/* ==========================================================================
   OMEGATECH DZ — Formation : catalogue, fiche cours, portfolio, visionneuse
   Complete site.css (memes jetons --s-*). Charge par les gabarits site/formation et site/pages/formation.
   ========================================================================== */
.formation-hero .container, .course-hero .container { align-items: center; }
.cover-stack { position: relative; aspect-ratio: 4 / 3; max-width: 540px; margin-left: auto; width: 100%; }
.cover-stack img { position: absolute; width: 74%; height: auto; border-radius: 10px; border: 1px solid rgba(255,255,255,.14); box-shadow: 0 24px 60px rgba(0,0,0,.55); background: #fff;
  left: calc(var(--i) * 8%); top: calc(var(--i) * 9%); transform: rotate(calc(-6deg + var(--i) * 3deg)); transition: transform .5s var(--s-ease); }
.cover-stack:hover img { transform: rotate(calc(-9deg + var(--i) * 5deg)) translateY(calc(var(--i) * -4px)); }

.path { list-style: none; margin: 0 0 28px; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.path a { position: relative; display: grid; grid-template-columns: auto 1fr; column-gap: 12px; align-items: center; padding: 14px 18px; border: 1px solid var(--s-border); border-radius: var(--s-radius-sm); background: var(--s-surface); transition: border-color .2s, background .2s; }
.path a:hover { border-color: var(--s-border-2); background: var(--s-surface-2); }
.path li:not(:last-child) a::after { content: ""; position: absolute; right: -9px; top: 50%; width: 8px; height: 2px; background: var(--s-teal); opacity: .6; }
.path b { grid-row: span 2; font-size: 22px; font-weight: 900; color: var(--s-teal); }
.path span { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--s-muted); font-weight: 700; }
.path strong { font-size: 16px; }

.course-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.course-card { display: flex; flex-direction: column; border: 1px solid var(--s-border); border-radius: var(--s-radius); background: var(--s-surface); overflow: hidden; transition: transform .3s var(--s-ease), border-color .3s; }
.course-card:hover { transform: translateY(-5px); border-color: var(--s-border-2); }
.course-card .cover { display: block; aspect-ratio: 16 / 8.2; overflow: hidden; background: #fff; border-bottom: 1px solid var(--s-border); }
.course-card .cover img { width: 100%; height: 100%; object-fit: cover; object-position: top left; transition: transform .6s var(--s-ease); }
.course-card:hover .cover img { transform: scale(1.04); }
.course-card .body { padding: 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.course-card h3 { font-size: 21px; }
.course-card h3 a:hover { color: var(--s-teal); }
.course-card p { color: var(--s-text-2); font-size: 14.5px; margin: 0; }
.course-tags { display: flex; justify-content: space-between; align-items: center; gap: 10px; font-size: 12.5px; color: var(--s-muted); font-weight: 600; }
.level-chip { display: inline-flex; padding: 5px 12px; border-radius: 999px; background: rgba(23,229,194,.12); color: var(--s-teal); font-size: 11.5px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.course-meta { list-style: none; padding: 0; margin: 4px 0 0; display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 13.5px; color: var(--s-text-2); font-weight: 600; }
.course-meta li { display: inline-flex; align-items: center; gap: 6px; }
.course-meta svg { color: var(--s-teal); width: 15px; height: 15px; }
.course-foot { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: auto; padding-top: 14px; border-top: 1px solid var(--s-border); }
.price-line { font-size: 13.5px; color: var(--s-text-2); }
.price-line strong { color: #fff; }

.sector-chips { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.sector-chips li { padding: 10px 16px; border: 1px solid var(--s-border); border-radius: 999px; background: var(--s-surface); font-size: 14px; font-weight: 600; color: var(--s-text-2); cursor: default; transition: border-color .2s, color .2s; }
.sector-chips li:hover { border-color: var(--s-border-2); color: #fff; }

