/* Accueil — design « sombre et vivant » (proposition B, choisie le 04/10/2026).
   Polices système : aucune ressource chargée chez un tiers (règle du site). */
:root {
  --fond: #0a0b0f; --fond-2: #0e1016; --carte: #13151c; --carte-2: #181b24; --ligne: #232633; --ligne-2: #343a4d;
  --texte: #eceef3; --doux: #9097a8; --pale: #646b7d;
  --accent: #d4ff3a; --accent-2: #7c5cff; --menthe: #7ef0c8;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --rayon: 20px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: clip; }
body { margin: 0; background: var(--fond); color: var(--texte); font: 17px/1.6 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
img { max-width: 100%; display: block; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.l { max-width: 1200px; margin: 0 auto; padding: 0 28px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- En-tête ---------- */
.entete { position: fixed; inset: 0 0 auto 0; z-index: 50; transition: background .3s, border-color .3s; border-bottom: 1px solid transparent; }
.entete.opaque { background: rgba(10, 11, 15, .82); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-color: rgba(52, 58, 77, .5); }
.entete .l { display: flex; justify-content: space-between; align-items: center; height: 76px; gap: 16px; }
.nom { font-weight: 750; text-decoration: none; letter-spacing: -.01em; font-size: 1.05rem; }
.nav { display: flex; gap: 2px; padding: 5px; border: 1px solid var(--ligne); border-radius: 999px; background: rgba(19, 21, 28, .7); backdrop-filter: blur(10px); }
.nav a { text-decoration: none; font-size: .86rem; color: var(--doux); padding: 7px 14px; border-radius: 999px; transition: background .2s, color .2s; }
.nav a:hover { background: var(--ligne); color: var(--texte); }
.bouton-menu { display: none; background: var(--carte); color: var(--texte); border: 1px solid var(--ligne); border-radius: 12px; width: 44px; height: 44px; font-size: 1.2rem; cursor: pointer; }
.menu-mobile { position: fixed; inset: 76px 12px auto 12px; z-index: 49; background: var(--carte); border: 1px solid var(--ligne); border-radius: 18px; padding: 10px; }
.menu-mobile a { display: block; padding: 12px 14px; text-decoration: none; border-radius: 10px; }
.menu-mobile a:hover { background: var(--ligne); }

/* ---------- Boutons, étiquettes ---------- */
.btn { display: inline-flex; gap: 10px; align-items: center; justify-content: center; background: var(--accent); color: #0a0b0f; font: 700 1rem var(--sans); text-decoration: none; padding: 15px 26px; border-radius: 12px; border: 0; cursor: pointer; transition: transform .2s, box-shadow .2s; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 30px -10px rgba(212, 255, 58, .55); }
.btn.fantome { background: transparent; color: var(--texte); border: 1px solid var(--ligne-2); }
.btn.fantome:hover { border-color: var(--accent); box-shadow: none; }
.btn .fl { transition: transform .2s; } .btn:hover .fl { transform: translateX(4px); }
.etiquette { font: 500 .78rem var(--mono); color: var(--accent); letter-spacing: .08em; text-transform: uppercase; margin: 0 0 14px; display: inline-flex; align-items: center; gap: 10px; }
.etiquette::before { content: ""; width: 18px; height: 1px; background: currentColor; }
h2 { font-size: clamp(2rem, 4vw, 3.3rem); letter-spacing: -.03em; line-height: 1.05; margin: 0 0 16px; font-weight: 720; }
.chapo { color: var(--doux); font-size: 1.12rem; max-width: 62ch; margin: 0 0 30px; }
section { padding: 76px 0; position: relative; }
#livre { overflow: hidden; }
.sep { border-top: 1px solid var(--ligne); }

