@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;1,300;1,400&family=Raleway:wght@300;400;500&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --noir: #111010;
  --gris-fonce: #1a1a1a;
  --gris-moyen: #2e2e2e;
  --or: #c9a96e;
  --or-clair: #e8d5b0;
  --blanc-casse: #f5f0ea;
  --texte: #d4cfc8;
  --nav-h: 64px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--noir);
  color: var(--texte);
  font-family: 'Raleway', sans-serif;
  font-weight: 300;
  line-height: 1.7;
  padding-top: var(--nav-h);
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(17,16,16,0.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(201,169,110,0.15);
  padding: 0 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.15rem;
  letter-spacing: 0.15em;
  color: var(--or);
  text-decoration: none;
  white-space: nowrap;
}

.nav-liens {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-liens a {
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--texte);
  text-decoration: none;
  opacity: 0.6;
  transition: opacity 0.3s, color 0.3s;
}

.nav-liens a:hover,
.nav-liens a.active { opacity: 1; color: var(--or); }

/* ── UTILITAIRES ── */
.trait-or {
  width: 50px;
  height: 1px;
  background: var(--or);
  margin-bottom: 1.5rem;
  opacity: 0.5;
}

.section-sous-titre {
  font-size: 0.72rem;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  color: var(--or);
  margin-bottom: 1rem;
}

.section-titre {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 300;
  letter-spacing: 0.08em;
  color: var(--blanc-casse);
  margin-bottom: 3rem;
}

/* ── PAGE HERO (pages intérieures) ── */
.page-hero {
  padding: 5rem 2.5rem 3.5rem;
  border-bottom: 1px solid rgba(201,169,110,0.08);
}

.page-hero .trait-or { margin-bottom: 1rem; }

/* ── FOOTER ── */
footer {
  padding: 2.5rem;
  text-align: center;
  border-top: 1px solid rgba(201,169,110,0.1);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--texte);
  opacity: 0.35;
}

/* ── GALERIE GRID ── */
.galerie-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1px;
  background: rgba(201,169,110,0.08);
}

.oeuvre-card {
  background: var(--gris-fonce);
  overflow: hidden;
  cursor: pointer;
  position: relative;
  transition: transform 0.4s ease;
}

.oeuvre-card:hover { transform: scale(1.01); z-index: 2; }

.oeuvre-image {
  aspect-ratio: 4/5;
  background: var(--gris-moyen);
  overflow: hidden;
  position: relative;
}

.oeuvre-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}

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

.oeuvre-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.4s ease;
  display: flex;
  align-items: flex-end;
  padding: 2rem;
}

.oeuvre-card:hover .oeuvre-overlay { opacity: 1; }

.oeuvre-overlay-texte {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.88rem;
  font-style: italic;
  color: var(--or-clair);
  line-height: 1.6;
}

.oeuvre-info {
  padding: 1.8rem 2rem;
  border-top: 1px solid rgba(201,169,110,0.1);
}

.oeuvre-titre {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--blanc-casse);
  margin-bottom: 0.3rem;
}

.oeuvre-meta {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--or);
  margin-bottom: 0.8rem;
  opacity: 0.8;
}

.oeuvre-desc {
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--texte);
  opacity: 0.75;
  font-style: italic;
}

.oeuvre-dims {
  margin-top: 0.8rem;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--or);
  opacity: 0.5;
}

/* ── HAMBURGER ── */
.nav-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  flex-shrink: 0;
}

.nav-burger span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--or);
  transition: transform 0.3s, opacity 0.3s, width 0.3s;
  transform-origin: center;
}

/* Croix quand ouvert */
nav.nav-open .nav-burger span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
nav.nav-open .nav-burger span:nth-child(2) { opacity: 0; width: 0; }
nav.nav-open .nav-burger span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  nav {
    padding: 0 1.2rem;
    flex-wrap: wrap;
    height: var(--nav-h);
    overflow: visible;
  }

  .nav-burger { display: flex; }

  .nav-liens {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: rgba(17,16,16,0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4,0,0.2,1);
    border-bottom: 1px solid rgba(201,169,110,0);
    z-index: 99;
  }

  nav.nav-open .nav-liens {
    max-height: 320px;
    border-bottom-color: rgba(201,169,110,0.15);
  }

  .nav-liens li { list-style: none; }

  .nav-liens a {
    display: block;
    padding: 1.1rem 2rem;
    font-size: 0.72rem;
    letter-spacing: 0.3em;
    border-bottom: 1px solid rgba(201,169,110,0.07);
    opacity: 0.7;
  }

  .nav-liens a:hover,
  .nav-liens a.active {
    opacity: 1;
    background: rgba(201,169,110,0.04);
  }

  .galerie-grid { grid-template-columns: 1fr; }
  .page-hero { padding: 3rem 1.5rem 2rem; }
}