/* David Weiss – couvreur à Dijon */
@font-face{font-family:'Fraunces';src:url('fonts/fraunces-latin-600-normal.woff2') format('woff2');font-weight:500 700;font-display:swap}
@font-face{font-family:'Inter';src:url('fonts/inter-latin-400-normal.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:'Inter';src:url('fonts/inter-latin-600-normal.woff2') format('woff2');font-weight:600;font-display:swap}
@font-face{font-family:'Inter';src:url('fonts/inter-latin-700-normal.woff2') format('woff2');font-weight:700 800;font-display:swap}

:root{
  --navy:#132a72;--navy-d:#0c1b4d;--blue:#2f5bd3;--sky:#8cc8f5;--sky-l:#e8f2fd;
  --cream:#f7f4ee;--sand:#efe9df;--ink:#1c2230;--muted:#5b6475;--white:#fff;
  --red:#c8202a;--green:#1f9d55;
  --r:18px;--r-s:12px;--shadow:0 10px 30px rgba(19,42,114,.10);--shadow-s:0 4px 14px rgba(19,42,114,.08);
  --serif:'Fraunces',Georgia,'Times New Roman',serif;--sans:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font:400 17px/1.65 var(--sans);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue)}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.15;color:var(--navy);margin:0 0 .5em}
h1{font-size:clamp(2rem,4.6vw,3.4rem);letter-spacing:-.01em}
h2{font-size:clamp(1.55rem,3vw,2.3rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
svg{width:1.15em;height:1.15em;flex:none;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.wrap{width:min(1180px,100% - 32px);margin-inline:auto}
.narrow{width:min(860px,100% - 32px)}
.center{text-align:center}.center-flex{justify-content:center}
.muted{color:var(--muted)}
.skip{position:absolute;left:-999px;top:0;background:var(--navy);color:#fff;padding:10px 14px;z-index:99}
.skip:focus{left:10px}

/* barre du haut */
.topbar{background:var(--navy-d);color:#dbe6fb;font-size:.85rem}
.topbar .wrap{display:flex;gap:26px;justify-content:flex-end;align-items:center;min-height:38px}
.topbar a,.topbar span{display:inline-flex;gap:7px;align-items:center;color:inherit;text-decoration:none}
.topbar a:hover{color:#fff}
.topbar svg{color:var(--sky)}

/* en-tête */
.site-header{position:sticky;top:0;z-index:50;background:rgba(247,244,238,.94);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid rgba(19,42,114,.08)}
.site-header .wrap{display:flex;align-items:center;gap:22px;min-height:78px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--navy);flex:none}
.brand-logo{width:58px;height:58px}
.brand strong{display:block;font:600 1.3rem/1.1 var(--serif)}
.brand small{display:block;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);font-weight:600}
#menu{margin-left:auto}
#menu ul{display:flex;gap:4px;list-style:none;margin:0;padding:0}
#menu a{display:block;padding:8px 11px;border-radius:10px;color:var(--ink);text-decoration:none;font-weight:600;font-size:.93rem}
#menu a:hover{background:var(--sky-l);color:var(--navy)}
#menu a[aria-current]{color:var(--blue)}
.burger{flex:none;display:none;margin-left:auto;width:46px;height:46px;border:0;border-radius:12px;background:var(--sky-l);cursor:pointer;padding:12px 11px;flex-direction:column;justify-content:space-between}
.burger span{display:block;width:100%;height:2.5px;background:var(--navy);border-radius:2px;transition:.25s}
.burger[aria-expanded=true] span:nth-child(1){transform:translateY(8.5px) rotate(45deg)}
.burger[aria-expanded=true] span:nth-child(2){opacity:0}
.burger[aria-expanded=true] span:nth-child(3){transform:translateY(-8.5px) rotate(-45deg)}

/* boutons */
.actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 0}
.btn{white-space:nowrap;display:inline-flex;align-items:center;gap:10px;padding:14px 22px;border-radius:999px;font-weight:700;text-decoration:none;font-size:1rem;line-height:1.2;transition:transform .15s,box-shadow .15s,background .15s;border:2px solid transparent}
.btn:hover{transform:translateY(-1px)}
.btn-call{background:var(--blue);color:#fff;box-shadow:0 8px 22px rgba(47,91,211,.35)}
.btn-call:hover{background:var(--navy)}
.btn-ghost{border-color:currentColor;color:var(--navy);background:rgba(255,255,255,.7)}
.btn-light{background:#fff;color:var(--navy)}
.head-cta{padding:11px 18px;flex:none}