/* ---------- Héros ---------- */
.heros { display: flex; align-items: center; padding: 112px 0 48px; overflow: hidden; }
.heros .l { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 48px; width: 100%; }
.halo { position: absolute; z-index: -1; border-radius: 50%; filter: blur(20px); pointer-events: none; }
.halo.h1 { width: 62vw; height: 62vw; right: -18vw; top: -14vw; background: radial-gradient(closest-side, rgba(124, 92, 255, .32), transparent 70%); animation: flotte 14s ease-in-out infinite alternate; }
.halo.h2 { width: 40vw; height: 40vw; left: -14vw; bottom: -18vw; background: radial-gradient(closest-side, rgba(212, 255, 58, .10), transparent 70%); animation: flotte 18s ease-in-out infinite alternate-reverse; }
@keyframes flotte { to { transform: translate(-6%, 8%) scale(1.08); } }
.heros h1 { font-size: clamp(2.2rem, 4.4vw, 3.6rem); line-height: 1.02; letter-spacing: -.04em; margin: 0 0 24px; font-weight: 760; }
.vif { background: linear-gradient(90deg, var(--accent), var(--menthe)); -webkit-background-clip: text; background-clip: text; color: transparent; }
/* Les trois métiers du titre : une couleur chacun, un trait qui se dessine l'un après l'autre
   une fois le titre arrivé. L'état final est l'état par défaut : si l'animation est coupée
   (réduction des animations), les traits restent affichés. */
.heros h1 .mot { position: relative; display: inline-block; white-space: nowrap; }
.heros h1 .mot::after { content: ""; position: absolute; left: 0; right: 0; bottom: -.02em; height: .075em; border-radius: 99px; background: currentColor; opacity: .5; transform-origin: left; animation: trait .7s cubic-bezier(.65, 0, .35, 1) both; }
.heros h1 .m1 { color: var(--menthe); } .heros h1 .m1::after { animation-delay: .9s; }
.heros h1 .m2 { color: #a993ff; } .heros h1 .m2::after { animation-delay: 1.15s; }
.heros h1 .m3 { background-image: linear-gradient(90deg, var(--accent), var(--menthe), var(--accent)); background-size: 200% 100%; animation: reflet 7s linear infinite; }
.heros h1 .m3::after { background: linear-gradient(90deg, var(--accent), var(--menthe)); animation-delay: 1.4s; }
@keyframes trait { from { transform: scaleX(0); } }
@keyframes reflet { to { background-position: -200% 0; } }
.terminal-ligne { display: inline-flex; max-width: 100%; font: 500 .95rem/1.5 var(--mono); color: var(--doux); background: var(--carte); border: 1px solid var(--ligne); border-radius: 10px; padding: 12px 16px; margin: 0 0 34px; text-decoration: none; }
.terminal-ligne:hover { border-color: var(--ligne-2); }
.terminal-ligne b { color: var(--accent); font-weight: 500; }
.curseur { display: inline-block; width: 8px; height: 1.05em; background: var(--accent); vertical-align: -3px; margin-left: 3px; animation: clign 1s steps(1) infinite; }
@keyframes clign { 50% { opacity: 0; } }
.actions { display: flex; gap: 12px; flex-wrap: wrap; }
.portrait { position: relative; aspect-ratio: 1; border-radius: 28px; overflow: hidden; border: 1px solid var(--ligne); }
.portrait img { width: 100%; height: 100%; object-fit: cover; }
.portrait::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(10, 11, 15, .85)); }
.pastille { position: absolute; left: 18px; bottom: 18px; z-index: 1; white-space: nowrap; font: 500 .8rem var(--mono); background: rgba(10, 11, 15, .75); border: 1px solid var(--ligne); padding: 8px 12px; border-radius: 999px; }
.pastille::before { content: ""; display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); margin-right: 8px; vertical-align: 1px; box-shadow: 0 0 10px var(--accent); }

