/* XiwiX : feuille du site de la plateforme (accueil en quatre langues et page 404).
 * Noir profond et doré, repris du logo. Police système, aucune ressource externe,
 * aucune animation. Les pages /421/ gardent leur propre feuille (xiwix.css). */

:root {
  color-scheme: dark;

  --noir:        #070708;   /* fond du logo */
  --noir-2:      #0e0e10;
  --noir-3:      #141416;
  --filet:       rgba(231, 203, 126, 0.16);
  --filet-fort:  rgba(231, 203, 126, 0.32);
  --trait:       rgba(231, 203, 126, 0.5);   /* 3,7:1 : contour des boutons à trait */

  --texte:       #ece7dc;   /* 16,1:1 sur --noir */
  --texte-doux:  #b5ad9d;   /*  8,9:1 sur --noir */
  --or-clair:    #f2e2a6;   /* 15,0:1 : texte doré courant */
  --or:          #e7cb7e;   /* 12,3:1 */
  --or-fonce:    #c39a4c;   /*  7,6:1 : jamais plus sombre pour du texte */
  --encre-sur-or:#16110a;

  --degrade: linear-gradient(90deg, #a8772f 0%, #c49a4c 18%, #dcc073 32%, #f6eaab 50%,
                             #dcc073 68%, #c39848 85%, #a6752d 100%);
  --degrade-texte: linear-gradient(90deg, #c49a4c 0%, #dcc073 22%, #f6eaab 50%, #dcc073 78%, #c39848 100%);

  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;

  --largeur: 72rem;
  --mesure: 38rem;
  --gouttiere: clamp(1rem, 5vw, 3rem);
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; background: var(--noir); }

body {
  margin: 0;
  background: var(--noir);
  color: var(--texte);
  font-family: var(--sans);
  font-size: clamp(1rem, 0.97rem + 0.18vw, 1.0938rem);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-wrap: break-word;
}

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

a { color: var(--or-clair); text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { color: #fff6d0; text-decoration-thickness: 2px; }

:focus-visible {
  outline: 2px solid var(--or-clair);
  outline-offset: 3px;
  border-radius: 4px;
}

.sr {
  position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.evitement {
  position: absolute; left: var(--gouttiere); top: -4rem; z-index: 10;
  background: var(--or-clair); color: var(--encre-sur-or);
  padding: 0.6rem 1rem; border-radius: 6px; font-weight: 600; text-decoration: none;
}
.evitement:focus { top: 0.75rem; }

.cadre { max-width: var(--largeur); margin: 0 auto; padding-inline: var(--gouttiere); }

/* ---------- en-tête ---------- */

.entete {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding-block: 1.25rem;
}

.marque { display: block; line-height: 0; flex: none; }
.marque img { height: 64px; width: auto; }

.entete .outils { display: flex; align-items: center; gap: clamp(0.75rem, 2.5vw, 2rem); }

.langues { display: flex; gap: 0.15rem; list-style: none; margin: 0; padding: 0; }
.langues a {
  display: inline-block; min-width: 2.5rem; padding: 0.55rem 0.4rem; text-align: center;
  font-size: 0.8125rem; font-weight: 600; letter-spacing: 0.12em;
  color: var(--texte-doux); text-decoration: none; border-radius: 4px;
}
.langues a:hover { color: var(--or-clair); }
.langues a[aria-current="page"] { color: var(--or-clair); box-shadow: inset 0 -1px 0 var(--or-fonce); border-radius: 0; }

.lien-connexion {
  font-size: 0.875rem; font-weight: 600; letter-spacing: 0.02em;
  color: var(--texte); text-decoration: none;
  border: 1px solid var(--trait); border-radius: 999px; padding: 0.55rem 1.1rem;
}
.lien-connexion:hover { color: var(--or-clair); border-color: var(--or-fonce); }

