/* BJ Rénovation — feuille de style (CSS pur, sans framework) */

@font-face{font-family:"Poppins";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/poppins-600.woff2) format("woff2")}
@font-face{font-family:"Poppins";font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/poppins-700.woff2) format("woff2")}
@font-face{font-family:"Atkinson Hyperlegible";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/atkinson-400.woff2) format("woff2")}
@font-face{font-family:"Atkinson Hyperlegible";font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/atkinson-700.woff2) format("woff2")}

:root{
  --tuile:#B3362B;
  --braise:#7E2018;
  --ink:#1E2125;
  --slate:#565D66;
  --mist:#F1F2F3;
  --line:#D9DCDF;
  --white:#fff;
  --font-head:"Poppins",system-ui,sans-serif;
  --font-body:"Atkinson Hyperlegible",system-ui,-apple-system,"Segoe UI",sans-serif;
  --radius:10px;
  --wrap:72rem;
  --header-h:4.5rem;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 1rem);-webkit-text-size-adjust:100%}
body{margin:0;font:400 1.125rem/1.6 var(--font-body);color:var(--ink);background:var(--white)}
img,svg{max-width:100%;display:block}
a{color:var(--tuile);text-underline-offset:.18em}
a:hover{color:var(--braise)}
:focus-visible{outline:3px solid #0b57d0;outline-offset:3px;border-radius:4px}
.hero :focus-visible,.section--ink :focus-visible,.site-footer :focus-visible{outline-color:#fff}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:.75rem 1rem;z-index:100}
.skip:focus{left:0}
.wrap{width:min(100% - 2.5rem,var(--wrap));margin-inline:auto}
.i{width:1.25em;height:1.25em;flex:none;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

h1,h2,h3{font-family:var(--font-head);color:var(--ink);margin:0 0 .75rem;letter-spacing:-.012em}
h1{font-weight:700;font-size:clamp(1.9rem,3.7vw,2.9rem);line-height:1.12}
h2{font-weight:600;font-size:clamp(1.5rem,2.8vw,2.1rem);line-height:1.2}
h3{font-weight:600;font-size:1.15rem;line-height:1.3}
p{margin:0 0 1rem}
.lead{font-size:1.2rem;color:var(--slate);max-width:62ch}

/* ---------- boutons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6rem;padding:.8rem 1.4rem;border-radius:8px;border:2px solid transparent;font:700 1rem/1.2 var(--font-body);text-decoration:none;cursor:pointer;transition:background-color .15s,color .15s,border-color .15s}
.btn-red{background:var(--tuile);color:#fff}
.btn-red:hover{background:var(--braise);color:#fff}
.btn-white{background:#fff;color:var(--tuile)}
.btn-white:hover{background:var(--mist);color:var(--braise)}
.btn-line-white{border-color:rgba(255,255,255,.75);color:#fff}
.btn-line-white:hover{background:rgba(255,255,255,.12);color:#fff}
.btn-line{border-color:var(--ink);color:var(--ink)}
.btn-line:hover{background:var(--ink);color:#fff}

/* ---------- en-tête ---------- */
.site-header{position:sticky;top:0;z-index:50;height:var(--header-h);background:#fff;border-bottom:1px solid var(--line)}
.site-header.is-scrolled{box-shadow:0 2px 10px rgba(30,33,37,.08)}
.site-header .wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:1.5rem}
.logo img{height:3rem;width:auto}
.nav ul{list-style:none;margin:0;padding:0;display:flex;align-items:center;gap:1.6rem}
.nav a{color:var(--ink);text-decoration:none;font-weight:700;font-size:1rem}
.nav a:hover,.nav a[aria-current]{color:var(--tuile)}
.nav a[aria-current]{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:.4em}
.has-sub{position:relative}
.sub{position:absolute;left:-1rem;top:100%;min-width:19rem;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:.5rem;box-shadow:0 8px 24px rgba(30,33,37,.12);display:none;flex-direction:column;gap:0}
.has-sub:hover .sub,.has-sub:focus-within .sub{display:flex}
.sub a{display:block;padding:.6rem .8rem;border-radius:6px;font-weight:400}
.sub a:hover{background:var(--mist)}
.header-tel{white-space:nowrap}
.nav-toggle{display:none;background:none;border:2px solid var(--ink);border-radius:8px;width:2.9rem;height:2.9rem;color:var(--ink);cursor:pointer;align-items:center;justify-content:center}
.nav-toggle .i{width:1.5rem;height:1.5rem}

