/* ---------------------------------------------------------
   Tokens — palette "chambre noire"
--------------------------------------------------------- */
:root {
  --ink: #14150f;
  --ink-soft: #1c1e15;
  --paper: #edeae1;
  --paper-dim: #c9c5b6;
  --ash: #8b8b7a;
  --line: #33352a;
  --safelight: #c97f3a;
  --safelight-soft: #4a3320;

  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-ui: 'Archivo', 'Helvetica Neue', Arial, sans-serif;

  --content-max: 1400px;
  --text-max: 40em;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.1;
  margin: 0;
}

p { margin: 0 0 1em; }

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

/* ---------------------------------------------------------
   En-tête / navigation
--------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem clamp(1.25rem, 4vw, 3rem);
  background: linear-gradient(to bottom, rgba(20,21,15,0.92), rgba(20,21,15,0.7) 70%, transparent);
}

.logotype {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.2rem;
}

.site-nav {
  display: flex;
  gap: clamp(1rem, 2vw, 1.75rem);
}

.site-nav a {
  font-size: 0.95rem;
  color: var(--paper-dim);
  position: relative;
  padding-bottom: 3px;
}

.site-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  height: 1px;
  width: 0;
  background: var(--safelight);
  transition: width 0.2s ease;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--paper);
}

.site-nav a.active::after,
.site-nav a:hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  color: var(--paper);
  font-family: var(--font-ui);
  padding: 0.4rem 0.8rem;
  border-radius: 2px;
}

@media (max-width: 720px) {
  .site-nav { display: none; }
  .nav-toggle { display: block; }
  .site-nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--ink-soft);
    padding: 1.5rem;
    gap: 1.25rem;
    border-bottom: 1px solid var(--line);
  }
}

/* ---------------------------------------------------------
   Accueil — héros
--------------------------------------------------------- */
.hero {
  position: relative;
  height: 90vh;
  min-height: 480px;
  overflow: hidden;
  margin-top: -88px;
  background: var(--ink-soft);
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(20,21,15,0.9), rgba(20,21,15,0.05) 55%);
}

.hero-text {
  position: absolute;
  left: clamp(1.25rem, 4vw, 3rem);
  bottom: clamp(1.5rem, 5vw, 3.5rem);
  right: clamp(1.25rem, 4vw, 3rem);
}

.hero-text h1 {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  max-width: 16ch;
}

.hero-tagline {
  margin-top: 0.75rem;
  color: var(--paper-dim);
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  max-width: 40ch;
}

/* ---------------------------------------------------------
   Intro / texte
--------------------------------------------------------- */
.intro {
  max-width: var(--text-max);
  margin: clamp(3rem, 6vw, 5rem) auto 0;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2vw, 1.5rem);
  color: var(--paper-dim);
}

/* ---------------------------------------------------------
   Grille asymétrique (accueil)
--------------------------------------------------------- */
.featured-grid {
  max-width: var(--content-max);
  margin: clamp(3rem, 6vw, 5rem) auto;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 14vw;
  gap: clamp(0.5rem, 1.2vw, 1rem);
}

.featured-item { position: relative; overflow: hidden; border-radius: 2px; }
.featured-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.featured-item:hover img { transform: scale(1.04); }

.featured-item-caption {
  position: absolute;
  left: 0.75rem;
  bottom: 0.6rem;
  right: 0.75rem;
  color: var(--paper);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.95rem;
  text-shadow: 0 1px 6px rgba(0,0,0,0.7);
}

.featured-item--1 { grid-column: span 3; grid-row: span 2; }
.featured-item--2 { grid-column: span 3; grid-row: span 1; }
.featured-item--3 { grid-column: span 2; grid-row: span 1; }
.featured-item--4 { grid-column: span 2; grid-row: span 2; }
.featured-item--5 { grid-column: span 2; grid-row: span 1; }

@media (max-width: 720px) {
  .featured-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 42vw; }
  .featured-item--1, .featured-item--2, .featured-item--3, .featured-item--4, .featured-item--5 {
    grid-column: span 1; grid-row: span 1;
  }
}

/* ---------------------------------------------------------
   Liste des catégories (accueil)
--------------------------------------------------------- */
.category-list {
  border-top: 1px solid var(--line);
  margin-top: clamp(2rem, 5vw, 4rem);
}

.category-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: clamp(1.5rem, 4vw, 3rem) clamp(1.25rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line);
}

.category-row-label {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 5vw, 3.5rem);
}

.category-row-line {
  flex: 1;
  height: 1px;
  margin: 0 2rem;
  background: var(--line);
  position: relative;
  overflow: hidden;
}

.category-row-line::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--safelight);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.category-row:hover .category-row-line::after { transform: scaleX(1); }

