/* ==========================================================================
   A.G.B. / Alain Brégeon — hub auteur (jeux.bregeon.net)
   Identité : Western « parchemin & encre », une pointe d'or de shérif et
   d'oxblood. Tout est statique, sans framework. KISS.
   ========================================================================== */

:root {
  --bg:        #f4ead5;   /* parchemin */
  --bg-2:      #efe0c4;   /* parchemin un ton sous */
  --ink:       #2b2118;   /* encre */
  --ink-soft:  #5a4a35;   /* encre atténuée */
  --sepia:     #7a6a52;   /* méta, légendes */
  --oxblood:   #8c2f1e;   /* accent principal */
  --gold:      #c0892e;   /* étoile de shérif */
  --line:      #d8c4a0;   /* filets */
  --card:      #fbf4e4;   /* cartes */
  --shadow:    rgba(43, 33, 24, 0.14);
  --maxw:      1040px;
  --gutter:    16px;
}

/* Mode nuit (saloon à la nuit tombée) — activable par le système. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg:       #171210;
    --bg-2:     #1f1813;
    --ink:      #efe3cd;
    --ink-soft: #cdbb9b;
    --sepia:    #a8977a;
    --oxblood:  #d9664f;
    --gold:     #d7a648;
    --line:     #3a2d22;
    --card:     #1e1712;
    --shadow:   rgba(0, 0, 0, 0.45);
  }
}
:root[data-theme="dark"] {
  --bg:#171210; --bg-2:#1f1813; --ink:#efe3cd; --ink-soft:#cdbb9b;
  --sepia:#a8977a; --oxblood:#d9664f; --gold:#d7a648; --line:#3a2d22;
  --card:#1e1712; --shadow:rgba(0,0,0,0.45);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "EB Garamond", Georgia, "Times New Roman", serif;
  font-size: 19px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* Toile de fond texturée très discrète (grain papier). */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(140,47,30,0.03) 0 1px, transparent 1px),
    radial-gradient(circle at 70% 60%, rgba(43,33,24,0.03) 0 1px, transparent 1px);
  background-size: 7px 7px, 11px 11px;
  z-index: 0;
}

.wrap { position: relative; z-index: 1; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }

/* ---- Typo ---------------------------------------------------------------- */
h1, h2, h3 { font-family: "Zilla Slab", Georgia, serif; line-height: 1.15; color: var(--ink); }
.wordmark  { font-family: "Rye", "Zilla Slab", serif; }

a { color: var(--oxblood); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--gold); }

.meta { font-family: "Special Elite", "Courier New", monospace; color: var(--sepia); font-size: 0.82em; letter-spacing: 0.02em; }

/* ---- En-tête / nav ------------------------------------------------------- */
header.site {
  border-bottom: 2px solid var(--line);
  background: var(--bg-2);
}
.nav {
  display: flex; align-items: center; gap: 1rem;
  padding: 14px var(--gutter); max-width: var(--maxw); margin: 0 auto;
}
.brand { display: flex; flex-direction: column; line-height: 1; text-decoration: none; }
.brand .agb  { font-family: "Rye", serif; font-size: 1.5rem; color: var(--oxblood); letter-spacing: 0.04em; }
.brand .name { font-family: "Special Elite", monospace; font-size: 0.7rem; color: var(--sepia); margin-top: 3px; letter-spacing: 0.05em; }
.nav .spacer { flex: 1 1 auto; }
.nav a.navlink { text-decoration: none; font-family: "Zilla Slab", serif; font-weight: 600; color: var(--ink); padding: 4px 2px; }
.nav a.navlink:hover { color: var(--oxblood); }

.langtoggle { display: inline-flex; border: 1.5px solid var(--line); border-radius: 999px; overflow: hidden; }
.langtoggle button {
  font-family: "Special Elite", monospace; font-size: 0.72rem; letter-spacing: 0.06em;
  background: transparent; color: var(--sepia); border: 0; padding: 4px 10px; cursor: pointer;
}
[data-lang="fr"] .langtoggle button[data-set="fr"],
[data-lang="en"] .langtoggle button[data-set="en"] { background: var(--oxblood); color: #fff; }

/* ---- Bilingue : on n'affiche qu'une langue à la fois --------------------- */
[data-lang="fr"] .en { display: none !important; }
[data-lang="en"] .fr { display: none !important; }

