/* ==========================================================================
   CHIAROSCURO — Feuille de style principale
   Photographe — Portfolio premium
   ========================================================================== */

/* ----- 1. Design tokens ----- */
:root {
  /* Palette */
  --color-bg: #F5F1EA;          /* Ivoire cassé */
  --color-bg-alt: #EDE7DC;      /* Ivoire plus profond */
  --color-ink: #1A1715;         /* Noir encre */
  --color-ink-soft: #3C3834;    /* Noir atténué */
  --color-accent: #9C6B4F;      /* Terracotta */
  --color-bronze: #8B7355;      /* Bronze */
  --color-muted: #A8A29E;       /* Gris lin */
  --color-line: rgba(26, 23, 21, 0.12);

  /* Typographie */
  --font-display: 'Fraunces', 'Times New Roman', serif;
  --font-body: 'Work Sans', -apple-system, sans-serif;

  /* Échelle typographique fluide (clamp) */
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: clamp(1.125rem, 1vw + 0.9rem, 1.375rem);
  --fs-lg: clamp(1.5rem, 2vw + 1rem, 2.25rem);
  --fs-xl: clamp(2.25rem, 4vw + 1rem, 4rem);
  --fs-hero: clamp(3rem, 7vw + 1rem, 7rem);

  /* Espacements */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;

  /* Divers */
  --radius: 2px;
  --transition: 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
  --transition-slow: 1.2s cubic-bezier(0.2, 0.8, 0.2, 1);
  --max-width: 1440px;
}

/* ----- 2. Reset moderne ----- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--color-ink);
  background-color: var(--color-bg);
  overflow-x: hidden;
  font-weight: 400;
}

img, video { max-width: 100%; height: auto; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ----- 3. Typographie ----- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  display: inline-block;
  position: relative;
  padding-left: 3rem;
}

.eyebrow::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 2rem;
  height: 1px;
  background: var(--color-ink);
}

.italic { font-style: italic; }

/* ----- 4. Layout ----- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 3rem);
}

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

/* ----- 5. Navigation ----- */
/* Par défaut : nav sur fond clair avec texte sombre (pages intérieures) */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1rem clamp(1.5rem, 4vw, 3rem);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.4s ease, backdrop-filter 0.4s ease, color 0.4s ease, padding 0.4s ease;
  color: var(--color-ink);
  background-color: rgba(245, 241, 234, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: var(--color-line);
}

/* Force la couleur des liens dans la nav pour éviter les bleus/violets par défaut */
.nav a,
.nav a:visited,
.nav a:hover,
.nav a:active {
  color: inherit;
}

/* Variante transparente (utilisée uniquement sur la page d'accueil, par-dessus le hero sombre) */
.nav--transparent {
  color: #F5F1EA;
  background-color: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  padding: 1.5rem clamp(1.5rem, 4vw, 3rem);
}

.nav--transparent::after { display: none; }

/* Quand on scrolle, la variante transparente redevient opaque/sombre */
.nav--transparent.is-scrolled {
  color: var(--color-ink);
  background-color: rgba(245, 241, 234, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1rem clamp(1.5rem, 4vw, 3rem);
}

.nav--transparent.is-scrolled::after { display: block; }

.nav__brand {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.nav__brand span { font-style: italic; }

.nav__links {
  display: flex;
  gap: 2.5rem;
  font-size: var(--fs-sm);
}

.nav__link {
  position: relative;
  padding: 0.25rem 0;
  transition: opacity 0.3s ease;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width 0.4s ease;
}

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

.nav__toggle {
  display: none;
  width: 28px;
  height: 20px;
  position: relative;
}

.nav__toggle span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1px;
  background: currentColor;
  transition: transform 0.4s ease, top 0.4s ease, opacity 0.3s ease;
}

.nav__toggle span:nth-child(1) { top: 4px; }
.nav__toggle span:nth-child(2) { top: 50%; }
.nav__toggle span:nth-child(3) { top: calc(100% - 4px); }

.nav__toggle.is-open span:nth-child(1) { top: 50%; transform: rotate(45deg); }
.nav__toggle.is-open span:nth-child(2) { opacity: 0; }
.nav__toggle.is-open span:nth-child(3) { top: 50%; transform: rotate(-45deg); }

/* ----- 6. Hero ----- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--color-ink);
}

.hero__image {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  /* Image du hero : chemin relatif depuis /css/ donc on remonte avec ../ */
  background-image: url('../images/hero.jpg');
  filter: brightness(0.7) contrast(1.05);
  transform: scale(1.05);
  animation: heroZoom 20s ease-out infinite alternate;
}

