:root{
    --navy:#0F2847;
    --navy-2:#16365e;
    --hero-1:#0a1626;
    --hero-2:#0f2438;
    --accent:#FBBF24;
    --accent-2:#F5A623;
    --accent-dark:#e79b0f;
    --gold:#FBBF24;
    --green:#22c55e;
    --light-blue:#9db8dc;
    --bg:#ffffff;
    --bg-soft:#f4f6f9;
    --text:#1f2937;
    --muted:#6b7280;
    --radius:14px;
    --shadow:0 10px 30px rgba(15,40,71,.10);
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{font-family:'Segoe UI',system-ui,-apple-system,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}
  img{max-width:100%;display:block}
  a{text-decoration:none;color:inherit}
  .container{max-width:1160px;margin:0 auto;padding:0 20px}
  section{padding:80px 0}
  h2{font-size:clamp(1.6rem,3.5vw,2.3rem);color:var(--navy);margin-bottom:12px}
  h2 .hl{color:var(--accent-2)}
  .kicker{display:flex;align-items:center;gap:10px;text-transform:uppercase;letter-spacing:.1em;font-weight:800;font-size:.8rem;color:var(--navy-2);margin-bottom:10px}
  .kicker::before{content:"";width:34px;height:3px;border-radius:2px;background:var(--accent-2)}
  .section-sub{color:var(--muted);max-width:640px;margin-bottom:44px}
  .btn{display:inline-block;padding:14px 28px;border-radius:999px;font-weight:700;font-size:1rem;cursor:pointer;border:none;transition:.2s;text-align:center}
  .btn-accent{background:linear-gradient(180deg,var(--accent),var(--accent-2));color:var(--navy)}
  .btn-accent:hover{background:var(--accent-dark);color:var(--navy);transform:translateY(-2px)}
  .btn-white{background:#fff;color:var(--navy)}
  .btn-white:hover{background:#e8eef6;transform:translateY(-2px)}
  .btn-outline{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.7)}
  .btn-outline:hover{background:rgba(255,255,255,.12)}
  .btn-navy{background:var(--navy);color:#fff}
  .btn-navy:hover{background:var(--navy-2);transform:translateY(-2px)}
  .btn-wa{background:#25D366;color:#fff;display:inline-flex;align-items:center;gap:8px;justify-content:center}
  .btn-wa:hover{background:#1ebe5b;transform:translateY(-2px)}
  .wa-ico{width:20px;height:20px;fill:currentColor;flex:0 0 auto}

  /* Top bar */
  .topbar{background:var(--hero-1);color:#e5edf7;font-size:.88rem;padding:8px 0}
  .topbar .container{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
  .topbar strong{color:var(--accent)}
  .dot-green{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--green);margin-right:6px;box-shadow:0 0 8px var(--green)}

  /* Header */
  header{position:sticky;top:0;z-index:100;background:#fff;box-shadow:0 2px 12px rgba(0,0,0,.08)}
  .nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
  .logo{flex:0 0 auto}
  nav > ul a{white-space:nowrap}
  .logo{display:flex;align-items:center;gap:10px;font-size:1.35rem;font-weight:800;color:var(--navy)}
  .logo .mark{width:42px;height:42px;border-radius:10px;background:var(--navy);display:grid;place-items:center;color:#fff}
  .logo .mark svg{width:24px;height:24px}
  .logo span em{color:var(--accent-2);font-style:normal}
  nav > ul{display:flex;align-items:center;gap:14px;list-style:none;font-weight:600;font-size:.92rem}
  nav > ul > li{display:flex;align-items:center}
  nav > ul > li > a{display:flex;align-items:center;gap:6px;padding:12px 0;line-height:1}
  nav a:hover{color:var(--accent-2)}
  /* Dropdowns */
  .has-sub{position:relative}
  .has-sub > a{cursor:pointer}
  .has-sub > a .caret{font-size:.7rem;transition:.2s}
  .sub{list-style:none;position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(8px);background:#fff;min-width:280px;border-radius:12px;box-shadow:0 16px 40px rgba(15,40,71,.18);padding:10px;opacity:0;visibility:hidden;transition:.2s;z-index:120}
  .has-sub:hover .sub,.has-sub.open .sub{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
  .has-sub:hover > a .caret,.has-sub.open > a .caret{transform:rotate(180deg)}
  .sub li{margin:0}
  .sub a{display:block;padding:10px 14px;border-radius:8px;font-weight:500;font-size:.92rem;color:var(--text)}
  .sub a:hover{background:var(--bg-soft);color:var(--navy)}
  .sub a.urgence{color:#dc2626;font-weight:700}
  .sub a.urgence:hover{background:#fef2f2;color:#dc2626}
  .sub .sub-title{padding:8px 14px 4px;font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700}
  .nav-cta{display:flex;gap:10px;align-items:center;flex:0 0 auto}
  .nav-cta .btn{padding:11px 18px;font-size:.95rem;white-space:nowrap}
  .phone-link{font-weight:800;color:var(--navy);display:flex;align-items:center;gap:8px;white-space:nowrap}
  @media(max-width:1280px){.phone-link{display:none}}
  .phone-link:hover{color:var(--accent)}
  .burger{display:none;background:none;border:none;font-size:1.6rem;color:var(--navy);cursor:pointer}

