/* ============================================================
   JÉRÔME DUPRÉ LA TOUR — Système de design partagé
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;1,300;1,400&family=Libre+Baskerville:ital@0;1&family=Josefin+Sans:wght@200;300;400&display=swap');

/* --- Variables globales (thème clair par défaut) --- */
:root {
  --bg:         #f7f6f3;
  --bg-off:     #efede8;
  --ink:        #1a1814;
  --ink-soft:   #5a5750;
  --accent:     #b5875a;
  --accent-pale:#e8ddd0;
  --line:       #d0cdc7;

  --font-display: 'Josefin Sans', sans-serif;
  --font-body:    'Josefin Sans', sans-serif;
  --font-ui:      'Josefin Sans', sans-serif;

  --max:    820px;
  --gutter: clamp(1.25rem, 5vw, 3rem);
  --nav-h:  3.5rem;
}

/* --- Thème sombre (pages spécifiques) --- */
[data-theme="dark"] {
  --bg:         #0e0d0c;
  --bg-off:     #181714;
  --ink:        #e8e5e0;
  --ink-soft:   #9a9690;
  --accent:     #c4a47a;
  --accent-pale:#2a2620;
  --line:       #2e2c28;
}

/* --- Thème couleur (pages ConcatéNATION / couleur) --- */
[data-theme="color"] {
  --bg:         #1c1830;
  --bg-off:     #241f3a;
  --ink:        #f0ecff;
  --ink-soft:   #b0aacc;
  --accent:     #e8845a;
  --accent-pale:#2e2844;
  --line:       #3a3455;
}

/* --- Reset & base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 17px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.75;
  min-height: 100vh;
  transition: background 0.4s, color 0.4s;
}

/* --- Navigation --- */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  height: var(--nav-h);
  display: flex;
  align-items: center;
  padding: 0 var(--gutter);
  gap: 1rem;
}

.nav-home {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 1.05rem;
  letter-spacing: 0.03em;
  color: var(--ink);
  text-decoration: none;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-links {
  display: flex;
  gap: 1.6rem;
  list-style: none;
  flex-shrink: 0;
}

.nav-links a {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 300;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--ink); }

/* Burger (mobile) */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.burger span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--ink);
  transition: all 0.3s;
}

/* --- Main container --- */
main {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(2.5rem, 8vw, 5rem) var(--gutter);
}

main.wide {
  max-width: 1100px;
}

/* --- Typographie --- */
h1 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.4rem, 6vw, 4rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
}

h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  line-height: 1.25;
  margin-bottom: 0.8rem;
}

h3 {
  font-family: var(--font-ui);
  font-weight: 300;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.4rem;
}

p { margin-bottom: 1.1em; }
p:last-child { margin-bottom: 0; }

em { font-style: italic; }

a {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s;
}
a:hover { color: var(--accent); }

/* --- Trait décoratif --- */
.rule {
  width: 2.5rem;
  height: 1px;
  background: var(--accent);
  margin: 1.5rem 0;
}

/* --- Séparateur section --- */
.section-sep {
  border: none;
  border-top: 1px solid var(--line);
  margin: 3rem 0;
}

/* --- Hero (page index) --- */
.hero {
  position: relative;
  width: 100%;
  max-width: 100%;
  margin-bottom: 3.5rem;
  overflow: hidden;
}

.hero img {
  width: 100%;
  height: auto;
  display: block;
  max-height: 70vh;
  object-fit: cover;
  object-position: center;
}

.hero-caption {
  font-family: var(--font-ui);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 0.5rem;
  text-align: right;
}

/* --- Actu (page index) --- */
.actu-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.actu-item {
  padding: 2rem 0;
  border-bottom: 1px solid var(--line);
}

.actu-item:nth-child(odd) { padding-right: 2rem; border-right: 1px solid var(--line); }
.actu-item:nth-child(even) { padding-left: 2rem; }

