/* ==========================================================================
   diaspora400 — feuille de style unique
   Palette : nuit #0b0d14 / clair #f6f7fb / texte / accent violet #6c5cff
   ========================================================================== */

:root {
  --nuit: #0b0d14;
  --nuit-2: #11141f;
  --nuit-3: #171b28;
  --clair: #f6f7fb;
  --clair-2: #ffffff;
  --texte: #111527;
  --texte-doux: #4c5468;
  --texte-inverse: #eef0f7;
  --texte-inverse-doux: #a8b0c6;
  --accent: #6c5cff;
  --accent-2: #9a8cff;
  --accent-sombre: #4f3fe0;
  --succes: #22c55e;
  --succes-sombre: #15803d;
  --danger: #e2564a;
  --bordure: #e2e5ee;
  --bordure-nuit: #262b3c;
  --rayon-s: 10px;
  --rayon: 14px;
  --rayon-l: 18px;
  --ombre: 0 1px 2px rgba(11, 13, 20, .06), 0 12px 32px -12px rgba(11, 13, 20, .18);
  --ombre-forte: 0 24px 60px -24px rgba(11, 13, 20, .45);
  --largeur: 1140px;
  --police: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  font-family: var(--police);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--texte);
  background: var(--clair);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

h1, h2, h3, h4 {
  line-height: 1.14;
  letter-spacing: -.022em;
  margin: 0 0 .6em;
  font-weight: 700;
  text-wrap: balance;
}

h1 { font-size: clamp(2.1rem, 5.2vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.6vw, 2.5rem); }
h3 { font-size: clamp(1.15rem, 1.9vw, 1.4rem); }
h4 { font-size: 1.05rem; }

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

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

ul, ol { margin: 0 0 1em; padding-left: 1.3em; }
li { margin-bottom: .4em; }

strong { font-weight: 650; }

:focus-visible {
  outline: 3px solid var(--accent-2);
  outline-offset: 3px;
  border-radius: 6px;
}

::selection { background: rgba(108, 92, 255, .26); }

/* ---------- structure ---------- */

.wrap {
  width: 100%;
  max-width: var(--largeur);
  margin-inline: auto;
  padding-inline: 20px;
}

.wrap--etroit { max-width: 800px; }

.section { padding-block: clamp(56px, 8vw, 104px); }
.section--serre { padding-block: clamp(40px, 5vw, 64px); }
.section--clair { background: var(--clair); color: var(--texte); }
.section--blanc { background: var(--clair-2); color: var(--texte); }
.section--nuit {
  background: var(--nuit);
  color: var(--texte-inverse);
}
.section--nuit h1,
.section--nuit h2,
.section--nuit h3,
.section--nuit h4 { color: #fff; }
.section--nuit p { color: var(--texte-inverse-doux); }
.section--nuit a { color: var(--accent-2); }

.section--grille {
  background-color: var(--nuit);
  background-image:
    linear-gradient(to right, rgba(154, 140, 255, .07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(154, 140, 255, .07) 1px, transparent 1px);
  background-size: 64px 64px;
  color: var(--texte-inverse);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .78rem;
  font-weight: 650;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent-sombre);
  margin-bottom: 1rem;
}
.section--nuit .eyebrow,
.section--grille .eyebrow { color: var(--accent-2); }

.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
}

.chapeau {
  font-size: clamp(1.03rem, 1.6vw, 1.18rem);
  color: var(--texte-doux);
  max-width: 62ch;
}
.section--nuit .chapeau,
.section--grille .chapeau { color: var(--texte-inverse-doux); }

.entete-section { max-width: 720px; margin-bottom: clamp(32px, 5vw, 56px); }

/* ---------- entête de site ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(11, 13, 20, .88);
  backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--bordure-nuit);
  color: var(--texte-inverse);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 68px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.06rem;
  letter-spacing: -.02em;
  color: #fff;
  text-decoration: none;
  flex: 0 0 auto;
}
.brand:hover { color: #fff; }

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: linear-gradient(150deg, var(--accent), var(--accent-2));
  display: grid;
  place-items: center;
  color: #fff;
  box-shadow: 0 6px 18px -8px rgba(108, 92, 255, .9);
}
.brand-mark svg { width: 17px; height: 17px; }

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav a {
  display: block;
  padding: 9px 12px;
  border-radius: var(--rayon-s);
  font-size: .925rem;
  font-weight: 500;
  color: var(--texte-inverse-doux);
  text-decoration: none;
}
.nav a:hover { color: #fff; background: rgba(255, 255, 255, .07); }
.nav a[aria-current="page"] { color: #fff; background: rgba(108, 92, 255, .22); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.burger {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: var(--rayon-s);
  border: 1px solid var(--bordure-nuit);
  background: rgba(255, 255, 255, .04);
  color: #fff;
  cursor: pointer;
  place-items: center;
}
.burger svg { width: 22px; height: 22px; }
.burger .icone-fermer { display: none; }
.burger[aria-expanded="true"] .icone-fermer { display: block; }
.burger[aria-expanded="true"] .icone-ouvrir { display: none; }

/* ---------- boutons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: 12px 20px;
  border-radius: var(--rayon);
  border: 1px solid transparent;
  font: inherit;
  font-weight: 600;
  font-size: .95rem;
  text-decoration: none;
  cursor: pointer;
  transition: transform .16s ease, background-color .16s ease, border-color .16s ease, box-shadow .16s ease;
}
.btn svg { width: 18px; height: 18px; }

.btn--primaire {
  background: linear-gradient(115deg, var(--accent), var(--accent-2));
  color: #fff;
  box-shadow: 0 10px 28px -14px rgba(108, 92, 255, .95);
}
.btn--primaire:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 16px 34px -14px rgba(108, 92, 255, 1); }

.btn--contour {
  border-color: var(--bordure);
  background: var(--clair-2);
  color: var(--texte);
}
.btn--contour:hover { border-color: var(--accent); color: var(--accent-sombre); }

.btn--contour-clair {
  border-color: var(--bordure-nuit);
  background: rgba(255, 255, 255, .05);
  color: #fff;
}
.btn--contour-clair:hover { border-color: var(--accent-2); color: #fff; background: rgba(154, 140, 255, .14); }

.btn--large { padding: 15px 26px; font-size: 1rem; }
.btn--bloc { width: 100%; }

.btn-groupe {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
  background-color: var(--nuit);
  background-image:
    radial-gradient(900px 420px at 78% -12%, rgba(108, 92, 255, .28), transparent 62%),
    linear-gradient(to right, rgba(154, 140, 255, .06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(154, 140, 255, .06) 1px, transparent 1px);
  background-size: auto, 62px 62px, 62px 62px;
  color: var(--texte-inverse);
  padding-block: clamp(56px, 8vw, 104px) clamp(48px, 7vw, 88px);
  border-bottom: 1px solid var(--bordure-nuit);
}

.hero h1 { color: #fff; max-width: 18ch; }
.hero .chapeau { color: var(--texte-inverse-doux); font-size: clamp(1.05rem, 1.7vw, 1.25rem); max-width: 54ch; }

.hero-grille {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}

.hero-notes {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: 26px;
  padding: 0;
  list-style: none;
  font-size: .875rem;
  color: var(--texte-inverse-doux);
}
.hero-notes li { display: flex; align-items: center; gap: 7px; margin: 0; }
.hero-notes svg { width: 16px; height: 16px; color: var(--succes); flex: 0 0 auto; }

/* ---------- démonstration de filtrage ---------- */

.demo {
  border-radius: var(--rayon-l);
  border: 1px solid var(--bordure-nuit);
  background: linear-gradient(180deg, #14182a, #0e111b);
  box-shadow: var(--ombre-forte);
  overflow: hidden;
}

.demo-barre {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--bordure-nuit);
  background: rgba(255, 255, 255, .03);
  font-size: .8rem;
  color: var(--texte-inverse-doux);
}
.demo-point { width: 9px; height: 9px; border-radius: 50%; background: #333a52; }
.demo-point--actif { background: var(--succes); }
.demo-titre { margin-left: 6px; font-weight: 600; letter-spacing: .02em; }

.demo-corps { padding: 14px; display: grid; gap: 10px; }

.demo-item {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) auto;
  gap: 11px;
  align-items: center;
  padding: 11px 13px;
  border-radius: var(--rayon);
  border: 1px solid var(--bordure-nuit);
  background: #171c2c;
  font-size: .84rem;
  animation: apparait .5s ease both;
}

.demo-item .avatar {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  background: rgba(108, 92, 255, .2);
  color: var(--accent-2);
}
.demo-item .avatar svg { width: 15px; height: 15px; }

.demo-item .exp { color: #fff; font-weight: 600; display: block; }
.demo-item .obj { color: var(--texte-inverse-doux); display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.tag {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: 999px;
  white-space: nowrap;
}
.tag--ok { background: rgba(34, 197, 94, .16); color: #6ee7a0; }
.tag--stop { background: rgba(226, 86, 74, .16); color: #ff9b92; }

.demo-item--bloque {
  opacity: .82;
  border-style: dashed;
  background: #12161f;
}
.demo-item--bloque .obj { text-decoration: line-through; text-decoration-color: rgba(255, 255, 255, .3); }

.demo-pied {
  border-top: 1px solid var(--bordure-nuit);
  padding: 11px 16px;
  font-size: .78rem;
  color: var(--texte-inverse-doux);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.demo-pied b { color: #fff; }

@keyframes apparait {
  from { opacity: 0; transform: translateY(-9px); }
  to { opacity: 1; transform: none; }
}

/* ---------- grilles de cartes ---------- */

.grille { display: grid; gap: 20px; }
.grille--2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grille--3 { grid-template-columns: repeat(auto-fit, minmax(268px, 1fr)); }
.grille--4 { grid-template-columns: repeat(auto-fit, minmax(216px, 1fr)); }

.carte {
  border-radius: var(--rayon-l);
  border: 1px solid var(--bordure);
  background: var(--clair-2);
  padding: 26px;
  box-shadow: var(--ombre);
}
.carte h3 { margin-bottom: .45em; }
.carte p { color: var(--texte-doux); font-size: .95rem; margin-bottom: 0; }
.carte ul { color: var(--texte-doux); font-size: .93rem; margin-bottom: 0; }

/* variantes d'offre réutilisées à l'intérieur d'une carte simple */
.carte .offre-nom { font-size: .78rem; letter-spacing: .1em; color: var(--accent-sombre); margin-bottom: 8px; }
.carte .offre-prix { font-size: 2.05rem; font-weight: 700; letter-spacing: -.03em; color: var(--texte); line-height: 1.1; }
.carte .offre-prix small { font-size: .85rem; font-weight: 500; color: var(--texte-doux); letter-spacing: 0; }
.carte .offre-tva { font-size: .8rem; color: var(--texte-doux); }

.carte--nuit {
  background: var(--nuit-2);
  border-color: var(--bordure-nuit);
  color: var(--texte-inverse);
}
.carte--nuit p, .carte--nuit li { color: var(--texte-inverse-doux); }

.icone-rond {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(108, 92, 255, .12);
  color: var(--accent-sombre);
  margin-bottom: 16px;
}
.icone-rond svg { width: 22px; height: 22px; }
.section--nuit .icone-rond,
.carte--nuit .icone-rond { background: rgba(154, 140, 255, .16); color: var(--accent-2); }

/* ---------- étapes ---------- */

.etapes { counter-reset: etape; display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }

.etape {
  counter-increment: etape;
  position: relative;
  padding: 26px;
  border-radius: var(--rayon-l);
  background: var(--clair-2);
  border: 1px solid var(--bordure);
  box-shadow: var(--ombre);
}
.etape::before {
  content: "0" counter(etape);
  display: inline-block;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--accent-sombre);
  background: rgba(108, 92, 255, .1);
  padding: 4px 9px;
  border-radius: 8px;
  margin-bottom: 14px;
}
.etape p { color: var(--texte-doux); font-size: .95rem; margin-bottom: 0; }

/* ---------- listes à puces stylées ---------- */

.liste-check { list-style: none; padding: 0; display: grid; gap: 12px; }
.liste-check li {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  margin: 0;
  font-size: .95rem;
  color: var(--texte-doux);
}
.liste-check svg { width: 20px; height: 20px; color: var(--succes-sombre); margin-top: 2px; }
.section--nuit .liste-check li, .section--nuit .liste-check svg { color: var(--texte-inverse-doux); }
.section--nuit .liste-check svg { color: var(--succes); }

.liste-croix { list-style: none; padding: 0; display: grid; gap: 12px; }
.liste-croix li {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 10px;
  font-size: .95rem;
  color: var(--texte-doux);
  margin: 0;
}
.liste-croix svg { width: 20px; height: 20px; color: var(--danger); margin-top: 2px; }

/* ---------- citations / encarts ---------- */

.encart {
  border-left: 3px solid var(--accent);
  background: rgba(108, 92, 255, .07);
  border-radius: 0 var(--rayon) var(--rayon) 0;
  padding: 18px 22px;
  font-size: .95rem;
  color: var(--texte-doux);
}
.section--nuit .encart { background: rgba(154, 140, 255, .1); color: var(--texte-inverse-doux); }

.encart-alerte {
  border: 1px solid #f3d3cf;
  background: #fdf4f3;
  color: #8a2f26;
  border-radius: var(--rayon);
  padding: 16px 20px;
  font-size: .93rem;
}

/* ---------- tableaux ---------- */

.tableau-scroll { overflow-x: auto; border-radius: var(--rayon-l); border: 1px solid var(--bordure); background: var(--clair-2); }
table { border-collapse: collapse; width: 100%; min-width: 620px; font-size: .92rem; }
caption { text-align: left; padding: 16px 18px; font-weight: 650; color: var(--texte-doux); font-size: .88rem; }
th, td { padding: 13px 18px; text-align: left; border-bottom: 1px solid var(--bordure); vertical-align: top; }
thead th { font-size: .78rem; letter-spacing: .07em; text-transform: uppercase; color: var(--texte-doux); background: #f1f3f9; }
tbody tr:last-child td { border-bottom: 0; }
td[scope], th[scope] { font-weight: 600; }
.oui { color: var(--succes-sombre); font-weight: 650; }
.non { color: #8b93a7; }

/* ---------- tarifs ---------- */

.bascule {
  display: inline-flex;
  padding: 4px;
  gap: 4px;
  border-radius: 999px;
  border: 1px solid var(--bordure);
  background: var(--clair-2);
  margin-bottom: 34px;
}
.bascule button {
  border: 0;
  background: transparent;
  font: inherit;
  font-size: .9rem;
  font-weight: 600;
  color: var(--texte-doux);
  padding: 9px 18px;
  border-radius: 999px;
  cursor: pointer;
}
.bascule button[aria-pressed="true"] {
  background: var(--nuit);
  color: #fff;
}
.bascule .reduc { font-size: .78rem; font-weight: 700; color: var(--succes-sombre); margin-left: 6px; }

.grille-tarifs { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(272px, 1fr)); align-items: start; }

.offre {
  border-radius: var(--rayon-l);
  border: 1px solid var(--bordure);
  background: var(--clair-2);
  padding: 26px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--ombre);
}
.offre--vedette { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), var(--ombre-forte); position: relative; }

.offre-badge {
  position: absolute;
  top: -12px;
  left: 24px;
  background: linear-gradient(115deg, var(--accent), var(--accent-2));
  color: #fff;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  padding: 5px 11px;
  border-radius: 999px;
}

.offre-nom { font-size: .82rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-sombre); margin-bottom: 8px; }
.offre-prix { font-size: 2.15rem; font-weight: 700; letter-spacing: -.03em; line-height: 1.1; }
.offre-prix small { font-size: .9rem; font-weight: 500; color: var(--texte-doux); letter-spacing: 0; }
.offre-tva { font-size: .8rem; color: var(--texte-doux); margin: 6px 0 18px; }
.offre-desc { font-size: .93rem; color: var(--texte-doux); margin-bottom: 18px; }
.offre .liste-check { margin-bottom: 24px; }
.offre .btn { margin-top: auto; }

[data-facturation="mensuel"] .prix-annuel { display: none; }
[data-facturation="annuel"] .prix-mensuel { display: none; }

.mention-reduc { display: none; font-size: .8rem; color: var(--succes-sombre); font-weight: 600; margin-top: -10px; margin-bottom: 14px; }
[data-facturation="annuel"] .mention-reduc { display: block; }

/* ---------- FAQ ---------- */

.faq { display: grid; gap: 12px; max-width: 860px; }

details.acc {
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
  background: var(--clair-2);
  padding: 0 20px;
}
details.acc[open] { border-color: var(--accent); box-shadow: var(--ombre); }

details.acc summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 0;
  font-weight: 650;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  justify-content: space-between;
}
details.acc summary::-webkit-details-marker { display: none; }
details.acc summary::after {
  content: "";
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  margin-top: 6px;
  border-right: 2px solid var(--accent-sombre);
  border-bottom: 2px solid var(--accent-sombre);
  transform: rotate(45deg);
  transition: transform .2s ease;
}
details.acc[open] summary::after { transform: rotate(-135deg); }
details.acc .acc-corps { padding-bottom: 20px; color: var(--texte-doux); font-size: .95rem; }

/* ---------- formulaires ---------- */

.formulaire { display: grid; gap: 18px; }

.champ { display: grid; gap: 6px; }
.champ label { font-weight: 600; font-size: .9rem; }
.champ .aide { font-size: .82rem; color: var(--texte-doux); }

input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
  font: inherit;
  font-size: .95rem;
  padding: 12px 14px;
  border-radius: var(--rayon-s);
  border: 1px solid #cbd0dd;
  background: #fff;
  color: var(--texte);
  width: 100%;
}
input:focus-visible, select:focus-visible, textarea:focus-visible { border-color: var(--accent); outline-offset: 1px; }
textarea { resize: vertical; min-height: 140px; }
select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, #6b7280 50%), linear-gradient(135deg, #6b7280 50%, transparent 50%); background-position: calc(100% - 19px) 50%, calc(100% - 14px) 50%; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; padding-right: 38px; }

.case { display: grid; grid-template-columns: 20px minmax(0, 1fr); gap: 11px; align-items: start; font-size: .9rem; color: var(--texte-doux); }
.case input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--accent); }

.champ-erreur { color: var(--danger); font-size: .82rem; font-weight: 600; min-height: 1em; }
.champ--invalide input, .champ--invalide select, .champ--invalide textarea, .case--invalide input { border-color: var(--danger); }

.honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.message-succes {
  border: 1px solid #b7e6c8;
  background: #f0fdf4;
  color: #14532d;
  border-radius: var(--rayon);
  padding: 18px 20px;
  font-size: .95rem;
}
.message-succes h3 { color: #14532d; font-size: 1.05rem; margin-bottom: .35em; }

/* ---------- bandeau cookies ---------- */

.cookie {
  position: fixed;
  z-index: 90;
  left: 16px;
  right: 16px;
  bottom: 16px;
  max-width: 560px;
  margin-inline: auto;
  background: var(--nuit-2);
  color: var(--texte-inverse);
  border: 1px solid var(--bordure-nuit);
  border-radius: var(--rayon-l);
  box-shadow: var(--ombre-forte);
  padding: 22px;
  font-size: .9rem;
}
.cookie h2 { font-size: 1.02rem; color: #fff; margin-bottom: .4em; }
.cookie p { color: var(--texte-inverse-doux); margin-bottom: 14px; font-size: .88rem; }
.cookie a { color: var(--accent-2); }
.cookie-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.cookie-actions .btn { padding: 9px 15px; font-size: .86rem; }
.cookie-prefs { margin-top: 14px; display: grid; gap: 10px; border-top: 1px solid var(--bordure-nuit); padding-top: 14px; }
.cookie-prefs[hidden] { display: none; }
.cookie-prefs .case { color: var(--texte-inverse-doux); font-size: .85rem; }
.cookie-prefs .case input { accent-color: var(--accent); }

/* ---------- pied de page ---------- */

.site-footer {
  background: var(--nuit);
  color: var(--texte-inverse-doux);
  border-top: 1px solid var(--bordure-nuit);
  padding-block: 56px 32px;
  font-size: .9rem;
}
.footer-grille {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: 32px;
  padding-bottom: 34px;
  border-bottom: 1px solid var(--bordure-nuit);
}
.site-footer h2 { font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: #fff; margin-bottom: 14px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 9px; }
.site-footer a { color: var(--texte-inverse-doux); text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.footer-brand p { margin-bottom: 14px; max-width: 34ch; }
.footer-bas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  justify-content: space-between;
  align-items: center;
  padding-top: 26px;
  font-size: .82rem;
}
.langues { display: inline-flex; align-items: center; gap: 6px; }
.langues a, .langues span { padding: 4px 9px; border-radius: 7px; border: 1px solid var(--bordure-nuit); font-size: .78rem; font-weight: 600; }
.langues span[aria-current] { background: rgba(108, 92, 255, .22); color: #fff; border-color: transparent; }
.langues .inactif { opacity: .55; text-decoration: none; cursor: default; }

/* ---------- fil d'ariane / sommaire ---------- */

.fil { font-size: .84rem; color: var(--texte-doux); padding-top: 20px; }
.fil ol { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 0; }
.fil li::after { content: "/"; margin-left: 8px; color: #b3bacb; }
.fil li:last-child::after { content: none; }
.section--nuit .fil, .section--nuit .fil a { color: var(--texte-inverse-doux); }

.sommaire {
  border: 1px solid var(--bordure);
  border-radius: var(--rayon-l);
  background: var(--clair-2);
  padding: 22px 26px;
  position: sticky;
  top: 92px;
}
.sommaire h2 { font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: var(--texte-doux); }
.sommaire ol { margin: 0; padding-left: 1.1em; font-size: .92rem; }
.sommaire a { color: var(--texte); text-decoration: none; }
.sommaire a:hover { color: var(--accent-sombre); text-decoration: underline; }

.article-legal h2 { margin-top: 2em; font-size: 1.4rem; }
.article-legal h3 { margin-top: 1.6em; font-size: 1.12rem; }
.article-legal { font-size: .97rem; color: var(--texte-doux); }
.article-legal h2, .article-legal h3, .article-legal strong { color: var(--texte); }
.article-legal table,
.prose table {
  display: block;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  font-size: .88rem;
}

.page-entete {
  background: var(--nuit);
  background-image:
    radial-gradient(720px 320px at 82% -20%, rgba(108, 92, 255, .26), transparent 65%),
    linear-gradient(to right, rgba(154, 140, 255, .05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(154, 140, 255, .05) 1px, transparent 1px);
  background-size: auto, 62px 62px, 62px 62px;
  color: var(--texte-inverse);
  padding-block: clamp(36px, 5vw, 60px) clamp(40px, 6vw, 68px);
  border-bottom: 1px solid var(--bordure-nuit);
}
.page-entete h1 { color: #fff; max-width: 24ch; }
.page-entete .chapeau { color: var(--texte-inverse-doux); }

/* ---------- divers ---------- */

.deux-colonnes > * { min-width: 0; }
.deux-colonnes {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 20px; }
.stat b { display: block; font-size: clamp(1.6rem, 3vw, 2.1rem); letter-spacing: -.03em; color: #fff; line-height: 1.1; }
.stat span { font-size: .85rem; color: var(--texte-inverse-doux); }

.centre { text-align: center; }
.centre .chapeau, .centre .entete-section { margin-inline: auto; }
.centre .btn-groupe { justify-content: center; }

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

.lien-discret { font-size: .85rem; }

.sep { height: 1px; background: var(--bordure); border: 0; margin-block: 40px; }

/* ---------- responsive ---------- */

@media (max-width: 960px) {
  .hero-grille { grid-template-columns: 1fr; }
  .deux-colonnes { grid-template-columns: 1fr; }
  .sommaire { position: static; }
  .footer-grille { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 780px) {
  /* sans JavaScript, la navigation reste visible et se replie sous le logo */
  .header-inner { justify-content: space-between; flex-wrap: wrap; }
  .header-actions .btn { display: none; }
  .nav { margin-left: 0; flex-wrap: wrap; gap: 0 2px; }
  .nav a { padding: 8px 10px; font-size: .9rem; }
  .hero h1 { max-width: none; }

  /* avec JavaScript, elle devient un panneau déroulant */
  .js .burger { display: grid; }
  .js .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: stretch;
    gap: 2px;
    padding: 12px 16px 18px;
    background: var(--nuit);
    border-bottom: 1px solid var(--bordure-nuit);
    box-shadow: var(--ombre-forte);
    display: none;
  }
  .js .nav.ouvert { display: flex; }
  .js .nav a { padding: 12px 14px; font-size: 1rem; }
}

@media (max-width: 520px) {
  .footer-grille { grid-template-columns: 1fr; }
  .btn { width: 100%; }
  .btn-groupe { flex-direction: column; }
  .header-actions .btn { width: auto; }
  .cookie { left: 10px; right: 10px; bottom: 10px; padding: 18px; }
  .demo-item { grid-template-columns: 26px minmax(0, 1fr); }
  .demo-item .tag { grid-column: 2; justify-self: start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}

@media print {
  .site-header, .cookie, .btn, .site-footer { display: none; }
  body { background: #fff; color: #000; }
}