/* ---------- accroche ---------- */

.accroche {
  display: grid; gap: 2rem; align-items: center;
  padding-block: clamp(2.5rem, 7vw, 6rem) clamp(4rem, 9vw, 7.5rem);
}
/* Sur ordinateur, chaque phrase de la signature tient sur une ligne dans les quatre langues
 * (« Scherper beslissen. », « Klarer entscheiden. » sont les plus longues). */
@media (min-width: 60rem) { .accroche { grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); } }

.surtitre {
  margin: 0 0 1.75rem;
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--or);
}

.signature {
  margin: 0 0 2rem;
  font-size: clamp(2.75rem, 1.5rem + 5.4vw, 5.25rem);
  line-height: 1.02; letter-spacing: -0.035em; font-weight: 300;
  color: var(--or-clair);
}
@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .signature span {
    background: var(--degrade-texte);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: transparent;
  }
}
.signature span { display: block; }
@media (min-width: 60rem) { .signature { font-size: clamp(3.5rem, 1rem + 4.6vw, 4.75rem); } }

.chapeau {
  margin: 0 0 1.1rem; max-width: 34rem;
  font-size: clamp(1.1875rem, 1.05rem + 0.6vw, 1.4375rem); line-height: 1.5; font-weight: 400;
  color: var(--texte);
}
.chapeau strong { font-weight: 600; color: var(--or-clair); }

.promesse { margin: 0 0 2.25rem; max-width: 34rem; color: var(--texte-doux); }

.boutons { display: flex; flex-wrap: wrap; gap: 0.85rem 1rem; align-items: center; margin: 0; }

.bouton {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  min-height: 3.25rem; padding: 0.9rem 1.6rem;
  font-size: 1rem; font-weight: 650; letter-spacing: 0.01em; text-decoration: none;
  border-radius: 999px; border: 1px solid transparent; /* visible en contrastes forcés */
}
.bouton-or { background: var(--degrade); color: var(--encre-sur-or); }
.bouton-or:hover { color: var(--encre-sur-or); filter: brightness(1.08); }
.bouton-trait { color: var(--texte); border-color: var(--trait); }
.bouton-trait:hover { color: var(--or-clair); border-color: var(--or-fonce); }

.adresse { margin: 1.25rem 0 0; font-size: 0.9375rem; color: var(--texte-doux); }
.adresse a { font-weight: 600; }

.embleme { display: none; position: relative; justify-self: center; width: min(100%, 26rem); }
.embleme::before {
  content: ""; position: absolute; inset: 6% 4% 14%;
  background: radial-gradient(closest-side, rgba(231, 203, 126, 0.16), rgba(231, 203, 126, 0.04) 60%, transparent);
  border-radius: 50%;
}
.embleme img { position: relative; width: 100%; }
@media (min-width: 60rem) { .embleme { display: block; } }

/* ---------- sections ---------- */

.section { padding-block: clamp(4rem, 9vw, 7rem); position: relative; }
.section::before {
  content: ""; position: absolute; top: 0; left: var(--gouttiere); right: var(--gouttiere);
  height: 1px; background: linear-gradient(90deg, transparent, var(--filet-fort) 20%, var(--filet-fort) 80%, transparent);
}

.etiquette {
  margin: 0 0 1rem;
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--or);
}

h2 {
  margin: 0 0 1.5rem; max-width: 44rem; text-wrap: balance;
  font-size: clamp(1.875rem, 1.35rem + 2.2vw, 3rem);
  line-height: 1.12; letter-spacing: -0.03em; font-weight: 300; color: var(--texte);
}

h3 {
  margin: 0 0 0.6rem;
  font-size: 1.1875rem; line-height: 1.35; letter-spacing: -0.01em; font-weight: 600; color: var(--or-clair);
}

p { margin: 0 0 1rem; text-wrap: pretty; }
p:last-child { margin-bottom: 0; }

.intro { max-width: var(--mesure); color: var(--texte-doux); margin-bottom: 0; }

/* ---------- le problème et la réponse ---------- */

.duo { display: grid; gap: 1.25rem; margin-top: 2.75rem; }
@media (min-width: 48rem) { .duo { grid-template-columns: 1fr 1fr; } }

.carte {
  background: var(--noir-2);
  border: 1px solid var(--filet);
  border-radius: 14px;
  padding: clamp(1.5rem, 3.5vw, 2.25rem);
}
.carte p { color: var(--texte-doux); }
.carte-or { border-color: var(--filet-fort); background: linear-gradient(180deg, #121108 0%, var(--noir-2) 70%); }
.carte-or p { color: var(--texte); }

/* ---------- étapes ---------- */

.etapes { display: grid; gap: 2.25rem; margin: 3rem 0 0; padding: 0; list-style: none; counter-reset: etape; }
@media (min-width: 52rem) { .etapes { grid-template-columns: repeat(3, 1fr); gap: 2.5rem; } }

.etapes li { counter-increment: etape; border-top: 1px solid var(--filet-fort); padding-top: 1.5rem; }
.etapes li::before {
  content: counter(etape, decimal-leading-zero);
  display: block; margin-bottom: 1rem;
  font-size: 2.25rem; line-height: 1; font-weight: 200; letter-spacing: -0.02em; color: var(--or);
}
.etapes p { color: var(--texte-doux); }

/* ---------- atouts ---------- */

.atouts { display: grid; gap: 1.25rem; margin: 3rem 0 0; padding: 0; list-style: none; }
@media (min-width: 48rem) { .atouts { grid-template-columns: 1fr 1fr; } }
.atouts li { background: var(--noir-2); border: 1px solid var(--filet); border-radius: 14px; padding: clamp(1.5rem, 3.5vw, 2.25rem); }
.atouts p { color: var(--texte-doux); }

.verdicts { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1.25rem 0 0; padding: 0; list-style: none; }
.verdicts li {
  border: 0; padding: 0.35rem 0.85rem; border-radius: 999px; background: none;
  font-size: 0.8125rem; font-weight: 600; letter-spacing: 0.02em;
}
.v1 { background: var(--degrade) !important; color: var(--encre-sur-or); }
.v2 { box-shadow: inset 0 0 0 1px var(--or); color: var(--or-clair); }
.v3 { box-shadow: inset 0 0 0 1px var(--filet-fort); color: var(--texte); }
.v4 { box-shadow: inset 0 0 0 1px rgba(236, 231, 220, 0.22); color: var(--texte-doux); }

/* ---------- couverture ---------- */

.pays { margin: 3rem 0 0; padding: 0; list-style: none; border-top: 1px solid var(--filet-fort); }
.pays li {
  display: grid; gap: 0.35rem 2rem; padding-block: 1.5rem;
  border-bottom: 1px solid var(--filet);
}
@media (min-width: 48rem) { .pays li { grid-template-columns: 14rem minmax(0, 1fr); } }
.pays h3 { margin: 0; font-size: 1.25rem; font-weight: 400; letter-spacing: -0.01em; }
.pays p { margin: 0; color: var(--texte); }
.pays .note { margin-top: 0.4rem; font-size: 0.9375rem; color: var(--texte-doux); }
.pays .detail { grid-column: 1 / -1; }
@media (min-width: 48rem) { .pays .detail { grid-column: 2; } }

.limites { margin-top: 2rem; max-width: 44rem; color: var(--texte-doux); }

/* ---------- sécurité ---------- */

.trio { display: grid; gap: 1.25rem; margin-top: 3rem; }
@media (min-width: 56rem) { .trio { grid-template-columns: repeat(3, 1fr); } }

.mention { margin-top: 2rem; font-size: 0.9375rem; color: var(--texte-doux); }

/* ---------- invitation ---------- */

.invitation {
  position: relative; border-radius: 20px; padding: clamp(2rem, 6vw, 4rem);
  background: radial-gradient(120% 140% at 100% 0%, rgba(231, 203, 126, 0.12), transparent 55%), var(--noir-2);
  border: 1px solid var(--filet-fort);
}
.invitation h2 { margin-bottom: 1rem; }
.invitation .intro { margin-bottom: 2rem; }