  /* Hero */
  .hero{background:linear-gradient(150deg,var(--hero-1) 0%,var(--hero-2) 60%,#132c47 100%);color:#fff;padding:110px 0 90px;position:relative;overflow:hidden}
  .hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:26px 26px}
  .hero::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(251,191,36,.12),transparent 70%)}
  .hero .container{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;text-align:center}
  .hero-badge{display:inline-flex;align-items:center;background:rgba(34,197,94,.10);border:1px solid rgba(34,197,94,.35);color:#e5edf7;padding:8px 18px;border-radius:999px;font-weight:700;font-size:.85rem;margin-bottom:20px}
  .hero h1 .hl{color:var(--accent)}
  .hero h1{font-size:clamp(2rem,5vw,3.2rem);line-height:1.15;max-width:720px}
  .hero p.lead{margin:22px auto 34px;font-size:1.15rem;color:#dbe4f0;max-width:680px}
  .hero-ctas{display:flex;gap:16px;flex-wrap:wrap;justify-content:center}

  /* Bande défilante */
  .marquee{background:linear-gradient(180deg,var(--accent),var(--accent-2));color:var(--navy);overflow:hidden;padding:10px 0;font-weight:800;font-size:.95rem;letter-spacing:.02em}
  .marquee-track{display:flex;white-space:nowrap;width:max-content;animation:marquee 28s linear infinite}
  .marquee:hover .marquee-track{animation-play-state:paused}
  .marquee-track span{display:inline-flex;align-items:center}
  .marquee-track .sep{margin:0 18px;font-size:.8em;font-style:normal}
  @keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
  @media (prefers-reduced-motion: reduce){.marquee-track{animation:none}}

  /* Services */
  .cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:24px}
  .card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:32px 26px;transition:.25s;border-top:4px solid transparent}
  .card:hover{transform:translateY(-6px);border-top-color:var(--accent-2)}
  .card .icon{width:58px;height:58px;border-radius:14px;background:var(--bg-soft);display:grid;place-items:center;margin-bottom:18px;color:var(--navy)}
  .card .icon svg{width:30px;height:30px}
  .card h3{color:var(--navy);margin-bottom:10px;font-size:1.15rem}
  .card p{color:var(--muted);font-size:.95rem;margin-bottom:16px}
  .card a{color:var(--accent-dark);font-weight:700;font-size:.95rem}
  .soft{background:var(--bg-soft)}

  /* Engagements */
  .engagements{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px}
  .engage{display:flex;gap:16px;align-items:flex-start}
  .engage .dot{flex:0 0 46px;height:46px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:800}
  .engage h4{color:var(--navy);margin-bottom:4px}
  .engage p{color:var(--muted);font-size:.92rem}

  /* Process */
  .steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:24px;counter-reset:step}
  .step{background:#fff;border-radius:var(--radius);padding:28px 22px;box-shadow:var(--shadow);position:relative}
  .step::before{counter-increment:step;content:counter(step);position:absolute;top:-18px;left:22px;width:38px;height:38px;border-radius:50%;background:var(--accent);color:var(--navy);font-weight:800;display:grid;place-items:center}
  .step h4{color:var(--navy);margin:14px 0 8px}
  .step p{color:var(--muted);font-size:.92rem}

  /* Réalisations */
  .gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
  .shot{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:#fff}
  .shot .ph{height:190px;display:grid;place-items:center;color:#fff;font-weight:700;font-size:.95rem;text-align:center;padding:0 16px}
  .shot figcaption{padding:16px 18px;font-size:.92rem;color:var(--muted)}
  .shot figcaption strong{display:block;color:var(--navy)}

  /* Témoignages */
  .reviews{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
  .review{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:26px}
  .stars{color:var(--gold);letter-spacing:2px;margin-bottom:10px}
  .review p{font-size:.95rem;color:var(--text);margin-bottom:14px}
  .review .who{font-weight:700;color:var(--navy);font-size:.9rem}
  .review .who span{color:var(--muted);font-weight:400}

  /* Zone */
  .zone-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
  .zone-tags span{background:#fff;border:1px solid #e2e8f0;border-radius:999px;padding:8px 18px;font-size:.9rem;font-weight:600;color:var(--navy)}

