqu'à 1000) restent sous la barre de navigation */
  height: clamp(340px, 60vw, 560px); border: 1px solid var(--border-hover); background: var(--muted); }
#gh-map { position: absolute; inset: 0; font-family: var(--font-sans); background: var(--muted); }

.gh__panel { display: grid; gap: 1.25rem; align-content: start; }
.gh__controls { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 1rem; align-items: end; }
.gh__place { min-height: 1.6em; font-size: var(--fs-xs); color: var(--muted-fg); letter-spacing: var(--tracking-wide); }

.gh__times { border-top: 1px solid var(--border-hover); }
.gh__row { display: grid; gap: 0.25rem; padding: 1rem 0 1rem 1rem; border-bottom: 1px solid var(--border); border-left: 2px solid transparent; transition: border-color var(--t-fast) var(--ease); }
.gh__row dt { font-family: var(--font-mono); font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: var(--tracking-widest); color: var(--muted-fg); }
.gh__row dd { display: flex; align-items: baseline; gap: 0.75rem; font-family: var(--font-mono); font-size: var(--fs-3xl); font-weight: 500; font-variant-numeric: tabular-nums; letter-spacing: var(--tracking-tight); }
.gh__row dd i { font-style: normal; color: var(--muted-fg); font-size: var(--fs-xl); }
.gh__row--gold { border-left-color: var(--accent); }
.gh__row--gold dt { color: var(--accent-text); }

/* Carte : tuiles sombres en thème sombre, marqueur carré accent, contrôles aux arêtes vives */
:root[data-scheme="dark"] #gh-map .leaflet-tile-pane { filter: invert(1) hue-rotate(180deg) brightness(0.92) contrast(0.9) saturate(0.6); }
.gh-marker { width: 18px; height: 18px; background: var(--accent); border: 2px solid var(--bg); outline: 2px solid var(--accent); }
#gh-map .leaflet-control-zoom a, #gh-map .leaflet-bar a { background: var(--bg); color: var(--fg); border-color: var(--border-hover); border-radius: 0; }
#gh-map .leaflet-bar { border: 1px solid var(--border-hover); box-shadow: none; border-radius: 0; }
#gh-map .leaflet-control-attribution { background: color-mix(in srgb, var(--bg) 85%, transparent); color: var(--muted-fg); }
#gh-map .leaflet-control-attribution a { color: var(--fg); }
#gh-map .leaflet-container { cursor: crosshair; }

@media (min-width: 900px) {
  .gh { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 4rem; }
}

/* ─── Contact (section inversée) ───────────────────────────────────────────── */
.section--invert {
  --bg:          light-dark(#0A0A0A, #FAFAFA);
  --fg:          light-dark(#FAFAFA, #0A0A0A);
  --muted-fg:    light-dark(#A3A3A3, #5C5C5C);
  --input:       transparent;
  --border:      color-mix(in srgb, var(--fg) 30%, transparent);
  --border-hover:color-mix(in srgb, var(--fg) 55%, transparent);
  --accent-text: light-dark(#FF3D00, #C42E00);
  background: var(--bg); color: var(--fg);
  border-top: 0;
}
.section--invert .input, .section--invert .textarea { background: transparent; }

.contact { display: grid; gap: clamp(48px, 8vw, 120px); }
.contact__intro { display: grid; gap: 1.25rem; align-content: start; min-width: 0; }
.contact__intro .section__title { font-size: clamp(2.25rem, 4.6vw, 4.25rem); overflow-wrap: anywhere; }
.contact__intro .lead { max-width: 28rem; }
.form { display: grid; gap: 1.5rem; align-content: start; }

@media (min-width: 900px) {
  .contact { grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); }
}

/* ─── Pied de page ─────────────────────────────────────────────────────────── */
.footer { padding-block: clamp(40px, 6vw, 80px) 2rem; overflow: hidden; }
.footer__word {
  margin: 0 calc(-1 * var(--gutter)) 2rem;
  font-size: clamp(3rem, 17.5vw, 15rem); font-weight: 800; line-height: 0.85; letter-spacing: var(--tracking-tighter);
  white-space: nowrap; color: var(--muted); user-select: none;
  padding-inline: var(--gutter);
}
.footer__row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem 2rem; padding-top: 1.5rem; border-top: 1px solid var(--border); }
.footer__links { display: flex; flex-wrap: wrap; gap: 0.75rem 2rem; font-size: var(--fs-sm); }
.footer__links .link { display: inline-flex; align-items: center; gap: 0.5rem; padding-block: 0.5rem; }

/* ─── Visionneuse ──────────────────────────────────────────────────────────── */
.lightbox {
  width: 100vw; height: 100vh; max-width: none; max-height: none; margin: 0; padding: 0;
  border: 0; background: rgb(0 0 0 / 0.94); color: #fff;
}
.lightbox[open] { display: grid; place-items: center; }
.lightbox::backdrop { background: rgb(0 0 0 / 0.94); }
.lightbox .icon-btn { position: absolute; color: #fff; }
.lightbox .icon-btn:hover { background: rgb(255 255 255 / 0.12); border-color: rgb(255 255 255 / 0.4); }
.lightbox__close { top: 1rem; right: 1rem; }
.lightbox__nav { top: 50%; translate: 0 -50%; }
.lightbox__prev { left: 0.5rem; }
.lightbox__next { right: 0.5rem; }
.lightbox__figure { display: grid; place-items: center; width: 100%; height: 100%; margin: 0; padding: 0; }
/* Taille fixée par gallery.js (85 % de l'espace libre) ; ces plafonds ne servent qu'avant le calcul. */
.lightbox__figure img { max-width: 85%; max-height: 85%; object-fit: contain; }
/* Aucune sélection ni surbrillance en passant d'une photo à l'autre (clics rapides, double-clic) */
.lightbox { user-select: none; -webkit-user-select: none; -webkit-tap-highlight-color: transparent; }
html:has(.lightbox[open]) { user-select: none; -webkit-user-select: none; }   /* rien de surligné dans la page derrière */
.lightbox ::selection, .lightbox::selection { background: transparent; }
.lightbox:focus { outline: none; }
.lightbox img { -webkit-user-drag: none; }
/* Marge d'action autour des boutons : un appui légèrement à côté, ou un relâchement après un petit glissement, reste sur le bouton */
.lightbox .icon-btn::after { content: ""; position: absolute; inset: -1.25rem; }
.lightbox .lightbox__nav::after { inset: -3rem -1.5rem; }   /* plus spécifique que la règle générale ci-dessus */
/* Première / dernière image : flèche grisée, sans effet */
.lightbox .icon-btn[aria-disabled="true"] { opacity: 0.25; cursor: default; }
.lightbox .icon-btn[aria-disabled="true"]:hover { background: transparent; border-color: transparent; }
.lightbox__count { position: absolute; bottom: 1.25rem; left: 0; right: 0; text-align: center; color: rgb(255 255 255 / 0.7); }
@media (min-width: 900px) { .lightbox__prev { left: 1.5rem; } .lightbox__next { right: 1.5rem; } }