@charset "UTF-8";
/* ==========================================================================
   Sup Rédac — feuille de style principale
   Rouge de marque #E1361A (vermillon) + gris chauds
   Typographie : Spectral (titres) / IBM Plex Sans (texte) / IBM Plex Mono (données)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Jetons de couleur — thème clair par défaut
   -------------------------------------------------------------------------- */
:root{
  /* Fond de page volontairement plus soutenu que le blanc : le texte s'y
     détache mieux et les cartes blanches ressortent nettement. */
  --paper:#F5F1EC;
  --paper-alt:#EBE4DC;
  --card:#FFFFFF;
  --card-alt:#F1EAE3;
  --ink:#1A1512;
  --ink-soft:#3B332D;
  --muted:#6A5E55;
  --faint:#8F8377;
  --rule:#DCD3C9;
  --rule-strong:#C6BAAE;

  --red:#E1361A;
  --red-text:#A62410;
  --red-dark:#8C1D0C;
  --red-wash:#FCEAE5;
  --red-tint:#F8DCD3;

  --shadow-s:0 1px 2px rgba(26,21,18,.05);
  --shadow-m:0 2px 4px rgba(26,21,18,.04), 0 12px 28px -18px rgba(26,21,18,.30);
  --shadow-l:0 4px 8px rgba(26,21,18,.05), 0 24px 48px -24px rgba(26,21,18,.34);

  --f-display:"Spectral", Georgia, "Times New Roman", serif;
  --f-body:"IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --f-mono:"IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --maxw:1200px;
  --gutter:clamp(20px, 4vw, 48px);
  --sec-y:clamp(56px, 8vw, 104px);
  --radius:3px;

  /* Pied de page : volontairement sombre dans les deux thèmes.
     Il ancre le bas de page et reprend le fond du logotype. */
  --pied-fond:#221E1B;
  --pied-fond-bas:#1A1715;
  --pied-ink:#F2EDE9;
  --pied-muted:#A79A90;
  --pied-faint:#7E7268;
  --pied-rule:#3A332E;
  --pied-red:#F2694F;
}

@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper:#151210;
    --paper-alt:#1C1815;
    --card:#1E1A17;
    --card-alt:#26211D;
    --ink:#F1ECE8;
    --ink-soft:#DAD2CB;
    --muted:#A2968C;
    --faint:#7D7168;
    --rule:#332C27;
    --rule-strong:#463D36;

    --red:#F2694F;
    --red-text:#FF9478;
    --red-dark:#FFB39D;
    --red-wash:#2C1A14;
    --red-tint:#3A211A;

    --shadow-s:0 1px 2px rgba(0,0,0,.45);
    --shadow-m:0 2px 4px rgba(0,0,0,.4), 0 12px 28px -18px rgba(0,0,0,.8);
    --shadow-l:0 4px 8px rgba(0,0,0,.45), 0 24px 48px -24px rgba(0,0,0,.85);
  }
}
:root[data-theme="dark"]{
  --paper:#151210;
  --paper-alt:#1C1815;
  --card:#1E1A17;
  --card-alt:#26211D;
  --ink:#F1ECE8;
  --ink-soft:#DAD2CB;
  --muted:#A2968C;
  --faint:#7D7168;
  --rule:#332C27;
  --rule-strong:#463D36;

  --red:#F2694F;
  --red-text:#FF9478;
  --red-dark:#FFB39D;
  --red-wash:#2C1A14;
  --red-tint:#3A211A;

  --shadow-s:0 1px 2px rgba(0,0,0,.45);
  --shadow-m:0 2px 4px rgba(0,0,0,.4), 0 12px 28px -18px rgba(0,0,0,.8);
  --shadow-l:0 4px 8px rgba(0,0,0,.45), 0 24px 48px -24px rgba(0,0,0,.85);
}

