/* Lanceur Ohmi : DA A′ « Nuit épurée ». Tokens : /_kit/plateforme.css + /_kit/theme-nuit.css.
   Traits fins, corail seul accent d'interface, ombre dure seulement sur l'action principale
   et sur une jaquette survolée. */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--plf-barre-h) + 16px); }

main {
  max-width: 1080px; margin: 0 auto;
  padding: clamp(32px, 7vw, 80px) max(16px, env(safe-area-inset-right, 0px)) 64px max(16px, env(safe-area-inset-left, 0px));
  display: grid; gap: clamp(48px, 8vw, 88px);
}

/* ---------------- accueil ---------------- */
.hero { display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: center; }
.sur-titre { margin: 0 0 12px; font: 600 12px var(--f-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
h1 { margin: 0; font: 700 clamp(44px, 7vw, 76px)/.96 var(--f-display); letter-spacing: -.02em; text-wrap: balance; }
h1 span { color: var(--laser); }
.lede { margin: 18px 0 0; max-width: 54ch; color: var(--muted); font-size: 18px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.actions .plf-btn { padding: 11px 16px; font-size: 15px; }
.hero-omega { display: grid; justify-items: center; gap: 8px; }
.grand-omega { width: clamp(150px, 20vw, 220px); aspect-ratio: 1; }
.grand-omega .plf-omega { width: 100%; height: 100%; }
.omega-legende { margin: 0; display: grid; justify-items: center; text-align: center; max-width: 220px; }
.omega-legende output { font: 600 28px/1.1 var(--f-mono); color: var(--laser); }
.omega-legende span { font: 600 12px/1.4 var(--f-mono); color: var(--muted); text-transform: uppercase; letter-spacing: .1em; }

/* ---------------- section des cours ---------------- */
section { display: grid; gap: 20px; }
.section-tete { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 24px; }
h2 { margin: 0; font: 700 26px/1.1 var(--f-display); }
.filtres { display: flex; flex-wrap: wrap; gap: 8px; }
.filtre {
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
  font: 700 13px var(--f-body); color: var(--muted);
  background: transparent; border: 1.5px solid var(--line); border-radius: 999px; padding: 5px 12px;
}
.filtre:hover { color: var(--fg); border-color: var(--muted); }
.filtre[aria-pressed="true"] { color: var(--fg); background: var(--panel-2); border-color: var(--laser); }
.filtre:focus-visible { outline: 3px solid var(--amber); outline-offset: 2px; }
.filtre .n { font: 600 11px var(--f-mono); opacity: .7; }
.aucun { margin: 0; color: var(--muted); }

/* ---------------- jaquettes ---------------- */
.jaquettes { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); gap: 22px; }
.jaq { position: relative; }
.jaq[hidden] { display: none; }
.jaq-lien {
  height: 100%; display: grid; grid-template-rows: auto 1fr; overflow: hidden;
  color: inherit; text-decoration: none;
  background: var(--panel); border: 1.5px solid var(--line); border-radius: 14px;
  transition: transform .12s, box-shadow .12s, border-color .12s;
}
.jaq-lien:hover { transform: translate(-2px, -2px); border-color: var(--ink); box-shadow: 4px 4px 0 var(--laser); }
.jaq-lien:active { transform: translate(1px, 1px); box-shadow: 1px 1px 0 var(--laser); }
.jaq-lien:focus-visible { outline: 3px solid var(--amber); outline-offset: 4px; }
.jaq-art { position: relative; display: block; aspect-ratio: 1200 / 630; background: var(--panel-2); border-bottom: 1.5px solid var(--line); }
.jaq-art img { display: block; width: 100%; height: 100%; object-fit: cover; }
.jaq-omega { position: absolute; left: 12px; bottom: 10px; width: 38px; height: 38px; padding: 4px; border-radius: 10px; background: rgba(12, 13, 22, .82); }
.jaq-omega .plf-omega { width: 100%; height: 100%; }
.jaq-corps { display: grid; gap: 6px; padding: 16px 18px 18px; align-content: start; }
.jaq-sur { font: 600 11px var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.jaq-titre { font: 700 21px/1.15 var(--f-display); }
.jaq-desc { color: var(--muted); font-size: 15px; line-height: 1.5; }
.jaq-parties { font-size: 14px; color: var(--fg); }
.jaq-tags { font: 600 12px var(--f-mono); color: var(--muted); }
.jaq-prog { display: block; height: 4px; margin-top: 6px; border-radius: 999px; background: var(--line); overflow: hidden; }
.jaq-prog span { display: block; height: 100%; width: 0; background: var(--laser); transition: width .4s ease; }
.jaq-plabel { font: 600 12px var(--f-mono); color: var(--muted); }
.jaq-accomplie .jaq-prog span { background: var(--ok); }
.jaq-accomplie .jaq-plabel { color: var(--ok); }
.jaq-archive .jaq-lien { opacity: .65; }
.jaq-partager { position: absolute; top: 10px; right: 10px; z-index: 2; padding: 8px; background: rgba(12, 13, 22, .82); }
.jaq-bientot { border: 1.5px dashed var(--line); border-radius: 14px; display: grid; align-content: center; min-height: 200px; }
.jaq-bientot .jaq-titre { color: var(--muted); }

/* ---------------- pied ---------------- */
.pied { max-width: 1080px; margin: 0 auto; padding: 24px 16px 40px; border-top: 1.5px solid var(--line); color: var(--muted); font-size: 14px; }
.pied p { margin: 0; }
.pied a { color: var(--fg); }

@media (max-width: 720px) {
  .hero { grid-template-columns: 1fr; }
  .hero-omega { justify-items: start; grid-auto-flow: column; align-items: center; justify-content: start; gap: 16px; }
  .grand-omega { width: 84px; }
  .omega-legende { justify-items: start; text-align: left; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .jaq-lien, .jaq-prog span { transition: none; }
}