/* hero */
.hero{position:relative;color:#fff;isolation:isolate;overflow:hidden;background:var(--navy-d)}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(100deg,rgba(9,21,62,.92) 0%,rgba(12,27,77,.78) 45%,rgba(12,27,77,.35) 100%)}
.hero-in{padding:96px 0 84px;max-width:760px;margin-left:max(16px,(100% - 1180px)/2)}
.hero h1{color:#fff}
.hero h1 em{font-style:italic;color:var(--sky);font-weight:500}
.hero .lead{color:#e3ebfb}
.hero .btn-ghost{color:#fff;background:rgba(255,255,255,.08)}
.hero-sm .hero-in{padding:60px 0 64px}
.cp{font-size:.6em;color:var(--sky);font-family:var(--sans);font-weight:600}
.lead{font-size:1.15rem;max-width:62ch}
.kicker{font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;font-weight:700;color:var(--blue);margin-bottom:.8em}
.kicker-light{color:var(--sky)}
.badges{display:flex;flex-wrap:wrap;gap:10px 22px;list-style:none;padding:0;margin:26px 0 0;font-weight:600;font-size:.95rem}
.badges li{display:flex;gap:8px;align-items:center}
.badges svg{color:var(--sky)}

/* fil d'ariane */
.fil ol{display:flex;flex-wrap:wrap;gap:6px;list-style:none;padding:0;margin:0 0 18px;font-size:.88rem}
.fil li+li::before{content:"›";margin-right:6px;opacity:.6}
.fil a{color:inherit;opacity:.85}
.hero .fil{color:#dbe6fb}
.page-hero{background:linear-gradient(180deg,var(--sky-l),var(--cream));padding:54px 0 46px}
.page-hero .fil{color:var(--muted)}

/* sections */
.section{padding:80px 0}
.section-alt{background:var(--white)}
.section-head{max-width:720px;margin:0 auto 42px;text-align:center}
.section-head p:last-child{color:var(--muted)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split-img img{object-position:center 65%;border-radius:var(--r);box-shadow:var(--shadow);width:100%;max-height:560px;object-fit:cover}

/* cartes métiers */
.services{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.service-card{display:flex;flex-direction:column;background:#fff;border-radius:var(--r);overflow:hidden;text-decoration:none;color:var(--ink);box-shadow:var(--shadow-s);transition:transform .2s,box-shadow .2s}
.service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.service-card img{aspect-ratio:4/3;object-fit:cover;width:100%}
.service-card div{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.service-card p{color:var(--muted);font-size:.95rem}
.more{margin-top:auto;display:inline-flex;gap:6px;align-items:center;color:var(--blue);font-weight:700;font-size:.92rem}
.autres{margin-top:34px;background:#fff;border-radius:var(--r);padding:22px 26px;box-shadow:var(--shadow-s);display:flex;gap:24px;align-items:center;flex-wrap:wrap}
.autres h3{margin:0}
.autres ul{display:flex;flex-wrap:wrap;gap:8px 24px;list-style:none;margin:0;padding:0}
.autres li{display:flex;gap:7px;align-items:center;font-weight:600;font-size:.95rem}
.autres svg{color:var(--green)}

/* urgence */
.urgence{background:linear-gradient(110deg,var(--navy-d),var(--navy));color:#fff;padding:38px 0}
.urg-in{display:flex;gap:24px;align-items:center}
.urg-in h2{color:#fff;font-size:clamp(1.3rem,2.4vw,1.75rem);margin-bottom:.3em}
.urg-in p{margin:0;color:#d5e1f8}
.urg-in .btn{margin-left:auto;background:var(--red);box-shadow:0 8px 22px rgba(200,32,42,.35)}
.urg-in .btn:hover{background:#a3161f}
.urg-ico{width:62px;height:62px;border-radius:50%;background:rgba(140,200,245,.15);display:grid;place-items:center;flex:none}
.urg-ico svg{width:30px;height:30px;color:var(--sky)}