/* ---------- Offres ---------- */
.offres { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.offre { position: relative; background: var(--carte); border: 1px solid var(--ligne); border-radius: var(--rayon); padding: 28px; display: flex; flex-direction: column; min-height: 280px; overflow: hidden; transition: border-color .25s, transform .25s; }
.offre:hover { border-color: var(--ligne-2); transform: translateY(-4px); }
.offre::before { content: ""; position: absolute; right: -60px; bottom: -80px; width: 240px; height: 240px; background: radial-gradient(closest-side, rgba(124, 92, 255, .38), transparent); opacity: 0; transition: opacity .35s; }
.offre:hover::before { opacity: 1; }
.offre .n { font: 500 .8rem var(--mono); color: var(--pale); }
.offre h3 { font-size: 1.45rem; letter-spacing: -.02em; line-height: 1.15; margin: 36px 0 12px; }
.offre p { color: var(--doux); margin: 0 0 24px; font-size: .97rem; }
.offre a { margin-top: auto; font-weight: 650; font-size: .92rem; text-decoration: none; color: var(--accent); position: relative; }

/* ---------- Consultant ---------- */
.trois { display: grid; grid-template-columns: 1fr 1fr 1.25fr; gap: 16px; }
.bloc { background: var(--carte); border: 1px solid var(--ligne); border-radius: var(--rayon); padding: 30px; }
.bloc h3 { font-size: 1.3rem; letter-spacing: -.02em; margin: 0 0 10px; line-height: 1.2; }
.bloc p { color: var(--doux); margin: 0 0 18px; }
.coches { list-style: none; padding: 0; margin: 0; display: grid; gap: 9px; }
.coches li { padding-left: 26px; position: relative; color: #c9cdd8; font-size: .95rem; }
.coches li::before { content: ""; position: absolute; left: 2px; top: .55em; width: 12px; height: 6px; border-left: 2px solid var(--accent); border-bottom: 2px solid var(--accent); transform: rotate(-45deg); }
.bloc.vedette { background: linear-gradient(160deg, #1b1830, var(--carte) 60%); border-color: #3a3363; }
.citation { font-size: 1.08rem; color: var(--texte); border-left: 2px solid var(--accent); padding-left: 16px; margin: 0 0 20px; font-style: italic; }

/* ---------- Clients ---------- */
.defile { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.piste { display: flex; gap: 64px; width: max-content; animation: defile 46s linear infinite; font-size: 1.5rem; font-weight: 680; color: #5b6274; letter-spacing: -.01em; }
.piste span { white-space: nowrap; transition: color .2s; } .piste span:hover { color: var(--texte); }
.defile:hover .piste { animation-play-state: paused; }
@keyframes defile { to { transform: translateX(-50%); } }

/* ---------- Vibe coding ---------- */
.vibe { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; align-items: start; }
.chiffres { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 0 0 26px; }
.chiffre { background: var(--carte); border: 1px solid var(--ligne); border-radius: 14px; padding: 16px; }
.chiffre b { display: block; font-size: 1.9rem; letter-spacing: -.03em; color: var(--accent); line-height: 1.1; }
.chiffre small { color: var(--doux); font-size: .84rem; }
.puces { list-style: none; padding: 0; margin: 0 0 28px; display: flex; flex-wrap: wrap; gap: 8px; }
.puces a { display: block; text-decoration: none; font: 500 .82rem var(--mono); padding: 7px 12px; border: 1px solid var(--ligne-2); border-radius: 999px; color: #c9cdd8; }
.puces a:hover { border-color: var(--accent); color: var(--accent); }
.console { background: #07080b; border: 1px solid var(--ligne); border-radius: 16px; overflow: hidden; box-shadow: 0 30px 80px -40px rgba(124, 92, 255, .5); }
.console-barre { display: flex; align-items: center; gap: 7px; padding: 12px 14px; border-bottom: 1px solid var(--ligne); font: 500 .75rem var(--mono); color: var(--pale); }
.console-barre i { width: 10px; height: 10px; border-radius: 50%; background: #2b2f3d; } .console-barre span { margin-left: 8px; }
.console-corps { font: 500 .9rem/1.65 var(--mono); padding: 18px; min-height: 280px; white-space: pre-wrap; color: #c9cdd8; }
.console-corps .dim { color: var(--pale); } .console-corps .moi { color: var(--texte); } .console-corps .ok { color: var(--accent); } .console-corps .url { color: var(--menthe); }
.note-console { color: var(--pale); font-size: .85rem; margin: 10px 2px 0; }
.mur { display: grid; grid-template-columns: repeat(6, 1fr); grid-auto-rows: 118px; grid-auto-flow: dense; gap: 14px; margin-top: 36px; }
.mur a { position: relative; border-radius: 14px; overflow: hidden; border: 1px solid var(--ligne); display: block; }
.mur a.grand { grid-column: span 2; grid-row: span 2; }
.mur img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform .45s; }
.mur a:hover img { transform: scale(1.05); }
.mur span { position: absolute; left: 10px; bottom: 10px; font: 500 .75rem var(--mono); background: rgba(10, 11, 15, .82); padding: 5px 9px; border-radius: 6px; }