/* --------------------------------------------------------------------------
   2. Réinitialisation et bases
   -------------------------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--f-body);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img,svg,video{max-width:100%;height:auto;display:block}
a{color:var(--red-text);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
:focus-visible{outline:2px solid var(--red);outline-offset:3px;border-radius:2px}
::selection{background:var(--red-tint);color:var(--ink)}

h1,h2,h3,h4{font-family:var(--f-display);font-weight:600;margin:0;text-wrap:balance;letter-spacing:-.012em;line-height:1.14}
h1{font-size:clamp(2.35rem,5.4vw,4.05rem);line-height:1.04;letter-spacing:-.024em;font-weight:700}
h2{font-size:clamp(1.72rem,3.4vw,2.6rem);line-height:1.1;letter-spacing:-.018em}
h3{font-size:clamp(1.18rem,1.8vw,1.42rem)}
h4{font-size:1.06rem}
p{margin:0}
ul,ol{margin:0;padding-left:1.2em}
strong,b{font-weight:600}
em{font-style:italic}
hr{border:0;border-top:1px solid var(--rule);margin:0}

.skip{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--red);color:#fff;padding:12px 20px;font-weight:600;
}
.skip:focus{left:12px;top:12px}

/* --------------------------------------------------------------------------
   3. Grille et blocs de section
   -------------------------------------------------------------------------- */
.shell{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gutter)}
.shell-narrow{max-width:820px;margin:0 auto;padding-inline:var(--gutter)}

section{padding-block:var(--sec-y)}
section.tight{padding-block:clamp(40px,5vw,64px)}
.band{background:var(--paper-alt);border-block:1px solid var(--rule)}
.band-ink{background:var(--card-alt);border-block:1px solid var(--rule)}

.stack{display:grid;gap:clamp(18px,2.4vw,28px);align-content:start}
.stack-s{display:grid;gap:12px;align-content:start}
.stack-l{display:grid;gap:clamp(32px,4vw,52px);align-content:start}

.lede{font-size:clamp(1.06rem,1.5vw,1.2rem);color:var(--muted);max-width:64ch}
.prose{max-width:68ch;display:grid;gap:18px}
.prose p{color:var(--ink-soft)}
.prose ul{display:grid;gap:9px;color:var(--ink-soft)}
.prose li::marker{color:var(--red)}
.measure{max-width:68ch}

/* Œil de marge : le filet rouge du correcteur */
.eyebrow{
  font-family:var(--f-mono);
  font-size:11.5px;
  letter-spacing:.15em;
  text-transform:uppercase;
  color:var(--red-text);
  display:inline-flex;
  align-items:center;
  gap:11px;
  margin:0;
}
.eyebrow::before{
  content:"";width:22px;height:2px;background:var(--red);flex:0 0 auto;
}
.section-head{display:grid;gap:16px;max-width:70ch}

/* --------------------------------------------------------------------------
   4. Boutons
   -------------------------------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--f-body);font-size:15px;font-weight:600;
  padding:13px 24px;border-radius:var(--radius);
  border:1px solid transparent;cursor:pointer;
  text-decoration:none;line-height:1.2;
  transition:background-color .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--red);color:#fff;border-color:var(--red)}
.btn-primary:hover{background:var(--red-dark);border-color:var(--red-dark);color:#fff}
:root[data-theme="dark"] .btn-primary,
:root[data-theme="dark"] .btn-primary:hover{color:#1A1512}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]) .btn-primary,
  :root:not([data-theme="light"]) .btn-primary:hover{color:#1A1512}
}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--rule-strong)}
.btn-ghost:hover{border-color:var(--red);color:var(--red-text)}
.btn-sm{padding:9px 17px;font-size:14px}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}
.nav-cta{display:none}

.arrow-link{
  font-family:var(--f-body);font-weight:600;font-size:15px;
  color:var(--red-text);display:inline-flex;align-items:center;gap:7px;
}
.arrow-link::after{content:"→";transition:transform .18s ease;display:inline-block}
.arrow-link:hover::after{transform:translateX(3px)}

/* --------------------------------------------------------------------------
   5. En-tête
   -------------------------------------------------------------------------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter:saturate(140%) blur(12px);
  -webkit-backdrop-filter:saturate(140%) blur(12px);
  border-bottom:1px solid var(--rule);
}
@supports not (backdrop-filter: blur(1px)){ .site-header{background:var(--paper)} }
.header-in{
  max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter);
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:70px;
}
/* Logotype officiel, en image. Deux variantes : texte gris sur fond clair,
   texte éclairci sur fond sombre. Le rouge est identique dans les deux. */
.wordmark{display:inline-flex;align-items:center;text-decoration:none;flex:0 0 auto}
.wordmark:hover{text-decoration:none;opacity:.82}
.logo{height:34px;width:auto;display:block}
.logo-sombre{display:none}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]) .logo-clair{display:none}
  :root:not([data-theme="light"]) .logo-sombre{display:block}
}
:root[data-theme="dark"] .logo-clair{display:none}
:root[data-theme="dark"] .logo-sombre{display:block}
.wordmark-pied img{height:64px;width:auto}
@media (max-width:480px){ .logo{height:28px} }

