/* ============================================================
   STYLE.CSS — Portfolio César Deslandes
   ============================================================ */

/* Polices Syne (display) + Plus Jakarta Sans (body)
   Chargées via <link> dans le <head> de chaque page HTML
   pour un affichage plus rapide (voir balises <link rel="preconnect">) */

/* ============================================================
   1. VARIABLES / DESIGN TOKENS
   ============================================================ */
:root {
  --accent: #060e54;
  --accent-soft: rgba(6, 14, 84, 0.08);
  --bg: #ffffff;
  --bg-alt: #f5f5f5;
  --bg-card: #f5f5f5;
  --text: #14151a;
  --text-soft: #5b5d6b;
  --text-faint: #8a8c98;
  --border: #e6e6ea;
  --status-available: #1d7a4f;
  --status-sold: #6b6d78;
  --status-inquire: #060e54;
  --navbar-bg: rgba(255, 255, 255, 0.7);
  --navbar-border: rgba(0, 0, 0, 0.06);
  --shadow-color: 0, 0, 0;

  --font-display: "Syne", sans-serif;
  --font-body: "Plus Jakarta Sans", sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;

  --max-width: 1280px;
  --radius-sm: 3px;
  --radius-md: 8px;
  --transition: 0.25s ease;
}

[data-theme="dark"] {
  --accent: #6f7fe0;
  --accent-soft: rgba(111, 127, 224, 0.12);
  --bg: #0e0e12;
  --bg-alt: #17171c;
  --bg-card: #1c1c22;
  --text: #f1f1f3;
  --text-soft: #b3b4bd;
  --text-faint: #7d7e89;
  --border: #2a2a31;
  --status-available: #3ddb8a;
  --status-sold: #8a8c98;
  --status-inquire: #8d97f0;
  --navbar-bg: rgba(14, 14, 18, 0.65);
  --navbar-border: rgba(255, 255, 255, 0.08);
  --shadow-color: 0, 0, 0;
}

/* ============================================================
   2. RESET & BASE
   ============================================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background var(--transition), color var(--transition);
  overflow-x: hidden;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul {
  list-style: none;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}

/* ============================================================
   3. NAVBAR — sticky + glassmorphism
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--navbar-bg);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border-bottom: 1px solid var(--navbar-border);
  transition: background var(--transition), border-color var(--transition);
}

.navbar-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 13px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-logo {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.navbar-right {
  display: flex;
  align-items: center;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.navbar-links a {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-soft);
  position: relative;
  padding-bottom: 4px;
  transition: color var(--transition);
}

.navbar-links a:hover {
  color: var(--text);
}

.navbar-links a.active {
  color: var(--accent);
}

.navbar-links a.active::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 2px;
  background: var(--accent);
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.navbar-sep {
  color: var(--border);
  font-size: 0.85rem;
  line-height: 1;
  user-select: none;
  margin: 0 24px;
}

.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: var(--text-soft);
  transition: background var(--transition), color var(--transition);
}

.icon-btn:hover {
  background: var(--accent-soft);
  color: var(--accent);
}

.lang-toggle {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  color: var(--text-soft);
  padding: 6px 10px;
  border-radius: 20px;
  transition: background var(--transition), color var(--transition);
}

.lang-toggle:hover {
  background: var(--accent-soft);
  color: var(--accent);
}

.navbar-burger {
  display: none;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  color: var(--text);
  margin-left: 8px;
}

.navbar-burger:hover {
  color: var(--accent);
}

.navbar-burger svg line {
  transition: transform 0.25s ease, opacity 0.25s ease;
  transform-origin: center;
}

.navbar-burger.is-active svg line:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.navbar-burger.is-active svg line:nth-child(2) {
  opacity: 0;
}

.navbar-burger.is-active svg line:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.navbar-mobile-panel {
  display: none;
  flex-direction: column;
  max-height: 0;
  overflow: hidden;
  background: var(--bg);
  border-bottom: 1px solid var(--navbar-border);
  transition: max-height 0.3s ease;
}