/* ---------- Parcours ---------- */
.jalons { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.jalon { display: grid; grid-template-columns: 52px 1fr; gap: 22px; align-items: start; background: linear-gradient(160deg, var(--carte-2), var(--fond-2)); border: 1px solid var(--ligne); border-radius: 22px; padding: 30px; transition: border-color .25s, transform .25s; }
.jalon:hover { border-color: var(--ligne-2); transform: translateY(-3px); }
.jalon.vedette { border-color: rgba(212, 255, 58, .45); box-shadow: 0 20px 60px -40px rgba(212, 255, 58, .5); }
.jalon .an { font: 700 .8rem var(--sans); letter-spacing: .12em; text-transform: uppercase; color: var(--accent); }
.jalon h3 { margin: 8px 0 4px; font-size: 1.35rem; line-height: 1.25; letter-spacing: -.01em; }
.jalon .ou { color: #b9bfcc; font-size: .98rem; margin: 0 0 14px; }
.jalon p { color: var(--doux); font-size: .98rem; margin: 0; text-align: left; }
.tuile { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; color: #fff; }
.tuile svg { width: 26px; height: 26px; }
.tuile.or { background: linear-gradient(135deg, #f5c518, #f59e0b); color: #fff8e1; }
.tuile.violet { background: linear-gradient(135deg, #a855f7, #6366f1); }
.tuile.orange { background: linear-gradient(135deg, #fb923c, #ea580c); }
.tuile.ardoise { background: linear-gradient(135deg, #94a3b8, #475569); }
.tuile.bleu { background: linear-gradient(135deg, #38bdf8, #2563eb); }
.tuile.vert { background: linear-gradient(135deg, #a3e635, #16a34a); }
.frise { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 40px; }
.frise::before { content: ""; position: absolute; left: 0; right: 0; top: 9px; height: 1px; background: linear-gradient(90deg, var(--accent), var(--accent-2), transparent); }
.frise > div { padding-top: 34px; position: relative; }
.frise > div::before { content: ""; position: absolute; top: 3px; left: 0; width: 13px; height: 13px; border-radius: 50%; background: var(--fond); border: 2px solid var(--accent); }
.frise .an { font: 500 .85rem var(--mono); color: var(--accent); } .frise h3 { margin: 8px 0; font-size: 1.1rem; } .frise p { color: var(--doux); font-size: .92rem; margin: 0; }

/* ---------- Livre ---------- */
.livre { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: center; }
.couverture { perspective: 1200px; display: flex; justify-content: center; }
.couverture .flotte { animation: levite 6s ease-in-out infinite; }
@keyframes levite { 50% { transform: translateY(-14px); } }
.couverture img { width: min(400px, 100%); height: auto; aspect-ratio: 800 / 1129; border-radius: 6px 12px 12px 6px; transform: rotateY(-6deg); transition: transform .25s ease-out; box-shadow: -20px 40px 80px -30px rgba(0, 0, 0, .9), 0 0 0 1px rgba(255, 255, 255, .06), 30px 30px 90px -40px rgba(124, 92, 255, .6); will-change: transform; }
.livre blockquote { margin: 26px 0 32px; font-size: 1.15rem; font-style: italic; color: var(--texte); border-left: 2px solid var(--accent); padding-left: 18px; }

