/* Les Ateliers de Com — feuille de styles */
:root{
  --bg:#FBF8FD;
  --surface:#FFFFFF;
  --tint:#F3ECFA;
  --mauve-100:#EADFF6;
  --mauve-200:#DCCBEF;
  --mauve-300:#C9B2E6;
  --mauve-500:#9A78C9;
  --mauve-600:#7D5BB0;
  --plum:#3B2A55;
  --plum-deep:#2A1D3F;
  --text:#3A3145;
  --muted:#6F6480;
  --line:#E4D9F0;
  --accent:#F3C9A8;
  --ok:#2F7A56; --ok-bg:#E5F4EC;
  --err:#A93838; --err-bg:#FBE9E9;
  --radius:20px;
  --shadow:0 1px 2px rgba(59,42,85,.05),0 12px 32px -12px rgba(59,42,85,.18);
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,"Book Antiqua",Georgia,serif;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:400 1.0625rem/1.7 var(--sans)}
img{max-width:100%;display:block}
a{color:var(--mauve-600);text-underline-offset:3px}
a:hover{color:var(--plum)}
:focus-visible{outline:3px solid var(--mauve-500);outline-offset:3px;border-radius:6px}
h1,h2,h3{font-family:var(--serif);color:var(--plum);line-height:1.15;font-weight:600;margin:0 0 .6em;text-wrap:balance}
h1{font-size:clamp(2.2rem,5.2vw,3.9rem);letter-spacing:-.02em}
h2{font-size:clamp(1.65rem,3.2vw,2.4rem);letter-spacing:-.01em}
h3{font-size:1.2rem}
h1 em{font-style:italic;color:var(--mauve-600)}
p{margin:0 0 1em}
ul{margin:0 0 1em;padding-left:1.2em}
.wrap{width:min(1160px,100% - 2.5rem);margin-inline:auto}
.narrow{max-width:780px}
.center{text-align:center}
.mt{margin-top:2.5rem}
.small{font-size:.875rem;color:var(--muted)}
.skip{position:absolute;left:-999px;top:0;background:var(--plum);color:#fff;padding:.6rem 1rem;z-index:100}
.skip:focus{left:0}
.eyebrow{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;font-weight:600;color:var(--mauve-600);margin-bottom:.9rem}
.lead{font-size:1.2rem;color:var(--muted);max-width:60ch}
.center .lead{margin-inline:auto}

/* Boutons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.85rem 1.5rem;border-radius:999px;border:1.5px solid var(--plum);background:var(--plum);color:#fff;font:600 1rem var(--sans);text-decoration:none;cursor:pointer;transition:background .2s,color .2s,transform .2s,border-color .2s}
.btn:hover{background:var(--mauve-600);border-color:var(--mauve-600);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--plum)}
.btn-ghost:hover{background:var(--mauve-100);color:var(--plum);border-color:var(--plum)}
.btn-light{background:#fff;color:var(--plum);border-color:#fff}
.btn-light:hover{background:var(--accent);border-color:var(--accent);color:var(--plum-deep)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.6);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-sm{padding:.55rem 1.1rem;font-size:.92rem}
.btn-block{width:100%}
.actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.5rem}

/* En-tête */
.site-header{position:sticky;top:0;z-index:50;background:rgba(251,248,253,.88);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:1rem}
.brand{display:inline-flex;align-items:center;gap:.65rem;font-family:var(--serif);font-size:1.25rem;font-weight:600;color:var(--plum);text-decoration:none;margin:0}
.brand em{color:var(--mauve-600)}
.brand-mark{width:30px;height:30px;border-radius:50% 50% 50% 6px;background:linear-gradient(135deg,var(--mauve-300),var(--mauve-600));flex:none}
.nav{display:flex;align-items:center;gap:1.75rem}
.nav a:not(.btn){color:var(--text);text-decoration:none;font-weight:500;font-size:.98rem;padding:.3rem 0;border-bottom:2px solid transparent}
.nav a:not(.btn):hover,.nav a[aria-current]{color:var(--plum);border-bottom-color:var(--mauve-500)}
.nav-toggle{display:none;background:none;border:0;padding:.6rem;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--plum);margin:5px 0;transition:transform .2s,opacity .2s}

/* Hero */
.hero{padding:clamp(3rem,7vw,6rem) 0 clamp(2.5rem,5vw,4rem);background:radial-gradient(900px 500px at 85% 0%,var(--mauve-100),transparent 70%),radial-gradient(600px 400px at 0% 100%,#F8EDE6,transparent 70%)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
.hero-img{position:relative}
.hero-img img{width:100%;aspect-ratio:4/4.4;object-fit:cover;border-radius:200px 200px var(--radius) var(--radius);box-shadow:var(--shadow);background:var(--mauve-200)}
.hero-note{position:absolute;left:-1rem;bottom:2rem;margin:0;background:#fff;padding:.7rem 1.1rem;border-radius:14px;box-shadow:var(--shadow);font-weight:600;color:var(--plum);font-size:.95rem}
.facts{list-style:none;padding:0;margin:2.5rem 0 0;display:grid;grid-template-columns:repeat(4,auto);gap:1.5rem;justify-content:start;border-top:1px solid var(--line);padding-top:1.5rem}
.facts li{font-size:.85rem;color:var(--muted);line-height:1.35}
.facts strong{display:block;font-family:var(--serif);font-size:1.3rem;color:var(--plum)}

/* Sections */
.section{padding:clamp(3rem,7vw,5.5rem) 0}
.section.pt0{padding-top:0}
.tint{background:var(--tint)}
.head{max-width:640px;margin-bottom:2.5rem}
.head p:last-child{color:var(--muted)}
.quote{margin:0;font-family:var(--serif);font-size:clamp(1.4rem,3vw,2.1rem);line-height:1.35;color:var(--plum);font-style:italic}
.quote p{margin-bottom:.8rem}
.quote footer{font:600 .85rem var(--sans);font-style:normal;letter-spacing:.12em;text-transform:uppercase;color:var(--mauve-600)}

.mini-grid{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.mini{display:flex;gap:1rem;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:.9rem;text-decoration:none;color:var(--text);height:100%;transition:transform .2s,box-shadow .2s,border-color .2s}
.mini:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--mauve-300);color:var(--text)}
.mini-img{flex:none;width:84px;height:84px;border-radius:14px;overflow:hidden;background:var(--mauve-200)}
.mini-img img{width:100%;height:100%;object-fit:cover}
.mini-txt{display:flex;flex-direction:column;gap:.15rem;font-size:.9rem;color:var(--muted);line-height:1.35}
.mini-txt strong{font-family:var(--serif);font-size:1.05rem;color:var(--plum);line-height:1.25}
.ref{display:inline-block;font:600 .7rem var(--sans);letter-spacing:.1em;color:var(--mauve-600);background:var(--mauve-100);padding:.15rem .5rem;border-radius:6px;width:fit-content}

.split{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(2rem,5vw,4rem);align-items:start}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(1.4rem,3vw,2.2rem);box-shadow:var(--shadow)}
.panel h2{font-size:1.35rem}
.panel-q{font-family:var(--serif);font-style:italic;color:var(--mauve-600);font-size:1.15rem;margin:1rem 0 0}
.checks{list-style:none;padding:0;margin:0}
.checks li{position:relative;padding:.4rem 0 .4rem 1.9rem;border-bottom:1px solid var(--line)}
.checks li:last-child{border-bottom:0}
.checks li::before{content:"";position:absolute;left:0;top:.75rem;width:18px;height:18px;border-radius:50%;background:var(--mauve-200) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 18'%3E%3Cpath d='M5 9.3l2.6 2.6L13 6.5' fill='none' stroke='%233B2A55' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat}

.three{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.aud{background:var(--surface);border-radius:var(--radius);padding:1.8rem;border:1px solid var(--line)}
.aud p{margin:0;color:var(--muted)}
.num{font-family:var(--serif);font-size:2rem;color:var(--mauve-300);display:block;margin-bottom:.6rem;line-height:1}

