/* ===== Artisan général — charte sobre, pro, polyvalente ===== */
:root{
  --navy:#1f3a5f;        /* bleu principal */
  --navy-700:#172c47;
  --navy-900:#0f1f33;
  --accent:#f0a500;      /* accent ambre */
  --accent-600:#d18f00;
  --ink:#1c2533;
  --muted:#5b6877;
  --line:#e3e9f0;
  --bg:#ffffff;
  --bg-alt:#f5f8fb;
  --bg-soft:#eef3f8;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(20,40,70,.10);
  --shadow-sm:0 4px 14px rgba(20,40,70,.08);
  --maxw:1140px;
  --space:clamp(56px,8vw,104px);
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;color:var(--ink);background:var(--bg);
  font-family:inherit;line-height:1.6;-webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3{line-height:1.18;color:var(--navy-900);margin:0 0 .4em;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(2rem,4.6vw,3.25rem)}
h2{font-size:clamp(1.6rem,3.2vw,2.3rem)}
h3{font-size:1.15rem}
p{margin:0 0 1rem}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.72rem 1.3rem;border-radius:999px;font-weight:700;font-size:.97rem;
  border:2px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .2s,background .2s,color .2s;
  white-space:nowrap;
}
.btn:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.btn-lg{padding:.9rem 1.65rem;font-size:1.02rem}
.btn-block{width:100%}
.btn-primary{background:var(--accent);color:#23180a;box-shadow:0 6px 18px rgba(240,165,0,.35)}
.btn-primary:hover{background:var(--accent-600);transform:translateY(-2px)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
.section .btn-ghost,.why-cta .btn-ghost{border-color:var(--navy);color:var(--navy)}
.section .btn-ghost:hover,.why-cta .btn-ghost:hover{background:var(--navy);color:#fff}

.eyebrow{display:inline-block;font-size:.8rem;font-weight:800;letter-spacing:.12em;
  text-transform:uppercase;color:var(--accent);margin-bottom:.8rem}
.eyebrow-dark{color:var(--navy)}

/* icons */
.ic{width:20px;height:20px;flex:none;fill:var(--navy)}
.ic-lg{width:34px;height:34px;fill:var(--navy)}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:1rem}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:800}
.brand-text{font-size:1.18rem;color:var(--navy-900);letter-spacing:-.01em}
.nav{display:flex;align-items:center;gap:1.6rem}
.nav>a{font-weight:600;color:var(--ink);font-size:.97rem;transition:color .2s}
.nav>a:hover{color:var(--accent-600)}
.nav-tel{color:var(--navy)!important;font-weight:800!important}
.nav-cta{color:#23180a!important}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:8px;cursor:pointer}
.burger span{width:26px;height:3px;background:var(--navy);border-radius:3px;transition:.3s}
.burger.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(135deg,var(--navy-900),var(--navy) 55%,var(--navy-700))}
.hero-bg{position:absolute;inset:0;opacity:.5;
  background:
    radial-gradient(520px 360px at 85% 15%,rgba(240,165,0,.22),transparent 60%),
    radial-gradient(440px 320px at 12% 90%,rgba(255,255,255,.08),transparent 60%);
}
.hero-bg::after{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:40px 40px;mask-image:linear-gradient(180deg,transparent,#000 40%,transparent)}
.hero-inner{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;
  align-items:center;padding:clamp(56px,8vw,104px) 0}
.hero-text h1{color:#fff}
.hero-tagline{font-size:1.3rem;font-weight:700;color:var(--accent);margin:.2rem 0 1rem;min-height:0}
.hero-tagline:empty{display:none}
.hero-sub{color:rgba(255,255,255,.85);max-width:46ch;font-size:1.05rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:.8rem;margin:1.6rem 0 1.4rem}
.hero-badges{list-style:none;display:flex;flex-wrap:wrap;gap:1.2rem;margin:0;padding:0}
.hero-badges li{display:flex;align-items:center;gap:.45rem;font-weight:600;font-size:.93rem;color:rgba(255,255,255,.92)}
.hero-badges .ic{fill:var(--accent)}
.hero-card{position:relative;display:grid;place-items:center}
.card-glow{position:absolute;width:78%;aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle,rgba(240,165,0,.35),transparent 70%);filter:blur(10px)}
.hero-illu{position:relative;width:100%;max-width:380px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:22px;padding:18px}

/* ===== Trust band ===== */
.trust{background:var(--bg-soft);border-bottom:1px solid var(--line)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:clamp(32px,5vw,52px) 22px}
.trust-item{text-align:center}
.trust-item h3{margin:.7rem 0 .25rem}
.trust-item p{color:var(--muted);font-size:.94rem;margin:0}

