:root{
  --blue:#0b3d91; --blue-d:#082c69; --accent:#ff7a00; --ink:#16202e; --muted:#5a6678;
  --bg:#fff; --alt:#f3f6fb; --line:#dde4ef; --radius:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:70px}
body{margin:0;font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg)}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue)}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}
.narrow{max-width:760px}
.center{text-align:center}

/* header */
.site-header{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:20px;min-height:62px}
.brand{font-weight:800;font-size:1.25rem;text-decoration:none;color:var(--blue);letter-spacing:.2px}
.brand span{color:var(--accent)}
.brand small{font-weight:600;color:var(--muted);font-size:.7em;margin-left:2px}
nav{margin-left:auto;display:flex;gap:18px}
nav a{text-decoration:none;color:var(--ink);font-weight:500;font-size:.95rem}
nav a:hover{color:var(--blue)}

/* buttons */
.btn{display:inline-block;padding:13px 22px;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid transparent;transition:transform .1s,background .2s;text-align:center}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:#e56d00}
.btn-call{background:var(--blue);color:#fff;padding:9px 16px;font-size:.95rem;white-space:nowrap}
.btn-ghost{border-color:var(--blue);color:var(--blue);background:#fff}
.btn-ghost.light{background:transparent;color:#fff;border-color:#fff}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0}
.cta-row.center{justify-content:center}

/* hero */
.hero{background:linear-gradient(135deg,#eaf1fd,#fff 70%);padding:48px 0}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center}
.eyebrow{color:var(--blue);font-weight:700;text-transform:uppercase;font-size:.8rem;letter-spacing:.08em;margin:0 0 8px}
h1{font-size:clamp(1.9rem,4.5vw,2.9rem);line-height:1.15;margin:0 0 16px;color:var(--blue-d)}
.lead{font-size:1.15rem;color:var(--muted);margin:0}
.hero-img{border-radius:var(--radius);box-shadow:0 12px 32px rgba(11,61,145,.2);max-height:520px;width:100%;object-fit:cover}
.trust{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px 20px;font-weight:600;font-size:.95rem}

/* band */
.band{background:var(--blue);color:#fff;padding:22px 0}
.band-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.band strong{display:block}
.band span{font-size:.88rem;opacity:.85}

/* sections */
.section{padding:64px 0}
.section.alt{background:var(--alt)}
h2{font-size:clamp(1.5rem,3vw,2.1rem);line-height:1.2;margin:0 0 12px;color:var(--blue-d)}
h3{margin:0 0 8px;font-size:1.1rem;color:var(--blue-d)}
.sub{color:var(--muted);margin:0 0 28px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.card{border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:#fff}
.card p{margin:0;color:var(--muted)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.photos{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.photos img{border-radius:var(--radius);height:100%;object-fit:cover;aspect-ratio:3/4}
.photos img:last-child{margin-top:28px}
.check{list-style:none;padding:0;margin:16px 0 24px}
.check li{padding-left:28px;position:relative;margin:6px 0}
.check li::before{content:"✔";position:absolute;left:0;color:var(--accent);font-weight:800}
.steps{list-style:none;padding:0;margin:28px 0 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.steps li{background:var(--alt);border-radius:var(--radius);padding:22px;color:var(--muted)}
.steps strong{display:block;color:var(--blue-d);font-size:1.1rem;margin-bottom:6px}

/* pricing + faq */
details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 18px;margin:10px 0}
summary{cursor:pointer;font-weight:700;color:var(--blue-d)}
details p{margin:10px 0 0;color:var(--muted)}
.table-scroll{overflow-x:auto;margin-top:14px}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line)}
td:last-child,th:last-child{text-align:right;white-space:nowrap;font-weight:700}
.note{font-size:.88rem}

/* final CTA + footer */
.cta-final{background:var(--blue-d);color:#fff}
.cta-final h2{color:#fff}
.site-footer{background:#0a1626;color:#c9d3e3;padding:32px 0 90px;font-size:.92rem}
.site-footer a{color:#fff}
.foot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:20px}

/* sticky call (mobile) */
.sticky-call{display:none}

@media (max-width:820px){
  .bar{flex-wrap:wrap;gap:0 12px;padding-top:8px}
  .btn-call{margin-left:auto}
  nav{order:3;flex:0 0 100%;margin:0 -20px;padding:6px 20px 8px;gap:18px;overflow-x:auto;white-space:nowrap;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  nav::-webkit-scrollbar{display:none}
  html{scroll-padding-top:100px}
  .hero-grid,.split{grid-template-columns:1fr}
  .hero-img{max-height:340px;order:-1}
  .band-grid{grid-template-columns:1fr 1fr}
  .section{padding:44px 0}
  .sticky-call{display:block;position:fixed;left:12px;right:12px;bottom:12px;z-index:30;background:var(--accent);color:#fff;text-align:center;font-weight:800;text-decoration:none;padding:14px;border-radius:999px;box-shadow:0 6px 20px rgba(0,0,0,.3)}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn{transition:none}}

.gallery{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:0 0 28px}
.gallery img{border-radius:var(--radius);aspect-ratio:4/3;object-fit:cover;width:100%}
@media (max-width:820px){.gallery{grid-template-columns:1fr}}

/* ---- Responsive complémentaire ---- */
html{-webkit-text-size-adjust:100%}
body{overflow-wrap:break-word;overflow-x:hidden}
.btn,.sticky-call,summary{min-height:44px}
.site-footer{padding-bottom:max(90px,env(safe-area-inset-bottom))}

/* Grands écrans */
@media (min-width:1400px){
  body{font-size:18px}
  .wrap{max-width:1240px}
}

/* Tablettes */
@media (min-width:821px) and (max-width:1024px){
  .hero-grid{gap:28px}
  .band-grid{grid-template-columns:repeat(2,1fr)}
  nav{gap:12px}
  .split{gap:28px}
}

/* Mobiles */
@media (max-width:820px){
  .sticky-call{bottom:max(12px,env(safe-area-inset-bottom))}
  .cta-row .btn{flex:1 1 100%}
  .photos img:last-child{margin-top:0}
  .photos img{aspect-ratio:3/4}
  .site-footer{padding-bottom:100px}
}

/* Petits mobiles */
@media (max-width:480px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  .brand{font-size:1.1rem}
  .btn-call{padding:8px 12px;font-size:.88rem}
  nav{margin:0 -16px;padding:6px 16px 8px}
  .hero{padding:28px 0}
  .band-grid{grid-template-columns:1fr;gap:12px}
  .card,.steps li{padding:18px}
  th,td{padding:9px 4px;font-size:.95rem}
  .foot{flex-direction:column}
}

/* Paysage mobile : pas de barre fixe envahissante */
@media (max-height:480px) and (orientation:landscape){
  .site-header{position:static}
  .sticky-call{position:static;margin:12px}
}

/* Écran de chargement (logo ~1,6 s). Le contenu reste dans le HTML : aucun impact SEO. */
.splash{position:fixed;inset:0;z-index:100;background:var(--blue-d);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:22px;animation:splash-out .5s ease 1.2s forwards}
.splash-logo{color:#fff;font-weight:800;font-size:clamp(2rem,8vw,3.2rem);letter-spacing:.3px;animation:splash-in .7s ease both}
.splash-logo span{color:var(--accent)}
.splash-logo small{display:block;font-size:.4em;font-weight:600;letter-spacing:.35em;text-transform:uppercase;opacity:.8;text-align:center;margin-top:4px}
.splash-bar{width:140px;height:4px;border-radius:4px;background:rgba(255,255,255,.2);overflow:hidden;position:relative}
.splash-bar::after{content:"";position:absolute;inset:0;background:var(--accent);transform:translateX(-100%);animation:splash-load 1.2s ease forwards}
@keyframes splash-in{from{opacity:0;transform:translateY(10px) scale(.96)}to{opacity:1;transform:none}}
@keyframes splash-load{to{transform:none}}
@keyframes splash-out{to{opacity:0;visibility:hidden}}
@media (prefers-reduced-motion:reduce){.splash{display:none}}