.cta{background:linear-gradient(135deg,var(--plum) 0%,#5A4285 100%);color:#EFE7F8;border-radius:28px;padding:clamp(2rem,5vw,3.5rem);display:grid;grid-template-columns:1.6fr auto;gap:2rem;align-items:center}
.cta h2{color:#fff}
.cta .eyebrow{color:var(--mauve-300)}
.cta p{margin-bottom:0;max-width:62ch}
.cta .actions{margin:0;flex-direction:column}

/* Afficher plus */
.toggle{background:none;border:0;padding:.3rem 0;margin:.2rem 0 0;font:600 .98rem var(--sans);color:var(--mauve-600);cursor:pointer;display:inline-flex;align-items:center;gap:.4rem;text-decoration:underline;text-underline-offset:4px}
.toggle::after{content:"";width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .2s}
.toggle[aria-expanded="true"]::after{transform:rotate(-135deg) translateY(-2px)}
.toggle:hover{color:var(--plum)}
.more{animation:fade .35s ease}
@keyframes fade{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
.more h3,.prose h3{margin-top:1.4em;font-size:1.1rem}
.found{background:var(--tint);border-left:3px solid var(--mauve-300);padding:.8rem 1rem;border-radius:0 12px 12px 0;font-style:italic}
.prereq{font-weight:600;color:var(--plum)}

/* Pages intérieures */
.page-head{padding:clamp(2.5rem,6vw,4.5rem) 0 clamp(2rem,4vw,3rem);background:radial-gradient(800px 380px at 50% 0%,var(--mauve-100),transparent 70%)}
.page-head h1{font-size:clamp(2rem,4.4vw,3.2rem)}
.page-head.left{background:radial-gradient(800px 380px at 90% 0%,var(--mauve-100),transparent 70%)}
.chips{display:flex;flex-wrap:wrap;justify-content:center;gap:.5rem;margin-top:1.8rem}
.chips a{font-size:.88rem;text-decoration:none;color:var(--plum);background:#fff;border:1px solid var(--line);padding:.4rem .9rem;border-radius:999px}
.chips a:hover{background:var(--mauve-100);border-color:var(--mauve-300)}
.crumbs{font-size:.88rem;color:var(--muted);margin-bottom:1.5rem}
.crumbs a{color:var(--muted)}

.list{display:grid;gap:1.75rem}
.atelier{display:grid;grid-template-columns:320px 1fr;gap:clamp(1.5rem,3vw,2.5rem);background:var(--surface);border:1px solid var(--line);border-radius:28px;padding:clamp(1rem,2vw,1.5rem);scroll-margin-top:96px;align-items:start}
.atelier-img{display:block;border-radius:20px;overflow:hidden;background:var(--mauve-200);aspect-ratio:1/1}
.atelier-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.atelier:hover .atelier-img img{transform:scale(1.04)}
.atelier-body{padding:.6rem .6rem .6rem 0}
.atelier h2{font-size:clamp(1.4rem,2.4vw,1.85rem);margin-bottom:.25em}
.atelier h2 a{color:inherit;text-decoration:none}
.atelier h2 a:hover{color:var(--mauve-600)}
.sub{font-family:var(--serif);font-style:italic;color:var(--mauve-600);font-size:1.1rem}
.meta{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;margin-bottom:.8rem}
.meta span:not(.ref){font-size:.78rem;font-weight:600;color:var(--muted);border:1px solid var(--line);padding:.12rem .6rem;border-radius:999px}