@keyframes heroZoom {
  from { transform: scale(1.05); }
  to { transform: scale(1.15); }
}

.hero__image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
    rgba(0,0,0,0.2) 0%,
    rgba(0,0,0,0) 40%,
    rgba(0,0,0,0.6) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 0 clamp(1.5rem, 4vw, 3rem) clamp(3rem, 8vh, 6rem);
  color: #F5F1EA;
}

.hero__title {
  font-size: var(--fs-hero);
  font-weight: 300;
  line-height: 0.95;
  max-width: 18ch;
  margin-bottom: 1.5rem;
}

.hero__title em {
  font-style: italic;
  font-weight: 400;
  color: #E8D9C8;
}

.hero__meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(245, 241, 234, 0.2);
}

.hero__location {
  font-size: var(--fs-sm);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.hero__scroll {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: var(--fs-xs);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  opacity: 0.8;
}

.hero__scroll::after {
  content: '';
  width: 1px;
  height: 2.5rem;
  background: currentColor;
  animation: scrollLine 2s ease-in-out infinite;
  transform-origin: top;
}

@keyframes scrollLine {
  0%, 100% { transform: scaleY(0.3); opacity: 0.4; }
  50% { transform: scaleY(1); opacity: 1; }
}

/* ----- 7. Intro manifeste ----- */
.intro {
  padding: var(--space-xl) 0;
  background: var(--color-bg);
}

.intro__grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
}

.intro__label { padding-top: 0.75rem; }

.intro__text {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  line-height: 1.35;
  font-weight: 300;
  color: var(--color-ink);
  max-width: 28ch;
}

.intro__text em { color: var(--color-accent); }

/* ----- 8. Grille œuvres (mosaïque) ----- */
.works {
  padding: var(--space-xl) 0;
  background: var(--color-bg-alt);
}

.works__header {
  display: flex;
  justify-content: space-between;
  align-items: end;
  margin-bottom: 3rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.works__title {
  font-size: var(--fs-xl);
  font-weight: 300;
}

.works__link {
  font-size: var(--fs-sm);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  position: relative;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid currentColor;
  transition: color 0.3s ease, letter-spacing 0.4s ease;
}

.works__link:hover {
  color: var(--color-accent);
  letter-spacing: 0.15em;
}

.works__link::after { content: ' →'; }

.mosaic {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 80px;
  gap: clamp(0.75rem, 1.5vw, 1.5rem);
}

.mosaic__item {
  overflow: hidden;
  position: relative;
  background: var(--color-ink);
}

.mosaic__item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow), filter var(--transition);
}

.mosaic__item:hover img { transform: scale(1.06); }

.mosaic__item::after {
  content: attr(data-title);
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  color: #F5F1EA;
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--fs-md);
  opacity: 0;
  transform: translateY(8px);
  transition: all 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
  pointer-events: none;
  text-shadow: 0 2px 12px rgba(0,0,0,0.5);
}

.mosaic__item:hover::after {
  opacity: 1;
  transform: translateY(0);
}

/* Compositions asymétriques */
.mosaic__item--1 { grid-column: span 5; grid-row: span 5; }
.mosaic__item--2 { grid-column: span 4; grid-row: span 3; }
.mosaic__item--3 { grid-column: span 3; grid-row: span 4; }
.mosaic__item--4 { grid-column: span 4; grid-row: span 4; }
.mosaic__item--5 { grid-column: span 3; grid-row: span 3; }
.mosaic__item--6 { grid-column: span 5; grid-row: span 4; }

/* ----- 9. CTA / boutons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  font-size: var(--fs-sm);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid var(--color-ink);
  color: var(--color-ink);
  background: transparent;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-ink);
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
  z-index: -1;
}

.btn:hover { color: var(--color-bg); }
.btn:hover::before { transform: translateY(0); }

.btn--light { color: var(--color-bg); border-color: var(--color-bg); }
.btn--light::before { background: var(--color-bg); }
.btn--light:hover { color: var(--color-ink); }

/* ----- 10. Portfolio page ----- */
.page-header {
  padding: 8rem 0 4rem;
  text-align: left;
}

.page-header__title {
  font-size: var(--fs-hero);
  font-weight: 300;
  line-height: 1;
  margin: 1rem 0 1.5rem;
}

.page-header__subtitle {
  font-size: var(--fs-md);
  max-width: 50ch;
  color: var(--color-ink-soft);
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
}

.filters {
  display: flex;
  gap: 0.5rem 2rem;
  flex-wrap: wrap;
  padding: 2rem 0;
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  margin-bottom: 4rem;
}

.filter {
  font-size: var(--fs-sm);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  padding: 0.5rem 0;
  transition: color 0.3s ease;
  position: relative;
}

.filter::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--color-ink);
  transition: width 0.4s ease;
}

.filter:hover { color: var(--color-ink); }
.filter.is-active { color: var(--color-ink); }
.filter.is-active::after { width: 100%; }

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  padding-bottom: 4rem;
}

.gallery__item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 3/4;
  background: var(--color-ink);
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.gallery__item.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.gallery__item--wide { aspect-ratio: 4/3; grid-column: span 2; }
.gallery__item--tall { aspect-ratio: 3/5; }

@media (max-width: 640px) {
  .gallery__item--wide { grid-column: span 1; aspect-ratio: 3/4; }
}

.gallery__item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.gallery__item:hover img { transform: scale(1.05); }

.gallery__item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,0.5) 100%);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 1;
}

.gallery__item:hover::before { opacity: 1; }

.gallery__caption {
  position: absolute;
  bottom: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
  color: #F5F1EA;
  z-index: 2;
  opacity: 0;
  transform: translateY(12px);
  transition: all 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.gallery__item:hover .gallery__caption {
  opacity: 1;
  transform: translateY(0);
}

.gallery__caption h3 {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--fs-md);
  font-weight: 400;
  margin-bottom: 0.25rem;
}

.gallery__caption span {
  font-size: var(--fs-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.8;
}

/* Carte "bientôt disponible" pour catégorie sans photos encore */
.gallery__item--placeholder {
  background: var(--color-bg-alt);
  cursor: default;
  aspect-ratio: 4/3;
  opacity: 1;
  transform: none;
  border: 1px solid var(--color-line);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

/* Motif décoratif subtil en arrière-plan */
.gallery__item--placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(156, 107, 79, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(139, 115, 85, 0.08) 0%, transparent 50%);
  opacity: 1;
  z-index: 0;
}

.gallery__item--placeholder:hover img { transform: none; }
.gallery__item--placeholder:hover::before { opacity: 1; }

.placeholder__inner {
  position: relative;
  z-index: 1;
  padding: clamp(1.5rem, 3vw, 3rem);
  text-align: center;
  max-width: 42ch;
}

.placeholder__eyebrow {
  display: inline-block;
  font-size: var(--fs-xs);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-accent);
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-accent);
  margin-bottom: 1.5rem;
}

.placeholder__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  line-height: 1.05;
  color: var(--color-ink);
  margin-bottom: 1.25rem;
}

.placeholder__title em {
  font-style: italic;
  color: var(--color-accent);
}

.placeholder__text {
  font-size: var(--fs-sm);
  line-height: 1.65;
  color: var(--color-ink-soft);
  margin-bottom: 1.75rem;
}

.placeholder__link {
  display: inline-block;
  font-size: var(--fs-sm);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-ink);
  padding-bottom: 0.25rem;
  border-bottom: 1px solid currentColor;
  transition: color 0.3s ease, letter-spacing 0.4s ease;
}

.placeholder__link:hover {
  color: var(--color-accent);
  letter-spacing: 0.2em;
}

/* ----- 11. Lightbox ----- */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(10, 8, 6, 0.96);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.lightbox.is-open { display: flex; opacity: 1; }

.lightbox__img {
  max-width: 85vw;
  max-height: 85vh;
  object-fit: contain;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  animation: lightboxIn 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}

@keyframes lightboxIn {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

.lightbox__close,
.lightbox__prev,
.lightbox__next {
  position: absolute;
  color: #F5F1EA;
  font-size: 1.5rem;
  width: 3rem; height: 3rem;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(245, 241, 234, 0.2);
  transition: all 0.3s ease;
}

.lightbox__close:hover,
.lightbox__prev:hover,
.lightbox__next:hover {
  background: #F5F1EA;
  color: var(--color-ink);
}

.lightbox__close { top: 2rem; right: 2rem; }
.lightbox__prev { left: 2rem; top: 50%; transform: translateY(-50%); }
.lightbox__next { right: 2rem; top: 50%; transform: translateY(-50%); }

.lightbox__caption {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: #F5F1EA;
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--fs-md);
  text-align: center;
}

/* ----- 12. À propos page ----- */
.about {
  padding: 10rem 0 var(--space-xl);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
}

.about__portrait {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
}

.about__portrait img {
  width: 100%; height: 100%;
  object-fit: cover;
}

.about__content h1 {
  font-size: var(--fs-xl);
  font-weight: 300;
  margin: 1.5rem 0 2rem;
  line-height: 1.05;
}

.about__content p {
  font-size: var(--fs-md);
  margin-bottom: 1.5rem;
  max-width: 55ch;
  color: var(--color-ink-soft);
}

.about__content p:first-of-type::first-letter {
  font-family: var(--font-display);
  font-size: 4em;
  float: left;
  line-height: 0.85;
  padding: 0.25rem 0.75rem 0 0;
  color: var(--color-accent);
  font-style: italic;
}

/* ----- Layout éditorial (page À propos sans portrait) ----- */
.about--editorial {
  padding: clamp(3rem, 8vh, 6rem) 0;
}

.about--editorial:first-of-type {
  padding-top: 10rem; /* Compensation de la nav fixe */
}

.about__editorial-grid {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
  max-width: 1000px;
  margin: 0 auto;
}

.about__editorial-label {
  padding-top: 0.5rem;
  position: sticky;
  top: 6rem;
}

.about__editorial-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 300;
  line-height: 1.05;
  margin: 0 0 2.5rem;
  max-width: 18ch;
}

.about__editorial-lead {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.15rem, 1.5vw, 1.4rem);
  line-height: 1.55;
  color: var(--color-ink);
  max-width: 58ch;
  margin-bottom: 1.5rem;
}

.about__editorial-lead em {
  color: var(--color-accent);
  font-style: italic;
}

/* Lettrine sur le premier paragraphe */
.about__editorial-lead::first-letter {
  font-family: var(--font-display);
  font-size: 4em;
  float: left;
  line-height: 0.85;
  padding: 0.25rem 0.75rem 0 0;
  color: var(--color-accent);
  font-style: italic;
}

.about__editorial-body {
  font-size: var(--fs-md);
  line-height: 1.7;
  color: var(--color-ink-soft);
  max-width: 58ch;
  margin-bottom: 1.75rem;
}

.about__editorial-body em {
  color: var(--color-ink);
  font-style: italic;
}

/* Section paysage intercalaire plein écran (remplace le portrait) */
.about__interlude {
  position: relative;
  height: clamp(400px, 70vh, 720px);
  overflow: hidden;
  margin: 3rem 0;
}

.about__interlude-image {
  position: absolute;
  inset: 0;
  background-image: url('../images/paysage-about.jpg');
  background-size: cover;
  background-position: center;
  transform: scale(1.05);
  transition: transform 1.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.about__interlude:hover .about__interlude-image {
  transform: scale(1);
}

.about__interlude-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,0.3) 100%);
}

.about__interlude-caption {
  position: absolute;
  bottom: 1.5rem;
  right: clamp(1.5rem, 4vw, 3rem);
  color: var(--color-bg);
  z-index: 2;
}

.about__interlude-caption span {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--fs-sm);
  letter-spacing: 0.1em;
  text-shadow: 0 2px 12px rgba(0,0,0,0.4);
}

/* Responsive : la mise en page éditoriale devient monocolonne */
@media (max-width: 768px) {
  .about__editorial-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .about__editorial-label {
    position: static;
  }
}

.manifesto {
  padding: var(--space-xl) 0;
  background: var(--color-ink);
  color: var(--color-bg);
  position: relative;
  overflow: hidden;
}

.manifesto::before {
  content: '"';
  position: absolute;
  top: -2rem;
  left: 2rem;
  font-family: var(--font-display);
  font-size: 20rem;
  color: var(--color-accent);
  opacity: 0.15;
  line-height: 1;
}

.manifesto__text {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 300;
  font-style: italic;
  line-height: 1.25;
  max-width: 18ch;
  position: relative;
  z-index: 1;
}

.manifesto__author {
  margin-top: 2.5rem;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-style: normal;
  color: var(--color-accent);
}

.timeline {
  padding: var(--space-xl) 0;
}

.timeline__header { margin-bottom: 4rem; }
.timeline__header h2 { font-size: var(--fs-xl); font-weight: 300; margin-top: 1rem; }

.timeline__list {
  display: grid;
  gap: 0;
}

.timeline__item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 3rem;
  padding: 2rem 0;
  border-top: 1px solid var(--color-line);
  align-items: baseline;
}

.timeline__item:last-child { border-bottom: 1px solid var(--color-line); }

.timeline__year {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  color: var(--color-accent);
  font-style: italic;
}