/* ---- Hero ---------------------------------------------------------------- */
.hero { padding: 54px 0 34px; }
.hero .eyebrow { font-family: "Special Elite", monospace; color: var(--oxblood); letter-spacing: 0.14em; text-transform: uppercase; font-size: 0.8rem; }
.hero h1 { font-size: clamp(2rem, 6vw, 3.4rem); margin: 10px 0 6px; }
.hero .lead { font-size: clamp(1.05rem, 2.4vw, 1.3rem); color: var(--ink-soft); max-width: 46ch; }

/* Diptyque 1985 → 2026 */
.diptych { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: clamp(8px, 2vw, 22px); margin: 30px 0 8px; }
.diptych figure { margin: 0; }
.diptych img { width: 100%; height: auto; display: block; border: 3px solid var(--ink); box-shadow: 6px 7px 0 var(--shadow); background: #000; }
.diptych figcaption { margin-top: 8px; text-align: center; }
.diptych .arrow { font-family: "Rye", serif; color: var(--oxblood); font-size: clamp(1.4rem, 4vw, 2.4rem); }

/* ---- Boutons / CTA ------------------------------------------------------- */
.btn {
  display: inline-block; font-family: "Zilla Slab", serif; font-weight: 700;
  padding: 12px 22px; border-radius: 4px; text-decoration: none; cursor: pointer;
  border: 2px solid var(--ink); background: var(--oxblood); color: #fff;
  box-shadow: 3px 4px 0 var(--shadow); transition: transform .06s ease;
}
.btn:hover { color: #fff; transform: translate(-1px,-1px); }
.btn.ghost { background: transparent; color: var(--ink); }
.btn.ghost:hover { color: var(--oxblood); }

/* ---- Sections ------------------------------------------------------------ */
section { padding: 40px 0; border-top: 1px solid var(--line); }
section.plain { border-top: 0; }
h2.section-title { font-size: clamp(1.5rem, 4vw, 2rem); display: inline-flex; align-items: center; gap: 10px; }
h2.section-title::before { content: "★"; color: var(--gold); font-size: 0.8em; }

.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 6px;
  padding: 22px; box-shadow: 4px 5px 0 var(--shadow);
}
.card h3 { margin: 0 0 8px; }
.card .tag { font-family: "Special Elite", monospace; font-size: 0.72rem; color: #fff; background: var(--gold); padding: 2px 8px; border-radius: 999px; }
.card .tag.soon { background: var(--oxblood); }
.card img { width: 100%; height: auto; border: 2px solid var(--ink); border-radius: 3px; margin-top: 12px; }

/* ---- Bloc inscription email --------------------------------------------- */
.signup { background: var(--bg-2); border: 2px dashed var(--oxblood); border-radius: 8px; padding: 26px; text-align: center; }
.signup h2 { margin-top: 0; }
.signup form { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 14px; }
.signup input[type="email"] {
  font-family: inherit; font-size: 1rem; padding: 11px 14px; min-width: 260px; flex: 1 1 260px; max-width: 360px;
  border: 2px solid var(--ink); border-radius: 4px; background: var(--card); color: var(--ink);
}
.signup .note { margin-top: 12px; }

/* ---- Devlog article ------------------------------------------------------ */
.article { max-width: 72ch; margin: 0 auto; }
.article h1 { font-size: clamp(1.7rem, 5vw, 2.6rem); margin-bottom: 4px; }
.article h2 { font-size: 1.5rem; margin-top: 2em; }
.article p { margin: 1em 0; }
.article blockquote {
  margin: 1.4em 0; padding: 10px 20px; border-left: 4px solid var(--gold);
  background: var(--card); font-style: italic; color: var(--ink-soft);
}
.article figure { margin: 1.8em 0; }
.article figure img { width: 100%; height: auto; border: 3px solid var(--ink); box-shadow: 5px 6px 0 var(--shadow); }
.article figcaption { text-align: center; margin-top: 8px; }

/* ---- Pied ---------------------------------------------------------------- */
footer.site { border-top: 2px solid var(--line); background: var(--bg-2); margin-top: 20px; }
footer.site .wrap { padding-top: 28px; padding-bottom: 36px; }
footer .links { display: flex; gap: 18px; flex-wrap: wrap; margin-bottom: 10px; }
footer small { color: var(--sepia); }

/* ---- Responsive ---------------------------------------------------------- */
@media (max-width: 720px) {
  body { font-size: 18px; }
  .cols { grid-template-columns: 1fr; }
  .diptych { grid-template-columns: 1fr; }
  .diptych .arrow { transform: rotate(90deg); justify-self: center; }
  .nav { flex-wrap: wrap; gap: 0.6rem; }
}