/* Atelier Plot — Villeurbanne. Industriel graphite / jaune atelier. */
:root{
  --ink:#1a1d21;
  --panel:#23272d;
  --muted:#8b939c;
  --paper:#f2f0ea;
  --line:#d8d3c8;
  --yellow:#e6b325;
  --yellow-d:#c79812;
  --rust:#c45c3a;
  --cta:#e6b325;
  --cta-ink:#1a1d21;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'IBM Plex Sans',system-ui,sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.62;
  font-size:17px;
}
h1,h2,h3,h4{
  font-family:'Oswald',sans-serif;
  font-weight:600;
  letter-spacing:.01em;
  text-transform:uppercase;
  line-height:1.12;
}
h1{font-size:clamp(2rem,5vw,3.15rem)}
h2{font-size:clamp(1.35rem,3vw,1.9rem);margin:1.35em 0 .4em}
h3{font-size:1.12rem;margin:1em 0 .3em}
a{color:#8a5a12}
a:hover{color:var(--rust)}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}
p{margin-bottom:.95rem}

.layout{display:grid;grid-template-columns:230px 1fr;min-height:100vh}
aside.rail{
  background:var(--ink);color:#d7dbe0;
  padding:22px 18px;
  position:sticky;top:0;height:100vh;overflow:auto;
}
aside.rail .brand img{height:auto;width:100%;max-width:200px;margin-bottom:28px}
aside.rail nav ul{list-style:none;display:flex;flex-direction:column;gap:8px}
aside.rail nav a{
  color:#d7dbe0;text-decoration:none;font-weight:600;font-size:.92rem;
  display:block;padding:6px 0;border-bottom:1px solid #2e333a;
}
aside.rail nav a:hover{color:var(--yellow)}
aside.rail .btn{
  width:100%;margin-top:22px;background:var(--yellow);color:var(--cta-ink);
  border:0;padding:12px 10px;font:700 .9rem/1 'IBM Plex Sans',sans-serif;cursor:pointer;
}
aside.rail .btn:hover{background:var(--yellow-d)}
.rail-meta{margin-top:28px;font-size:.78rem;color:var(--muted);font-family:'IBM Plex Mono',monospace}

.topmob{display:none}
main{min-width:0}
.hero{
  background:var(--panel);color:#f2f0ea;padding:72px 0 56px;
  border-bottom:8px solid var(--yellow);
}
.hero h1{color:#fff;max-width:16ch}
.hero .lead{color:#c5c9ce;max-width:48ch;font-size:1.08rem}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.btn{
  display:inline-block;background:var(--yellow);color:var(--cta-ink);
  border:0;padding:12px 20px;font:700 .95rem/1 'IBM Plex Sans',sans-serif;
  cursor:pointer;text-decoration:none;
}
.btn:hover{background:var(--yellow-d);color:var(--cta-ink);text-decoration:none}
.btn.ghost{background:transparent;color:#fff;border:1px solid #fff}
.btn.ghost:hover{background:#fff;color:var(--ink)}

.pagehead{padding:42px 0 8px;background:#fff;border-bottom:4px solid var(--yellow)}
.lead{color:#4a5560;font-size:1.08rem}
.eyebrow{
  font-family:'IBM Plex Mono',monospace;font-size:.75rem;letter-spacing:.08em;
  text-transform:uppercase;color:var(--rust);margin-bottom:.45rem;
}

.prose{max-width:780px;margin:0 auto;padding:28px 22px 8px}
.prose table{width:100%;border-collapse:collapse;margin:1.2rem 0 1.6rem;font-size:.93rem}
.prose th,.prose td{border:1px solid var(--line);padding:9px 8px;text-align:left}
.prose th{background:var(--ink);color:#fff;font-family:'Oswald',sans-serif;font-weight:500}
.prose ul,.prose ol{margin:0 0 1.1rem 1.15rem}
.prose img{margin:1.2rem 0;width:100%;max-height:400px;object-fit:cover;filter:saturate(.9)}

.also{max-width:780px;margin:8px auto 36px;padding:0 22px}
.also ul{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:8px}
.also a{
  display:block;background:#fff;border-left:4px solid var(--yellow);
  padding:12px 14px;text-decoration:none;color:var(--ink);font-weight:700;
}
.also a:hover{background:var(--yellow)}

.ctaband{background:var(--ink);color:#eee;padding:36px;margin:32px 22px}
.ctaband h2{color:#fff;margin-top:0}
.grid{display:grid;gap:18px}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line)}
.card img{height:170px;width:100%;object-fit:cover}
.card .body{padding:14px 16px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}
section{padding:48px 0}
.alt{background:#fff}
.form{display:grid;gap:10px;max-width:500px}
.form input,.form textarea{
  font:inherit;padding:11px 12px;border:1px solid var(--line);background:#fff;
}

footer.site{background:var(--panel);color:#b7bec6;padding:40px 0 16px;font-size:.92rem}
footer.site a{color:var(--yellow);text-decoration:none}
footer .cols{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:24px}
footer h4{color:#fff;font-size:1rem;margin-bottom:10px}
footer ul{list-style:none}
footer li{margin:.3rem 0}
.copyright{margin-top:24px;padding-top:14px;border-top:1px solid #3a4048;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;font-family:'IBM Plex Mono',monospace;font-size:.75rem}
.social{display:flex;gap:10px;margin-top:12px}
.social svg{width:18px;height:18px;fill:var(--yellow)}
.burger{display:none;background:none;border:0;color:#fff;font-size:1.5rem}

@media (max-width:980px){
  .layout{grid-template-columns:1fr}
  aside.rail{display:none;position:fixed;inset:0 auto 0 0;width:min(80vw,280px);z-index:50;height:100%}
  aside.rail.open{display:block}
  .topmob{
    display:flex;align-items:center;justify-content:space-between;
    background:var(--ink);color:#fff;padding:10px 16px;position:sticky;top:0;z-index:40;
  }
  .topmob img{height:36px}
  .burger{display:block}
  .grid.c3,.grid.c2,.split,footer .cols,.also ul{grid-template-columns:1fr}
  h1,h2,h3,h4{text-transform:none}
}