.timeline__title {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-weight: 400;
  margin-bottom: 0.25rem;
}

.timeline__desc {
  color: var(--color-ink-soft);
  font-size: var(--fs-sm);
}

/* ----- 13. Services page ----- */
.services {
  padding: 10rem 0 var(--space-xl);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 0;
  margin-top: 4rem;
  border-top: 1px solid var(--color-line);
}

.service-card {
  padding: 3rem 2rem;
  border-right: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  transition: background-color 0.4s ease;
  position: relative;
}

.service-card:last-child { border-right: none; }

.service-card:hover {
  background: var(--color-bg-alt);
}

.service-card__number {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--fs-md);
  color: var(--color-accent);
  margin-bottom: 2rem;
}

.service-card__title {
  font-size: var(--fs-lg);
  font-weight: 300;
  margin-bottom: 1rem;
}

.service-card__desc {
  color: var(--color-ink-soft);
  margin-bottom: 2rem;
  font-size: var(--fs-sm);
  line-height: 1.7;
}

.service-card__price {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--fs-md);
  color: var(--color-ink);
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-line);
}

.service-card__price span {
  font-family: var(--font-body);
  font-style: normal;
  font-size: var(--fs-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-muted);
  display: block;
  margin-bottom: 0.25rem;
}

.process {
  padding: var(--space-xl) 0;
  background: var(--color-bg-alt);
}

.process__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.process__step {
  position: relative;
  padding-top: 2rem;
}

.process__step::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--color-ink);
}

.process__num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 2.5rem;
  color: var(--color-accent);
  margin-bottom: 1rem;
  line-height: 1;
}

.process__step h3 {
  font-size: var(--fs-md);
  font-weight: 400;
  margin-bottom: 0.75rem;
}

.process__step p {
  font-size: var(--fs-sm);
  color: var(--color-ink-soft);
}

/* ----- 14. Contact page ----- */
.contact {
  padding: 10rem 0 var(--space-xl);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 8vw, 8rem);
  align-items: start;
}

.contact__info h1 {
  font-size: var(--fs-hero);
  font-weight: 300;
  line-height: 1;
  margin: 1rem 0 2rem;
}

.contact__info p {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--fs-md);
  font-weight: 300;
  max-width: 40ch;
  color: var(--color-ink-soft);
  margin-bottom: 3rem;
}

.contact__details {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 3rem;
  padding: 2rem 0;
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}

.contact__detail {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 1rem;
  align-items: baseline;
  font-size: var(--fs-sm);
}

.contact__detail span:first-child {
  font-size: var(--fs-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.socials {
  display: flex;
  gap: 2rem;
  font-size: var(--fs-sm);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.socials a {
  position: relative;
  padding-bottom: 0.25rem;
  transition: color 0.3s ease;
}

.socials a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 1px;
  background: currentColor;
  transform: scaleX(0.3);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.socials a:hover { color: var(--color-accent); }
.socials a:hover::after { transform: scaleX(1); }

/* ----- Formulaire ----- */
.form {
  display: grid;
  gap: 2rem;
}

.form__field {
  display: grid;
  gap: 0.5rem;
  position: relative;
}

.form__label {
  font-size: var(--fs-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.form__input,
.form__textarea,
.form__select {
  width: 100%;
  padding: 0.75rem 0;
  border: none;
  border-bottom: 1px solid var(--color-ink);
  background: transparent;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  color: var(--color-ink);
  transition: border-color 0.3s ease;
  border-radius: 0;
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form__textarea { resize: vertical; min-height: 120px; }

.form__select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='none' stroke='%231A1715' stroke-width='1' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
  padding-right: 2rem;
}

.form__btn { justify-self: start; margin-top: 1rem; }

.form__status {
  font-size: var(--fs-sm);
  padding: 1rem;
  display: none;
}

.form__status.is-success {
  display: block;
  background: rgba(156, 107, 79, 0.1);
  color: var(--color-accent);
  border-left: 2px solid var(--color-accent);
  padding-left: 1.5rem;
}

/* ----- 15. Instagram feed ----- */
.instagram {
  padding: var(--space-xl) 0;
  background: var(--color-bg-alt);
}

.instagram__header {
  text-align: center;
  margin-bottom: 3rem;
}

.instagram__header h2 {
  font-size: var(--fs-xl);
  font-weight: 300;
  margin-top: 1rem;
}

.instagram__handle {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--color-accent);
  margin-top: 1rem;
  font-size: var(--fs-md);
  display: inline-block;
}

