/* ============================================
   ArtoileMCV — Design System Partagé
   Artiste: Chantal Vilar Marco (MCV)
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,300;1,400;1,600&family=Jost:wght@300;400;500;600&display=swap');

/* ---- Tokens ---- */
:root {
  --cream:        #F8F4EE;
  --warm-white:   #FDFAF6;
  --sand:         #E8E2DA;
  --taupe:        #7A6E65;
  --charcoal:     #2A2520;
  --gold:         #C9A84C;
  --gold-light:   rgba(201,168,76,0.15);
  --terracotta:   #B85C3A;
  --nav-h:        72px;
  --radius:       2px;
  --shadow:       0 2px 20px rgba(42,37,32,0.08);
  --shadow-hover: 0 8px 40px rgba(42,37,32,0.18);

  /* Catégories */
  --cat-portraits:    #C4714F;
  --cat-noir-blanc:   #3C3C3C;
  --cat-figuratif:    #6B7FA8;
  --cat-pop-art:      #C94040;
  --cat-paysages:     #5B8A6F;
  --cat-fleurs:       #B5698A;
  --cat-retro:        #B8912A;
  --cat-celebrites:   #4A4A6A;
  --cat-abstraits:    #7A6BA0;
  --cat-animaux:      #6B4F2A;

  /* Typography */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Jost', system-ui, sans-serif;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--cream);
  color: var(--charcoal);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
html, body { overflow-x: hidden; }
body { overflow-wrap: break-word; word-break: break-word; }

/* ---- Navigation ---- */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: var(--warm-white);
  border-bottom: 1px solid var(--sand);
  z-index: 1000;
  display: flex; align-items: center;
}
.nav-inner {
  width: 100%; max-width: 1400px; margin: 0 auto;
  padding: 0 40px;
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
}
.nav-logo {
  display: flex; align-items: baseline; gap: 10px;
  flex-shrink: 0;
}
.nav-logo-monogram {
  font-family: var(--font-display);
  font-size: 28px; font-weight: 600;
  color: var(--charcoal);
  letter-spacing: 2px;
}
.nav-logo-name {
  font-family: var(--font-body);
  font-size: 11px; font-weight: 400; letter-spacing: 4px;
  text-transform: uppercase; color: var(--taupe);
}
.nav-links {
  display: flex; align-items: center; gap: 36px;
  list-style: none;
}
.nav-links a {
  font-size: 12px; font-weight: 500; letter-spacing: 2.5px;
  text-transform: uppercase; color: var(--taupe);
  transition: color 0.2s;
  position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -3px; left: 0; right: 100%;
  height: 1px; background: var(--gold);
  transition: right 0.3s ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--charcoal); }
.nav-links a:hover::after, .nav-links a.active::after { right: 0; }
.nav-cta {
  font-size: 11px; font-weight: 500; letter-spacing: 2px;
  text-transform: uppercase; padding: 10px 22px;
  border: 1px solid var(--charcoal); color: var(--charcoal);
  transition: all 0.2s; flex-shrink: 0;
}
.nav-cta:hover { background: var(--charcoal); color: var(--warm-white); }
.nav-hamburger {
  display: none; background: none; border: none; cursor: pointer;
  padding: 4px; flex-direction: column; gap: 5px;
}
.nav-hamburger span {
  display: block; width: 22px; height: 1.5px; background: var(--charcoal);
  transition: all 0.3s;
}
.nav-mobile { display: none; }

/* ---- Page header ---- */
.page-header {
  padding-top: calc(var(--nav-h) + 64px);
  padding-bottom: 64px;
  text-align: center;
}
.page-header-label {
  font-size: 11px; font-weight: 500; letter-spacing: 4px;
  text-transform: uppercase; color: var(--gold);
  margin-bottom: 12px;
}
.page-header h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 400; line-height: 1.1;
  color: var(--charcoal);
}
.page-header p {
  max-width: 560px; margin: 16px auto 0;
  color: var(--taupe); font-size: 1rem;
}

/* ---- Section ---- */
.section { padding: 80px 0; overflow: hidden; }
.section-inner { max-width: 1400px; margin: 0 auto; padding: 0 40px; }
.section-label {
  font-size: 11px; font-weight: 500; letter-spacing: 4px;
  text-transform: uppercase; color: var(--gold); margin-bottom: 8px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 400; line-height: 1.15; color: var(--charcoal);
}
.section-subtitle {
  color: var(--taupe); margin-top: 12px; max-width: 560px;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-body);
  font-size: 11px; font-weight: 500; letter-spacing: 2.5px;
  text-transform: uppercase; padding: 14px 28px;
  border: 1px solid var(--charcoal); color: var(--charcoal);
  background: transparent; cursor: pointer;
  transition: all 0.25s; white-space: nowrap;
}
.btn:hover { background: var(--charcoal); color: var(--warm-white); }
.btn-primary { background: var(--charcoal); color: var(--warm-white); }
.btn-primary:hover { background: #1a1510; }
.btn-gold { border-color: var(--gold); color: var(--gold); }
.btn-gold:hover { background: var(--gold); color: var(--warm-white); }

/* ---- Category badges ---- */
.badge {
  display: inline-flex; align-items: center;
  font-size: 10px; font-weight: 500; letter-spacing: 1.5px;
  text-transform: uppercase; padding: 4px 10px;
  border-radius: 2px;
}
.badge-Portraits    { background: rgba(196,113,79,.12); color: var(--cat-portraits); }
.badge-Noir        { background: rgba(60,60,60,.1);    color: var(--cat-noir-blanc); }
.badge-Figuratif   { background: rgba(107,127,168,.12); color: var(--cat-figuratif); }
.badge-Pop         { background: rgba(201,64,64,.12);   color: var(--cat-pop-art); }
.badge-Paysages    { background: rgba(91,138,111,.12);  color: var(--cat-paysages); }
.badge-Fleurs      { background: rgba(181,105,138,.12); color: var(--cat-fleurs); }
.badge-Retro       { background: rgba(184,145,42,.12);  color: var(--cat-retro); }
.badge-Celebrites  { background: rgba(74,74,106,.12);   color: var(--cat-celebrites); }
.badge-Abstraits   { background: rgba(122,107,160,.12); color: var(--cat-abstraits); }
.badge-Animaux     { background: rgba(107,79,42,.12);  color: var(--cat-animaux); }

/* ---- Footer ---- */
.footer {
  background: var(--charcoal); color: rgba(255,255,255,0.6);
  padding: 56px 0 32px;
}
.footer-inner {
  max-width: 1400px; margin: 0 auto; padding: 0 40px;
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px;
}
.footer-brand .monogram {
  font-family: var(--font-display);
  font-size: 32px; font-weight: 600; color: #fff; letter-spacing: 2px;
  margin-bottom: 8px;
}
.footer-brand p { font-size: 13px; line-height: 1.8; }
.footer-col h4 {
  font-size: 11px; font-weight: 500; letter-spacing: 3px;
  text-transform: uppercase; color: #fff; margin-bottom: 16px;
}
.footer-col ul { list-style: none; }
.footer-col ul li + li { margin-top: 8px; }
.footer-col ul a { font-size: 13px; transition: color 0.2s; }
.footer-col ul a:hover { color: var(--gold); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: 40px; padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px;
}
.footer-gold { color: var(--gold); }

/* ---- Divider ---- */
.divider {
  width: 48px; height: 1px; background: var(--gold);
  margin: 20px 0;
}
.divider-center { margin: 20px auto; }

/* ---- Lightbox ---- */
.lightbox-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.92);
  z-index: 9999; display: none; align-items: center; justify-content: center;
  padding: 24px;
}
.lightbox-overlay.open { display: flex; }
.lightbox-inner {
  background: var(--warm-white); max-width: 900px; width: 100%;
  display: grid; grid-template-columns: 1fr 1fr; min-height: 500px;
  position: relative;
}
.lightbox-image { overflow: hidden; }
.lightbox-image img { width: 100%; height: 100%; object-fit: cover; }
.lightbox-info { padding: 40px; display: flex; flex-direction: column; gap: 16px; overflow-y: auto; }
.lightbox-close {
  position: absolute; top: 12px; right: 16px;
  background: none; border: none; font-size: 24px;
  cursor: pointer; color: var(--taupe); z-index: 1;
  width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
}
.lightbox-close:hover { color: var(--charcoal); }
.lightbox-title {
  font-family: var(--font-display);
  font-size: 2rem; font-weight: 400; line-height: 1.2;
  color: var(--charcoal);
}
.lightbox-prix {
  font-size: 1.4rem; font-weight: 600; color: var(--terracotta);
}
.lightbox-meta { display: flex; flex-direction: column; gap: 6px; }
.lightbox-meta span { font-size: 13px; color: var(--taupe); }
.lightbox-meta strong { color: var(--charcoal); }
.lightbox-desc { font-size: 14px; color: var(--taupe); line-height: 1.7; }
.lightbox-vendu {
  display: inline-block; font-size: 11px; letter-spacing: 2px;
  text-transform: uppercase; color: var(--taupe);
  background: var(--sand); padding: 6px 14px;
}