.questions { margin-top: 3.5rem; max-width: 48rem; }
.questions details { border-top: 1px solid var(--filet); }
.questions details:last-child { border-bottom: 1px solid var(--filet); }
.questions summary {
  cursor: pointer; list-style: none; position: relative;
  padding: 1.15rem 2.5rem 1.15rem 0; font-weight: 600; color: var(--texte);
}
.questions summary::-webkit-details-marker { display: none; }
.questions summary::after {
  content: "+"; position: absolute; right: 0.25rem; top: 50%; transform: translateY(-50%);
  font-size: 1.5rem; font-weight: 300; color: var(--or);
}
.questions details[open] summary::after { content: "\2212"; }
.questions summary:hover { color: var(--or-clair); }
.questions details p { padding-bottom: 1.25rem; color: var(--texte-doux); max-width: var(--mesure); }

/* ---------- à propos ---------- */

.apropos { display: grid; gap: 2rem; align-items: center; }
@media (min-width: 48rem) { .apropos { grid-template-columns: 9rem minmax(0, 1fr); gap: 3rem; } }
.apropos img { width: 7rem; }
@media (min-width: 48rem) { .apropos img { width: 9rem; } }
.apropos p:not(.etiquette) { max-width: 44rem; color: var(--texte-doux); }
.apropos p.fort { color: var(--texte); font-size: 1.125rem; }

/* ---------- pied ---------- */

.pied { padding-block: 3rem 3.5rem; position: relative; font-size: 0.875rem; color: var(--texte-doux); }
.pied::before {
  content: ""; position: absolute; top: 0; left: var(--gouttiere); right: var(--gouttiere);
  height: 1px; background: var(--degrade); opacity: 0.55;
}
.pied-haut { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1.5rem; margin-bottom: 1.75rem; }
.pied-haut img { height: 52px; width: auto; }
.legal { display: flex; flex-wrap: wrap; gap: 0.35rem 1.5rem; margin: 0; }
.legal strong { color: var(--texte); font-weight: 600; }
.pied .discret { margin-top: 1rem; }

/* ---------- page 404 ---------- */

.introuvable { min-height: 60vh; display: grid; align-content: center; padding-block: clamp(3rem, 10vw, 7rem); }
.introuvable .code {
  margin: 0 0 1rem; font-size: clamp(4rem, 2rem + 10vw, 8rem); line-height: 1; font-weight: 200;
  letter-spacing: -0.04em; color: var(--or-clair);
}
.introuvable ul { list-style: none; margin: 2.5rem 0 0; padding: 0; display: grid; gap: 1.5rem; }
@media (min-width: 48rem) { .introuvable ul { grid-template-columns: repeat(4, 1fr); } }
.introuvable li { border-top: 1px solid var(--filet-fort); padding-top: 1rem; }
.introuvable li p { margin: 0 0 0.5rem; color: var(--texte-doux); font-size: 0.9375rem; }

/* ---------- téléphone ---------- */

@media (max-width: 37.5rem) {
  .marque img { height: 48px; }
  .lien-connexion { display: none; }
  .langues a { min-width: 2.25rem; padding-inline: 0.25rem; }
  .boutons .bouton { width: 100%; }
}

@media print {
  *, *::before, *::after {
    color: #000 !important; background: none !important; box-shadow: none !important;
    -webkit-text-fill-color: currentColor !important; filter: none !important;
  }
  body { background: #fff !important; }
  .evitement, .embleme, .langues, .lien-connexion, .boutons, .apropos img { display: none !important; }
  .section::before, .pied::before { display: none; }
  .carte, .atouts li, .invitation { border-color: #999 !important; }
}