/* ═══════════════════════════════════════════════════════════════════
   A3DIA — Shell partagé (pages intérieures)
   DA « Minuit institutionnel » : champ navy profond à auroras + grain,
   panneaux de verre dépoli iOS, Fraunces ivoire, or en signature.
   Se charge APRÈS styles.css ; composants préfixés .x-, sans reset.
   ═══════════════════════════════════════════════════════════════════ */

:root {
  --x-abyss: #0B1233;
  --x-abyss-2: #131E4E;
  --x-ivory: #F4F3FA;
  --x-ivory-60: rgba(233, 235, 252, 0.66);
  --x-ivory-40: rgba(233, 235, 252, 0.42);
  --x-ink: #131629;
  --x-ink-60: rgba(19, 22, 41, 0.64);
  --x-navy: #1A2961;
  --x-navy-deep: #101A45;
  --x-gold: #C5A55A;
  --x-gold-deep: #B98D2F;
  --x-line: rgba(255, 255, 255, 0.15);
  --x-line-soft: rgba(255, 255, 255, 0.09);
  --x-glass-w: rgba(255, 255, 255, 0.86);
  --x-glass-w-border: rgba(255, 255, 255, 0.55);
  --x-glass-d: rgba(16, 26, 69, 0.5);
  --x-serif: 'Fraunces', Georgia, serif;
  --x-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --x-pad: clamp(20px, 4.5vw, 72px);
  --x-r: 22px;
}

/* ── Champ : minuit + auroras + grain ───────────────────────────── */
body.x-shell {
  background-color: var(--x-abyss);
  background-image: none;
  padding-top: 68px;
  color: var(--x-ivory);
  position: relative;
}
body.x-shell::before {
  content: '';
  position: fixed; inset: 0; z-index: -2;
  background:
    radial-gradient(58rem 40rem at 82% -12%, rgba(197, 165, 90, 0.15), transparent 62%),
    radial-gradient(50rem 38rem at -12% 22%, rgba(88, 118, 255, 0.22), transparent 58%),
    radial-gradient(44rem 34rem at 105% 78%, rgba(64, 92, 214, 0.18), transparent 60%),
    linear-gradient(168deg, var(--x-abyss) 0%, var(--x-abyss-2) 52%, var(--x-abyss) 100%);
}
body.x-shell::after {
  content: '';
  position: fixed; inset: 0; z-index: -1;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
body.x-shell ::selection { background: var(--x-gold); color: var(--x-abyss); }

/* ── Topbar : verre sombre ──────────────────────────────────────── */
body.x-shell .x-topbar {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--x-pad);
  height: 68px;
  background: var(--x-glass-d);
  -webkit-backdrop-filter: blur(20px) saturate(1.6);
  backdrop-filter: blur(20px) saturate(1.6);
  border-bottom: 1px solid var(--x-line-soft);
}
@supports not (backdrop-filter: blur(1px)) {
  body.x-shell .x-topbar { background: var(--x-navy-deep); }
}

.x-brand { display: inline-flex; align-items: center; text-decoration: none; }
.x-brand-word {
  font-family: var(--x-serif);
  font-weight: 600;
  font-size: 1.5rem;
  letter-spacing: 0.02em;
  color: var(--x-ivory);
  transition: color 0.3s;
}
.x-brand-word i { font-style: normal; color: var(--x-gold); }

.x-nav { display: flex; align-items: center; gap: clamp(18px, 2.6vw, 38px); }
.x-nav a, .x-nav button {
  text-decoration: none;
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--x-ivory-60);
  padding: 6px 0;
  position: relative;
  background: none; border: none; cursor: pointer;
  transition: color 0.25s;
}
.x-nav a::after {
  content: ''; position: absolute; left: 0; bottom: 0;
  width: 100%; height: 1px; background: var(--x-gold);
  transform: scaleX(0); transform-origin: right;
  transition: transform 0.35s var(--x-ease);
}
.x-nav a:hover, .x-nav button:hover { color: var(--x-ivory); }
.x-nav a:hover::after { transform: scaleX(1); transform-origin: left; }
.x-nav .x-nav-cta {
  color: var(--x-ivory);
  border: 1px solid var(--x-line);
  padding: 11px 22px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}
.x-nav .x-nav-cta::after { display: none; }
.x-nav .x-nav-cta:hover { background: var(--x-ivory); border-color: var(--x-ivory); color: var(--x-navy-deep); }