/* ---- Painting card ---- */
.painting-card {
  break-inside: avoid; margin-bottom: 24px;
  background: var(--warm-white); cursor: pointer;
  box-shadow: var(--shadow); transition: all 0.3s;
  position: relative; overflow: hidden;
}
.painting-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.painting-card img { width: 100%; display: block; }
.painting-card-info { padding: 16px; }
.painting-card-title {
  font-family: var(--font-display);
  font-size: 1.1rem; font-weight: 500; color: var(--charcoal);
  margin-bottom: 4px;
}
.painting-card-prix { font-size: 13px; font-weight: 600; color: var(--terracotta); }
.painting-card-vendu { font-size: 11px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--taupe); }
.painting-card-overlay {
  position: absolute; inset: 0;
  background: rgba(42,37,32,0.6);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.3s;
}
.painting-card:hover .painting-card-overlay { opacity: 1; }
.painting-card-overlay span {
  font-size: 11px; letter-spacing: 3px; text-transform: uppercase;
  color: #fff; border: 1px solid rgba(255,255,255,0.7); padding: 10px 20px;
}

/* ---- Form ---- */
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 11px; font-weight: 500; letter-spacing: 2px;
  text-transform: uppercase; color: var(--taupe);
}
.form-group input,
.form-group textarea,
.form-group select {
  font-family: var(--font-body);
  font-size: 15px; padding: 12px 16px;
  background: var(--warm-white); color: var(--charcoal);
  border: 1px solid var(--sand);
  outline: none; transition: border-color 0.2s;
  border-radius: 2px; width: 100%;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--charcoal); }
.form-group textarea { resize: vertical; min-height: 120px; }

/* ---- Filter pills ---- */
.filter-pills {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 40px;
}
.filter-pill {
  font-size: 11px; font-weight: 500; letter-spacing: 1.5px;
  text-transform: uppercase; padding: 8px 18px;
  border: 1px solid var(--sand); background: transparent;
  cursor: pointer; transition: all 0.2s; color: var(--taupe);
  border-radius: 2px;
}
.filter-pill:hover { border-color: var(--charcoal); color: var(--charcoal); }
.filter-pill.active {
  background: var(--charcoal); color: var(--warm-white);
  border-color: var(--charcoal);
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .lightbox-inner { grid-template-columns: 1fr; max-width: 480px; }
  .lightbox-image { max-height: 360px; }
  .lightbox-info { padding: 28px; }
}
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  .nav-mobile {
    display: block; position: fixed; top: var(--nav-h); left: 0; right: 0;
    background: var(--warm-white); border-bottom: 1px solid var(--sand);
    padding: 24px 32px; z-index: 999;
    transform: translateY(-110%); transition: transform 0.3s;
  }
  .nav-mobile.open { transform: translateY(0); }
  .nav-mobile ul { list-style: none; display: flex; flex-direction: column; gap: 20px; }
  .nav-mobile a {
    font-size: 14px; font-weight: 500; letter-spacing: 2px;
    text-transform: uppercase; color: var(--charcoal);
  }
  .section-inner { padding: 0 24px; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .section { padding: 60px 0; }
  .lightbox-overlay { padding: 12px; }
  .lightbox-info { padding: 20px; }
  .lightbox-title { font-size: 1.5rem; }
}
/* Hamburger → croix quand ouvert */
.nav-hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
@media (max-width: 480px) {
  :root { --nav-h: 60px; }
  .nav-inner { padding: 0 20px; }
  .section { padding: 48px 0; }
  .lightbox-info { padding: 16px; }
  .lightbox-prix { font-size: 1.1rem; }
  .btn { padding: 12px 20px; }
  /* catégories : empêche les pseudo-éléments décoratifs de déborder */
  .demarche-img::before,
  .expos-hero-img::before { display: none; }
}