/* ---------- accueil : bandeau rouge ---------- */
.hero{position:relative;z-index:2;background:var(--tuile);color:#fff;padding:clamp(2.5rem,6vw,4.75rem) 0 clamp(3.25rem,6vw,5rem)}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:-27px;height:28px;background:radial-gradient(circle at 50% 0,var(--tuile) 0 25px,transparent 26px) 0 0/56px 28px repeat-x}
.hero h1{color:#fff;max-width:21ch}
.hero .lead{color:rgba(255,255,255,.94);max-width:48ch}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(2rem,5vw,4rem);align-items:center}
.hero-actions{display:flex;flex-wrap:wrap;gap:.75rem;margin:1.75rem 0 1.5rem}
.checks{list-style:none;margin:0;padding:0;display:grid;gap:.5rem}
.checks li{display:flex;gap:.6rem;align-items:flex-start}
.checks .i{margin-top:.2em;width:1.1em;height:1.1em}
.hero-fig{margin:0}
.hero-fig figcaption{font-size:.95rem;margin-top:.6rem;color:rgba(255,255,255,.9)}

/* ---------- comparateur avant / après ---------- */
.ba{--pos:50%;position:relative;aspect-ratio:4/3;border-radius:var(--radius);overflow:hidden;background:#333;border:4px solid #fff;user-select:none;touch-action:pan-y}
.ba-img{position:absolute;inset:0}
.ba-img img{width:100%;height:100%;object-fit:cover}
.ba-after{clip-path:inset(0 0 0 var(--pos))}
.ba-tag{position:absolute;top:.75rem;padding:.25rem .7rem;border-radius:999px;background:rgba(30,33,37,.78);color:#fff;font:700 .9rem/1.3 var(--font-body)}
.ba-tag--l{left:.75rem}.ba-tag--r{right:.75rem}
.ba-line{position:absolute;top:0;bottom:0;left:var(--pos);width:3px;margin-left:-1.5px;background:#fff;box-shadow:0 0 0 1px rgba(0,0,0,.25)}
.ba-knob{position:absolute;top:50%;left:var(--pos);width:2.9rem;height:2.9rem;margin:-1.45rem 0 0 -1.45rem;border-radius:50%;background:#fff;color:var(--ink);display:grid;place-items:center;box-shadow:0 2px 8px rgba(0,0,0,.35)}
.ba-knob .i{width:1.4rem;height:1.4rem}
.ba input{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize}
.ba:focus-within{outline:3px solid #0b57d0;outline-offset:3px}
.hero .ba:focus-within{outline-color:#fff}

/* ---------- sections ---------- */
.section{padding:clamp(3rem,7vw,5.25rem) 0}
.section--mist{background:var(--mist)}
.section--ink{background:var(--ink);color:#fff}
.section--ink h2,.section--ink h3{color:#fff}
.section--ink .lead{color:#D5D9DE}
.section--ink a:not(.btn){color:#fff}
.after-hero{padding-top:calc(clamp(3rem,7vw,5.25rem) + 1.75rem);padding-bottom:clamp(1.5rem,3vw,2.25rem)}
.section-head{max-width:46rem;margin-bottom:2rem}

.rows{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.rows li{border-bottom:1px solid var(--line)}
.rows a{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.5fr) auto;gap:1.25rem;align-items:center;padding:1.2rem .5rem;color:inherit;text-decoration:none}
.rows a:hover{background:var(--mist)}
.rows h3{margin:0;color:var(--ink)}
.rows p{margin:0;color:var(--slate)}
.rows .i{color:var(--tuile)}

.feature{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:clamp(2rem,5vw,4rem);align-items:center}
.defs{margin:0;padding:0;list-style:none;border-top:1px solid rgba(255,255,255,.25)}
.defs li{padding:.95rem 0;border-bottom:1px solid rgba(255,255,255,.25)}
.defs strong{display:block;font-family:var(--font-head);font-weight:600}
.defs span{color:#D5D9DE;font-size:1rem}

.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);gap:clamp(2rem,5vw,4rem);align-items:start}
.dl{margin:0;border-top:1px solid var(--line)}
.dl div{padding:1rem 0;border-bottom:1px solid var(--line)}
.dl dt{font-weight:700}
.dl dd{margin:.15rem 0 0;color:var(--slate)}