.instagram__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 2px;
}

.instagram__item {
  aspect-ratio: 1;
  overflow: hidden;
  position: relative;
  background: var(--color-ink);
}

.instagram__item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease, filter 0.4s ease;
  filter: grayscale(0.1);
}

.instagram__item:hover img {
  transform: scale(1.08);
  filter: grayscale(0);
}

@media (max-width: 900px) {
  .instagram__grid { grid-template-columns: repeat(3, 1fr); }
}

/* ----- 16. Footer ----- */
.footer {
  background: var(--color-ink);
  color: var(--color-bg);
  padding: var(--space-lg) 0 var(--space-md);
}

.footer__top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(245, 241, 234, 0.15);
}

.footer__brand h3 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 300;
  margin-bottom: 1rem;
}

.footer__brand h3 em { color: var(--color-accent); }

.footer__brand p {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--color-muted);
  max-width: 35ch;
}

.footer__col h4 {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  color: var(--color-muted);
}

.footer__col ul { display: grid; gap: 0.75rem; }

.footer__col a {
  font-size: var(--fs-sm);
  transition: color 0.3s ease;
}

.footer__col a:hover { color: var(--color-accent); }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
}

/* ----- 17. Animations d'apparition au scroll ----- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s cubic-bezier(0.2, 0.8, 0.2, 1),
              transform 0.9s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal--delay-1 { transition-delay: 0.15s; }
.reveal--delay-2 { transition-delay: 0.3s; }
.reveal--delay-3 { transition-delay: 0.45s; }

/* ----- 18. Curseur custom (desktop only) ----- */
@media (hover: hover) and (pointer: fine) {
  .cursor {
    position: fixed;
    top: 0; left: 0;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--color-ink);
    border: 2px solid var(--color-bg);
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease, background-color 0.3s ease, border-color 0.3s ease;
    box-shadow: 0 0 0 1px rgba(0,0,0,0.15);
  }

  /* État "hover" : cercle creux plus grand, toujours avec double contour */
  .cursor.is-hover {
    width: 48px;
    height: 48px;
    background: transparent;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 1px rgba(255,255,255,0.6);
  }

  /* Adaptation quand la lightbox est ouverte : inversé pour rester visible sur fond noir */
  body:has(.lightbox.is-open) .cursor {
    background: var(--color-bg);
    border-color: var(--color-ink);
    box-shadow: 0 0 0 1px rgba(255,255,255,0.4);
  }

  body:has(.lightbox.is-open) .cursor.is-hover {
    background: transparent;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 1px rgba(255,255,255,0.6);
  }

  body { cursor: none; }
  a, button, .gallery__item, .filter, input, textarea, select { cursor: none; }
}

/* ----- 19. Responsive ----- */
@media (max-width: 900px) {
  .nav__links { display: none; }

  .nav__links.is-open {
    display: flex;
    position: fixed;
    inset: 0;
    flex-direction: column;
    background: var(--color-bg);
    color: var(--color-ink);
    justify-content: center;
    align-items: center;
    gap: 2rem;
    font-size: 1.5rem;
    font-family: var(--font-display);
  }

  .nav__toggle { display: block; }

  .intro__grid,
  .about__grid,
  .contact__grid,
  .footer__top { grid-template-columns: 1fr; }

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

  .mosaic {
    grid-template-columns: repeat(6, 1fr);
    grid-auto-rows: 60px;
  }
  .mosaic__item--1 { grid-column: span 6; grid-row: span 4; }
  .mosaic__item--2 { grid-column: span 3; grid-row: span 3; }
  .mosaic__item--3 { grid-column: span 3; grid-row: span 3; }
  .mosaic__item--4 { grid-column: span 6; grid-row: span 4; }
  .mosaic__item--5 { grid-column: span 3; grid-row: span 3; }
  .mosaic__item--6 { grid-column: span 3; grid-row: span 3; }

  .service-card { border-right: none; }

  .timeline__item { grid-template-columns: 1fr; gap: 0.5rem; }
  .contact__detail { grid-template-columns: 1fr; gap: 0.25rem; }

  .cursor { display: none !important; }
  body { cursor: auto; }
}

@media (max-width: 520px) {
  .gallery { grid-template-columns: 1fr; }
  .process__grid { grid-template-columns: 1fr; }
  .footer__bottom { justify-content: center; text-align: center; }
}

/* ----- 20. Accessibilité ----- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .hero__image { animation: none; }
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

::selection {
  background: var(--color-accent);
  color: var(--color-bg);
}