.navbar-mobile-panel.open {
  max-height: 320px;
}

.navbar-mobile-panel a {
  padding: 16px 32px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-soft);
  border-bottom: 1px solid var(--navbar-border);
}

.navbar-mobile-panel a:last-child {
  border-bottom: none;
}

.navbar-mobile-panel a:hover,
.navbar-mobile-panel a.active {
  color: var(--accent);
}

/* ============================================================
   4. HERO — slideshow plein écran
   ============================================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 560px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #000;
}

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.6s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.35) 0%, rgba(0,0,0,0.15) 40%, rgba(0,0,0,0.45) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #fff;
  padding: 0 24px;
}

.hero-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  letter-spacing: -0.02em;
  opacity: 0;
  transform: translateY(12px);
  animation: heroFadeIn 1.2s ease forwards;
  animation-delay: 0.3s;
}

.hero-tagline {
  font-size: clamp(1.2rem, 2.6vw, 1.7rem);
  color: rgba(255,255,255,0.92);
  margin-top: 18px;
  opacity: 0;
  transform: translateY(10px);
  animation: heroFadeIn 1.2s ease forwards;
  animation-delay: 1.3s;
}

.hero-scroll-arrow {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  color: #fff;
  opacity: 0;
  animation: heroFadeIn 1.2s ease forwards, bounceArrow 2.4s ease-in-out infinite;
  animation-delay: 2s, 3.2s;
  transition: background var(--transition);
}

.hero-scroll-arrow svg {
  width: 28px;
  height: 28px;
}

.hero-scroll-arrow:hover {
  background: rgba(255,255,255,0.12);
}

@keyframes bounceArrow {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(7px); }
}

@keyframes heroFadeIn {
  to { opacity: 1; transform: translateY(0); }
}

.hero-dots {
  position: absolute;
  bottom: 96px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  gap: 8px;
}

.hero-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  transition: background var(--transition), transform var(--transition);
}

.hero-dot.active {
  background: #fff;
  transform: scale(1.3);
}

/* ============================================================
   5. SECTIONS GÉNÉRIQUES
   ============================================================ */
.section {
  padding: 110px 0;
}

.section-alt {
  background: var(--bg-alt);
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.6rem);
}

.section-subtitle {
  color: var(--text-soft);
  font-size: 1.05rem;
  margin-top: 14px;
}

.page-header {
  text-align: center;
  padding: 160px 0 56px;
}

.page-header .section-title {
  font-size: clamp(2.4rem, 5vw, 3.4rem);
}

/* ============================================================
   6. CARTES ŒUVRES — ombrage réaliste sur fond #f5f5f5
   ============================================================ */
.artwork-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition);
}

.artwork-card:hover {
  transform: translateY(-4px);
}

.artwork-card.filter-anim {
  opacity: 0;
  transform: translateY(18px) scale(0.97);
  animation: artworkFadeIn 0.5s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

#gallery-grid.grid-fade-out {
  opacity: 0;
  transition: opacity 0.18s ease;
}

@keyframes artworkFadeIn {
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .artwork-card.filter-anim {
    opacity: 1;
    transform: none;
    animation: none;
  }

  #gallery-grid.grid-fade-out {
    transition: none;
  }
}

.artwork-frame {
  position: relative;
  padding: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  aspect-ratio: 4 / 5;
}

.artwork-frame img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  border-radius: var(--radius-sm);
  box-shadow:
    0 1px 2px rgba(var(--shadow-color), 0.10),
    0 4px 10px rgba(var(--shadow-color), 0.10),
    0 18px 38px rgba(var(--shadow-color), 0.14);
}

/* Badge statut — version compacte (sous la date, vignettes + popup) */
.artwork-status-inline {
  display: inline-flex;
  align-items: center;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 14px;
  color: #fff;
}

.status-available { background: var(--status-available); }
.status-sold { background: var(--status-sold); }
.status-inquire { background: var(--status-inquire); }