  /* Devis */
  .devis{background:linear-gradient(150deg,var(--hero-1),var(--hero-2));color:#fff}
  .devis h2{color:#fff}
  .devis .section-sub{color:#c3d0e2}
  .devis-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:48px;align-items:start}
  .devis-info h3{margin:22px 0 6px;color:var(--accent)}
  .devis-info p{color:#dbe4f0;font-size:.95rem}
  form{background:#fff;border-radius:var(--radius);padding:34px;box-shadow:var(--shadow);color:var(--text)}
  .form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  .field{margin-bottom:16px}
  .field label{display:block;font-weight:600;font-size:.88rem;margin-bottom:6px;color:var(--navy)}
  .field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1.5px solid #d7dee8;border-radius:10px;font-size:.95rem;font-family:inherit;background:#fbfcfe}
  .field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent)}
  fieldset{border:1.5px solid #e2e8f0;border-radius:10px;padding:14px 16px;margin-bottom:16px}
  legend{font-weight:700;font-size:.88rem;color:var(--navy);padding:0 8px}
  .checks{display:flex;flex-wrap:wrap;gap:10px 22px}
  .checks label{display:flex;align-items:center;gap:8px;font-size:.92rem;cursor:pointer}
  form .btn{width:100%}
  .form-note{font-size:.8rem;color:var(--muted);margin-top:12px;text-align:center}
  .success-msg{display:none;background:#ecfdf5;border:1.5px solid #10b981;color:#065f46;border-radius:10px;padding:14px;margin-bottom:16px;font-weight:600}

  /* Footer */
  footer{background:#0a1c33;color:#c3d0e2;padding:60px 0 24px;font-size:.92rem}
  .foot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:36px;margin-bottom:40px}
  footer h4{color:#fff;margin-bottom:14px}
  footer ul{list-style:none}
  footer li{margin-bottom:8px}
  footer a:hover{color:var(--accent)}
  .foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;text-align:center;font-size:.82rem;color:#8ba0bd}

  /* Bandeau urgence flottant mobile */
  /* Petits boutons flottants */
  .float-btns{position:fixed;bottom:20px;right:20px;z-index:250;display:flex;flex-direction:column;gap:12px}
  .float-btns a{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;box-shadow:0 6px 18px rgba(0,0,0,.3);transition:.2s}
  .float-btns a:hover{transform:scale(1.1)}
  .float-btns .f-call{background:linear-gradient(180deg,var(--accent),var(--accent-2));color:var(--navy);font-size:1.35rem}
  .float-btns .f-wa{background:#25D366}
  .float-btns .f-wa svg{width:28px;height:28px;fill:#fff}

  @media(max-width:1020px){
    nav > ul{display:none}
    nav > ul.open{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:#fff;padding:20px;box-shadow:0 12px 24px rgba(0,0,0,.12);gap:4px;max-height:75vh;overflow-y:auto}
    .has-sub .sub{position:static;transform:none;opacity:1;visibility:visible;box-shadow:none;min-width:0;padding:0 0 0 14px;display:none}
    .has-sub.open .sub{display:block}
    .burger{display:block}
    .devis-grid{grid-template-columns:1fr}
    .form-row{grid-template-columns:1fr}
    .nav-cta .btn{display:none}
    section{padding:60px 0}
  }

/* ===== Pages internes ===== */
.page-hero{background:linear-gradient(150deg,var(--hero-1),var(--hero-2));color:#fff;padding:64px 0 48px;text-align:center;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:26px 26px}
.page-hero .container{position:relative;z-index:1}
.page-hero h1{font-size:clamp(1.7rem,4vw,2.6rem);line-height:1.2;max-width:920px;margin:0 auto}
.page-hero h1 .hl{color:var(--accent)}
.page-hero p.intro{color:#dbe4f0;max-width:780px;margin:16px auto 26px;font-size:1.05rem}
.breadcrumb{font-size:.85rem;color:#9db8dc;margin-bottom:14px}
.breadcrumb a{color:#c3d0e2;text-decoration:underline}
.content{padding:56px 0}
.content .container{max-width:920px}
.content h2{margin:38px 0 14px;font-size:clamp(1.35rem,3vw,1.8rem)}
.content h3{color:var(--navy);margin:26px 0 10px;font-size:1.15rem}
.content p{margin-bottom:14px}
.content ul{margin:0 0 16px 22px}
.content li{margin-bottom:8px}
.cta-block{background:linear-gradient(150deg,var(--hero-1),var(--hero-2));color:#fff;border-radius:var(--radius);padding:36px 28px;text-align:center;margin:42px 0}
.cta-block h3{color:#fff;font-size:1.35rem;margin-bottom:8px}
.cta-block p{color:#c3d0e2}
.cta-block .hero-ctas{margin-top:18px}
.faq details{background:#fff;border:1.5px solid #e2e8f0;border-radius:10px;padding:14px 18px;margin-bottom:10px}
.faq summary{font-weight:700;color:var(--navy);cursor:pointer}
.faq details p{margin:10px 0 0}
.related{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:14px 0 0}
.related a{background:var(--bg-soft);border-radius:10px;padding:16px 18px;font-weight:700;color:var(--navy);display:block;border:1.5px solid #e2e8f0}
.related a:hover{background:#e8eef6;border-color:var(--accent-2)}