/* ---------------------------------------------------------
   Page galerie — masonry
--------------------------------------------------------- */
.gallery-head {
  padding: clamp(6rem, 12vw, 9rem) clamp(1.25rem, 4vw, 3rem) clamp(1.5rem, 3vw, 2.5rem);
}

.gallery-head h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-style: italic;
}

.masonry {
  max-width: var(--content-max);
  margin: 0 auto clamp(3rem, 6vw, 5rem);
  padding: 0 clamp(1.25rem, 4vw, 3rem);
  column-count: 3;
  column-gap: clamp(0.75rem, 1.5vw, 1.25rem);
}

@media (max-width: 900px) { .masonry { column-count: 2; } }
@media (max-width: 560px) { .masonry { column-count: 1; } }

.masonry-item {
  margin: 0 0 clamp(1.25rem, 2vw, 1.75rem);
  break-inside: avoid;
}

.masonry-item img {
  width: 100%;
  border-radius: 2px;
  transition: opacity 0.2s ease;
}

.masonry-item a:hover img { opacity: 0.85; }

.photo-caption {
  margin-top: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.search-form {
  display: flex;
  align-items: center;
}

.search-form input {
  background: rgba(237,234,225,0.08);
  border: 1px solid var(--line);
  color: var(--paper);
  font-family: var(--font-ui);
  font-size: 0.85rem;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  width: 160px;
  transition: border-color 0.2s ease, width 0.2s ease;
}

.search-form input::placeholder { color: var(--ash); }
.search-form input:focus { border-color: var(--safelight); width: 200px; }

.search-form--page {
  display: flex;
  gap: 0.6rem;
  margin-top: 1.5rem;
  max-width: 480px;
}

.search-form--page input {
  flex: 1;
  background: var(--ink-soft);
  border: 1px solid var(--line);
  color: var(--paper);
  font-family: var(--font-ui);
  font-size: 1rem;
  padding: 0.65rem 1rem;
  border-radius: 2px;
}

.search-form--page input:focus { border-color: var(--safelight); }

.search-form--page button {
  background: var(--safelight);
  color: var(--ink);
  border: none;
  font-weight: 600;
  padding: 0.65rem 1.3rem;
  border-radius: 2px;
  cursor: pointer;
}

.search-form--page button:hover { background: #dd9351; }

.photo-caption-title {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--paper);
}

.photo-caption-description { font-size: 0.85rem; color: var(--paper-dim); }
.photo-caption-keywords { font-size: 0.75rem; color: var(--safelight); }

.photo-hd-link {
  display: inline-block;
  margin-top: 0.4rem;
  font-size: 0.75rem;
  color: var(--ash);
  border-bottom: 1px solid transparent;
}

.photo-hd-link:hover { color: var(--safelight); border-color: var(--safelight); }

.hd-request-photo {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1.5rem 0;
}

.hd-request-photo img { width: 120px; border-radius: 2px; }
.hd-request-photo div { display: flex; flex-direction: column; gap: 0.2rem; }
.muted-light { color: var(--ash); font-size: 0.85rem; }

.download-button {
  display: inline-block;
  margin-top: 1.5rem;
  background: var(--safelight);
  color: var(--ink);
  font-weight: 600;
  padding: 0.75rem 1.6rem;
  border-radius: 2px;
}

.download-button:hover { background: #dd9351; }

.empty-state {
  padding: 2rem clamp(1.25rem, 4vw, 3rem) 6rem;
  color: var(--ash);
}

.gallery-breadcrumb {
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
  color: var(--ash);
}

.gallery-breadcrumb a { border-bottom: 1px solid var(--line); }
.gallery-breadcrumb a:hover { color: var(--safelight); border-color: var(--safelight); }

.gallery-sub { color: var(--safelight); font-size: 0.95rem; margin-top: 0.5rem; }

.gallery-description {
  max-width: var(--text-max);
  color: var(--paper-dim);
  margin-top: 1rem;
}

.gallery-cards {
  max-width: var(--content-max);
  margin: 0 auto clamp(3rem, 6vw, 5rem);
  padding: 0 clamp(1.25rem, 4vw, 3rem);
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: clamp(1rem, 2vw, 1.75rem);
}

.gallery-card { display: block; }

.gallery-card-image {
  aspect-ratio: 4/3;
  overflow: hidden;
  border-radius: 2px;
  background: var(--ink-soft);
}

.gallery-card-image img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-card:hover .gallery-card-image img { transform: scale(1.04); }

.gallery-card-meta {
  margin-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.gallery-card-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
}

.gallery-card-sub {
  font-size: 0.85rem;
  color: var(--ash);
}

/* ---------------------------------------------------------
   Lightbox
--------------------------------------------------------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(20,21,15,0.96);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: clamp(1.5rem, 4vw, 4rem);
}