/* atouts */
.atouts{list-style:none;padding:0;margin:26px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:18px}
.atouts li{background:var(--cream);border-radius:var(--r-s);padding:18px}
.section-alt .atouts li{background:var(--sky-l)}
.atouts h3{font-size:1.02rem;margin:.5em 0 .3em}
.atouts p{font-size:.92rem;color:var(--muted);margin:0}
.ico{width:42px;height:42px;border-radius:12px;background:var(--navy);color:#fff;display:grid;place-items:center}

/* étapes */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:s}
.steps li{background:#fff;border-radius:var(--r);padding:26px 22px;box-shadow:var(--shadow-s);position:relative}
.num{font:600 2.2rem/1 var(--serif);color:var(--sky);display:block;margin-bottom:12px}
.steps p{color:var(--muted);font-size:.95rem;margin:0}

/* avant / après */
.ba{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.ba figure{margin:0;position:relative;border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow)}
.ba img{width:100%;aspect-ratio:744/304;object-fit:cover}
.tag{position:absolute;left:14px;top:14px;padding:6px 14px;border-radius:999px;font-weight:700;font-size:.85rem;color:#fff;letter-spacing:.04em}
.tag-avant{background:rgba(12,27,77,.85)}.tag-apres{background:var(--green)}

/* galerie */
.gallery{display:grid;gap:18px}
.g3{grid-template-columns:repeat(3,1fr)}
.gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-s);box-shadow:var(--shadow-s)}
.gallery figure{margin:0}
.gallery figcaption{font-size:.9rem;color:var(--muted);padding:10px 4px 0}
.gallery+.center{margin-top:30px}

/* zones */
.zones{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.zones a{display:flex;justify-content:space-between;gap:8px;align-items:baseline;padding:12px 14px;background:#fff;border-radius:var(--r-s);text-decoration:none;color:var(--navy);font-weight:600;font-size:.93rem;box-shadow:var(--shadow-s);transition:background .15s}
.section-alt .zones a{background:var(--cream)}
.zones a:hover,.zones a[aria-current]{background:var(--navy);color:#fff}
.zones small{color:var(--muted);font-weight:400;font-size:.78rem}
.zones a:hover small,.zones a[aria-current] small{color:var(--sky)}

/* services ville */
.svc-ville{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.svc-ville a{display:flex;flex-direction:column;height:100%;background:#fff;border-radius:var(--r);padding:24px 22px;text-decoration:none;color:var(--ink);box-shadow:var(--shadow-s);border-top:4px solid var(--blue);transition:transform .2s}
.svc-ville a:hover{transform:translateY(-3px)}
.svc-ville h3{font-size:1.1rem}
.svc-ville p{color:var(--muted);font-size:.93rem}

/* listes */
.checks{list-style:none;padding:0;margin:0 0 1.2em}
.checks li{display:flex;gap:10px;align-items:flex-start;margin-bottom:10px}
.checks svg{color:var(--green);margin-top:.3em}
.checks.cols{display:grid;grid-template-columns:1fr 1fr;gap:4px 28px}
.links{list-style:none;padding:0;margin:0 0 20px;display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.links a{display:inline-flex;gap:8px;align-items:center;padding:10px 18px;border-radius:999px;background:var(--sky-l);color:var(--navy);text-decoration:none;font-weight:600}
.links a:hover{background:var(--navy);color:#fff}

/* faq */
.faq details{background:#fff;border-radius:var(--r-s);margin-bottom:12px;box-shadow:var(--shadow-s)}
.faq summary{cursor:pointer;list-style:none;padding:18px 54px 18px 22px;font-weight:700;color:var(--navy);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);font-size:1.5rem;color:var(--blue);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq details p{padding:0 22px 20px;margin:0;color:var(--muted)}

/* appel à l'action */
.cta{padding:70px 0;background:radial-gradient(circle at 15% 20%,#3a6be0,var(--navy) 55%,var(--navy-d));color:#fff}
.cta-in{display:flex;gap:30px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.cta h2{color:#fff}
.cta p{color:#d5e1f8;margin:0}
.cta .actions{margin:0}
.cta .btn-call{background:var(--red);box-shadow:0 8px 22px rgba(0,0,0,.25)}

