/* ===== CR PLOMBERIE ROUEN — thème final (responsive + SEO ready) ===== */
:root{
  --ink:#0e1116; --line:#e6e8eb; --panel:#f6f8fb; --radius:16px; --white:#fff;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Inter,Arial,sans-serif;line-height:1.55;color:var(--ink);background:#fff}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:1080px;margin:auto;padding:14px 16px}

/* ===== HEADER — métal bleu en CSS pur (pas d'image requise) ===== */
header.site{
  position:sticky; top:0; z-index:100; min-height:64px;
  background:
    linear-gradient(180deg, rgba(10,18,30,.92), rgba(10,18,30,.92)),
    repeating-linear-gradient(90deg, rgba(255,255,255,.10) 0px, rgba(255,255,255,0) 6px, rgba(255,255,255,.08) 12px, rgba(255,255,255,0) 18px),
    linear-gradient(0deg, #0c1623, #11253a);
  background-blend-mode: overlay, soft-light, normal;
  box-shadow:0 2px 10px rgba(0,0,0,.16);
}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;position:relative;z-index:1;padding:10px 16px}
.logo img{display:none !important} /* on supprime le petit carré blanc */
.logo .brand{color:#fff;font-weight:800;letter-spacing:.2px;font-size:18px}
.nav{display:flex;gap:16px;flex-wrap:wrap}
.nav a{color:#fff;padding:6px 0;font-weight:700;opacity:.95}
.nav a:hover{opacity:1;text-decoration:underline}

/* Mobile : menu centré, pas de texte logo */
@media(max-width:900px){
  .logo .brand{display:none}
  header.site .wrap{justify-content:center}
}

/* Desktop : un peu plus haut */
@media(min-width:901px){
  header.site{min-height:72px}
}

/* ===== HERO ===== */
.hero{
  background:
    linear-gradient(180deg, rgba(15,23,42,.70), rgba(15,23,42,.86));
  color:#fff;border-bottom:1px solid rgba(255,255,255,.08)
}
.hero.photo{ background:
  linear-gradient(180deg, rgba(15,23,42,.70), rgba(15,23,42,.86)),
  var(--hero, none) center/cover no-repeat !important; }
.hero .inner{padding:48px 0 28px}
.kicker{display:inline-block;border:1px solid rgba(255,255,255,.45);color:#eaf2ff;background:rgba(255,255,255,.08);border-radius:999px;padding:4px 10px;font-size:13px}
h1{font-size:clamp(28px,4.4vw,46px);margin:12px 0 8px;color:#fff}
.lead{color:#e8edf6;max-width:70ch}
.hero h1,.hero .lead,.hero .kicker{text-shadow:none !important;filter:none !important}

/* ===== Boutons ===== */
.cta{display:flex;gap:12px;flex-wrap:wrap;margin:14px 0 8px}
.btn{display:inline-flex;align-items:center;gap:8px;background:#0e1116;color:#fff;padding:12px 16px;border-radius:12px;font-weight:700;border:0;transition:transform .1s ease}
.btn:active{transform:translateY(1px)}
.btn.alt{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.8)}

/* ===== Sections / Cartes ===== */
.section{padding:24px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.card h3{margin:6px 0 6px;font-size:18px}
.alt{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* Galerie */
.photo-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.photo-grid img{width:100%;height:180px;object-fit:cover;border-radius:12px;border:1px solid var(--line)}

/* Callbar mobile */
.callbar{position:fixed;bottom:12px;left:12px;right:12px;z-index:120;display:flex;justify-content:center}
.callbar .btn{flex:1;text-align:center;border-radius:14px}
@media(min-width:860px){.callbar{display:none}}

/* Footer */
footer.site{border-top:1px solid var(--line);background:#fff}
.small{font-size:14px;color:#667788}

/* Form */
.form input,.form textarea{width:100%;padding:12px;border:1px solid var(--line);border-radius:12px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:720px){.form .row{grid-template-columns:1fr}}