.portfolio-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.portfolio-grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.shot { margin: 0; }
.shot a { display: block; border-radius: 14px; overflow: hidden; border: 1px solid var(--s-border); background: #fff; box-shadow: 0 18px 40px rgba(0,0,0,.35); transition: transform .35s var(--s-ease), border-color .3s; }
.shot a:hover { transform: translateY(-4px); border-color: var(--s-border-2); }
.shot img { width: 100%; height: auto; }
.shot figcaption { margin-top: 12px; font-size: 14px; color: var(--s-text-2); }
.shot figcaption span { display: block; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--s-teal); font-weight: 800; margin-bottom: 4px; }
.center-actions { display: flex; justify-content: center; margin-top: 36px; }
.section-head.split { max-width: none; display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; }
.section-head.split > div { max-width: 720px; }
.chips-list a { padding: 8px 14px; border-radius: 999px; border: 1px solid var(--s-border); font-size: 13px; font-weight: 600; color: var(--s-text-2); background: var(--s-surface); }
.chips-list a:hover { border-color: var(--s-border-2); color: #fff; }

.trainee-zone { padding-top: 40px; }
.trainee-panel { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 40px; align-items: center; padding: 40px; border-radius: 28px; border: 1px solid var(--s-border-2);
  background: radial-gradient(120% 140% at 0% 0%, rgba(23,229,194,.14), transparent 55%), var(--s-surface); }
.trainee-panel h2 { font-size: clamp(28px, 3.4vw, 40px); margin: 6px 0 12px; }
.trainee-panel p { color: var(--s-text-2); margin: 0; }
.trainee-actions { display: grid; gap: 10px; }
.trainee-actions a { display: grid; grid-template-columns: 22px 1fr 16px; gap: 14px; align-items: center; padding: 16px 18px; border-radius: 14px; border: 1px solid var(--s-border); background: rgba(11,22,32,.55); transition: border-color .2s, transform .2s; }
.trainee-actions a:hover { border-color: var(--s-border-2); transform: translateX(3px); }
.trainee-actions svg { color: var(--s-teal); width: 20px; height: 20px; }
.trainee-actions strong { display: block; font-size: 15.5px; }
.trainee-actions span { font-size: 13.5px; color: var(--s-text-2); }

.faq-wrap { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 48px; align-items: start; }
.faq { display: grid; gap: 10px; }
.faq details, .module { border: 1px solid var(--s-border); border-radius: 14px; background: var(--s-surface); transition: border-color .2s; }
.faq details[open], .module[open] { border-color: var(--s-border-2); }
.faq summary, .module summary { list-style: none; cursor: pointer; }
.faq summary::-webkit-details-marker, .module summary::-webkit-details-marker { display: none; }
.faq summary { display: flex; justify-content: space-between; gap: 16px; align-items: center; padding: 18px 20px; font-weight: 700; }
.faq summary svg, .module summary > svg { width: 18px; height: 18px; flex: 0 0 18px; color: var(--s-muted); transition: transform .25s; }
.faq details[open] summary svg, .module[open] summary > svg { transform: rotate(180deg); color: var(--s-teal); }
.faq details p { padding: 0 20px 18px; margin: 0; color: var(--s-text-2); font-size: 15px; }

.course-hero h1 { font-size: clamp(32px, 4.2vw, 50px); }
.facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 26px 0 0; }
.facts div { padding: 12px 14px; border: 1px solid var(--s-border); border-radius: 12px; background: var(--s-surface); }
.facts dt { display: flex; align-items: center; gap: 7px; font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--s-muted); font-weight: 800; }
.facts dt svg { color: var(--s-teal); width: 16px; height: 16px; }
.facts dd { margin: 4px 0 0; font-size: 14px; font-weight: 600; color: var(--s-text); }
.course-hero .hero-actions { margin: 26px 0 16px; }
.course-cover { margin: 0; }
.course-cover a { display: block; border-radius: 14px; overflow: hidden; background: #fff; border: 1px solid rgba(255,255,255,.14); box-shadow: 0 30px 80px rgba(0,0,0,.5); transform: perspective(1400px) rotateY(-7deg); transition: transform .5s var(--s-ease); }
.course-cover a:hover { transform: none; }
.course-cover img { width: 100%; height: auto; }
.course-cover figcaption { margin-top: 12px; text-align: center; font-size: 12.5px; color: var(--s-muted); letter-spacing: .06em; }