.nav{display:flex;align-items:center;gap:4px}
.nav a{
  font-size:14.5px;font-weight:500;color:var(--ink-soft);
  padding:9px 12px;border-radius:var(--radius);white-space:nowrap;
  transition:color .16s ease, background-color .16s ease;
}
.nav a:hover{color:var(--red-text);background:var(--red-wash);text-decoration:none}
.nav a[aria-current="page"]{color:var(--red-text);font-weight:600}

.has-sub{position:relative}
.has-sub > button{
  font-family:var(--f-body);font-size:14.5px;font-weight:500;color:var(--ink-soft);
  background:none;border:0;cursor:pointer;padding:9px 12px;border-radius:var(--radius);
  display:inline-flex;align-items:center;gap:6px;
}
.has-sub > button::after{content:"";width:5px;height:5px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .2s ease}
.has-sub[data-open="true"] > button::after{transform:rotate(-135deg) translateY(-2px)}
.has-sub > button:hover{color:var(--red-text);background:var(--red-wash)}
.submenu{
  position:absolute;top:calc(100% + 6px);left:0;min-width:280px;
  background:var(--card);border:1px solid var(--rule);border-radius:var(--radius);
  box-shadow:var(--shadow-l);padding:8px;display:none;flex-direction:column;gap:2px;
}
.has-sub[data-open="true"] .submenu{display:flex}
.submenu a{padding:10px 12px;font-size:14.5px;display:grid;gap:2px}
.submenu a span{display:block;font-size:12.5px;color:var(--muted);font-weight:400;line-height:1.4}

.header-cta{display:flex;align-items:center;gap:10px}
.burger{
  display:none;background:none;border:1px solid var(--rule-strong);border-radius:var(--radius);
  width:42px;height:40px;cursor:pointer;padding:0;position:relative;
}
.burger span{position:absolute;left:11px;right:11px;height:1.5px;background:var(--ink);transition:transform .2s ease, opacity .2s ease}
.burger span:nth-child(1){top:14px}
.burger span:nth-child(2){top:19px}
.burger span:nth-child(3){top:24px}
body.menu-open .burger span:nth-child(1){transform:translateY(5px) rotate(45deg)}
body.menu-open .burger span:nth-child(2){opacity:0}
body.menu-open .burger span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

@media (max-width:1040px){
  .burger{display:block}
  /* backdrop-filter ferait de l'en-tête le bloc conteneur du menu en
     position fixed : sur mobile on l'enlève et on pose un fond opaque. */
  .site-header{backdrop-filter:none;-webkit-backdrop-filter:none;background:var(--paper)}
  body.menu-open{overflow:hidden}
  .nav{
    display:none;position:fixed;top:70px;left:0;right:0;
    height:calc(100vh - 70px);height:calc(100dvh - 70px);
    background:var(--paper);flex-direction:column;align-items:stretch;
    gap:0;padding:16px var(--gutter) 64px;overflow-y:auto;
    border-top:1px solid var(--rule);z-index:99;
  }
  body.menu-open .nav{display:flex}
  .nav a, .has-sub > button{padding:14px 4px;font-size:16px;border-bottom:1px solid var(--rule);border-radius:0;width:100%;text-align:left;justify-content:space-between}
  .has-sub{width:100%}
  .submenu{position:static;box-shadow:none;border:0;padding:0 0 8px 14px;min-width:0;background:transparent}
  .submenu a{border-bottom:0;padding:11px 4px;font-size:14.5px}
  .nav-cta{display:inline-flex!important;margin-top:26px;align-self:flex-start;border-bottom:0}
}
@media (max-width:560px){
  .header-cta .btn{display:none}
}