.lightbox[hidden] { display: none; }

.lightbox-image {
  max-width: 100%;
  max-height: 78vh;
  object-fit: contain;
  border-radius: 2px;
}

.lightbox-caption {
  margin-top: 1.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  max-width: 60ch;
  text-align: center;
  color: var(--paper);
}

.lightbox-title { font-family: var(--font-display); font-style: italic; font-size: 1.1rem; }
.lightbox-description { color: var(--paper-dim); font-size: 0.9rem; }
.lightbox-keywords { color: var(--safelight); font-size: 0.8rem; }

.lightbox-close {
  position: absolute;
  top: clamp(1rem, 3vw, 2rem);
  right: clamp(1rem, 3vw, 2rem);
  background: none;
  border: 1px solid var(--line);
  color: var(--paper);
  font-family: var(--font-ui);
  padding: 0.5rem 1rem;
  border-radius: 2px;
}

.lightbox-close:hover { border-color: var(--safelight); color: var(--safelight); }

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: 1px solid var(--line);
  color: var(--paper);
  font-size: 1.8rem;
  line-height: 1;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  cursor: pointer;
}

.lightbox-nav:hover { border-color: var(--safelight); color: var(--safelight); }
.lightbox-prev { left: clamp(0.75rem, 3vw, 2rem); }
.lightbox-next { right: clamp(0.75rem, 3vw, 2rem); }

@media (max-width: 600px) {
  .lightbox-nav { width: 40px; height: 40px; font-size: 1.5rem; }
}

/* ---------------------------------------------------------
   À propos
--------------------------------------------------------- */
.about {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: clamp(6rem, 12vw, 9rem) clamp(1.25rem, 4vw, 3rem) clamp(3rem, 6vw, 5rem);
  display: grid;
  grid-template-columns: minmax(220px, 340px) 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.about-portrait { border-radius: 2px; }

.about-text h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: 1.5rem;
}

.about-text p {
  max-width: var(--text-max);
  color: var(--paper-dim);
}

@media (max-width: 760px) {
  .about { grid-template-columns: 1fr; }
}

/* ---------------------------------------------------------
   Contact
--------------------------------------------------------- */
.contact {
  max-width: var(--text-max);
  margin: 0 auto;
  padding: clamp(6rem, 12vw, 9rem) clamp(1.25rem, 4vw, 3rem) clamp(4rem, 8vw, 6rem);
}

.contact h1 { font-size: clamp(2rem, 4vw, 2.75rem); margin-bottom: 1rem; }

.contact-intro { color: var(--paper-dim); }

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-top: 2rem;
}

.contact-form label {
  font-size: 0.9rem;
  color: var(--ash);
  margin-top: 0.75rem;
}

.contact-form input,
.contact-form textarea {
  background: var(--ink-soft);
  border: 1px solid var(--line);
  color: var(--paper);
  font-family: var(--font-ui);
  font-size: 1rem;
  padding: 0.7rem 0.9rem;
  border-radius: 2px;
}

.contact-form input:focus,
.contact-form textarea:focus { border-color: var(--safelight); }

.contact-form button {
  margin-top: 1.5rem;
  align-self: flex-start;
  background: var(--safelight);
  color: var(--ink);
  border: none;
  font-family: var(--font-ui);
  font-weight: 600;
  padding: 0.75rem 1.6rem;
  border-radius: 2px;
  cursor: pointer;
}

.contact-form button:hover { background: #dd9351; }

.form-success { color: var(--safelight); }
.form-error { color: #d9776a; }

/* ---------------------------------------------------------
   Pied de page
--------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: clamp(1.5rem, 3vw, 2.5rem) clamp(1.25rem, 4vw, 3rem);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  color: var(--paper-dim);
  font-size: 0.9rem;
}

.footer-row { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.footer-row--muted { color: var(--ash); font-size: 0.8rem; }

/* ---------------------------------------------------------
   404
--------------------------------------------------------- */
.not-found {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  font-family: var(--font-ui);
  color: var(--paper);
  background: var(--ink);
}

.not-found h1 { font-family: var(--font-display); }

/* Partage */
.share {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.9rem;
  margin-top: 1.5rem;
  font-size: 0.8rem;
}
.share-label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.6;
}
.share-link {
  background: none;
  border: 0;
  border-bottom: 1px solid transparent;
  padding: 0;
  font: inherit;
  color: inherit;
  cursor: pointer;
  text-decoration: none;
  opacity: 0.8;
}
.share-link:hover { color: var(--safelight); border-color: var(--safelight); opacity: 1; }
.share-link[hidden] { display: none; }