/* ---------- Diagnostic ---------- */
.diag { max-width: 820px; margin: 0 auto; background: var(--carte); border: 1px solid var(--ligne); border-radius: 24px; padding: 34px; }
.diag-tete { display: flex; justify-content: space-between; font: 500 .82rem var(--mono); color: var(--pale); margin-bottom: 10px; }
.diag-barre { height: 4px; background: var(--ligne); border-radius: 4px; overflow: hidden; margin-bottom: 28px; }
.diag-barre div { height: 100%; background: linear-gradient(90deg, var(--accent), var(--menthe)); transition: width .4s; }
.diag h3 { font-size: 1.5rem; letter-spacing: -.02em; margin: 0 0 22px; }
.options { display: grid; gap: 10px; margin-bottom: 26px; }
.option { text-align: left; font: 550 1rem var(--sans); color: var(--texte); background: var(--fond-2); border: 1px solid var(--ligne); border-radius: 14px; padding: 16px 18px; cursor: pointer; transition: border-color .2s, background .2s; }
.option:hover { border-color: var(--ligne-2); }
.option[aria-checked="true"] { border-color: var(--accent); background: rgba(212, 255, 58, .06); }
.diag-pied { display: flex; justify-content: space-between; gap: 10px; }
.lien-btn { background: none; border: 0; color: var(--doux); font: 600 .95rem var(--sans); cursor: pointer; padding: 10px 4px; }
.lien-btn:disabled { opacity: .35; cursor: default; }
.diag .resultat { text-align: center; } .diag .resultat p { color: var(--doux); font-size: 1.08rem; max-width: 56ch; margin: 0 auto 26px; }
.diag .resultat .actions { justify-content: center; }
.diag-entree { animation: entree .35s ease-out; }
@keyframes entree { from { opacity: 0; transform: translateY(8px); } }

/* ---------- Partenaire ---------- */
.piliers { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.pilier { border-top: 1px solid var(--ligne-2); padding-top: 20px; }
.pilier .n { font: 500 .8rem var(--mono); color: var(--accent); } .pilier h3 { margin: 10px 0 8px; font-size: 1.15rem; } .pilier p { color: var(--doux); font-size: .94rem; margin: 0; }

/* ---------- Scène (photos de conférences) ---------- */
.scene { display: grid; grid-template-columns: repeat(12, 1fr); grid-auto-rows: 120px; gap: 14px; margin: 0; }
.scene figure { margin: 0; position: relative; border-radius: 18px; overflow: hidden; border: 1px solid var(--ligne); }
.scene img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.scene figure:hover img { transform: scale(1.04); }
.scene figcaption { position: absolute; left: 12px; bottom: 12px; font: 500 .75rem var(--mono); background: rgba(10, 11, 15, .8); padding: 6px 10px; border-radius: 7px; }
/* 8 photos : une grande + deux à droite, trois en ligne, puis deux pour finir. object-position garde Alexandre dans le cadre quand la photo est rognée. */
.scene .s1 { grid-column: span 7; grid-row: span 4; } .scene .s1 img { object-position: 20% 70%; }
.scene .s2, .scene .s3 { grid-column: span 5; grid-row: span 2; }
.scene .s4, .scene .s5, .scene .s6 { grid-column: span 4; grid-row: span 2; } .scene .s6 img { object-position: 90% 50%; }
.scene .s7 { grid-column: span 7; grid-row: span 3; } .scene .s8 { grid-column: span 5; grid-row: span 3; }
.publics > *, .vibe > *, .faq > *, .contact > *, .grand-format > *, .livre > * { min-width: 0; }
.tete-conf { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; margin: 0 0 30px; }
.tete-conf .btn { flex: none; }
.publics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 20px; }
.public { background: var(--carte); border: 1px solid var(--ligne); border-radius: 22px; overflow: hidden; transition: border-color .25s, transform .25s; }
.public:hover { border-color: rgba(124, 92, 255, .6); transform: translateY(-4px); }
.public-image { position: relative; aspect-ratio: 16 / 8; overflow: hidden; }
.public-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.public:hover .public-image img { transform: scale(1.05); }
.public-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(10, 11, 15, .15) 20%, var(--carte) 100%); }
.public-image h3 { position: absolute; left: 24px; right: 24px; bottom: 14px; z-index: 1; margin: 0; font-size: 1.5rem; letter-spacing: -.02em; line-height: 1.15; }
.public ul { list-style: none; margin: 0; padding: 18px 24px 26px; display: grid; gap: 14px; }
.public li { position: relative; padding-left: 22px; color: #c9cdd8; font-size: .98rem; }
.public li::before { content: ""; position: absolute; left: 2px; top: .55em; width: 7px; height: 7px; border-top: 2px solid var(--accent); border-right: 2px solid var(--accent); transform: rotate(45deg); }