.artwork-info {
  padding: 22px 24px 26px;
}

.artwork-info h3 {
  font-size: 1.15rem;
  margin-bottom: 4px;
}

.artwork-info .artwork-year {
  color: var(--text-soft);
  font-size: 0.92rem;
}

.artwork-info .artwork-status-inline {
  margin-top: 10px;
}

.artwork-info .artwork-medium {
  color: var(--text-faint);
  font-size: 0.86rem;
  margin-top: 8px;
}

/* Variante "featured" (image + détails côte à côte) */
.featured-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
}

.featured-card .artwork-frame {
  aspect-ratio: auto;
  min-height: 420px;
  padding: 20px;
}

.featured-card .featured-text {
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-card .featured-text h3 {
  font-size: 1.3rem;
  margin-bottom: 6px;
}

.featured-card .featured-text .artwork-year {
  color: var(--text-soft);
  margin-bottom: 14px;
}

.featured-card .featured-text .featured-specs {
  font-size: 0.95rem;
  color: var(--text-soft);
  margin-bottom: 22px;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
  padding: 11px 20px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
  background: transparent;
  transition: border-color var(--transition), background var(--transition), color var(--transition);
}

.btn-outline:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

/* Grids */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 28px;
}

.grid-center-btn {
  text-align: center;
  margin-top: 48px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 26px;
  background: var(--accent);
  color: #fff;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.92rem;
  transition: opacity var(--transition), transform var(--transition);
}

.btn-primary:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}

/* ============================================================
   7. CITATION
   ============================================================ */
.quote-block {
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px;
}

.quote-text {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  line-height: 1.5;
  color: var(--text);
}

.quote-author {
  margin-top: 22px;
  color: var(--text-soft);
  font-size: 0.95rem;
}

/* ============================================================
   8. EXHIBITIONS / TIMELINE
   ============================================================ */
.exhibitions-group h3 {
  font-size: 1.4rem;
  margin-bottom: 28px;
}

.exhibitions-group {
  margin-bottom: 56px;
}

.exhibition-item {
  position: relative;
  padding-left: 28px;
  border-left: 2px solid var(--border);
  padding-bottom: 32px;
}

.exhibition-item:last-child {
  padding-bottom: 0;
}

.exhibition-item::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 4px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--accent);
}

.exhibition-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.exhibition-header h4 {
  font-size: 1.1rem;
}

.exhibition-badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 4px 12px;
  border-radius: 20px;
  background: var(--accent);
  color: #fff;
  white-space: nowrap;
}

.exhibition-meta {
  color: var(--text-soft);
  font-size: 0.9rem;
  margin-top: 6px;
}

.exhibition-desc {
  color: var(--text-soft);
  font-size: 0.92rem;
  margin-top: 10px;
  max-width: 640px;
  line-height: 1.55;
}

/* ============================================================
   9. CTA double (home)
   ============================================================ */
.cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.cta-card {
  border-radius: var(--radius-md);
  padding: 44px;
  position: relative;
  overflow: hidden;
}

.cta-card.cta-accent {
  background: var(--accent);
  color: #fff;
}

.cta-card.cta-soft {
  background: var(--bg-alt);
}

.cta-card h3 {
  font-size: 1.6rem;
  margin-bottom: 12px;
}

.cta-card p {
  font-size: 0.95rem;
  opacity: 0.85;
  max-width: 380px;
  margin-bottom: 26px;
}

.cta-card .btn-light {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  background: #fff;
  color: var(--accent);
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.9rem;
}

.cta-card.cta-soft .btn-dark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  background: var(--accent);
  color: #fff;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.9rem;
}

/* ============================================================
   10. FOOTER
   ============================================================ */
.footer {
  background: var(--bg-alt);
  padding: 64px 0 32px;
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 36px;
}

.footer-grid h4 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.footer-grid p, .footer-grid address {
  color: var(--text-soft);
  font-size: 0.92rem;
  font-style: normal;
  line-height: 1.6;
}

.footer-grid h5 {
  font-size: 0.95rem;
  margin-bottom: 12px;
}

.footer-social {
  display: flex;
  gap: 14px;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border);
  color: var(--text-soft);
  transition: border-color var(--transition), color var(--transition);
}

