/* =========================================================
   Jean-Louis Léonard — Photographie de Camargue
   Feuille de style principale
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

/* ---------- Design tokens ---------- */
:root{
  /* Palette sombre, façon nuit de feria : noir profond, cuir, braise, marais */
  --fond:       #14120F;   /* fond principal, presque noir */
  --fond-alt:   #1D1A15;   /* cartes / sections légèrement plus claires */
  --ligne:      #332E26;   /* bordures, séparateurs discrets */
  --texte:      #EDE6D4;   /* texte principal, sable clair */
  --texte-att:  #A99C86;   /* texte atténué (légendes, sous-titres) */
  --marais:     #7C9473;   /* vert marais, plus clair sur fond sombre */
  --ocre:       #D08A4C;   /* braise / cuir / fer à marquer, accent chaud */
  --blanc-sel:  #F8F5EC;

  /* alias conservés pour compatibilité avec le reste de la feuille */
  --sable:      var(--fond);
  --sable-lo:   var(--fond-alt);
  --encre:      var(--texte);
  --marais-lo:  var(--texte-att);

  --font-display: 'Fraunces', Georgia, serif;
  --font-body:    'Inter', -apple-system, Segoe UI, sans-serif;
  --font-mono:    'IBM Plex Mono', monospace;

  --max-width: 1180px;
  --gap: clamp(1.2rem, 3vw, 2.5rem);
}

*{ box-sizing: border-box; }

html{ scroll-behavior: smooth; }

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

::selection{ background: var(--ocre); color: var(--fond); }

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

h1, h2, h3{
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.1;
  margin: 0 0 0.5em;
}

h1{ font-size: clamp(2.2rem, 6vw, 4.2rem); }
h2{ font-size: clamp(1.5rem, 3.5vw, 2.2rem); }
h3{ font-size: 1.15rem; letter-spacing: .02em; text-transform: uppercase; color: var(--marais); }

p{ margin: 0 0 1em; max-width: 62ch; }

.eyebrow{
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ocre);
  display: block;
  margin-bottom: .6em;
}

.wrap{
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--gap);
}

/* ---------- Skip link (accessibilité) ---------- */
.skip-link{
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ocre);
  color: var(--fond);
  padding: .6em 1em;
  z-index: 999;
}
.skip-link:focus{ left: 1em; top: 1em; }

/* ---------- En-tête / navigation ---------- */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(20,18,15,0.85);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--ligne);
}
.site-header .wrap{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: .9em;
}
.logo{
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: .01em;
}
.logo span{ color: var(--ocre); }

.nav-toggle{
  display: none;
  background: none;
  border: 1px solid var(--ligne);
  border-radius: 4px;
  width: 40px; height: 36px;
  cursor: pointer;
}
.nav-toggle span, .nav-toggle::before, .nav-toggle::after{
  content: "";
  display: block;
  height: 2px;
  background: var(--texte);
  margin: 7px 8px;
}

.main-nav ul{
  list-style: none;
  display: flex;
  gap: 1.8em;
  margin: 0;
  padding: 0;
}
.main-nav a{
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding-bottom: .2em;
  border-bottom: 1px solid transparent;
  transition: border-color .15s ease, color .15s ease;
}
.main-nav a:hover,
.main-nav a[aria-current="page"]{
  border-color: var(--ocre);
  color: var(--ocre);
}

@media (max-width: 720px){
  .nav-toggle{ display: block; }
  .main-nav{
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--fond);
    border-bottom: 1px solid var(--ligne);
    display: none;
  }
  .main-nav.is-open{ display: block; }
  .main-nav ul{
    flex-direction: column;
    gap: 0;
    padding: .5em var(--gap) 1.2em;
  }
  .main-nav li{ padding: .6em 0; border-bottom: 1px dashed var(--ligne); }
}

/* ---------- Hero ---------- */
.hero{
  position: relative;
  min-height: min(88vh, 820px);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--fond);
}
.hero img{
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: .82;
}
.hero::after{
  content:"";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(20,18,15,.1) 30%, rgba(20,18,15,.92) 100%);
}
.hero-content{
  position: relative;
  z-index: 2;
  color: var(--blanc-sel);
  padding: var(--gap);
  padding-bottom: clamp(2rem, 6vw, 4rem);
  max-width: var(--max-width);
  margin-inline: auto;
  width: 100%;
}
.hero-content .eyebrow{ color: var(--ocre); }
.hero-content h1{ margin-bottom: .3em; }
.hero-content p{ color: var(--texte-att); max-width: 48ch; }

/* ---------- Bandeau horizon (élément signature) ---------- */
.horizon-rule{
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--ocre) 20%, var(--ocre) 80%, transparent);
  margin-block: var(--gap);
}

/* ---------- Sections génériques ---------- */
section{ padding-block: clamp(2.5rem, 6vw, 5rem); }
.section-head{ max-width: 60ch; margin-bottom: 2em; }

/* ---------- Galerie ---------- */
.gallery-grid{
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: .6em;
}
.gallery-grid figure{
  margin: 0;
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/5;
  background: var(--sable-lo);
}
.gallery-grid img{
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.gallery-grid a:hover img{ transform: scale(1.06); }
.gallery-grid figcaption{
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: .8em .9em;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .04em;
  color: var(--blanc-sel);
  background: linear-gradient(180deg, transparent, rgba(0,0,0,.7));
  opacity: 0;
  transition: opacity .25s ease;
}
.gallery-grid a:hover figcaption,
.gallery-grid a:focus figcaption{ opacity: 1; }

/* ---------- Lightbox ---------- */
.lightbox{
  position: fixed; inset: 0;
  background: rgba(17,15,12,.94);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 4vh 4vw;
}
.lightbox.is-open{ display: flex; }
.lightbox img{ max-width: 100%; max-height: 88vh; margin-inline: auto; }
.lightbox figcaption{
  color: var(--texte-att);
  font-family: var(--font-mono);
  font-size: .8rem;
  text-align: center;
  margin-top: .8em;
}
.lightbox-close, .lightbox-prev, .lightbox-next{
  position: absolute;
  background: none;
  border: 1px solid rgba(248,245,236,.4);
  color: var(--blanc-sel);
  cursor: pointer;
  border-radius: 50%;
  width: 42px; height: 42px;
  font-size: 1.1rem;
  line-height: 1;
}
.lightbox-close{ top: 1.2em; right: 1.2em; }
.lightbox-prev{ left: 1.2em; top: 50%; transform: translateY(-50%); }
.lightbox-next{ right: 1.2em; top: 50%; transform: translateY(-50%); }
.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover{ border-color: var(--ocre); color: var(--ocre); }

/* ---------- Cartes / listes à 3 colonnes ---------- */
.grid-3{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--gap);
}
.grid-3 ul, .grid-3 ol{ padding-left: 1.1em; margin: 0; }
.grid-3 li{ margin-bottom: .35em; }

/* ---------- Portrait / bio ---------- */
.bio-block{
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: var(--gap);
  align-items: center;
}
.bio-block img{ border-radius: 2px; }
@media (max-width: 720px){ .bio-block{ grid-template-columns: 1fr; } }

.pull-quote{
  border-left: 3px solid var(--ocre);
  padding-left: 1.1em;
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--marais);
  font-style: italic;
  margin-block: 1.5em;
}

/* ---------- Formulaire de contact ---------- */
.contact-grid{
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: calc(var(--gap) * 1.4);
}
@media (max-width: 780px){ .contact-grid{ grid-template-columns: 1fr; } }

form.contact-form{ display: grid; gap: 1.1em; max-width: 520px; }
.field{ display: grid; gap: .4em; }
.field label{
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--marais);
}
.field input, .field textarea{
  font: inherit;
  font-family: var(--font-body);
  padding: .75em .9em;
  border: 1px solid var(--ligne);
  background: var(--fond-alt);
  border-radius: 3px;
  color: var(--texte);
}
.field input:focus, .field textarea:focus{
  outline: 2px solid var(--ocre);
  outline-offset: 1px;
}
.field.has-error input, .field.has-error textarea{ border-color: #B23B2E; }
.field-error{ color: #B23B2E; font-size: .82rem; min-height: 1.2em; }

/* honeypot anti-spam : champ invisible pour humains, visible pour les robots */
.hp-field{ position: absolute; left: -9999px; top: -9999px; }

.btn{
  justify-self: start;
  font-family: var(--font-mono);
  font-size: .85rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  background: var(--ocre);
  color: var(--fond);
  border: none;
  padding: .85em 1.6em;
  border-radius: 3px;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
}
.btn:hover{ background: var(--texte); color: var(--fond); }
.btn:disabled{ opacity: .6; cursor: progress; }

.form-message{
  padding: .9em 1em;
  border-radius: 3px;
  font-size: .92rem;
  display: none;
}
.form-message.is-visible{ display: block; }
.form-message.success{ background: #24301F; color: #B7D4A9; }
.form-message.error{ background: #3A211C; color: #E3A499; }

.contact-info{ font-size: .95rem; }
.contact-info .eyebrow{ margin-top: 1.4em; }
.contact-info .eyebrow:first-child{ margin-top: 0; }

/* ---------- Pied de page ---------- */
.site-footer{
  border-top: 1px solid var(--ligne);
  padding-block: 2em;
  margin-top: 3em;
}
.site-footer .wrap{
  display: flex;
  flex-wrap: wrap;
  gap: 1em;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--marais-lo);
}
.social-links{ list-style: none; display: flex; gap: 1em; margin: 0; padding: 0; }
.social-links a{ text-decoration: none; }
.social-links a:hover{ color: var(--ocre); }

/* ---------- Utilitaires ---------- */
.visually-hidden{
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap;
}

@media (prefers-reduced-motion: reduce){
  *{ animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}