.x-burger {
  display: none;
  width: 46px; height: 46px;
  align-items: center; justify-content: center;
  flex-direction: column; gap: 6px;
  background: none; border: none; cursor: pointer;
}
.x-burger span {
  display: block; width: 24px; height: 1.5px;
  background: var(--x-ivory);
  transition: transform 0.35s var(--x-ease), opacity 0.25s;
}
body.x-menu-open .x-burger span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
body.x-menu-open .x-burger span:nth-child(2) { opacity: 0; }
body.x-menu-open .x-burger span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ── Menu overlay : verre profond ───────────────────────────────── */
.x-menu {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(8, 13, 38, 0.86);
  -webkit-backdrop-filter: blur(26px) saturate(1.5);
  backdrop-filter: blur(26px) saturate(1.5);
  color: var(--x-ivory);
  display: flex; flex-direction: column; justify-content: center;
  padding: 0 var(--x-pad);
  clip-path: inset(0 0 100% 0);
  transition: clip-path 0.6s var(--x-ease);
  visibility: hidden;
}
@supports not (backdrop-filter: blur(1px)) { .x-menu { background: #080D26; } }
body.x-menu-open .x-menu { clip-path: inset(0 0 0% 0); visibility: visible; }
body.x-menu-open { overflow: hidden; }
body.x-menu-open .x-topbar { background: transparent; border-color: rgba(255,255,255,0.12); -webkit-backdrop-filter: none; backdrop-filter: none; }
body.x-menu-open .x-topbar .x-nav { visibility: hidden; }

.x-menu ul { list-style: none; margin: 0; padding: 0; }
.x-menu li { border-bottom: 1px solid rgba(255,255,255,0.10); }
.x-menu li a {
  display: flex; align-items: baseline; gap: 22px;
  padding: clamp(14px, 2.6vh, 26px) 0;
  text-decoration: none;
  font-family: var(--x-serif);
  font-size: clamp(1.9rem, 5.6vh, 3.2rem);
  font-weight: 480;
  letter-spacing: -0.01em;
  color: var(--x-ivory);
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s var(--x-ease), transform 0.5s var(--x-ease), color 0.3s;
}
body.x-menu-open .x-menu li a { opacity: 1; transform: none; }
body.x-menu-open .x-menu li:nth-child(1) a { transition-delay: 0.16s; }
body.x-menu-open .x-menu li:nth-child(2) a { transition-delay: 0.22s; }
body.x-menu-open .x-menu li:nth-child(3) a { transition-delay: 0.28s; }
body.x-menu-open .x-menu li:nth-child(4) a { transition-delay: 0.34s; }
body.x-menu-open .x-menu li:nth-child(5) a { transition-delay: 0.40s; }
.x-menu li a:hover { color: var(--x-gold); }
.x-menu li a i {
  font-family: 'Inter', sans-serif; font-style: normal;
  font-size: 0.72rem; font-weight: 500;
  letter-spacing: 0.18em; color: var(--x-gold);
}
.x-menu-meta {
  margin: 6vh 0 0;
  font-size: 0.8rem; letter-spacing: 0.1em;
  color: var(--x-ivory-40);
  text-transform: uppercase;
}
.x-menu-meta a { color: var(--x-ivory); text-decoration: none; border-bottom: 1px solid var(--x-gold); }

/* ── Titres de page : ivoire sur champ ──────────────────────────── */
body.x-shell .page-title {
  background: transparent;
  text-align: left;
  padding: clamp(56px, 9vh, 100px) 0 clamp(26px, 4.5vh, 44px);
  border-bottom: 1px solid var(--x-line);
}
body.x-shell .page-title h1 {
  font-family: var(--x-serif);
  font-weight: 460;
  font-size: clamp(2.5rem, 6.2vw, 4.8rem);
  letter-spacing: -0.022em;
  line-height: 1.03;
  color: var(--x-ivory);
  margin-bottom: 16px;
  text-shadow: 0 2px 30px rgba(8, 13, 38, 0.4);
}
body.x-shell .page-title p {
  margin: 0;
  max-width: 60ch;
  color: var(--x-ivory-60);
}

/* ── Panneaux de verre blanc (contenu hérité de styles.css) ─────── */
body.x-shell .form-card,
body.x-shell .info-card,
body.x-shell .login-card,
body.x-shell .post-card,
body.x-shell .coti-card,
body.x-shell .coti-alt-method,
body.x-shell .pay-option-card,
body.x-shell .annuaire-card,
body.x-shell .posts-empty {
  background: var(--x-glass-w);
  -webkit-backdrop-filter: blur(24px) saturate(1.8);
  backdrop-filter: blur(24px) saturate(1.8);
  border: 1px solid var(--x-glass-w-border);
  border-radius: var(--x-r);
  box-shadow: 0 24px 60px rgba(5, 9, 28, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.9);
}
@supports not (backdrop-filter: blur(1px)) {
  body.x-shell .form-card, body.x-shell .info-card, body.x-shell .login-card,
  body.x-shell .post-card, body.x-shell .coti-card, body.x-shell .coti-alt-method,
  body.x-shell .pay-option-card, body.x-shell .annuaire-card, body.x-shell .posts-empty { background: #fff; }
}
body.x-shell .post-card:hover, body.x-shell .post-card:focus-visible {
  transform: translateY(-3px);
  background: rgba(255, 255, 255, 0.94);
  border-color: rgba(255, 255, 255, 0.7);
  box-shadow: 0 30px 70px rgba(5, 9, 28, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

/* Sections de contenu : textes posés directement sur le champ */
body.x-shell .section-head .label { color: var(--x-gold); }
body.x-shell .section-head h2 { color: var(--x-ivory); }
body.x-shell .section-head p { color: var(--x-ivory-60); }
body.x-shell .posts-loading { color: var(--x-ivory-60); }
body.x-shell .posts-loading p { color: var(--x-ivory-60); }
body.x-shell .coti-alt-toggle { color: var(--x-gold); }
body.x-shell .coti-alt-note { color: var(--x-ivory-60); }
body.x-shell .pay-count, body.x-shell #pay-count-label { color: var(--x-ivory-60); }

/* Légal : feuille de verre */
body.x-shell .legal-content {
  background: var(--x-glass-w);
  -webkit-backdrop-filter: blur(24px) saturate(1.8);
  backdrop-filter: blur(24px) saturate(1.8);
  border: 1px solid var(--x-glass-w-border);
  border-radius: var(--x-r);
  box-shadow: 0 24px 60px rgba(5, 9, 28, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.9);
  padding: clamp(26px, 4vw, 56px);
}
@supports not (backdrop-filter: blur(1px)) { body.x-shell .legal-content { background: #fff; } }

/* Filtres (espace membre) : pilules de verre sombre */
body.x-shell .posts-filters {
  background: rgba(255, 255, 255, 0.08);
  -webkit-backdrop-filter: blur(16px) saturate(1.5);
  backdrop-filter: blur(16px) saturate(1.5);
  border: 1px solid var(--x-line);
  box-shadow: 0 14px 34px rgba(5, 9, 28, 0.3);
}
body.x-shell .filter-btn { color: var(--x-ivory-60); }
body.x-shell .filter-btn:hover { background: rgba(255, 255, 255, 0.1); color: var(--x-ivory); }
body.x-shell .filter-btn.active {
  background: var(--x-ivory);
  color: var(--x-navy-deep);
  box-shadow: 0 4px 14px rgba(5, 9, 28, 0.4);
}

/* Hero espace membre : fondu dans le champ */
body.x-shell .membre-hero {
  background: transparent;
  background-image: none;
  border-bottom: 1px solid var(--x-line);
}

/* Modal communiqué : verre épais */
body.x-shell .post-modal-content {
  background: var(--x-glass-w);
  -webkit-backdrop-filter: blur(28px) saturate(1.8);
  backdrop-filter: blur(28px) saturate(1.8);
  border: 1px solid var(--x-glass-w-border);
}
@supports not (backdrop-filter: blur(1px)) { body.x-shell .post-modal-content { background: #fff; } }
body.x-shell .post-modal-backdrop {
  background: rgba(5, 9, 28, 0.6);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

/* Newsletter héritée : fondu champ + filet */
body.x-shell .newsletter {
  background: transparent;
  border-top: 1px solid var(--x-line);
}
body.x-shell .newsletter::before, body.x-shell .newsletter::after { display: none; }
body.x-shell .newsletter h2 { font-family: var(--x-serif); font-weight: 470; color: var(--x-ivory); }
body.x-shell .newsletter p { color: var(--x-ivory-60); }

/* Formulaire : la section hérite du champ */
body.x-shell .form-section { background: transparent; }
body.x-shell .form-section::before, body.x-shell .form-section::after { display: none; }

/* Connexion : le champ remplace le fond dédié */
body.x-shell.login-body { background-color: var(--x-abyss); }
body.x-shell .login-section { background: transparent; }

/* ── Footer statement : verre profond ───────────────────────────── */
.x-footer {
  background: rgba(6, 10, 30, 0.75);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--x-line-soft);
  color: var(--x-ivory);
  padding: clamp(70px, 10vh, 110px) var(--x-pad) 34px;
  overflow: hidden;
  margin-top: clamp(60px, 10vh, 110px);
}
@supports not (backdrop-filter: blur(1px)) { .x-footer { background: #080D26; } }
.x-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: clamp(28px, 4vw, 60px);
  padding-bottom: clamp(50px, 8vh, 90px);
}
.x-footer-brand p {
  margin: 18px 0 0;
  font-size: 0.88rem; line-height: 1.7;
  color: var(--x-ivory-40);
  max-width: 34ch;
}
.x-footer h5 {
  font-size: 0.68rem; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--x-ivory-40);
  margin: 0 0 18px;
}
.x-footer ul { list-style: none; margin: 0; padding: 0; }
.x-footer ul a {
  display: inline-block;
  padding: 5px 0;
  text-decoration: none;
  font-size: 0.92rem;
  color: var(--x-ivory-60);
  transition: color 0.25s;
}
.x-footer ul a:hover { color: var(--x-gold); }
.x-footer-word {
  font-family: var(--x-serif);
  font-weight: 500;
  font-size: clamp(5rem, 17.5vw, 17rem);
  line-height: 0.9;
  letter-spacing: 0.01em;
  text-align: center;
  color: rgba(255, 255, 255, 0.06);
  user-select: none;
  margin-bottom: 30px;
}
.x-footer-legal {
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 24px;
  font-size: 0.78rem;
  color: var(--x-ivory-40);
}
.x-footer-legal a { color: var(--x-ivory-60); text-decoration: none; }
.x-footer-legal a:hover { color: var(--x-gold); }

.x-footer--slim { padding: 26px var(--x-pad); margin-top: 0; }
.x-footer--slim .x-footer-legal { border-top: none; padding-top: 0; }

/* ── Mobile ─────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .x-nav { display: none; }
  .x-nav.x-keep-cta { display: flex; }
  .x-nav.x-keep-cta > *:not(.x-nav-cta) { display: none; }
  .x-burger { display: flex; }
  .x-footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .x-footer-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .x-menu, .x-menu li a { transition: none !important; }
}

/* ── Actualités : table des AG sur verre ────────────────────────── */
body.x-shell .ag-section h2 { color: var(--x-ivory); }
body.x-shell .ag-intro { color: var(--x-ivory-60); }
body.x-shell .ag-intro strong { color: var(--x-ivory); }
body.x-shell .ag-table-wrap {
  background: var(--x-glass-w);
  -webkit-backdrop-filter: blur(24px) saturate(1.8);
  backdrop-filter: blur(24px) saturate(1.8);
  border: 1px solid var(--x-glass-w-border);
  border-radius: var(--x-r);
  box-shadow: 0 24px 60px rgba(5, 9, 28, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.9);
  overflow-x: auto;
}
@supports not (backdrop-filter: blur(1px)) { body.x-shell .ag-table-wrap { background: #fff; } }

/* ── Contact : cartes de verre ──────────────────────────────────── */
body.x-shell .contact-form-card,
body.x-shell .contact-info {
  background: var(--x-glass-w);
  -webkit-backdrop-filter: blur(24px) saturate(1.8);
  backdrop-filter: blur(24px) saturate(1.8);
  border: 1px solid var(--x-glass-w-border);
  border-radius: var(--x-r);
  box-shadow: 0 24px 60px rgba(5, 9, 28, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.9);
}
@supports not (backdrop-filter: blur(1px)) {
  body.x-shell .contact-form-card, body.x-shell .contact-info { background: #fff; }
}

/* ── Correctifs revue : contrastes sur verre blanc ──────────────── */
body.x-shell .posts-empty { color: var(--x-ink-60); }
body.x-shell .posts-empty svg { color: var(--x-ink-60); }
body.x-shell .posts-empty p { color: var(--x-ink-60); }
body.x-shell .posts-empty strong { color: var(--x-ink); }
body.x-shell .post-date { color: var(--x-ink-60); }

/* ── Perf mobile : le champ derrière les panneaux est fixe et lisse,
     le blur par frame n'apporte rien → on le coupe et on compense
     l'opacité ; seule la topbar (68px) garde un petit blur ─────── */
@media (max-width: 900px) {
  body.x-shell .form-card, body.x-shell .info-card, body.x-shell .login-card,
  body.x-shell .post-card, body.x-shell .coti-card, body.x-shell .coti-alt-method,
  body.x-shell .pay-option-card, body.x-shell .annuaire-card, body.x-shell .posts-empty,
  body.x-shell .legal-content, body.x-shell .ag-table-wrap,
  body.x-shell .contact-form-card, body.x-shell .contact-info,
  body.x-shell .post-modal-content {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background: rgba(255, 255, 255, 0.96);
  }
  body.x-shell .posts-filters {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background: rgba(30, 42, 92, 0.85);
  }
  .x-footer { -webkit-backdrop-filter: none; backdrop-filter: none; background: rgba(8, 13, 38, 0.94); }
  body.x-shell .x-topbar { -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
}

/* ── Correctifs audit : éléments hérités hors-charte sur le champ sombre ── */
/* Boutons primaires en or (au lieu du navy vif de styles.css) */
body.x-shell .btn,
body.x-shell .btn-primary,
body.x-shell .form-submit .btn,
body.x-shell .newsletter-form button {
  background: var(--x-gold);
  color: var(--x-abyss);
  box-shadow: 0 10px 30px rgba(197, 165, 90, 0.25);
}
body.x-shell .btn:hover,
body.x-shell .btn-primary:hover,
body.x-shell .form-submit .btn:hover,
body.x-shell .newsletter-form button:hover {
  background: #D5B76C;
  box-shadow: 0 16px 40px rgba(197, 165, 90, 0.35);
}
/* Newsletter : pilule blanche → filet or sur le champ */
body.x-shell .newsletter-form {
  background: transparent;
  box-shadow: none;
  border: none;
  border-bottom: 1px solid var(--x-line);
  border-radius: 0;
  padding: 0;
}
body.x-shell .newsletter-form input,
body.x-shell .newsletter-form input[type="email"] {
  background: transparent;
  color: var(--x-ivory);
  border-radius: 0;
}
body.x-shell .newsletter-form input::placeholder { color: var(--x-ivory-60); }
body.x-shell .newsletter-form button { border-radius: 0; }
/* Spinner de chargement en or */
body.x-shell .loading-spinner {
  border-color: var(--x-line);
  border-top-color: var(--x-gold);
}