/* SLY ELEC — vitrine. Noir, blanc, un seul accent, le trait du logo. Mobile d'abord, aucune ressource extérieure. */
:root {
  --noir: #111417; --encre: #1b1f24; --gris: #5f6670; --gris-2: #9aa3af; --ligne: #e3e6ea; --fond: #ffffff; --fond-2: #f5f6f8;
  --accent: #f5a623; --accent-2: #d98d0b; --nuit: #111417;
  --max: 1100px; --rayon: 14px; --trait: 2.5px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; font-size: 17px; line-height: 1.55; color: var(--encre); background: var(--fond); min-height: 100vh; display: flex; flex-direction: column; }
main { flex: 1 0 auto; }
.pied { margin-top: auto; }
a { color: inherit; }
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3 { line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(1.9rem, 5.5vw, 3.1rem); font-weight: 800; }
h2 { font-size: clamp(1.45rem, 3.6vw, 2.1rem); font-weight: 800; }
h3 { font-size: 1.15rem; font-weight: 700; }
p { margin: 0 0 1em; }
.sur-titre { display: inline-block; text-transform: uppercase; letter-spacing: .14em; font-size: .78rem; font-weight: 700; color: var(--gris); margin-bottom: .6rem; }
.sur-titre::before { content: ""; display: inline-block; width: 1.6rem; height: var(--trait); background: var(--accent); vertical-align: middle; margin-right: .6rem; }
.contenu { max-width: var(--max); margin: 0 auto; padding: 0 1.1rem; }
section { padding: 3.2rem 0; }
section.alt { background: var(--fond-2); }
section.nuit { background: var(--nuit); color: #fff; }
section.nuit .sur-titre { color: #c9d3e0; }

/* En-tête */
.entete { position: sticky; top: 0; z-index: 30; background: rgba(255,255,255,.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--ligne); }
.entete .contenu { display: flex; align-items: center; gap: 1rem; height: 64px; }
.logo img { height: 44px; width: auto; }
.nav { margin-left: auto; display: none; gap: 1.1rem; align-items: center; font-weight: 600; font-size: .93rem; white-space: nowrap; }
.nav a { text-decoration: none; padding: .3rem 0; border-bottom: 2px solid transparent; }
.nav a:hover, .nav a.actif { border-bottom-color: var(--accent); }
.nav .btn { padding: .5rem .9rem; font-size: .9rem; }
.nav .btn.secondaire { margin-left: .4rem; }
.burger { margin-left: auto; width: 44px; height: 44px; border: 0; background: none; cursor: pointer; display: grid; place-items: center; }
.burger span { display: block; width: 24px; height: var(--trait); background: var(--noir); border-radius: 2px; box-shadow: 0 -7px 0 var(--noir), 0 7px 0 var(--noir); }
.menu-mobile { display: none; border-top: 1px solid var(--ligne); background: #fff; }
.menu-mobile a { display: block; padding: .9rem 1.1rem; text-decoration: none; font-weight: 600; border-bottom: 1px solid var(--ligne); }
.menu-mobile a.actif { color: var(--accent-2); }
body.menu-ouvert .menu-mobile { display: block; }
@media (min-width: 1000px) { .nav { display: flex; } .burger, .menu-mobile { display: none !important; } .logo img { height: 50px; } }

/* Boutons */
.btn { display: inline-flex; align-items: center; gap: .5rem; padding: .85rem 1.3rem; border-radius: 999px; background: var(--accent); color: var(--noir); font-weight: 800; text-decoration: none; border: 2px solid var(--accent); transition: transform .12s, background .12s; }
.btn:hover { background: var(--accent-2); border-color: var(--accent-2); transform: translateY(-1px); }
.btn.secondaire { background: transparent; border-color: var(--noir); color: var(--noir); }
.btn.secondaire:hover { background: var(--noir); color: #fff; }
.nuit .btn.secondaire { border-color: #fff; color: #fff; }
.nuit .btn.secondaire:hover { background: #fff; color: var(--nuit); }
.btn svg { width: 1.1em; height: 1.1em; }
.boutons { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.4rem; }

/* Bandeau d'accueil */
.heros { padding: 3.6rem 0 3rem; position: relative; overflow: hidden; }
.heros .contenu { display: grid; gap: 2rem; align-items: center; }
.heros p.grand { font-size: 1.2rem; color: var(--gris); max-width: 38rem; }
.heros .signature { font-style: italic; color: var(--gris); margin-top: 1rem; }
.heros .visuel { display: none; }
@media (min-width: 860px) { .heros { padding: 5rem 0 4rem; } .heros .contenu { grid-template-columns: 1.15fr 1fr; } .heros .visuel { display: block; } }
.heros .visuel img { width: 100%; max-width: 480px; margin: 0 auto; }

/* Grille de cartes */
.cartes { display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .cartes { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1000px) { .cartes.quatre { grid-template-columns: repeat(4, 1fr); } .cartes.trois { grid-template-columns: repeat(3, 1fr); } }
.carte { background: #fff; border: 1px solid var(--ligne); border-radius: var(--rayon); padding: 1.4rem 1.3rem; display: flex; flex-direction: column; gap: .5rem; text-decoration: none; transition: transform .12s, box-shadow .12s; }
a.carte:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(15,42,68,.09); }
.carte .icone { width: 46px; height: 46px; color: var(--noir); }
.carte .icone svg { width: 100%; height: 100%; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.carte h3 { margin: .2rem 0 .1rem; }
.carte p { color: var(--gris); margin: 0; font-size: .97rem; }
.carte .lien { margin-top: auto; padding-top: .6rem; font-weight: 700; color: var(--accent-2); }
.nuit .carte { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.14); color: #fff; }
.nuit .carte p { color: #c9d3e0; }
.nuit .carte .icone { color: var(--accent); }

/* Liste à trait */
.points { list-style: none; padding: 0; margin: 0; display: grid; gap: .9rem; }
.points li { padding-left: 2rem; position: relative; }
.points li::before { content: ""; position: absolute; left: 0; top: .72em; width: 1.2rem; height: var(--trait); background: var(--accent); }
.points strong { display: block; }
.deux-colonnes { display: grid; gap: 2rem; align-items: start; }
@media (min-width: 860px) { .deux-colonnes { grid-template-columns: 1fr 1fr; } }

/* Bandeau d'appel */
.appel { text-align: center; }
.appel .tel { font-size: clamp(1.6rem, 6vw, 2.6rem); font-weight: 900; letter-spacing: .04em; text-decoration: none; display: inline-block; margin: .3rem 0 .8rem; }
.appel .tel:hover { color: var(--accent); }

/* Tableaux de tarifs */
.tableau { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--rayon); overflow: hidden; border: 1px solid var(--ligne); font-size: .98rem; }
.tableau th, .tableau td { padding: .7rem .9rem; text-align: left; border-bottom: 1px solid var(--ligne); vertical-align: top; }
.tableau th { background: var(--fond-2); font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--gris); }
.tableau tr:last-child td { border-bottom: 0; }
.tableau .num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; font-weight: 700; }
.note { font-size: .9rem; color: var(--gris); }

/* Formulaire */
.formulaire { display: grid; gap: 1rem; }
.champ label { display: block; font-weight: 700; font-size: .92rem; margin-bottom: .3rem; }
.champ input, .champ select, .champ textarea { width: 100%; font: inherit; padding: .75rem .85rem; border: 1.5px solid #cfd4db; border-radius: 10px; background: #fff; color: var(--encre); }
.champ input:focus, .champ select:focus, .champ textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.champ textarea { min-height: 8rem; resize: vertical; }
.ligne { display: grid; gap: 1rem; }
@media (min-width: 640px) { .ligne { grid-template-columns: 1fr 1fr; } .ligne.trois { grid-template-columns: 1fr 1fr 2fr; } }
.champ.cache { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.message { padding: .9rem 1rem; border-radius: 10px; display: none; }
.message.ok { display: block; background: #e6f6ec; color: #155c32; }
.message.erreur { display: block; background: #fdeaea; color: #8a1c1c; }
.choix { display: flex; flex-wrap: wrap; gap: .5rem; }
.choix label { display: inline-flex; align-items: center; gap: .4rem; padding: .55rem .9rem; border: 1.5px solid #cfd4db; border-radius: 999px; cursor: pointer; font-weight: 600; }
.choix input { accent-color: var(--accent-2); }
.choix label:has(input:checked) { border-color: var(--accent); background: #fff7e6; }

/* Pied */
.pied { background: var(--noir); color: #d7dbe0; padding: 2.6rem 0 2rem; font-size: .95rem; }
.pied .contenu { display: grid; gap: 1.6rem; }
@media (min-width: 860px) { .pied .contenu { grid-template-columns: 1.2fr 1fr 1fr; } }
.pied img { height: 54px; width: auto; margin-bottom: .8rem; }
.pied a { color: #fff; }
.pied h3 { color: #fff; font-size: .85rem; text-transform: uppercase; letter-spacing: .1em; }
.pied ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .35rem; }
.pied .bas { grid-column: 1 / -1; border-top: 1px solid rgba(255,255,255,.14); padding-top: 1rem; color: var(--gris-2); font-size: .85rem; display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; }

/* Page intérieure */
.page-titre { padding: 2.8rem 0 1.6rem; border-bottom: 1px solid var(--ligne); }
.page-titre p { color: var(--gris); font-size: 1.1rem; max-width: 42rem; margin: 0; }
.etapes { counter-reset: e; list-style: none; padding: 0; margin: 0; display: grid; gap: 1rem; }
.etapes li { counter-increment: e; display: grid; grid-template-columns: 2.6rem 1fr; gap: .9rem; align-items: start; }
.etapes li > div { min-width: 0; }
.etapes li::before { content: counter(e); width: 2.6rem; height: 2.6rem; border-radius: 50%; border: var(--trait) solid var(--noir); display: grid; place-items: center; font-weight: 800; }
.etapes strong { display: block; }
.encadre { border: var(--trait) solid var(--noir); border-radius: var(--rayon); padding: 1.2rem 1.3rem; }
.encadre.accent { border-color: var(--accent); background: #fff9ec; }
.galerie { display: grid; gap: .8rem; grid-template-columns: 1fr 1fr; }
@media (min-width: 860px) { .galerie { grid-template-columns: repeat(3, 1fr); } }
.galerie figure { margin: 0; border-radius: var(--rayon); overflow: hidden; border: 1px solid var(--ligne); background: var(--fond-2); }
.galerie img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.galerie figcaption { padding: .6rem .8rem; font-size: .88rem; color: var(--gris); }
.attente { aspect-ratio: 4 / 3; display: grid; place-items: center; color: var(--gris-2); font-size: .9rem; text-align: center; padding: 1rem; }