.steps{list-style:none;margin:0;padding:0;counter-reset:s;max-width:46rem}
.steps li{counter-increment:s;position:relative;padding:0 0 1.75rem 3.6rem}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:2.4rem;height:2.4rem;border-radius:50%;border:2px solid var(--tuile);color:var(--tuile);display:grid;place-items:center;font:600 1.05rem/1 var(--font-head);background:#fff}
.steps li::after{content:"";position:absolute;left:1.15rem;top:2.6rem;bottom:.2rem;width:2px;background:var(--line)}
.steps li:last-child{padding-bottom:0}
.steps li:last-child::after{display:none}
.steps h3{margin:.2rem 0 .25rem}
.steps p{margin:0;color:var(--slate)}
.section--mist .steps li::before{background:var(--mist)}

.faq{max-width:46rem;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:1.1rem 2.5rem 1.1rem 0;font:600 1.08rem/1.35 var(--font-head);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:.4rem;top:50%;width:.7rem;height:.7rem;margin-top:-.45rem;border-right:2.5px solid var(--tuile);border-bottom:2.5px solid var(--tuile);transform:rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(-135deg);margin-top:-.2rem}
.faq .answer{padding:0 0 1.2rem;color:var(--slate)}
.faq .answer p:last-child{margin:0}

.towns{columns:2;column-gap:2rem;list-style:none;padding:0;margin:0}
.towns li{padding:.35rem 0;break-inside:avoid}

/* ---------- pages intérieures ---------- */
.page-head{background:var(--mist);border-bottom:1px solid var(--line);padding:clamp(1.75rem,4vw,3rem) 0}
.page-head h1{font-size:clamp(1.8rem,3.6vw,2.7rem);max-width:24ch}
.crumbs{list-style:none;margin:0 0 1rem;padding:0;display:flex;flex-wrap:wrap;gap:.35rem;font-size:.95rem;color:var(--slate)}
.crumbs li+li::before{content:"/";margin-right:.35rem;color:var(--line)}
.crumbs a{color:var(--slate)}
.page-grid{display:grid;grid-template-columns:minmax(0,1fr) 20rem;gap:clamp(2rem,5vw,4rem);align-items:start;padding:clamp(2rem,5vw,3.5rem) 0 clamp(3rem,6vw,5rem)}
.prose{max-width:44rem}
.prose h2{margin-top:2.5rem}
.prose h2:first-child{margin-top:0}
.prose ul,.prose ol{padding-left:1.25rem;margin:0 0 1rem}
.prose li{margin-bottom:.35rem}
.prose .steps{margin:1rem 0 0;padding:0}
.prose .steps li{margin:0}
.brief{border:1px solid var(--line);border-radius:var(--radius);padding:1.25rem;position:sticky;top:calc(var(--header-h) + 1.25rem);background:#fff}
.brief h2{font-size:1.1rem;margin-bottom:1rem}
.brief dl{margin:0}
.brief dt{font-weight:700;font-size:.95rem}
.brief dd{margin:.1rem 0 .85rem;color:var(--slate);font-size:1rem}
.brief .btn{width:100%;margin-top:.25rem}
.note{border-left:4px solid var(--tuile);background:var(--mist);padding:1rem 1.25rem;border-radius:0 8px 8px 0;margin:1.25rem 0}
.note p:last-child{margin:0}
.table-wrap{overflow-x:auto;margin:1rem 0 1.5rem}
table{border-collapse:collapse;width:100%;font-size:1rem}
th,td{text-align:left;padding:.7rem .85rem;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--mist);font-weight:700}
caption{text-align:left;font-weight:700;padding:0 0 .5rem}
.pc{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem 2rem;margin:1rem 0}
.pc h3{margin-bottom:.5rem}
.ticks,.crosses{list-style:none;padding:0!important;margin:0}
.ticks li,.crosses li{position:relative;padding-left:1.7rem;margin-bottom:.5rem}
.ticks li::before,.crosses li::before{content:"";position:absolute;left:0;top:.35em;width:1.05em;height:1.05em;background:var(--tuile);-webkit-mask:var(--ic) center/contain no-repeat;mask:var(--ic) center/contain no-repeat}
.ticks{--ic:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 12.5l5 5L20 6.5'/%3E%3C/svg%3E")}
.crosses{--ic:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3' stroke-linecap='round'%3E%3Cpath d='M6 6l12 12M18 6L6 18'/%3E%3C/svg%3E")}
.crosses li::before{background:var(--slate)}
.cta-band{background:var(--tuile);color:#fff;padding:clamp(2.25rem,5vw,3.5rem) 0}
.cta-band .wrap{display:flex;flex-wrap:wrap;gap:1.25rem 2rem;align-items:center;justify-content:space-between}
.cta-band h2{color:#fff;margin:0;max-width:30ch}
.cta-band .actions{display:flex;flex-wrap:wrap;gap:.75rem}