/* --------------------------------------------------------------------------
   6. Hero
   -------------------------------------------------------------------------- */
.hero{padding-block:clamp(52px,7vw,96px) clamp(44px,6vw,80px)}
.hero-grid{
  display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);
  gap:clamp(32px,5vw,72px);align-items:center;
}
.hero h1{max-width:15ch}
.hero h1 .accent{color:var(--red);font-style:italic;font-weight:600}
.hero-sub{font-size:clamp(1.08rem,1.6vw,1.26rem);color:var(--muted);max-width:52ch;line-height:1.58}
.hero-points{
  display:flex;flex-wrap:wrap;gap:8px 22px;font-family:var(--f-mono);
  font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);
}
.hero-points li{list-style:none;display:flex;align-items:center;gap:8px}
.hero-points li::before{content:"";width:6px;height:6px;background:var(--red);border-radius:50%;flex:0 0 auto}
.hero-points{padding:0}
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-art{order:-1;max-width:440px}
}

/* Animation d'entrée : le texte qui se pose */
.reveal{opacity:0;transform:translateY(14px)}
.reveal.in{opacity:1;transform:none;transition:opacity .7s cubic-bezier(.2,.7,.3,1), transform .7s cubic-bezier(.2,.7,.3,1)}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}
.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1!important;transform:none!important;transition:none!important}
  *{animation:none!important}
  .btn:hover{transform:none}
}

/* --------------------------------------------------------------------------
   7. Bandeau de chiffres
   -------------------------------------------------------------------------- */
.figures{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;background:var(--rule);border-block:1px solid var(--rule);
}
.figure{background:var(--paper);padding:clamp(22px,3vw,34px) clamp(16px,2vw,26px);display:grid;gap:7px}
.figure .val{
  font-family:var(--f-mono);font-weight:500;
  font-size:clamp(1.65rem,3.2vw,2.35rem);color:var(--ink);
  line-height:1;font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.figure .val .u{font-size:.52em;color:var(--red);margin-left:3px;letter-spacing:0}
.figure .lab{font-size:13.5px;color:var(--muted);line-height:1.45}
@media (max-width:820px){ .figures{grid-template-columns:repeat(2,minmax(0,1fr))} }

/* --------------------------------------------------------------------------
   8. Cartes et grilles
   -------------------------------------------------------------------------- */
.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:clamp(16px,2vw,24px)}
.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(264px,1fr));gap:clamp(16px,2vw,24px)}
.grid-4{display:grid;grid-template-columns:repeat(auto-fit,minmax(212px,1fr));gap:clamp(14px,1.6vw,20px)}

.card{
  background:var(--card);border:1px solid var(--rule);border-radius:var(--radius);
  padding:clamp(20px,2.4vw,28px);display:grid;gap:11px;align-content:start;
  transition:border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.card p{color:var(--muted);font-size:15.3px;line-height:1.6}
.card .card-lbl{
  font-family:var(--f-mono);font-size:10.8px;letter-spacing:.13em;
  text-transform:uppercase;color:var(--red-text);
}
a.card{text-decoration:none;color:inherit}
a.card:hover{border-color:var(--red);box-shadow:var(--shadow-m);transform:translateY(-2px);text-decoration:none}
a.card:hover h3{color:var(--red-text)}
.card h3{transition:color .2s ease}
.card .card-foot{margin-top:4px;font-family:var(--f-mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--red-text);display:flex;align-items:center;gap:7px}
.card .card-foot::after{content:"→";transition:transform .2s ease}
a.card:hover .card-foot::after{transform:translateX(3px)}
.card-icon{width:44px;height:44px;color:var(--red);margin-bottom:2px}

/* --------------------------------------------------------------------------
   9. Bloc signature : les extraits comparés
   -------------------------------------------------------------------------- */
.extraits{display:grid;gap:20px}
.extraits-tabs{display:flex;flex-wrap:wrap;gap:8px;border-bottom:1px solid var(--rule);padding-bottom:14px}
.extraits-tabs button{
  font-family:var(--f-body);font-size:14px;font-weight:600;
  background:transparent;border:1px solid var(--rule-strong);color:var(--muted);
  padding:9px 16px;border-radius:99px;cursor:pointer;
  transition:all .18s ease;white-space:nowrap;
}
.extraits-tabs button:hover{border-color:var(--red);color:var(--red-text)}
.extraits-tabs button[aria-selected="true"]{background:var(--red);border-color:var(--red);color:#fff}
:root[data-theme="dark"] .extraits-tabs button[aria-selected="true"]{color:#1A1512}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]) .extraits-tabs button[aria-selected="true"]{color:#1A1512}
}