.actu-label {
  font-family: var(--font-ui);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.4rem;
}

.actu-title {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.15rem;
  line-height: 1.3;
  margin-bottom: 0.3rem;
}

.actu-desc {
  font-size: 0.88rem;
  color: var(--ink-soft);
  line-height: 1.6;
}

/* --- Works index (grille) --- */
.works-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2.5rem;
  margin-top: 2.5rem;
}

.work-card {
  display: block;
  text-decoration: none;
  color: inherit;
  position: relative;
}

.work-card:hover { color: inherit; }

.work-card-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
  background: var(--bg-off);
  transition: opacity 0.3s;
}

.work-card:hover .work-card-img { opacity: 0.85; }

.work-card-body {
  padding: 0.8rem 0 0;
}

.work-card-label {
  font-family: var(--font-ui);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.2rem;
}

.work-card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: 0.3rem;
}

.work-card-desc {
  font-size: 0.83rem;
  color: var(--ink-soft);
  line-height: 1.55;
}

/* --- Page projet (template) --- */
.project-header {
  margin-bottom: 2.5rem;
}

.project-header h1 {
  margin-bottom: 0.5rem;
}

.project-meta {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.75rem;
}

.project-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.project-body.full { grid-template-columns: 1fr; }

.project-img {
  width: 100%;
  height: auto;
  display: block;
  background: var(--bg-off);
}

.project-img-caption {
  font-size: 0.78rem;
  color: var(--ink-soft);
  font-style: italic;
  margin-top: 0.4rem;
}

/* --- CV --- */
.cv-section {
  margin-bottom: 3rem;
}

.cv-year {
  font-family: var(--font-ui);
  font-weight: 400;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--accent);
  min-width: 3.5rem;
  padding-top: 0.15rem;
}

.cv-line {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 1rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.9rem;
  line-height: 1.5;
}

.cv-line:last-child { border-bottom: none; }

/* --- Module langue (bas de page) --- */
.lang-module {
  text-align: center;
  padding: 2.5rem var(--gutter);
  border-top: 1px solid var(--line);
  margin-top: 4rem;
}

.lang-module p {
  font-family: var(--font-ui);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 0.8rem;
}

.lang-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.lang-links a {
  font-family: var(--font-ui);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-decoration: none;
  color: var(--ink-soft);
  transition: color 0.2s;
}

.lang-links a:hover { color: var(--ink); }
.lang-links a.current { color: var(--ink); font-weight: 400; }

/* --- Footer --- */
footer {
  text-align: center;
  padding: 1.5rem var(--gutter);
  font-family: var(--font-ui);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
}

footer a { color: var(--ink-soft); }
footer a:hover { color: var(--ink); }

/* --- Bandeau pleine largeur (ConcatéNATION) --- */
.banner-full {
  width: 100%;
  background: var(--accent-pale);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 2rem var(--gutter);
  text-align: center;
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1rem, 2.5vw, 1.35rem);
  color: var(--ink);
  line-height: 1.6;
  margin: 2.5rem 0;
}

/* --- Utilitaires --- */
.text-soft { color: var(--ink-soft); }
.text-accent { color: var(--accent); }
.mt-s { margin-top: 1rem; }
.mt-m { margin-top: 2rem; }
.mt-l { margin-top: 3.5rem; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 680px) {
  .burger { display: flex; }

  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--bg);
    padding: 1.5rem var(--gutter);
    gap: 1.2rem;
    border-bottom: 1px solid var(--line);
  }

  .nav-links.open { display: flex; }
  .nav-links a { font-size: 0.85rem; }

  .actu-grid { grid-template-columns: 1fr; }
  .actu-item { padding: 1.5rem 0 !important; border-right: none !important; border-bottom: 1px solid var(--line); }

  .project-body { grid-template-columns: 1fr; gap: 1.5rem; }
  .works-grid { grid-template-columns: 1fr; }
}