.detail-head{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.detail-img img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:28px;box-shadow:var(--shadow);background:var(--mauve-200)}
.detail{display:grid;grid-template-columns:1fr 340px;gap:clamp(2rem,5vw,4rem);align-items:start}
.prose{max-width:68ch}
.prose li{margin-bottom:.35em}
.side{position:sticky;top:96px}
dl{margin:0 0 1.4rem}
dt{font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-top:.9rem}
dd{margin:0;color:var(--plum);font-weight:500}
.side .small{margin:.9rem 0 0;text-align:center}
.pager{display:grid;grid-template-columns:1fr auto 1fr;gap:1rem;align-items:center}
.pager a{text-decoration:none;color:var(--plum)}
.pager span{display:block;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.pager strong{font-family:var(--serif);font-size:1.1rem}
.pager .next{text-align:right}
.pager-all{font-weight:600;border:1px solid var(--mauve-300);padding:.5rem 1rem;border-radius:999px;background:#fff}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1.4fr .8fr;gap:clamp(1.5rem,4vw,3rem);align-items:start}
.contact-side{display:grid;gap:1.25rem}
.form{display:grid;gap:1.1rem}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
.form label{display:grid;gap:.35rem;font-weight:600;font-size:.92rem;color:var(--plum)}
.form input[type=text],.form input[type=email],.form input[type=tel],.form select,.form textarea{width:100%;font:400 1rem var(--sans);color:var(--text);background:var(--bg);border:1.5px solid var(--line);border-radius:12px;padding:.75rem .9rem;transition:border-color .2s,box-shadow .2s}
.form textarea{resize:vertical;min-height:150px}
.form input:focus,.form select:focus,.form textarea:focus{outline:0;border-color:var(--mauve-500);box-shadow:0 0 0 4px var(--mauve-100);background:#fff}
.form .invalid{border-color:var(--err)}
.form .check{grid-template-columns:auto 1fr;align-items:start;gap:.7rem;font-weight:400;color:var(--text)}
.form .check input{margin-top:.35rem;width:18px;height:18px;accent-color:var(--mauve-600)}
.form .btn{justify-self:start}
.form .small{margin:0}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.alert{padding:.9rem 1.1rem;border-radius:12px;font-weight:500}
.alert.ok{background:var(--ok-bg);color:var(--ok)}
.alert.err{background:var(--err-bg);color:var(--err)}

/* Légal */
.legal h2{font-size:1.4rem;margin-top:2em}
.todo{background:#FFF6E5;border:1px dashed #D9A441;color:#7A5410;padding:.8rem 1rem;border-radius:12px;font-size:.95rem}

/* Pied de page */
.site-footer{background:var(--plum-deep);color:#CFC3E0;padding:clamp(2.5rem,5vw,4rem) 0 1.5rem;font-size:.95rem}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1fr;gap:2rem}
.site-footer h2{font:600 .78rem var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--mauve-300);margin-bottom:1rem}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:.5rem}
.site-footer a{color:#EFE7F8;text-decoration:none}
.site-footer a:hover{color:#fff;text-decoration:underline}
.brand-foot{color:#fff;margin-bottom:1rem}
.brand-foot em{color:var(--mauve-300)}
.badge{display:inline-block;border:1px solid rgba(255,255,255,.25);padding:.25rem .8rem;border-radius:999px;font-size:.8rem;color:#EFE7F8}
.foot-end{border-top:1px solid rgba(255,255,255,.12);margin-top:2.5rem;padding-top:1.25rem;font-size:.85rem}
.foot-end p{margin:0}

/* Apparition au défilement */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* Responsive */
@media (max-width:980px){
  .hero-grid,.split,.detail-head,.detail,.contact-grid,.cta{grid-template-columns:1fr}
  .hero-img{max-width:460px}
  .hero-note{left:1rem}
  .mini-grid{grid-template-columns:repeat(2,1fr)}
  .three{grid-template-columns:1fr}
  .side{position:static}
  .detail-img{max-width:420px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .cta .actions{flex-direction:row}
  .atelier{grid-template-columns:220px 1fr}
}
@media (max-width:760px){
  .nav-toggle{display:block}
  .nav{position:absolute;left:0;right:0;top:100%;background:var(--bg);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:.5rem 1.25rem 1.25rem;display:none}
  .nav.open{display:flex}
  .nav a:not(.btn){padding:.9rem 0;border-bottom:1px solid var(--line)}
  .nav .btn{margin-top:1rem}
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .facts{grid-template-columns:repeat(2,1fr)}
  .mini-grid,.row2,.foot-grid{grid-template-columns:1fr}
  .atelier{grid-template-columns:1fr}
  .atelier-img{aspect-ratio:16/10}
  .atelier-body{padding:0 .4rem .6rem}
  .pager{grid-template-columns:1fr}
  .pager .next{text-align:left}
  .pager-all{justify-self:start}
  .actions .btn{flex:1 1 auto}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}