.extraits-panels{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
@media (max-width:940px){ .extraits-panels{grid-template-columns:1fr} }

.extrait{
  background:var(--card);border:1px solid var(--rule);border-radius:var(--radius);
  display:grid;grid-template-rows:auto 1fr auto;overflow:hidden;
}
.extrait-head{
  padding:15px 18px 14px;border-bottom:1px solid var(--rule);
  display:grid;gap:10px;background:var(--card-alt);
}
.extrait-title{display:flex;align-items:baseline;justify-content:space-between;gap:12px}
.extrait-head h3{font-size:1.02rem;font-family:var(--f-body);font-weight:600;letter-spacing:0}
.extrait-head .ratio{font-family:var(--f-mono);font-size:11px;color:var(--red-text);letter-spacing:.06em;white-space:nowrap}
/* Jauge de longueur relative : la démonstration se voit avant d'être lue */
.gauge{height:4px;background:var(--rule-strong);border-radius:99px;overflow:hidden}
.gauge i{display:block;height:100%;background:var(--red);border-radius:99px}
.extrait-head .wc{
  font-family:var(--f-mono);font-size:10.6px;letter-spacing:.05em;color:var(--muted);
}
.extrait-body{
  height:464px;overflow-y:auto;padding:18px;
  font-size:14.2px;line-height:1.72;color:var(--ink-soft);
  display:grid;gap:11px;
  scrollbar-width:thin;scrollbar-color:var(--rule-strong) transparent;
}
.extrait-body::-webkit-scrollbar{width:8px}
.extrait-body::-webkit-scrollbar-thumb{background:var(--rule-strong);border-radius:99px}
.extrait-body .sp{font-weight:600;color:var(--ink)}
.extrait-foot{
  padding:13px 18px;border-top:1px solid var(--rule);
  font-size:12.8px;color:var(--muted);line-height:1.5;background:var(--card-alt);
}
/* Fondu bas : signale qu'il reste du texte sous la ligne de flottaison */
.extrait--scroll .extrait-body{
  -webkit-mask-image:linear-gradient(to bottom,#000 calc(100% - 38px),transparent);
  mask-image:linear-gradient(to bottom,#000 calc(100% - 38px),transparent);
}
.extraits-note{font-size:13.4px;color:var(--muted);display:flex;align-items:center;gap:9px}
.extraits-note::before{content:"";width:16px;height:2px;background:var(--red);flex:0 0 auto}

/* --------------------------------------------------------------------------
   10. Tableaux
   -------------------------------------------------------------------------- */
.table-wrap{overflow-x:auto;border:1px solid var(--rule);border-radius:var(--radius);background:var(--card)}
table{border-collapse:collapse;width:100%;min-width:660px;font-size:14.8px}
caption{text-align:left;padding:14px 18px;color:var(--muted);font-size:13.4px;border-bottom:1px solid var(--rule)}
th,td{text-align:left;padding:13px 18px;border-bottom:1px solid var(--rule);vertical-align:top}
thead th{
  font-family:var(--f-mono);font-size:10.8px;letter-spacing:.11em;text-transform:uppercase;
  color:var(--muted);font-weight:500;background:var(--card-alt);white-space:nowrap;
}
tbody tr:last-child td{border-bottom:0}
tbody th{font-weight:600;color:var(--ink)}
td.num,th.num{font-family:var(--f-mono);font-variant-numeric:tabular-nums;white-space:nowrap}
tbody tr:hover{background:var(--paper-alt)}
.t-note{font-size:13.4px;color:var(--muted);margin-top:10px}

/* --------------------------------------------------------------------------
   11. Déroulé en étapes
   -------------------------------------------------------------------------- */
.steps{display:grid;gap:0;border:1px solid var(--rule);border-radius:var(--radius);overflow:hidden;background:var(--card)}
.step{
  display:grid;grid-template-columns:58px minmax(0,1fr);gap:0 22px;
  padding:22px clamp(18px,2.4vw,28px);border-bottom:1px solid var(--rule);align-items:start;
}
.step:last-child{border-bottom:0}
.step .n{
  font-family:var(--f-mono);font-size:12px;color:var(--red-text);
  letter-spacing:.1em;padding-top:5px;font-variant-numeric:tabular-nums;
}
.step .c{display:grid;gap:6px}
.step p{color:var(--muted);font-size:15.2px;max-width:62ch}

