:root{
  --nuit:#0f1f3d;--nuit-2:#1b2f57;--eclair:#f5c518;--eclair-fonce:#d9a900;
  --texte:#1d2433;--doux:#5a6478;--fond:#ffffff;--fond-2:#f4f6fa;--bord:#e2e6ee;
  --rayon:14px;--ombre:0 6px 24px rgba(15,31,61,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--texte);background:var(--fond);line-height:1.6;font-size:17px}
img,svg{max-width:100%;display:block}
a{color:var(--nuit-2)}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
h1,h2,h3{color:var(--nuit);line-height:1.2}
h1{font-size:clamp(2rem,5vw,3rem);font-weight:800}
h2{font-size:clamp(1.5rem,3.5vw,2.1rem);font-weight:800;margin-bottom:.6em}
h3{font-size:1.2rem;margin-bottom:.4em}
p+p{margin-top:.8em}
.sr{position:absolute;left:-9999px}

/* En-tête */
.top{position:sticky;top:0;z-index:20;background:var(--nuit);color:#fff}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:66px}
.logo{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:800;font-size:1.25rem;letter-spacing:.04em}
.logo svg{width:30px;height:30px}
nav ul{display:flex;gap:22px;list-style:none}
nav a{color:#dfe6f5;text-decoration:none;font-weight:600;font-size:.95rem}
nav a:hover,nav a[aria-current=page]{color:var(--eclair)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 22px;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid transparent;transition:.15s}
.btn-jaune{background:var(--eclair);color:var(--nuit)}
.btn-jaune:hover{background:var(--eclair-fonce)}
.btn-ligne{border-color:#fff;color:#fff}
.btn-ligne:hover{background:#fff;color:var(--nuit)}
.btn-nuit{background:var(--nuit);color:#fff}
.btn-nuit:hover{background:var(--nuit-2)}
.top .btn{padding:10px 18px;font-size:.95rem}
@media (max-width:860px){nav{display:none}}

/* Hero */
.hero{background:linear-gradient(135deg,var(--nuit) 0%,var(--nuit-2) 100%);color:#fff;padding:72px 0 80px}
.hero h1{color:#fff;max-width:760px}
.hero h1 em{font-style:normal;color:var(--eclair)}
.hero p.lead{font-size:1.2rem;color:#d4dcee;max-width:640px;margin:18px 0 30px}
.hero .actions{display:flex;flex-wrap:wrap;gap:12px}
.badges{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:34px;list-style:none;color:#d4dcee;font-size:.95rem}
.badges li::before{content:"✓ ";color:var(--eclair);font-weight:800}
.fil{font-size:.9rem;color:#b9c4dc;margin-bottom:14px}
.fil a{color:#b9c4dc}

/* Sections */
section{padding:72px 0}
.alt{background:var(--fond-2)}
.intro{color:var(--doux);max-width:680px;margin-bottom:36px;font-size:1.08rem}

/* Cartes services */
.grille{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.carte{background:#fff;border:1px solid var(--bord);border-radius:var(--rayon);padding:28px;box-shadow:var(--ombre);display:flex;flex-direction:column}
.carte .ico{width:52px;height:52px;border-radius:12px;background:var(--nuit);display:grid;place-items:center;margin-bottom:16px}
.carte .ico svg{width:28px;height:28px;stroke:var(--eclair)}
.carte p{color:var(--doux)}
.carte ul{flex:1;margin:12px 0 18px 18px;color:var(--doux);font-size:.95rem}
.carte a.plus{font-weight:700;color:var(--nuit);text-decoration:none}
.carte a.plus::after{content:" →";color:var(--eclair-fonce)}

/* Engagements */
.eng{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));list-style:none}
.eng li{background:#fff;border-left:4px solid var(--eclair);border-radius:10px;padding:18px 20px}
.eng b{display:block;color:var(--nuit);margin-bottom:4px}
.eng span{color:var(--doux);font-size:.95rem}

/* Étapes */
.etapes{counter-reset:e;display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));list-style:none}
.etapes li{counter-increment:e;padding-top:8px}
.etapes li::before{content:counter(e);display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--eclair);color:var(--nuit);font-weight:800;margin-bottom:12px}
.etapes b{display:block;color:var(--nuit)}
.etapes span{color:var(--doux);font-size:.95rem}

/* Page service */
.cols{display:grid;gap:40px;grid-template-columns:1.4fr 1fr;align-items:start}
@media (max-width:860px){.cols{grid-template-columns:1fr}}
.liste{list-style:none}
.liste li{padding:12px 0 12px 34px;border-bottom:1px solid var(--bord);position:relative}
.liste li::before{content:"";position:absolute;left:4px;top:19px;width:14px;height:14px;border-radius:50%;background:var(--eclair)}
.encart{background:var(--nuit);color:#fff;border-radius:var(--rayon);padding:28px}
.encart h3{color:var(--eclair)}
.encart p{color:#d4dcee}
.encart .btn{margin-top:18px;width:100%}
.note{background:#fff8dc;border:1px solid #f0dc8a;border-radius:10px;padding:16px 18px;font-size:.95rem;margin-top:24px}

/* FAQ */
details{border:1px solid var(--bord);border-radius:10px;padding:16px 20px;background:#fff}
details+details{margin-top:12px}
summary{font-weight:700;color:var(--nuit);cursor:pointer}
details p{margin-top:10px;color:var(--doux)}

/* Bientôt */
.bientot{display:flex;flex-wrap:wrap;gap:10px;list-style:none;margin-top:16px}
.bientot li{border:1px dashed var(--nuit-2);border-radius:999px;padding:8px 16px;font-size:.95rem;color:var(--nuit)}

/* Contact */
.contact{background:var(--nuit);color:#fff}
.contact h2{color:#fff}
.contact .intro{color:#d4dcee}
.coord{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.coord a,.coord div{display:block;background:var(--nuit-2);border-radius:var(--rayon);padding:22px;color:#fff;text-decoration:none}
.coord small{display:block;color:var(--eclair);font-weight:700;text-transform:uppercase;letter-spacing:.06em;font-size:.78rem;margin-bottom:6px}
.coord strong{font-size:1.15rem}
.coord a:hover{outline:2px solid var(--eclair)}

/* Pied */
footer{background:#0a1630;color:#9fb0cf;padding:36px 0;font-size:.92rem}
footer .wrap{display:flex;flex-wrap:wrap;gap:16px 40px;justify-content:space-between}
footer a{color:#cdd8ee}
footer ul{list-style:none;display:flex;flex-wrap:wrap;gap:8px 18px}

/* Barre d'appel mobile */
.appel-mobile{display:none}
@media (max-width:640px){
  .appel-mobile{display:flex;position:fixed;left:12px;right:12px;bottom:12px;z-index:30;box-shadow:0 8px 24px rgba(0,0,0,.25)}
  body{padding-bottom:76px}
  .top .btn{display:none}
  section{padding:52px 0}
  .hero{padding:52px 0 60px}
}

/* Mentions */
.legal h2{font-size:1.3rem;margin-top:32px}
.legal p,.legal li{color:var(--doux)}
.legal ul{margin-left:20px}

/* Bouton flottant WhatsApp (urgence) */
.wa-flottant{position:fixed;right:18px;bottom:18px;z-index:40;display:flex;align-items:center;gap:10px;background:#25d366;color:#fff;text-decoration:none;font-weight:700;padding:12px 18px 12px 14px;border-radius:999px;box-shadow:0 8px 24px rgba(0,0,0,.25);transition:transform .15s}
.wa-flottant:hover{transform:translateY(-2px);background:#1ebe5b}
.wa-flottant svg{width:28px;height:28px;flex:none}
@media (max-width:640px){
  .wa-flottant{bottom:84px;right:14px;padding:14px;}
  .wa-flottant span{position:absolute;left:-9999px}
  .wa-flottant svg{width:30px;height:30px}
}