/* contact */
.contact-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.contact-card{background:#fff;border-radius:var(--r);padding:30px 26px;box-shadow:var(--shadow-s);text-decoration:none;color:var(--ink);transition:transform .2s}
a.contact-card:hover{transform:translateY(-3px)}
.contact-card h2{font-size:1.1rem;margin:.8em 0 .3em}
.contact-card .big{font:600 1.35rem/1.3 var(--serif);color:var(--navy);margin:0 0 .2em;overflow-wrap:anywhere}
.contact-card p{margin:0;color:var(--muted)}
.tips{margin-top:40px;background:var(--sky-l);border-radius:var(--r);padding:28px 30px}
.tips h2{font-size:1.3rem}
.prose h2{font-size:1.35rem;margin-top:1.6em}
.p404{padding:90px 0}

/* pied de page */
.site-footer{background:var(--navy-d);color:#c6d3ee;padding:64px 0 28px;font-size:.93rem}
.foot-grid{display:grid;grid-template-columns:1.3fr .8fr 1.9fr;gap:44px}
.site-footer h2{color:#fff;font-size:1.1rem;font-family:var(--sans);font-weight:700;letter-spacing:.02em}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:7px}
.site-footer a{color:#c6d3ee;text-decoration:none}
.site-footer a:hover{color:#fff}
.brand-foot{color:#fff;margin-bottom:16px}
.brand-foot strong{color:#fff}
.brand-foot small{color:var(--sky)}
.foot-contact a,.foot-contact span{display:flex;gap:9px;align-items:center;margin-bottom:6px}
.foot-contact svg{color:var(--sky)}
.foot-villes ul{columns:3;column-gap:20px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:22px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.85rem}

/* bulles flottantes */
.bulles{position:fixed;right:18px;bottom:18px;display:flex;flex-direction:column;gap:12px;z-index:60}
.bulle{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;color:#fff;box-shadow:0 8px 22px rgba(0,0,0,.25);transition:transform .15s}
.bulle:hover{transform:scale(1.06)}
.bulle svg{width:26px;height:26px}
.bulle-mail{background:var(--blue)}
.bulle-tel{background:var(--green);position:relative}
.bulle-tel::before{content:"";position:absolute;inset:0;border-radius:50%;background:var(--green);z-index:-1;animation:pulse 2s ease-out infinite}
@keyframes pulse{0%{transform:scale(1);opacity:.6}100%{transform:scale(1.7);opacity:0}}

/* responsive */
@media (max-width:1100px){
  #menu a{padding:8px 8px;font-size:.88rem}
  .services,.svc-ville{grid-template-columns:repeat(2,1fr)}
  .zones{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:960px){
  .burger{display:flex}
  .head-cta{margin-left:auto}
  .head-cta+.burger{margin-left:0}
  #menu{position:absolute;top:100%;left:0;right:0;background:var(--cream);margin:0;padding:10px 16px 24px;border-bottom:1px solid rgba(19,42,114,.1);box-shadow:var(--shadow);display:none;max-height:calc(100vh - 80px);overflow:auto}
  #menu.open{display:block}
  #menu ul{flex-direction:column}
  #menu a{padding:14px 12px;font-size:1.05rem;border-bottom:1px solid rgba(19,42,114,.06);border-radius:0}
  .split{grid-template-columns:1fr;gap:34px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .foot-villes{grid-column:1/-1}
  .contact-cards{grid-template-columns:1fr}
  .urg-in{flex-wrap:wrap}
  .urg-in .btn{margin-left:0}
}
@media (max-width:640px){
  body{font-size:16px}
  .topbar span,.topbar a:nth-child(2){display:none}
  .topbar .wrap{justify-content:center}
  .site-header .wrap{min-height:68px;gap:12px}
  .brand-logo{width:48px;height:48px}
  .brand strong{font-size:1.1rem}
  .head-cta span{display:none}
  .head-cta{padding:11px 13px;width:auto}
  .hero-in{padding:64px 0 56px}
  .section{padding:56px 0}
  .services,.svc-ville,.ba,.g3,.atouts,.steps,.checks.cols{grid-template-columns:1fr}
  .zones{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr}
  .foot-villes ul{columns:2}
  .actions .btn{width:100%;justify-content:center}
  .urg-ico{display:none}
  .bulles{right:12px;bottom:12px}
  .bulle{width:52px;height:52px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}