/* --------------------------------------------------------------------------
   12. FAQ
   -------------------------------------------------------------------------- */
.faq{display:grid;gap:0;border-top:1px solid var(--rule);max-width:78ch}
.faq details{border-bottom:1px solid var(--rule)}
.faq summary{
  cursor:pointer;list-style:none;padding:20px 44px 20px 0;position:relative;
  font-family:var(--f-display);font-size:1.1rem;font-weight:600;color:var(--ink);
  line-height:1.35;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";position:absolute;right:8px;top:27px;width:9px;height:9px;
  border-right:1.5px solid var(--red);border-bottom:1.5px solid var(--red);
  transform:rotate(45deg);transition:transform .22s ease;
}
.faq details[open] summary::after{transform:rotate(-135deg);top:31px}
.faq summary:hover{color:var(--red-text)}
.faq .answer{padding:0 44px 22px 0;color:var(--ink-soft);display:grid;gap:12px;max-width:70ch}
.faq .answer p:first-child{font-weight:500;color:var(--ink)}

/* --------------------------------------------------------------------------
   13. Bloc de rappel / encadré
   -------------------------------------------------------------------------- */
.callout{
  background:var(--red-wash);border-left:3px solid var(--red);
  padding:22px 26px;border-radius:0 var(--radius) var(--radius) 0;
  display:grid;gap:10px;max-width:74ch;
}
.callout p{color:var(--ink-soft)}
.callout .callout-t{font-family:var(--f-display);font-size:1.15rem;font-weight:600;color:var(--ink)}

.legal-box{
  border:1px solid var(--rule);border-left:3px solid var(--red);
  background:var(--card);padding:20px 24px;border-radius:0 var(--radius) var(--radius) 0;
  display:grid;gap:9px;max-width:74ch;
}
.legal-box .ref{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--red-text)}
.legal-box p{font-size:15.2px;color:var(--ink-soft)}

/* --------------------------------------------------------------------------
   14. Appel à l'action de bas de page
   -------------------------------------------------------------------------- */
.cta-band{
  background:var(--card-alt);border-top:1px solid var(--rule);border-bottom:0;
  padding-block:clamp(44px,6vw,76px);
}
.cta-in{display:grid;gap:20px;justify-items:start;max-width:62ch}
.cta-in h2{max-width:20ch}

/* --------------------------------------------------------------------------
   15. Pied de page
   -------------------------------------------------------------------------- */
.site-footer{
  background:var(--pied-fond);color:var(--pied-ink);
  border-top:1px solid var(--pied-rule);
  padding-block:clamp(48px,5.5vw,72px) 30px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr repeat(3,1fr);
  gap:clamp(26px,3vw,44px);
}
@media (max-width:860px){ .footer-grid{grid-template-columns:1fr 1fr} }
@media (max-width:520px){ .footer-grid{grid-template-columns:1fr} }
.footer-col{display:grid;gap:11px;align-content:start}
.footer-col h4{
  font-family:var(--f-mono);font-size:10.8px;letter-spacing:.13em;
  text-transform:uppercase;color:var(--pied-red);font-weight:500;
}
.footer-col a, .footer-col p{font-size:14.6px;color:var(--pied-muted);line-height:1.6}
.footer-col a{transition:color .16s ease}
.footer-col a:hover{color:var(--pied-ink)}
.footer-col address{font-style:normal;font-size:14.6px;color:var(--pied-muted);line-height:1.7}
.footer-col address a{color:var(--pied-ink)}
.site-footer .btn-ghost{color:var(--pied-ink);border-color:var(--pied-rule)}
.site-footer .btn-ghost:hover{border-color:var(--pied-red);color:var(--pied-red)}
.site-footer .wordmark:hover{opacity:.75}
.footer-bar{
  margin-top:clamp(32px,4vw,50px);padding-top:24px;border-top:1px solid var(--pied-rule);
  display:flex;flex-wrap:wrap;gap:10px 26px;align-items:center;justify-content:space-between;
  font-size:13.2px;color:var(--pied-faint);
}
.footer-bar nav{display:flex;flex-wrap:wrap;gap:10px 20px}
.footer-bar a{color:var(--pied-faint)}
.footer-bar a:hover{color:var(--pied-ink)}