.ph{aspect-ratio:4/3;border:1px dashed #aeb4ba;border-radius:var(--radius);background:repeating-linear-gradient(45deg,#e9ebed 0 12px,#f3f4f5 12px 24px);display:grid;place-items:center;text-align:center;padding:1rem;color:var(--slate);font-size:.95rem}
.gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.5rem}
.gallery figure{margin:0}
.gallery figcaption{margin-top:.5rem;font-size:1rem}
.gallery figcaption small{display:block;color:var(--slate)}
.legend{font-size:.9rem;color:var(--slate);margin-top:.5rem}

/* ---------- contact ---------- */
.contact{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.35fr);gap:clamp(2rem,5vw,4rem);align-items:start}
.contact-info{list-style:none;margin:1.5rem 0 0;padding:0;display:grid;gap:1rem}
.contact-info li{display:flex;gap:.8rem;align-items:flex-start}
.contact-info .i{margin-top:.25em}
form .row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.field{margin-bottom:1rem}
.field label{display:block;font-weight:700;margin-bottom:.35rem}
.field input,.field select,.field textarea{width:100%;font:inherit;color:var(--ink);background:#fff;border:2px solid #aab0b6;border-radius:8px;padding:.7rem .85rem}
.field textarea{min-height:9rem;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:3px solid #0b57d0;outline-offset:1px;border-color:var(--ink)}
.field .hint{font-size:.95rem;color:var(--slate);margin:.25rem 0 0}
.consent{display:flex;gap:.7rem;align-items:flex-start;margin:0 0 1.25rem;font-size:1rem;color:var(--slate)}
.consent input{width:1.3rem;height:1.3rem;margin-top:.2rem;flex:none;accent-color:var(--tuile)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.alert{border-left:4px solid var(--tuile);background:#fbeceb;padding:1rem 1.25rem;border-radius:0 8px 8px 0;margin-bottom:1.25rem}

/* ---------- pied de page ---------- */
.site-footer{background:var(--ink);color:#D5D9DE;padding:clamp(2.5rem,6vw,4rem) 0 1.25rem;font-size:1rem}
.site-footer a{color:#fff}
.site-footer h2{font-size:1.05rem;color:#fff;margin-bottom:.75rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2rem}
.foot-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:.4rem}
.foot-logo img{height:2.6rem;width:auto;margin-bottom:1rem}
.foot-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.75rem;border-top:1px solid rgba(255,255,255,.18);margin-top:2rem;padding-top:1.1rem;font-size:.95rem}
.foot-bottom ul{display:flex;gap:1.25rem}


/* ---------- adaptation ---------- */
@media (max-width:1080px){
  .nav-toggle{display:inline-flex}
  .header-tel{display:none}
  .nav{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);display:none;max-height:calc(100vh - var(--header-h));overflow-y:auto}
  .nav-open .nav{display:block}
  .nav ul{flex-direction:column;align-items:stretch;gap:0;padding:.5rem 1.25rem 1rem}
  .nav li{border-bottom:1px solid var(--line)}
  .nav a{display:block;padding:.9rem 0}
  .has-sub:hover .sub,.has-sub .sub{display:flex}
  .sub{position:static;border:0;box-shadow:none;padding:0 0 .5rem 1rem;min-width:0}
  .sub a{padding:.5rem 0}
  .hero-grid,.feature,.split,.contact{grid-template-columns:minmax(0,1fr)}
  .page-grid{grid-template-columns:minmax(0,1fr)}
  .brief{position:static;order:-1}
  .foot-grid{grid-template-columns:1fr 1fr}
  .gallery{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:700px){
  body{font-size:1.0625rem}
  .rows a{grid-template-columns:minmax(0,1fr) auto;gap:.25rem 1rem}
  .rows p{grid-column:1;grid-row:2}
  .rows .i{grid-column:2;grid-row:1/3}
  .pc,form .row{grid-template-columns:1fr}
  .gallery{grid-template-columns:minmax(0,1fr)}
  .towns{columns:1}
  .foot-grid{grid-template-columns:1fr 1fr;gap:1.5rem 1.25rem}
  .foot-grid>div:first-child{grid-column:1/-1}
  .hero h1{max-width:none}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
}