.subnav { position: sticky; top: 76px; z-index: 40; border-top: 1px solid var(--s-border); border-bottom: 1px solid var(--s-border); background: rgba(11,22,32,.88); backdrop-filter: blur(12px); }
.subnav .container { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.subnav a { padding: 14px 16px; font-size: 13.5px; font-weight: 700; color: var(--s-text-2); white-space: nowrap; border-bottom: 2px solid transparent; }
.subnav a:hover { color: #fff; border-bottom-color: var(--s-teal); }
#programme, #apercu, #realisations, #inclus, #commander, #stagiaires, #catalogue { scroll-margin-top: 140px; }

.programme-layout { display: grid; grid-template-columns: minmax(0, .75fr) minmax(0, 1.25fr); gap: 48px; align-items: start; }
.programme-layout .section-head { position: sticky; top: 150px; margin: 0; }
.modules { display: grid; gap: 10px; }
.module summary { display: grid; grid-template-columns: 44px 1fr auto 18px; gap: 14px; align-items: center; padding: 18px 20px; }
.module summary b { font-size: 22px; font-weight: 900; color: var(--s-teal); }
.m-title { font-weight: 800; font-size: 16.5px; }
.m-title small { display: block; font-weight: 500; font-size: 13.5px; color: var(--s-text-2); margin-top: 3px; }
.m-meta { font-size: 12.5px; color: var(--s-muted); font-weight: 700; white-space: nowrap; }
.module-body { padding: 0 20px 20px 78px; }
.module-body h4 { font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--s-muted); margin: 6px 0 10px; }
.objectives { list-style: none; padding: 0; margin: 0 0 16px; display: grid; gap: 8px; }
.objectives li { display: flex; gap: 10px; color: var(--s-text); font-size: 14.5px; }
.objectives svg { color: var(--s-teal); margin-top: 4px; flex: 0 0 15px; width: 15px; height: 15px; }
.topics { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.topics li { padding: 6px 11px; border-radius: 8px; background: var(--s-surface-2); font-size: 12.5px; color: var(--s-text-2); font-weight: 600; }
.topics li.lab { background: rgba(23,229,194,.12); color: var(--s-teal); }

.page-gallery { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.page-gallery a { display: block; border-radius: 12px; overflow: hidden; border: 1px solid var(--s-border); background: var(--s-surface); transition: transform .3s var(--s-ease), border-color .3s; }
.page-gallery a:hover { transform: translateY(-4px); border-color: var(--s-border-2); }
.page-gallery img { width: 100%; height: auto; aspect-ratio: 842 / 595; object-fit: cover; background: #fff; }
.page-gallery span { display: flex; justify-content: space-between; gap: 8px; padding: 10px 12px; font-size: 12.5px; font-weight: 700; color: var(--s-text-2); }
.page-gallery small { color: var(--s-muted); font-weight: 600; white-space: nowrap; }
.excerpt-card { display: grid; grid-template-columns: 52px 1fr auto; gap: 18px; align-items: center; margin-top: 26px; padding: 20px 24px; border-radius: 16px; border: 1px solid var(--s-border-2); background: rgba(23,229,194,.06); }
.excerpt-card .ico { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; background: rgba(23,229,194,.14); color: var(--s-teal); }
.excerpt-card .ico svg { width: 24px; height: 24px; }
.excerpt-card strong { display: block; font-size: 16px; }
.excerpt-card span { font-size: 14px; color: var(--s-text-2); }

.order-zone { background: linear-gradient(180deg, transparent, rgba(23,229,194,.04)); }
.order-layout { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 56px; align-items: start; }
.order-info h2 { font-size: clamp(28px, 3.6vw, 42px); margin: 6px 0 14px; }
.price-table { display: grid; gap: 10px; margin: 24px 0 18px; }
.price-table div { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 16px 18px; border-radius: 14px; border: 1px solid var(--s-border); background: var(--s-surface); }
.price-table span { display: inline-flex; align-items: center; gap: 10px; color: var(--s-text-2); font-weight: 600; font-size: 14.5px; }
.price-table svg { color: var(--s-teal); width: 16px; height: 16px; }
.price-table strong { font-size: 18px; color: #fff; white-space: nowrap; }
.fine-print { font-size: 13.5px; color: var(--s-muted); }

.course-nav { display: grid; grid-template-columns: 1fr auto 1fr; gap: 16px; align-items: center; }
.course-nav .prev, .course-nav .next { display: inline-flex; align-items: center; gap: 12px; padding: 14px 18px; border: 1px solid var(--s-border); border-radius: 14px; background: var(--s-surface); font-weight: 800; justify-self: start; }
.course-nav .next { justify-self: end; text-align: right; }
.course-nav small { display: block; font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--s-muted); font-weight: 700; }
.course-nav a:hover { border-color: var(--s-border-2); }
.course-nav svg { width: 18px; height: 18px; color: var(--s-teal); }
.course-nav .all { font-weight: 700; color: var(--s-text-2); font-size: 14px; }
.course-nav .all:hover { color: #fff; }

/* Visionneuse d'images (site.js, liens [data-lightbox]) */
.lightbox { position: fixed; inset: 0; z-index: 200; display: grid; grid-template-rows: 1fr auto; place-items: center; padding: 56px 72px 20px; background: rgba(5,11,17,.94); backdrop-filter: blur(6px); }
.lightbox[hidden] { display: none; }
.lightbox img { max-width: 100%; max-height: calc(100vh - 140px); width: auto; height: auto; border-radius: 8px; box-shadow: 0 30px 90px rgba(0,0,0,.6); background: #fff; }
.lightbox p { margin: 14px 0 0; color: var(--s-text-2); font-size: 14px; text-align: center; }
.lightbox button { position: absolute; width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--s-border); background: rgba(255,255,255,.06); color: #fff; cursor: pointer; display: grid; place-items: center; font-size: 22px; line-height: 1; }
.lightbox button:hover { border-color: var(--s-teal); color: var(--s-teal); }
.lightbox .lb-close { top: 14px; right: 18px; }
.lightbox .lb-prev { left: 14px; top: 50%; }
.lightbox .lb-next { right: 14px; top: 50%; }
body.lb-open { overflow: hidden; }

@media (max-width: 1080px) {
  .page-gallery, .portfolio-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .path { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .path li:nth-child(2) a::after { display: none; }
}
@media (max-width: 900px) {
  .course-grid, .trainee-panel, .faq-wrap, .programme-layout, .order-layout { grid-template-columns: 1fr; }
  .programme-layout .section-head { position: static; }
  .cover-stack { max-width: 420px; margin: 10px auto 0; }
  .course-cover a { transform: none; }
  .trainee-panel { padding: 28px; }
  .page-gallery, .portfolio-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .section-head.split { flex-direction: column; align-items: flex-start; }
  .lightbox { padding: 56px 12px 16px; }
  .lightbox .lb-prev, .lightbox .lb-next { top: auto; bottom: 14px; }
}
@media (max-width: 600px) {
  .path, .facts, .portfolio-grid.two, .portfolio-grid { grid-template-columns: 1fr; }
  .path li a::after { display: none; }
  .page-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .module summary { grid-template-columns: 32px 1fr 18px; }
  .module summary .m-meta { display: none; }
  .module-body { padding: 0 16px 18px; }
  .excerpt-card { grid-template-columns: 1fr; }
  .course-nav { grid-template-columns: 1fr; }
  .course-nav .prev, .course-nav .next { justify-self: stretch; }
  .course-nav .all { text-align: center; }
  .subnav { top: 68px; }
  .course-foot .s-btn { width: 100%; justify-content: center; }
}
@media (prefers-reduced-motion: reduce) {
  .cover-stack img, .course-cover a, .course-card, .shot a, .page-gallery a { transition: none; }
}