:root{
  --primary:#4f46e5;
  --primary-dark:#3c34c2;
  --secondary:#0ea5e9;
  --accent:#f59e0b;
  --bg:#f5f6fb;
  --card:#ffffff;
  --text:#1a1c23;
  --muted:#54586a;
  --border:#e2e5ef;
  --primary-soft:#eceafd;
  --radius:10px;
  --radius-btn:7px;
  --shadow:0 6px 20px rgba(28,32,60,.08);
  --shadow-hover:0 14px 34px rgba(28,32,60,.14);
  --serif:ui-serif,"Palatino Linotype",Palatino,"Book Antiqua",Georgia,serif;
  --sans:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  color:var(--text);
  background:var(--bg);
  line-height:1.65;
  font-size:16px;
  padding-bottom:64px;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.1;letter-spacing:-.01em}
h2{font-size:1.7rem;margin-bottom:.6rem}
h3{font-size:1.2rem}
sup{font-size:.6em}

.container{width:100%;max-width:1120px;margin:0 auto;padding:0 20px}

.skip-link{
  position:absolute;left:-999px;top:0;z-index:200;
  background:var(--primary);color:#fff;padding:12px 18px;border-radius:0 0 8px 0;
}
.skip-link:focus{left:0}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}

:focus-visible{outline:3px solid var(--secondary);outline-offset:2px}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 22px;border-radius:var(--radius-btn);
  font-weight:600;font-size:1rem;min-height:48px;
  cursor:pointer;border:2px solid transparent;transition:transform .15s,background .2s,box-shadow .2s;
  text-align:center;
}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:active{transform:translateY(1px)}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-sm{padding:8px 16px;min-height:40px;font-size:.95rem}
.btn-block{width:100%}

/* Header */
.site-header{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);
  backdrop-filter:blur(6px);border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:64px;gap:12px}
.logo{display:flex;align-items:center;gap:10px;color:var(--text)}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;background:var(--primary);color:#fff;
  font-family:var(--serif);font-weight:700;font-size:.95rem;border-radius:9px;
}
.logo-text{font-family:var(--serif);font-weight:600;font-size:1.25rem}

.burger{display:flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:none;border:0;cursor:pointer}
.burger span{display:block;height:3px;width:24px;background:var(--text);border-radius:2px;transition:.25s;margin:0 auto}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

.main-nav{position:absolute;left:0;right:0;top:64px;background:#fff;border-bottom:1px solid var(--border);
  max-height:0;overflow:hidden;transition:max-height .3s ease}
.main-nav.open{max-height:420px}
.main-nav ul{list-style:none;display:flex;flex-direction:column;padding:8px 20px 16px}
.main-nav a{display:block;padding:14px 4px;color:var(--text);font-weight:500;border-bottom:1px solid var(--border)}
.main-nav a[aria-current="page"]{color:var(--primary)}
.nav-cta{margin-top:12px}
.nav-cta a{border-bottom:0;color:#fff}

/* Hero */
.hero{position:relative;background:linear-gradient(135deg,#eceafd,#e2f4fd)}
.hero-img{width:100%;height:260px;object-fit:cover}
.hero-content{padding:28px 20px 34px}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.78rem;font-weight:700;color:var(--primary);margin-bottom:.5rem}
.hero h1{font-size:clamp(2rem,7vw,3.4rem);margin-bottom:.4rem}
.hero-tagline{font-family:var(--serif);font-style:italic;font-size:1.25rem;color:var(--secondary);margin-bottom:.8rem}
.hero-sub{color:var(--muted);font-size:1.05rem;margin-bottom:1.2rem;max-width:60ch}
.hero-cta{display:flex;flex-direction:column;gap:12px;margin-bottom:1.2rem}
.hero-reassure{list-style:none;display:flex;flex-wrap:wrap;gap:8px 18px;font-size:.92rem;color:var(--muted)}
.hero-reassure li{position:relative;padding-left:20px}
.hero-reassure li::before{content:"★";position:absolute;left:0;color:var(--accent)}

/* Sections */
.section{padding:44px 0}
.section-alt{background:var(--card)}
.section-intro{color:var(--muted);max-width:70ch;margin-bottom:1.6rem;font-size:1.05rem}
.center-cta{text-align:center;margin-top:1.8rem}

/* Stats */
.stats{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.stat{background:var(--card);border-radius:var(--radius);padding:18px;text-align:center;box-shadow:var(--shadow);border-top:3px solid var(--accent)}
.stat-num{display:block;font-family:var(--serif);font-size:1.9rem;font-weight:700;color:var(--primary)}
.stat-label{display:block;font-size:.85rem;color:var(--muted);margin-top:.3rem}

/* Cards */
.cards{display:grid;grid-template-columns:1fr;gap:16px;margin-top:1rem}
.card{
  background:var(--card);border-radius:var(--radius);padding:22px;
  border:1px solid var(--border);border-left:4px solid var(--primary);
  box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.card-highlight{border-left-color:var(--accent)}
.card-icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:9px;background:var(--primary-soft);color:var(--primary);margin-bottom:12px;
}
.card h3{margin-bottom:.4rem}
.card p{color:var(--muted);font-size:.98rem}
.price{margin-top:.7rem;font-weight:700;color:var(--text)}

/* About */
.about-grid{display:flex;flex-direction:column;gap:24px}
.about-text p{color:var(--muted);margin-bottom:.9rem}
.about-text p strong{color:var(--text)}
.about-figure{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/3}
.about-figure img{width:100%;height:100%;object-fit:cover}

/* Steps */
.steps{list-style:none;display:grid;grid-template-columns:1fr;gap:16px;margin-top:1rem}
.step{background:var(--card);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);border-left:4px solid var(--secondary)}
.step-num{font-family:var(--serif);font-size:2rem;font-weight:700;color:var(--secondary);display:block;margin-bottom:.3rem}
.step h3{margin-bottom:.3rem}
.step p{color:var(--muted)}

/* Zone chips */
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:10px;margin:1rem 0}
.chips li{background:var(--primary-soft);color:var(--primary-dark);padding:8px 14px;border-radius:20px;font-size:.92rem;font-weight:500}
.zone-note{color:var(--muted);margin-top:.6rem}

/* FAQ */
.faq{display:flex;flex-direction:column;gap:12px;margin-top:1rem}
.faq details{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:4px 18px;box-shadow:var(--shadow)}
.faq summary{cursor:pointer;font-weight:600;font-family:var(--serif);padding:14px 0;list-style:none;position:relative;padding-right:30px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:1.4rem;color:var(--primary)}
.faq details[open] summary::after{content:"−"}
.faq details p{color:var(--muted);padding-bottom:14px}

/* Services list */
.serv-list{display:flex;flex-direction:column;gap:24px;margin-top:1rem}
.serv-item{background:var(--card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border-top:4px solid var(--primary)}
.serv-media{aspect-ratio:4/3}
.serv-media img{width:100%;height:100%;object-fit:cover}
.serv-body{padding:22px}
.serv-body h3{margin-bottom:.5rem}
.serv-body p{color:var(--muted);margin-bottom:.6rem}
.serv-body .price{color:var(--text)}

/* Breadcrumb */
.breadcrumb{background:var(--card);border-bottom:1px solid var(--border);padding:12px 0;font-size:.9rem}
.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px}
.breadcrumb li[aria-current]{color:var(--muted)}
.breadcrumb li:not(:last-child)::after{content:"›";margin-left:8px;color:var(--muted)}

.page-hero{background:linear-gradient(135deg,#eceafd,#e2f4fd);padding:36px 0}
.page-hero h1{font-size:clamp(1.8rem,6vw,2.8rem);margin-bottom:.6rem}

/* Contact */
.contact-grid{display:flex;flex-direction:column;gap:28px}
.contact-list{list-style:none;margin:1rem 0}
.contact-list li{display:flex;align-items:center;gap:10px;padding:8px 0;color:var(--muted)}
.contact-list a{color:var(--text)}
.contact-list svg{color:var(--primary);flex-shrink:0}
.contact-note{font-size:.9rem;color:var(--muted);margin-top:.6rem}

.contact-form{background:var(--card);padding:24px;border-radius:var(--radius);box-shadow:var(--shadow);border-top:4px solid var(--accent)}
.form-lead{font-family:var(--serif);font-weight:600;font-size:1.2rem;margin-bottom:1rem}
.field{margin-bottom:14px}
.field label{display:block;font-weight:600;font-size:.92rem;margin-bottom:6px}
.field input,.field textarea{
  width:100%;padding:12px 14px;font-size:1rem;font-family:inherit;
  border:1px solid var(--border);border-radius:var(--radius-btn);background:#fff;color:var(--text);
}
.field input:focus,.field textarea:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px var(--primary-soft)}
.field-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.field-check{display:flex;gap:10px;align-items:flex-start;margin:8px 0 16px;font-size:.9rem;color:var(--muted)}
.field-check input{width:20px;height:20px;flex-shrink:0;margin-top:2px}
.field-check label{cursor:pointer}
.form-status{margin-top:12px;font-weight:600;font-size:.95rem}
.form-status.ok{color:#0a7a3a}
.form-status.err{color:#c0342b}

/* Footer */
.site-footer{background:#161826;color:#cfd3e2;padding:36px 0 20px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:24px}
.footer-logo{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-size:1.2rem;color:#fff;margin-bottom:.5rem}
.footer-grid p{font-size:.92rem;margin-bottom:.3rem}
.footer-grid a{color:#cfd3e2}
.footer-h{font-family:var(--serif);font-size:1.05rem;color:#fff;margin-bottom:.6rem}
.footer-nav{list-style:none}
.footer-nav li{margin-bottom:.4rem}
.credit{text-align:center;font-size:.82rem;color:#8a8fa6;margin-top:24px;padding-top:16px;border-top:1px solid #2a2d40}
.credit a{color:#b8bdd4}

/* Sticky mobile bar */
.sticky-bar{
  position:fixed;bottom:0;left:0;right:0;z-index:120;display:flex;
  background:#fff;border-top:1px solid var(--border);box-shadow:0 -4px 16px rgba(0,0,0,.08);
}
.sticky-bar a{
  flex:1;display:flex;align-items:center;justify-content:center;gap:8px;
  min-height:56px;font-weight:700;font-size:1rem;
}
.sticky-call{background:var(--primary);color:#fff}
.sticky-devis{background:var(--accent);color:#20140a}

/* Desktop */
@media (min-width:768px){
  .stats{grid-template-columns:repeat(4,1fr)}
  .cards{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(3,1fr)}
  .hero-cta{flex-direction:row}
  .serv-item{display:grid;grid-template-columns:40% 60%;border-top:0;border-left:4px solid var(--primary)}
  .serv-media{aspect-ratio:auto;height:100%;min-height:240px}
  .footer-grid{grid-template-columns:2fr 1fr 1fr}
  .about-grid{flex-direction:row;align-items:center}
  .about-text{flex:1.2}
  .about-figure{flex:1}
  .contact-grid{flex-direction:row;align-items:flex-start}
  .contact-info{flex:1}
  .contact-form{flex:1}
}

@media (min-width:900px){
  body{padding-bottom:0}
  .sticky-bar{display:none}
  .burger{display:none}
  .main-nav{position:static;max-height:none;overflow:visible;background:none;border:0}
  .main-nav ul{flex-direction:row;align-items:center;gap:6px;padding:0}
  .main-nav a{border-bottom:0;padding:8px 14px}
  .main-nav a:hover{color:var(--primary)}
  .nav-cta{margin-top:0;margin-left:6px}
  .hero-img{height:420px}
  .cards{grid-template-columns:repeat(3,1fr)}
  h2{font-size:2.1rem}
  .section{padding:64px 0}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;scroll-behavior:auto !important}
}

/* Scroll reveal */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}