/* ---------- pages intérieures : lecture compacte sur tablette et smartphone ---------- */
.head-cta{margin-top:1.25rem}
@media (max-width:1080px){
  /* en-tête de page plus court ; le bouton de devis est déjà dans la barre fixe du bas */
  .page-head{padding:1.1rem 0 1.4rem}
  .crumbs{margin-bottom:.55rem;font-size:.85rem}
  .page-head h1{font-size:clamp(1.55rem,6.4vw,2rem);margin-bottom:.5rem}
  .page-head .lead{font-size:1.02rem;margin-bottom:0}
  .head-cta{display:none}
  .page-grid{padding-top:1.1rem;gap:1.25rem}

  /* « En bref » : petit tableau à deux colonnes */
  .brief{padding:.2rem .95rem;background:var(--mist);border:0}
  .brief h2{font-size:.95rem;margin:.65rem 0 .2rem}
  .brief .btn{display:none}
  .brief dl{display:grid;grid-template-columns:minmax(5.3rem,max-content) minmax(0,1fr);column-gap:1rem}
  .brief dt,.brief dd{margin:0;padding:.45rem 0;border-top:1px solid var(--line);font-size:.92rem;line-height:1.35}
  .brief dt{color:var(--slate);font-weight:700}
  .brief dd{color:var(--ink)}

  /* texte, titres et listes plus serrés */
  .prose{font-size:1rem}
  .prose h2{font-size:1.3rem;margin-top:1.9rem}
  .prose h3{font-size:1.02rem}
  .prose p{margin-bottom:.8rem}
  .note{padding:.8rem 1rem}
  .table-wrap{margin:.75rem 0 1.1rem}
  table{font-size:.9rem}
  th,td{padding:.5rem .55rem}
  caption{font-size:.9rem}
  .steps li{padding:0 0 1rem 3.1rem}
  .steps li::before{width:2.1rem;height:2.1rem;font-size:.95rem}
  .steps li::after{left:1.02rem;top:2.3rem}
  .steps p{font-size:.95rem}
  .pc{gap:1rem;margin:.75rem 0}
  .ticks li,.crosses li{margin-bottom:.4rem}
  .faq summary{font-size:1rem;padding:.9rem 2.2rem .9rem 0}
  .cta-band{padding:1.75rem 0}
  .cta-band h2{font-size:1.3rem}
}

/* ---------- en-tête : téléphone sur smartphone, sections repliables, navigation de page ---------- */
.header-actions{display:flex;align-items:center;gap:.6rem}
.header-call{display:none;width:2.9rem;height:2.9rem;border-radius:8px;background:var(--tuile);color:#fff;align-items:center;justify-content:center}
.header-call:hover{background:var(--braise);color:#fff}
.header-call .i{width:1.35rem;height:1.35rem}
.nav-cta{display:none}
.nav .btn-red,.nav .btn-red:hover{color:#fff}
.onpage{display:none}

.prose .fold>summary{list-style:none;pointer-events:none}
.prose .fold>summary::-webkit-details-marker{display:none}
.prose .fold>summary h2{margin-top:2.5rem}
.prose>.onpage+h2,.prose>.onpage+.fold>summary h2{margin-top:0}

@media (max-width:1080px){
  .header-call{display:inline-flex}
  .nav-cta{display:block;border-bottom:0!important;padding-top:.75rem}
  .nav .nav-cta a{display:flex}

  .onpage{display:block;margin:0 0 1.1rem}
  .onpage span{display:block;font-size:.85rem;color:var(--slate);margin-bottom:.4rem}
  .prose .onpage ul{display:flex;flex-wrap:wrap;gap:.4rem;list-style:none;margin:0;padding:0}
  .prose .onpage li{margin:0;padding:0;list-style:none}
  .onpage a{display:block;padding:.3rem .7rem;border:1.5px solid var(--line);border-radius:999px;color:var(--ink);text-decoration:none;font-weight:700;font-size:.88rem;line-height:1.3;background:#fff}
  .onpage a:hover{border-color:var(--tuile);color:var(--tuile)}

  .prose .fold{border-top:1px solid var(--line);margin-top:1.25rem}
  .prose .fold>summary{pointer-events:auto;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.85rem 0}
  .prose .fold>summary h2{margin:0}
  .prose .fold>summary::after{content:"";flex:none;width:.65rem;height:.65rem;border-right:2.5px solid var(--tuile);border-bottom:2.5px solid var(--tuile);transform:rotate(45deg);margin:-.2rem .3rem 0 0;transition:transform .2s}
  .prose .fold[open]>summary::after{transform:rotate(-135deg);margin-top:.2rem}
  .prose .fold[open]{padding-bottom:.25rem}
  .prose .fold:last-of-type{border-bottom:1px solid var(--line)}
}