/* ---------- Témoignages ---------- */
.avis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.avis figure { margin: 0; background: var(--carte); border: 1px solid var(--ligne); border-radius: var(--rayon); padding: 28px; display: flex; flex-direction: column; }
.avis blockquote { margin: 0 0 22px; font-size: 1.04rem; color: #d7dae3; }
.avis blockquote::before { content: "“"; display: block; font: 700 3rem/1 Georgia, serif; color: var(--accent-2); margin-bottom: 6px; }
.avis figcaption { margin-top: auto; } .avis figcaption b { display: block; } .avis figcaption small { color: var(--doux); }

/* ---------- Podcast & créations ---------- */
.grand-format { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: center; }
.grand-format.inverse .visuel { order: 2; }
.visuel { position: relative; border-radius: 26px; overflow: hidden; border: 1px solid var(--ligne); aspect-ratio: 4 / 3.2; }
.visuel img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s; }
.visuel:hover img { transform: scale(1.04); }
.visuel .pastille { left: 20px; bottom: 20px; }
/* Pastille du portrait : le projet en cours (ELFE), cliquable ; le point pulse doucement. */
a.pastille { color: var(--texte); text-decoration: none; transition: border-color .2s, background .2s; }
a.pastille:hover { border-color: var(--accent); background: rgba(10, 11, 15, .92); }
.pastille.en-cours::before { animation: pouls 2.4s ease-in-out infinite; }
@keyframes pouls { 50% { box-shadow: 0 0 0 5px rgba(212, 255, 58, .12), 0 0 14px var(--accent); } }
.grand-format p { color: var(--doux); font-size: 1.08rem; margin: 0 0 16px; }

/* ---------- Questions fréquentes ---------- */
.faq { display: grid; grid-template-columns: .8fr 1.2fr; gap: 40px; align-items: start; }
.faq > div:first-child { position: sticky; top: 110px; }
.questions { display: grid; gap: 10px; }
.question { background: var(--carte); border: 1px solid var(--ligne); border-radius: 16px; transition: border-color .2s; }
.question[open] { border-color: var(--ligne-2); }
.question summary { cursor: pointer; list-style: none; padding: 20px 56px 20px 22px; font-weight: 650; font-size: 1.06rem; position: relative; }
.question summary::-webkit-details-marker { display: none; }
.question summary::after { content: "+"; position: absolute; right: 22px; top: 50%; transform: translateY(-50%); font: 400 1.5rem var(--mono); color: var(--accent); transition: transform .2s; }
.question[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.question p { margin: 0; padding: 0 22px 22px; color: var(--doux); }

/* ---------- Contact ---------- */
.contact { display: grid; grid-template-columns: 1.15fr .85fr; gap: 24px; }
.formulaire { background: var(--carte); border: 1px solid var(--ligne); border-radius: 24px; padding: 32px; display: grid; gap: 16px; }
.formulaire label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 7px; } .formulaire label span { color: var(--accent); }
.formulaire input, .formulaire textarea { width: 100%; font: 1rem var(--sans); color: var(--texte); background: var(--fond-2); border: 1px solid var(--ligne); border-radius: 12px; padding: 13px 14px; }
.formulaire input:focus, .formulaire textarea:focus { outline: none; border-color: var(--accent); }
.formulaire .piege { position: absolute; left: -9999px; }
.retour { margin: 0; padding: 12px 14px; border-radius: 12px; background: rgba(126, 240, 200, .08); color: var(--menthe); }
.retour.erreur { background: rgba(255, 107, 107, .08); color: #ff9b9b; }
.infos { display: grid; gap: 16px; align-content: start; }
.infos .bloc a { color: var(--accent); }
.liens { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.liens a { text-decoration: none; color: var(--doux); } .liens a:hover { color: var(--texte); }

/* ---------- Pied ---------- */
.pied { border-top: 1px solid var(--ligne); padding: 28px 0 34px; color: var(--pale); font-size: .88rem; }
.pied .l { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 14px; }
.pied a { text-decoration: none; } .pied a:hover { color: var(--texte); }
.pied nav { display: flex; gap: 18px; flex-wrap: wrap; }

/* ---------- Toasts ---------- */
.toasts { position: fixed; right: 18px; bottom: 18px; z-index: 60; display: grid; gap: 8px; }
.toast { background: var(--carte-2); border: 1px solid var(--ligne-2); border-radius: 12px; padding: 12px 16px; max-width: 340px; box-shadow: 0 20px 40px -20px #000; }
.toast strong { display: block; margin-bottom: 2px; } .toast span { color: var(--doux); font-size: .92rem; }

/* ---------- Apparitions ---------- */
/* Le contenu est visible par défaut : l'effet ne s'active que si le script tourne
   (classe « js » posée dans <head>). Sans script, rien ne reste caché. */
.js .rv { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.js .rv.vu { opacity: 1; transform: none; }
/* Le héros apparaît tout de suite, par une simple animation d'entrée. */
.heros .entree { animation: monte .8s ease-out both; }
.heros .entree:nth-child(2) { animation-delay: .1s; } .heros .entree:nth-child(3) { animation-delay: .2s; }
.heros .portrait.entree { animation-delay: .15s; }
@keyframes monte { from { opacity: 0; transform: translateY(18px); } }

/* ---------- Petits écrans ---------- */
@media (max-width: 1000px) {
  .nav { display: none; } .bouton-menu { display: block; }
  .heros .l, .vibe, .livre, .grand-format, .contact, .faq { grid-template-columns: 1fr; }
  .faq > div:first-child { position: static; }
  .grand-format.inverse .visuel { order: 0; }
  .offres, .frise, .piliers { grid-template-columns: 1fr 1fr; }
  .jalons { grid-template-columns: 1fr; }
  .trois, .avis { grid-template-columns: 1fr; }
  .publics { grid-template-columns: 1fr 1fr; } .tete-conf { flex-direction: column; align-items: flex-start; }
  .livre { gap: 40px; }
  .scene { grid-template-columns: 1fr 1fr; grid-auto-rows: 160px; }
  .scene .s2, .scene .s3, .scene .s4, .scene .s5, .scene .s6, .scene .s7 { grid-column: span 1; grid-row: span 1; }
  .scene .s1, .scene .s8 { grid-column: span 2; grid-row: span 2; }
}
@media (max-width: 620px) {
  body { font-size: 16px; } section { padding: 56px 0; } .l { padding: 0 18px; }
  .offres, .jalons, .frise, .piliers, .chiffres, .publics { grid-template-columns: 1fr; }
  .jalon { grid-template-columns: 1fr; gap: 14px; padding: 24px; }
  .mur { grid-template-columns: 1fr 1fr; grid-auto-rows: 110px; } .mur a.grand { grid-column: span 2; }
  .heros h1 { font-size: 2.05rem; } .heros { padding: 100px 0 40px; } .portrait .pastille { font-size: .7rem; left: 12px; bottom: 12px; } .offre { min-height: 0; } .offre h3 { margin-top: 30px; }
  .diag, .formulaire, .sujets { padding: 22px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .js .rv { opacity: 1; transform: none; }
}