.footer-social a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--text-faint);
}

/* ============================================================
   11. GALLERY PAGE — filtres
   ============================================================ */
.gallery-filters {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 48px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.filter-group {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 9px 18px;
  border-radius: 20px;
  border: 1px solid var(--border);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-soft);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.filter-btn:not(.active):hover {
  border-color: var(--accent);
  color: var(--accent);
}

.gallery-count {
  color: var(--text-faint);
  font-size: 0.9rem;
}

/* ============================================================
   12. POPUP ŒUVRE
   ============================================================ */
.artwork-modal {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 2000;
  display: none;
  opacity: 0;
  overflow-y: auto;
  transition: opacity 0.3s ease, background var(--transition);
}

.artwork-modal.open {
  display: block;
  opacity: 1;
}

.modal-close {
  position: absolute;
  top: 24px;
  right: 28px;
  z-index: 10;
  color: var(--text);
  font-size: 1.8rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background var(--transition);
}

.modal-close:hover {
  background: var(--accent-soft);
}

/* Navigation entre les IMAGES d'une même œuvre — flèches sur l'image principale */
.modal-image-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  color: var(--text);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  padding: 0;
  background: var(--bg);
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  opacity: 0.85;
  transition: background var(--transition), opacity var(--transition);
}

.modal-image-nav:hover {
  background: var(--accent-soft);
  opacity: 1;
}

.modal-image-nav.prev { left: 12px; }
.modal-image-nav.next { right: 12px; }

/* Navigation entre les ŒUVRES — boutons en haut du panneau d'infos, près du titre */
.modal-artwork-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}

.modal-artwork-nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-soft);
  padding: 6px 4px;
  transition: color var(--transition);
}

.modal-artwork-nav-btn:hover {
  color: var(--accent);
}

.modal-body {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  height: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 80px 40px 40px;
  gap: 48px;
  align-items: center;
}

.modal-image-area {
  display: flex;
  flex-direction: column;
  height: 100%;
  justify-content: center;
  gap: 20px;
}

.modal-main-image-wrap {
  position: relative;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 32px;
  flex: 1;
  min-height: 0;
}

.modal-image-track {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px;
  box-sizing: border-box;
}

.modal-slide-img {
  position: absolute;
  left: 50%;
  top: 50%;
  max-width: calc(100% - 96px);
  max-height: calc(100% - 96px);
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  transition: none;
}

.modal-slide-img.has-shadow {
  box-shadow:
    0 1px 2px rgba(0,0,0,0.12),
    0 6px 14px rgba(0,0,0,0.16),
    0 24px 48px rgba(0,0,0,0.22);
}

/* États de transition carrousel : l'image sortante quitte le cadre
   en s'estompant, la nouvelle entre depuis le côté opposé sans fondu. */
.modal-slide-img.slide-anim {
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-slide-img.slide-anim.slide-out-left,
.modal-slide-img.slide-anim.slide-out-right {
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.2s ease-out;
}

.modal-slide-img.slide-out-left {
  transform: translate(calc(-50% - 100%), -50%);
  opacity: 0;
}

.modal-slide-img.slide-out-right {
  transform: translate(calc(-50% + 100%), -50%);
  opacity: 0;
}

.modal-slide-img.slide-in-from-left {
  transform: translate(calc(-50% - 100%), -50%);
}

.modal-slide-img.slide-in-from-right {
  transform: translate(calc(-50% + 100%), -50%);
}

.modal-thumbs {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.modal-thumb {
  flex: 0 0 auto;
  width: 70px;
  height: 70px;
  border-radius: 4px;
  overflow: hidden;
  cursor: pointer;
  opacity: 0.55;
  border: 2px solid transparent;
  transition: opacity var(--transition), border-color var(--transition);
}

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

.modal-thumb.active {
  opacity: 1;
  border-color: #fff;
}

.modal-info {
  color: var(--text);
}

.modal-info .artwork-status-inline {
  margin-top: 12px;
  display: inline-flex;
}

.modal-info h2 {
  font-size: 2.1rem;
  margin-bottom: 8px;
}

.modal-info .modal-year {
  color: var(--text-faint);
  font-size: 1rem;
}

.modal-info dt {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-faint);
  margin-top: 22px;
}

.modal-info dd {
  font-size: 1rem;
  color: var(--text);
}

.modal-action {
  margin-top: 36px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 26px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: opacity var(--transition);
}

.modal-action:hover {
  opacity: 0.88;
}

.modal-action.action-buy {
  background: var(--accent);
  color: #fff;
}

.modal-action.action-inquire {
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--accent);
}

/* ============================================================
   13. ABOUT PAGE
   ============================================================ */
.about-bio {
  display: grid;
  grid-template-columns: 0.9fr 1.3fr;
  gap: 56px;
  align-items: start;
}

.about-photo img {
  width: 100%;
  border-radius: var(--radius-sm);
  box-shadow:
    0 1px 2px rgba(var(--shadow-color), 0.10),
    0 8px 24px rgba(var(--shadow-color), 0.14);
}

.about-text p {
  margin-bottom: 18px;
  color: var(--text-soft);
  font-size: 1.02rem;
  line-height: 1.7;
}

.about-text p:first-child {
  color: var(--text);
  font-size: 1.1rem;
}

/* ============================================================
   14. CONTACT PAGE
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 48px;
}

.form-group {
  margin-bottom: 22px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--bg);
  color: var(--text);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group.has-error input,
.form-group.has-error textarea {
  border-color: #c0392b;
}

.form-group.has-error input:focus,
.form-group.has-error textarea:focus {
  border-color: #c0392b;
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.btn-submit {
  width: 100%;
  padding: 15px;
  background: var(--accent);
  color: #fff;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: opacity var(--transition);
}

.btn-submit:hover {
  opacity: 0.9;
}

.contact-side-card {
  background: var(--bg-alt);
  border-radius: var(--radius-md);
  padding: 28px;
  margin-bottom: 20px;
}

.contact-side-card h4 {
  font-size: 1.15rem;
  margin-bottom: 16px;
}

.contact-side-card .social-link {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-soft);
  font-size: 0.95rem;
}

.form-status {
  margin-top: 14px;
  font-size: 0.9rem;
  display: none;
}

.form-status.success {
  display: block;
  color: var(--status-available);
}

.form-status.error {
  display: block;
  color: #c0392b;
}

/* ============================================================
   15. RESPONSIVE
   ============================================================ */

/* --- Burger menu + popup œuvre : identiques en tablette et mobile --- */
@media (max-width: 980px) {
  .navbar-links { display: none; }
  .navbar-burger { display: flex; }
  .modal-body { grid-template-columns: 1fr; padding: 90px 20px 30px; height: auto; min-height: 100%; }
  .modal-image-area { height: auto; flex-shrink: 0; min-width: 0; }
  .modal-info { min-width: 0; }
  .modal-main-image-wrap { height: 85vh; max-height: 760px; flex: none; padding: 16px; }
  .modal-image-track { padding: 32px; }
  .modal-slide-img { max-width: calc(100% - 64px); max-height: calc(100% - 64px); }
  .modal-image-nav { width: 36px; height: 36px; font-size: 1.2rem; }
  .modal-artwork-nav-btn span { display: none; }
  .navbar-mobile-panel { display: flex; }
}

/* --- Tablette : grilles visuelles en 2 colonnes, contenu éditorial dense reste en 1 colonne --- */
@media (max-width: 980px) and (min-width: 641px) {
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .featured-card { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .about-bio { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

/* --- Mobile : tout repasse en 1 colonne --- */
@media (max-width: 640px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .featured-card { grid-template-columns: 1fr; }
  .cta-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .about-bio { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .section { padding: 70px 0; }
  .page-header.container { padding: 130px 20px 40px; }
  .container { padding: 0 20px; }
  .navbar-inner { padding: 16px 20px; }
}