/* --------------------------------------------------------------------------
   16. Formulaire de contact
   -------------------------------------------------------------------------- */
.form{display:grid;gap:18px;max-width:640px}
.field{display:grid;gap:7px}
.field label{font-size:14px;font-weight:600;color:var(--ink)}
.field .hint{font-size:13px;color:var(--muted);font-weight:400}
.field input,.field select,.field textarea{
  font-family:var(--f-body);font-size:15.5px;color:var(--ink);
  background:var(--card);border:1px solid var(--rule-strong);border-radius:var(--radius);
  padding:12px 14px;width:100%;transition:border-color .18s ease, box-shadow .18s ease;
}
.field textarea{min-height:150px;resize:vertical;line-height:1.6}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--red);box-shadow:0 0 0 3px var(--red-wash);
}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:600px){ .field-row{grid-template-columns:1fr} }
.check{display:flex;gap:10px;align-items:flex-start;font-size:13.8px;color:var(--muted);line-height:1.55}
.check input{width:auto;margin-top:3px;accent-color:var(--red)}
.req{color:var(--red);font-weight:600}
.verif-q{font-size:13px;color:var(--muted);line-height:1.5;margin-top:2px}
/* Message affiché au retour du formulaire lorsque l'envoi n'a pas abouti */
.form-alerte{
  background:var(--red-wash);border-left:3px solid var(--red);
  padding:14px 18px;border-radius:0 var(--radius) var(--radius) 0;
  font-size:15px;color:var(--ink-soft);line-height:1.55;max-width:640px;
}
.form-alerte strong{color:var(--ink)}
.verif-q strong{color:var(--ink)}

/* Illustrations de marque */
.illu{width:100%;height:auto;display:block}
.illu-sm{max-width:320px}
/* Illustration en tête de carte : hauteur bornée pour que les trois cartes
   d'une série restent alignées quelles que soient les proportions des images. */
.card-illu{
  width:100%;height:auto;max-height:150px;object-fit:contain;object-position:left bottom;
  margin-bottom:6px;
}
.hero-illu{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(28px,4vw,60px);align-items:center}
@media (max-width:900px){ .hero-illu{grid-template-columns:1fr;gap:28px} }
.head-illu{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:clamp(24px,4vw,56px);align-items:center}
@media (max-width:820px){ .head-illu{grid-template-columns:1fr} .head-illu .illu-sm{max-width:260px} }

/* --------------------------------------------------------------------------
   17. Vidéo
   -------------------------------------------------------------------------- */
.video-frame{
  border:1px solid var(--rule);border-radius:var(--radius);overflow:hidden;
  background:#000;box-shadow:var(--shadow-m);
}
.video-frame video{width:100%;display:block;aspect-ratio:16/9;object-fit:cover;background:#000}
.video-cap{font-size:13.4px;color:var(--muted);margin-top:12px}

/* --------------------------------------------------------------------------
   18. Fil d'Ariane
   -------------------------------------------------------------------------- */
.crumbs{
  padding-block:16px;border-bottom:1px solid var(--rule);
  font-family:var(--f-mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;
}
.crumbs ol{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.crumbs li{display:flex;align-items:center;gap:8px;color:var(--muted)}
.crumbs li+li::before{content:"/";color:var(--rule-strong)}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--red-text)}
.crumbs [aria-current]{color:var(--ink)}

/* --------------------------------------------------------------------------
   19. Divers
   -------------------------------------------------------------------------- */
.tag-list{display:flex;flex-wrap:wrap;gap:8px;padding:0;list-style:none}
.tag-list li{
  font-family:var(--f-mono);font-size:11.4px;letter-spacing:.07em;text-transform:uppercase;
  border:1px solid var(--rule-strong);border-radius:99px;padding:5px 13px;color:var(--muted);
}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
/* Adresses électroniques protégées : voir assets/js/site.js */
.courriel{color:var(--red-text);cursor:pointer;text-decoration:none;word-break:break-word}
.courriel:hover{text-decoration:underline;text-underline-offset:3px}
.courriel .arob{font-size:.92em}
.courriel--pret .arob{display:none}
.center{text-align:center}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.note-dev{
  border:1px dashed var(--red);background:var(--red-wash);border-radius:var(--radius);
  padding:14px 18px;font-size:13.6px;color:var(--ink-soft);max-width:74ch;
  display:grid;gap:6px;
}
.note-dev strong{color:var(--red-text);font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase}