/* ==========================================================================
   Le labo des sections (/labo/) — grille de variantes avec aperçus desktop + mobile
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 132px; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--c-cream); color: var(--c-ink); font: 16px/1.5 var(--font-sans); -webkit-font-smoothing: antialiased; overflow-x: clip; padding-bottom: 76px; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, h3, p, ul, figure, blockquote { margin: 0; padding: 0; }
ul { list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
:focus-visible { outline: 3px solid var(--c-green-dark); outline-offset: 3px; border-radius: 6px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.lb-wrap { width: min(1320px, 100% - 48px); margin-inline: auto; }

/* ---------- En-tête + onglets collants ---------- */
.lb-top { position: sticky; top: 0; z-index: 40; background: color-mix(in srgb, var(--c-cream) 88%, transparent); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--c-border-soft); }
.lb-top__row { height: 60px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.lb-logo { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 20px; min-width: 0; }
.lb-logo img { border-radius: 50%; }
.lb-logo b { color: var(--c-green); }
.lb-logo em { font-style: normal; font: 500 12.5px var(--font-mono); color: var(--c-slate); padding: 4px 10px; border-radius: 999px; background: #fff; border: 1px solid var(--c-border-soft); white-space: nowrap; }
.lb-back { font-size: 14px; font-weight: 600; padding: 8px 14px; border-radius: 999px; background: var(--c-ink); color: #fff; white-space: nowrap; }
.lb-back:hover { background: var(--c-green-dark); }
.lb-tabs { display: flex; align-items: center; gap: 6px; padding-bottom: 10px; overflow-x: auto; scrollbar-width: none; }
.lb-tabs::-webkit-scrollbar { display: none; }
.lb-tabs a { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px 8px 8px; border-radius: 999px; font-size: 14.5px; font-weight: 600; color: var(--c-slate); white-space: nowrap; transition: background .2s, color .2s; }
.lb-tabs a b { width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; background: rgba(17,27,33,.08); font: 500 11px var(--font-mono); }
.lb-tabs a span { font: 500 11px var(--font-mono); color: var(--c-grey); }
.lb-tabs a:hover { background: rgba(17,27,33,.05); }
.lb-tabs a[aria-current="true"] { background: var(--c-ink); color: #fff; }
.lb-tabs a[aria-current="true"] b { background: var(--c-green); color: var(--c-ink); }
.lb-tabs a[aria-current="true"] span { color: rgba(255,255,255,.6); }
.lb-view { margin-left: auto; padding: 7px 12px; border-radius: 999px; border: 1px solid var(--c-border-card); background: #fff; font-size: 13px; font-weight: 600; white-space: nowrap; }
.lb-view[aria-pressed="true"] { background: var(--c-green-pale); border-color: var(--c-green); }

/* ---------- Intro ---------- */
.lb-hero { padding: 64px 0 40px; text-align: center; background-image: radial-gradient(rgba(17,27,33,.07) 1px, transparent 1px); background-size: 22px 22px; }
.lb-eyebrow { font: 500 12.5px var(--font-mono); text-transform: uppercase; letter-spacing: .04em; color: var(--c-slate); display: inline-flex; align-items: center; gap: 8px; }
.lb-eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--c-green); }
.lb-hero h1 { margin-top: 16px; font-size: clamp(40px, 6vw, 76px); line-height: 1.02; letter-spacing: -.045em; font-weight: 600; }
.lb-hl { background: var(--c-green); padding: 0 .16em; border-radius: .18em; display: inline-block; transform: rotate(-1.5deg); box-shadow: 0 10px 30px rgba(37,211,102,.35); }
.lb-lead { max-width: 720px; margin: 20px auto 0; font-size: 18px; color: var(--c-slate); }
.lb-legend { margin-top: 24px; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.lb-legend li { padding: 6px 12px; background: #fff; border: 1px solid var(--c-border-soft); border-radius: 999px; font-size: 13.5px; font-weight: 500; }

/* ---------- Sections ---------- */
.lb-sec { padding: 56px 0 24px; border-top: 1px solid var(--c-border-soft); }
.lb-sec__head { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 40px; align-items: end; }
.lb-num { font: 500 12.5px var(--font-mono); text-transform: uppercase; letter-spacing: .06em; color: var(--c-green-dark); }
.lb-sec h2 { margin-top: 8px; font-size: clamp(28px, 3.2vw, 42px); line-height: 1.1; letter-spacing: -.035em; font-weight: 600; }
.lb-sec__what { margin-top: 12px; color: var(--c-slate); font-size: 16px; max-width: 680px; }
.lb-quote { position: relative; padding: 18px 20px 16px 22px; background: #fff; border-radius: 18px; box-shadow: 0 1px 2px rgba(0,0,0,.04), 0 10px 30px rgba(17,27,33,.06); font-size: 15.5px; line-height: 1.5; color: var(--c-ink); border-left: 4px solid var(--c-green); }
.lb-quote cite { display: block; margin-top: 8px; font: 500 12px var(--font-mono); font-style: normal; color: var(--c-grey); text-transform: uppercase; letter-spacing: .06em; }
.lb-jump { margin-top: 24px; display: flex; flex-wrap: wrap; gap: 6px; }
.lb-jump a { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: #fff; border: 1px solid var(--c-border-soft); font: 600 13px var(--font-mono); }
.lb-jump a:hover { border-color: var(--c-green); background: var(--c-green-pale); }
.lb-grid { margin-top: 20px; display: grid; grid-template-columns: minmax(0, 1fr); gap: 24px; }

/* ---------- Carte de variante ---------- */
.lb-card { background: #fff; border-radius: 24px; padding: 22px 24px 24px; box-shadow: 0 1px 2px rgba(0,0,0,.04), 0 10px 30px rgba(17,27,33,.06); border: 2px solid transparent; transition: border-color .2s; scroll-margin-top: 132px; }
.lb-card.is-picked { border-color: var(--c-green); }
.lb-card__head { display: grid; grid-template-columns: 48px minmax(0, 1fr) auto; gap: 16px; align-items: start; }
.lb-letter { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; background: var(--c-ink); color: #fff; font: 600 20px var(--font-mono); }
.lb-card.is-picked .lb-letter { background: var(--c-green); color: var(--c-ink); }
.lb-card h3 { font-size: 21px; line-height: 1.25; font-weight: 600; letter-spacing: -.02em; }
.lb-idea { margin-top: 4px; font-size: 15px; color: var(--c-slate); max-width: 820px; }
.lb-meta { margin-top: 8px; display: flex; gap: 10px; font-size: 13.5px; color: var(--c-slate); max-width: 860px; }
.lb-meta b { flex: none; min-width: 58px; font: 500 11px/20px var(--font-mono); text-transform: uppercase; letter-spacing: .06em; color: var(--c-green-dark); }
.lb-meta a { color: var(--c-green-dark); text-decoration: underline; text-underline-offset: 2px; }
.lb-actions { display: flex; gap: 8px; align-items: center; }
.lb-pick, .lb-open { display: inline-flex; align-items: center; gap: 6px; min-height: 40px; padding: 0 14px; border-radius: 12px; font-size: 14px; font-weight: 600; white-space: nowrap; }
.lb-pick { border: 1px solid var(--c-border-card); background: #fff; }
.lb-pick:hover { border-color: var(--c-green); }
.lb-pick[aria-pressed="true"] { background: var(--c-green); border-color: var(--c-green); }
.lb-pick__ico { font-size: 16px; line-height: 1; }
.lb-open { background: var(--c-cream-2); }
.lb-open:hover { background: var(--c-green-pale); }

.lb-previews { margin-top: 20px; display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 20px; align-items: start; }
.lb-prev figcaption { display: flex; justify-content: space-between; gap: 8px; margin-bottom: 8px; font: 500 11.5px var(--font-mono); color: var(--c-grey); text-transform: uppercase; letter-spacing: .05em; }
.lb-clip { color: var(--c-green-dark); text-transform: none; letter-spacing: 0; }
.lb-frame { position: relative; overflow: hidden; border-radius: 14px; background: var(--c-cream); box-shadow: inset 0 0 0 1px var(--c-border-soft); height: 420px; }
.lb-prev--m .lb-frame { border-radius: 22px; box-shadow: 0 0 0 6px #111b21, 0 12px 30px rgba(17,27,33,.18); margin: 6px; }
.lb-frame iframe { position: absolute; left: 0; top: 0; border: 0; transform-origin: 0 0; background: var(--c-cream); }
.lb-frame[data-w="1440"] iframe { width: 1440px; height: 900px; }
.lb-frame[data-w="390"] iframe { width: 390px; height: 844px; }
.lb-loading { position: absolute; inset: 0; display: grid; place-items: center; font: 500 12px var(--font-mono); color: var(--c-grey); pointer-events: none; transition: opacity .3s; }
.lb-frame.is-loaded .lb-loading { opacity: 0; }
.lb-showdesk { display: none; }

/* Vue compacte : 2 variantes par ligne */
.lb-compact .lb-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.lb-compact .lb-card { padding: 18px; }
.lb-compact .lb-card__head { grid-template-columns: 40px minmax(0, 1fr); }
.lb-compact .lb-letter { width: 40px; height: 40px; font-size: 17px; }
.lb-compact .lb-actions { grid-column: 1 / -1; }
.lb-compact .lb-meta { display: none; }
.lb-compact .lb-previews { grid-template-columns: minmax(0, 1fr) 150px; gap: 14px; }

/* ---------- Barre « Ta sélection » ---------- */
.lb-picks { position: fixed; left: 0; right: 0; bottom: 0; z-index: 45; background: rgba(17,27,33,.94); color: #fff; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.lb-picks__row { min-height: 60px; display: flex; align-items: center; gap: 18px; }
.lb-picks__label { font: 500 12px var(--font-mono); text-transform: uppercase; letter-spacing: .06em; color: #8fe0ad; white-space: nowrap; }
.lb-picks__list { display: flex; gap: 8px; flex: 1; min-width: 0; overflow-x: auto; scrollbar-width: none; }
.lb-picks__list li { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; background: rgba(255,255,255,.08); font-size: 13.5px; white-space: nowrap; }
.lb-picks__list li span { color: rgba(255,255,255,.65); }
.lb-picks__list li.is-set { background: rgba(37,211,102,.2); }
.lb-copy { padding: 9px 16px; border-radius: 999px; background: var(--c-green); color: var(--c-ink); font-weight: 600; font-size: 14px; white-space: nowrap; }

.lb-foot { padding: 40px 0 32px; border-top: 1px solid var(--c-border-soft); font-size: 14px; color: var(--c-grey); }
.lb-foot .lb-wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.lb-foot a { font-weight: 600; color: var(--c-ink); }

/* ---------- Tablette ---------- */
@media (max-width: 1100px) {
  .lb-sec__head { grid-template-columns: 1fr; gap: 20px; }
  .lb-card__head { grid-template-columns: 44px minmax(0, 1fr); }
  .lb-actions { grid-column: 2; }
  .lb-compact .lb-grid { grid-template-columns: 1fr; }
  .lb-previews { grid-template-columns: minmax(0, 1fr) 220px; }
}

/* ---------- Mobile : l'aperçu mobile d'abord, le desktop sur demande ---------- */
@media (max-width: 760px) {
  html { scroll-padding-top: 116px; }
  .lb-wrap { width: calc(100% - 32px); }
  .lb-top__row { height: 54px; }
  .lb-logo { font-size: 18px; } .lb-logo em { display: none; }
  .lb-back { font-size: 13px; padding: 7px 12px; }
  .lb-tabs { padding-bottom: 8px; gap: 4px; }
  .lb-tabs a { font-size: 13.5px; padding: 7px 12px 7px 7px; }
  .lb-tabs a span, .lb-view { display: none; }
  .lb-hero { padding: 40px 0 28px; }
  .lb-lead { font-size: 16px; }
  .lb-sec { padding: 40px 0 16px; }
  .lb-quote { font-size: 14.5px; }
  .lb-card { padding: 16px; border-radius: 20px; scroll-margin-top: 116px; }
  .lb-card__head { grid-template-columns: 40px minmax(0, 1fr); gap: 12px; }
  .lb-letter { width: 40px; height: 40px; font-size: 17px; border-radius: 12px; }
  .lb-card h3 { font-size: 18px; }
  .lb-idea { font-size: 14.5px; }
  .lb-meta { flex-direction: column; gap: 2px; }
  .lb-actions { grid-column: 1 / -1; }
  .lb-actions > * { flex: 1; justify-content: center; }
  .lb-previews { grid-template-columns: 1fr; gap: 16px; }
  .lb-prev--m { order: -1; width: min(300px, 100% - 12px); margin-inline: auto; }
  .lb-prev--d { display: none; }
  .lb-card.show-desk .lb-prev--d { display: block; }
  .lb-showdesk { display: flex; justify-content: center; width: 100%; margin-top: 14px; padding: 10px; border-radius: 12px; border: 1px dashed var(--c-border-card); font-size: 14px; font-weight: 600; color: var(--c-slate); }
  .lb-picks__row { gap: 10px; min-height: 56px; }
  .lb-picks__label { display: none; }
  .lb-picks__list li { padding: 5px 10px; font-size: 12.5px; }
  .lb-copy { padding: 8px 12px; font-size: 13px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }