/* =========================================================
   Design system — inspiré de la charte RoofPlan (rouge/or),
   réécrit léger et sans dépendance JS pour la vitesse (SEO).
   ========================================================= */

:root{
    --primary: #ed202b;
    --secondary: #e7bd1a;
    --text: #252628;
    --gray: #6b6b6b;
    --bg-alt: #f7f7f7;
    --white: #ffffff;
    --radius: 10px;
    --font-title: 'Montserrat', sans-serif;
    --font-text: 'Poppins', sans-serif;
    --container: 1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
    margin:0;
    font-family:var(--font-text);
    color:var(--text);
    line-height:1.65;
    font-size:16px;
    background:var(--white);
}
h1,h2,h3,h4{
    font-family:var(--font-title);
    line-height:1.25;
    margin:0 0 .6em;
    font-weight:700;
}
h1{font-size:clamp(1.9rem,4vw,2.7rem);}
h2{font-size:clamp(1.5rem,3vw,2.1rem);}
h3{font-size:1.25rem;}
p{margin:0 0 1em;color:var(--gray);}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;list-style:none;}

.container{max-width:var(--container);margin:0 auto;padding:0 20px;}
.section{padding:64px 0;}
.section-alt{background:var(--bg-alt);}
.eyebrow{
    display:inline-block;color:var(--primary);font-weight:700;
    text-transform:uppercase;letter-spacing:.08em;font-size:.8rem;margin-bottom:.5em;
}
.lead{font-size:1.1rem;max-width:640px;}

/* Boutons */
.btn{
    display:inline-flex;align-items:center;gap:.5em;
    padding:14px 28px;border-radius:50px;font-weight:600;
    font-family:var(--font-text);transition:.2s ease;border:2px solid transparent;
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:#c91a24;}
.btn-outline{border-color:var(--white);color:var(--white);}
.btn-outline:hover{background:var(--white);color:var(--primary);}
.btn-tel{background:var(--secondary);color:var(--text);}

/* Header */
.site-header{
    position:sticky;top:0;z-index:50;background:#fff;
    box-shadow:0 2px 10px rgba(0,0,0,.06);
}
.site-header .inner{
    display:flex;align-items:center;justify-content:space-between;
    padding:14px 0;gap:20px;
}
.logo{font-family:var(--font-title);font-weight:800;font-size:1.3rem;color:var(--text);}
.logo span{color:var(--primary);}
nav.main-nav ul{display:flex;gap:26px;flex-wrap:wrap;}
nav.main-nav a{font-weight:600;font-size:.95rem;}
nav.main-nav a:hover{color:var(--primary);}
.header-cta{display:flex;align-items:center;gap:14px;}
.header-phone{font-weight:700;white-space:nowrap;}
.header-phone i{color:var(--primary);margin-right:6px;}
.nav-toggle{display:none;background:none;border:0;font-size:1.6rem;cursor:pointer;}

/* Hero */
.hero{
    background:linear-gradient(135deg,var(--text) 0%,#3a3b3d 100%);
    color:#fff;padding:80px 0;position:relative;overflow:hidden;
}
.hero .badge{
    display:inline-block;background:var(--secondary);color:var(--text);
    font-weight:700;padding:6px 16px;border-radius:50px;font-size:.85rem;margin-bottom:18px;
}
.hero h1{color:#fff;}
.hero p{color:#d8d8d8;}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px;}
.hero-img{border-radius:var(--radius);overflow:hidden;}

/* Breadcrumb (pages intérieures) */
.breadcrumb-bar{background:var(--text);color:#fff;padding:34px 0;}
.breadcrumb-bar h1{color:#fff;margin-bottom:.3em;}
.breadcrumb-bar .crumbs{color:#c9c9c9;font-size:.9rem;}
.breadcrumb-bar .crumbs a{color:var(--secondary);}

/* Cartes services */
.grid{display:grid;gap:26px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.card{
    background:#fff;border:1px solid #eee;border-radius:var(--radius);
    padding:30px;transition:.2s ease;
}
.card:hover{box-shadow:0 14px 30px rgba(0,0,0,.08);transform:translateY(-3px);}
.card .icon{
    width:56px;height:56px;border-radius:14px;background:var(--bg-alt);
    display:flex;align-items:center;justify-content:center;margin-bottom:16px;
    font-size:1.5rem;color:var(--primary);
}
.card a.more{color:var(--primary);font-weight:700;font-size:.9rem;}

/* Atouts / liste à puces */
.check-list li{
    display:flex;gap:10px;align-items:flex-start;margin-bottom:12px;color:var(--text);
}
.check-list li::before{content:"✓";color:var(--primary);font-weight:900;}

/* Bandeau chiffres */
.stats{background:var(--primary);color:#fff;padding:40px 0;}
.stats .grid{grid-template-columns:repeat(4,1fr);text-align:center;}
.stats strong{display:block;font-size:2rem;font-family:var(--font-title);}
.stats span{font-size:.85rem;opacity:.9;}

/* CTA bloc */
.cta-block{
    background:var(--text);color:#fff;border-radius:var(--radius);
    padding:44px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.cta-block h2{color:#fff;margin:0;}

/* FAQ (pur HTML, pas de JS) */
.faq details{
    background:#fff;border:1px solid #eee;border-radius:var(--radius);
    padding:18px 22px;margin-bottom:12px;
}
.faq summary{font-weight:700;cursor:pointer;list-style:none;position:relative;padding-right:26px;}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{content:"+";position:absolute;right:0;top:0;font-size:1.3rem;color:var(--primary);}
.faq details[open] summary::after{content:"–";}
.faq p{margin-top:12px;margin-bottom:0;}

/* Zone d'intervention / villes */
.villes-grid{grid-template-columns:repeat(4,1fr);}
.ville-pill{
    display:block;text-align:center;background:var(--bg-alt);border-radius:50px;
    padding:12px 10px;font-weight:600;font-size:.92rem;
}
.ville-pill:hover{background:var(--primary);color:#fff;}

/* Formulaire de contact (partagé, inclus dans le footer de chaque page) */
.contact-form{background:#fff;border-radius:var(--radius);padding:30px;border:1px solid #eee;}
.contact-form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.contact-form input,.contact-form textarea{
    width:100%;padding:13px 16px;border:1px solid #ddd;border-radius:8px;
    font-family:var(--font-text);margin-bottom:14px;font-size:.95rem;
}
.contact-form textarea{grid-column:1/-1;min-height:120px;}
.contact-form button{grid-column:1/-1;width:100%;justify-content:center;border:none;cursor:pointer;}

/* Footer */
footer.site-footer{background:var(--text);color:#cfcfcf;padding:60px 0 20px;}
footer h4{color:#fff;font-size:1rem;margin-bottom:16px;}
footer a:hover{color:var(--secondary);}
.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;}
.footer-bottom{
    border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding-top:20px;
    display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.85rem;
}

/* Bouton flottant mobile : appel direct (conversion + signal local SEO) */
.mobile-call-bar{
    display:none;position:fixed;left:0;right:0;bottom:0;z-index:60;
    background:var(--primary);color:#fff;text-align:center;padding:14px;
    font-weight:700;box-shadow:0 -4px 14px rgba(0,0,0,.15);
}

/* Responsive */
@media (max-width:900px){
    .hero-grid{grid-template-columns:1fr;}
    .grid-3, .grid-2, .villes-grid, .footer-grid, .stats .grid{grid-template-columns:repeat(2,1fr);}
    nav.main-nav{display:none;}
    .nav-toggle{display:block;}
    .header-phone span.label{display:none;}
    .mobile-call-bar{display:block;}
    body{padding-bottom:56px;}
}
@media (max-width:560px){
    .grid-3, .grid-2, .villes-grid, .footer-grid, .stats .grid{grid-template-columns:1fr 1fr;}
    .contact-form .row{grid-template-columns:1fr;}
    .cta-block{flex-direction:column;text-align:center;}
}