/* ===== Sections ===== */
.section{padding:var(--space) 0}
.section-alt{background:var(--bg-alt)}
.section-head{max-width:660px;margin:0 auto clamp(36px,5vw,56px);text-align:center}
.section-lead{color:var(--muted);font-size:1.06rem}

/* ===== Cards ===== */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#cfdbe9}
.card-ic{display:inline-grid;place-items:center;width:52px;height:52px;border-radius:14px;
  background:linear-gradient(135deg,var(--navy),var(--navy-700));margin-bottom:1rem}
.card-ic svg{width:26px;height:26px;fill:#fff}
.card h3{margin-bottom:.4rem}
.card p{color:var(--muted);margin:0;font-size:.96rem}
.cards-cta{text-align:center;margin-top:clamp(32px,4vw,48px)}

/* ===== Why ===== */
.why-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.why-list{list-style:none;margin:0 0 1.6rem;padding:0;display:grid;gap:.85rem}
.why-list li{display:flex;gap:.7rem;align-items:flex-start;font-size:1.02rem}
.why-list .ic{margin-top:2px}
.why-cta{display:flex;flex-wrap:wrap;gap:.8rem}
.why-stats{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 20px;text-align:center;box-shadow:var(--shadow-sm)}
.stat-num{display:block;font-size:2rem;font-weight:800;color:var(--navy);letter-spacing:-.02em}
.stat-label{color:var(--muted);font-size:.92rem;font-weight:600}

/* ===== Zone ===== */
.zone-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:center}
.zone-illu svg{max-width:300px;margin:0 auto}

/* ===== Contact ===== */
.section-contact{background:linear-gradient(160deg,var(--navy-900),var(--navy));color:#fff}
.section-contact h2{color:#fff}
.contact-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:48px;align-items:start}
.contact-lead{color:rgba(255,255,255,.85)}
.contact-list{list-style:none;margin:1.5rem 0 0;padding:0;display:grid;gap:1rem}
.contact-list li{display:flex;align-items:center;gap:.75rem;font-size:1.02rem;color:rgba(255,255,255,.95)}
.contact-list .ic{fill:var(--accent)}
.contact-list a:hover{color:var(--accent)}
.contact-form{background:#fff;border-radius:var(--radius);padding:clamp(24px,3vw,34px);box-shadow:var(--shadow)}
.field{margin-bottom:1rem}
.field label{display:block;font-weight:700;font-size:.9rem;margin-bottom:.35rem;color:var(--ink)}
.field input,.field textarea{width:100%;padding:.8rem .9rem;border:1.5px solid var(--line);
  border-radius:var(--radius-sm);font:inherit;color:var(--ink);background:#fbfcfe;transition:border-color .2s,box-shadow .2s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--navy);box-shadow:0 0 0 3px rgba(31,58,95,.12)}
.field textarea{resize:vertical}
.form-note{text-align:center;color:var(--muted);font-size:.85rem;margin:.7rem 0 0}
.form-success{margin:1rem 0 0;padding:.85rem 1rem;border-radius:var(--radius-sm);
  background:#e8f6ec;color:#1d7a3c;font-weight:600;border:1px solid #bfe6cb;text-align:center}

/* ===== Footer ===== */
.site-footer{background:var(--navy-900);color:rgba(255,255,255,.8)}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:32px;padding:clamp(40px,5vw,60px) 22px}
.footer-brand .brand-text{color:#fff;display:block;margin-bottom:.5rem;font-size:1.2rem}
.footer-brand p{font-size:.94rem;margin:0;max-width:34ch}
.footer-links,.footer-contact{list-style:none;margin:0;padding:0;display:grid;gap:.6rem;font-size:.95rem}
.footer-links a:hover,.footer-contact a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12)}
.footer-bottom-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.6rem;
  padding:18px 22px;font-size:.85rem;color:rgba(255,255,255,.6)}
.credit{color:rgba(255,255,255,.75);font-weight:600}

/* ===== Reveal ===== */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ===== Responsive ===== */
@media(max-width:920px){
  .hero-inner,.why-grid,.zone-grid,.contact-grid{grid-template-columns:1fr;gap:36px}
  .hero-card{order:-1;max-width:360px;margin:0 auto}
  .cards{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  .burger{display:flex}
  .nav{position:fixed;inset:72px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--line);padding:8px 22px 18px;
    transform:translateY(-130%);transition:transform .3s ease;box-shadow:var(--shadow);max-height:calc(100vh - 72px);overflow:auto}
  .nav.open{transform:none}
  .nav>a{padding:.85rem 0;border-bottom:1px solid var(--line)}
  .nav .btn,.nav-tel{margin-top:.6rem;text-align:center}
  .nav-cta{border-bottom:0}
  .cards,.trust-grid,.why-stats,.footer-inner{grid-template-columns:1fr}
  .hero-cta .btn{flex:1 1 100%}
}

@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none;transition:none}
  .btn:hover,.card:hover{transform:none}
}