:root{
  --ink:#101722;
  --muted:#657181;
  --line:#e6e9ee;
  --paper:#ffffff;
  --soft:#f5f7fa;
  --dark:#0b121c;
  --slate:#172333;
  --gold:#c8a45d;
  --gold-2:#f0d99b;
  --radius:24px;
  --shadow:0 24px 70px rgba(10,18,30,.14);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);line-height:1.6}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
.container{width:min(1160px,calc(100% - 40px));margin-inline:auto}
.section{padding:92px 0}
.site-header{background:var(--dark);color:#fff}
.nav{height:82px;display:flex;align-items:center;justify-content:space-between;gap:28px;position:absolute;z-index:20;left:50%;transform:translateX(-50%);top:0;color:#fff}
.brand{display:inline-flex;align-items:center;gap:12px;font-weight:800;letter-spacing:-.03em}
.brand-mark{display:grid;place-items:center;width:44px;height:44px;border:1px solid rgba(255,255,255,.35);background:linear-gradient(135deg,var(--gold),#8f6e30);color:#111;border-radius:14px;font-weight:900;box-shadow:0 12px 30px rgba(0,0,0,.18)}
.brand-text{font-size:1.08rem;text-transform:uppercase;line-height:1.1}.brand-text span{display:block;font-family:"Playfair Display",serif;font-size:1.2rem;text-transform:none;color:#fff}
.nav-links{display:flex;align-items:center;gap:28px;font-size:.94rem;color:rgba(255,255,255,.78)}.nav-links a:hover{color:#fff}.nav-phone{padding:12px 18px;border:1px solid rgba(255,255,255,.28);border-radius:999px;background:rgba(255,255,255,.08);backdrop-filter:blur(10px);font-weight:700}.nav-phone:hover{background:#fff;color:#101722}
.hero{position:relative;min-height:850px;display:grid;align-items:center;overflow:hidden}.hero-bg{position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,18,30,.88),rgba(10,18,30,.56),rgba(10,18,30,.18)),url("assets/images/pose-couvreur-ardoise.jpg") center/cover no-repeat;transform:scale(1.02)}.hero-overlay{position:absolute;inset:auto 0 0;height:250px;background:linear-gradient(0deg,#fff,rgba(255,255,255,0))}.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 380px;gap:58px;align-items:end;padding-top:130px}.hero-content{max-width:760px;padding:70px 0}.eyebrow{margin:0 0 16px;text-transform:uppercase;letter-spacing:.16em;font-size:.75rem;font-weight:800;color:var(--gold-2)}.eyebrow.dark{color:#9b7432}.hero h1,.section-heading h2,.intro h2,.signature h2,.zones h2,.cta-band h2,.contact h2{font-family:"Playfair Display",serif;line-height:1.03;letter-spacing:-.04em}.hero h1{margin:0;font-size:clamp(3rem,7vw,6.75rem);max-width:900px}.hero-lead{font-size:1.15rem;max-width:650px;color:rgba(255,255,255,.78);margin:28px 0 0}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;padding:15px 23px;font-weight:800;cursor:pointer;transition:.25s ease;font-size:.95rem}.btn-primary{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#111;box-shadow:0 18px 36px rgba(200,164,93,.25)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 24px 42px rgba(200,164,93,.35)}.btn-light{background:#fff;color:#111}.btn-light:hover{transform:translateY(-2px);background:#f4f4f4}.trust-row{display:flex;gap:13px;flex-wrap:wrap;margin-top:26px}.trust-row span{padding:9px 13px;border:1px solid rgba(255,255,255,.22);border-radius:999px;background:rgba(255,255,255,.08);color:rgba(255,255,255,.84);font-size:.86rem}.hero-card{background:rgba(255,255,255,.94);color:var(--ink);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow);margin-bottom:70px;backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.7)}.card-kicker{display:inline-block;color:#9b7432;font-weight:800;text-transform:uppercase;letter-spacing:.13em;font-size:.72rem}.hero-card h2{font-family:"Playfair Display",serif;font-size:2rem;line-height:1.05;margin:13px 0}.hero-card p{color:var(--muted);margin:0 0 20px}.card-phone,.card-mail{display:block;padding:14px 0;border-top:1px solid var(--line);font-weight:800}.card-mail{color:#526071;font-weight:700}
.intro{background:#fff}.intro-grid{display:grid;grid-template-columns:.85fr 1fr;gap:70px;align-items:start}.intro h2,.section-heading h2,.signature h2,.zones h2,.cta-band h2,.contact h2{font-size:clamp(2.1rem,4vw,4rem);margin:0}.intro p:last-child{margin:14px 0 0;color:var(--muted);font-size:1.1rem}.section-heading{max-width:780px;margin-bottom:42px}.section-heading.compact{max-width:720px}.services{background:var(--soft)}.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.service-card{background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:0 12px 30px rgba(14,26,42,.05);transition:.25s ease}.service-card:hover{transform:translateY(-5px);box-shadow:0 24px 55px rgba(14,26,42,.12)}.service-card img{width:100%;height:190px;object-fit:cover}.service-card div{padding:22px}.service-card span{font-weight:900;color:var(--gold);font-size:.85rem}.service-card h3{margin:8px 0 10px;font-size:1.25rem;letter-spacing:-.02em}.service-card p{margin:0;color:var(--muted);font-size:.95rem}.service-card.featured{grid-column:span 1}.signature-grid{display:grid;grid-template-columns:1fr .9fr;gap:72px;align-items:center}.signature-img-wrap{position:relative}.signature-img-wrap img{height:620px;width:100%;object-fit:cover;border-radius:32px;box-shadow:var(--shadow)}.floating-badge{position:absolute;left:26px;bottom:26px;background:#fff;border-radius:18px;padding:16px 18px;font-weight:900;color:#111;box-shadow:0 18px 50px rgba(0,0,0,.18)}.signature-content p{color:var(--muted);font-size:1.06rem}.check-list{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:13px}.check-list li{position:relative;padding-left:34px;color:#263243}.check-list li:before{content:"";position:absolute;left:0;top:7px;width:18px;height:18px;border-radius:50%;background:linear-gradient(135deg,var(--gold-2),var(--gold));box-shadow:0 0 0 5px rgba(200,164,93,.15)}.gallery{background:#111923;color:#fff}.gallery .eyebrow.dark{color:var(--gold-2)}.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:230px;gap:16px}.gallery-item{position:relative;margin:0;border-radius:22px;overflow:hidden;background:#222}.gallery-item.large{grid-column:span 2;grid-row:span 2}.gallery-item.tall{grid-row:span 2}.gallery-item.wide{grid-column:span 2}.gallery-item img{width:100%;height:100%;object-fit:cover;transition:.35s ease}.gallery-item:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.68),rgba(0,0,0,.08) 55%)}.gallery-item:hover img{transform:scale(1.05)}.gallery-item figcaption{position:absolute;z-index:2;left:18px;bottom:16px;font-weight:900}.process{background:#fff}.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.process-step{padding:28px;border:1px solid var(--line);border-radius:24px;background:#fff}.process-step span{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--slate);color:#fff;font-weight:900}.process-step h3{margin:18px 0 8px}.process-step p{color:var(--muted);margin:0}.zones{background:linear-gradient(135deg,#f8f6ef,#f5f7fa)}.zones-grid{display:grid;grid-template-columns:.9fr 1fr;gap:70px;align-items:center}.zones p{color:var(--muted)}.zone-list{display:flex;flex-wrap:wrap;gap:12px}.zone-list span{padding:13px 16px;background:#fff;border:1px solid var(--line);border-radius:999px;font-weight:700;color:#273344;box-shadow:0 12px 26px rgba(14,26,42,.06)}.cta-band{background:linear-gradient(135deg,#0b121c,#1a2a3f);color:#fff;padding:70px 0}.cta-grid{display:flex;align-items:center;justify-content:space-between;gap:40px}.cta-band h2{font-size:clamp(2rem,4vw,3.7rem)}.cta-band p:last-child{color:rgba(255,255,255,.72)}.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end}.contact{background:#fff}.contact-grid{display:grid;grid-template-columns:.9fr 1fr;gap:42px}.contact-panel{background:var(--soft);border-radius:28px;padding:38px;border:1px solid var(--line)}.contact-panel p{color:var(--muted)}.contact-lines{display:grid;gap:12px;margin-top:24px}.contact-lines a{font-weight:800;color:#1c2a3a}.contact-form{padding:34px;border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);display:grid;gap:16px}.contact-form label{font-weight:800;color:#273344}.contact-form input,.contact-form textarea{width:100%;margin-top:8px;border:1px solid var(--line);border-radius:16px;padding:15px 16px;font:inherit;color:var(--ink);background:#fbfcfd}.contact-form input:focus,.contact-form textarea:focus{outline:3px solid rgba(200,164,93,.25);border-color:var(--gold)}.contact-form .btn{width:max-content}.footer{background:#080d14;color:#fff;padding:42px 0}.footer-grid{display:flex;justify-content:space-between;gap:40px}.footer p{color:rgba(255,255,255,.68);margin:16px 0 0}.footer a:not(.brand){display:block;color:rgba(255,255,255,.78);margin-top:8px}.footer-brand .brand-mark{width:38px;height:38px}.footer-brand .brand-text span{color:#fff}
@media (max-width:980px){.nav-links{display:none}.hero{min-height:auto}.hero-grid,.intro-grid,.signature-grid,.zones-grid,.contact-grid{grid-template-columns:1fr}.hero-grid{padding-top:110px}.hero-content{padding:72px 0 20px}.hero-card{margin-bottom:50px}.service-grid,.process-grid{grid-template-columns:repeat(2,1fr)}.gallery-grid{grid-template-columns:repeat(2,1fr)}.gallery-item.large,.gallery-item.tall,.gallery-item.wide{grid-column:span 1;grid-row:span 1}.cta-grid,.footer-grid{display:grid}.cta-actions{justify-content:flex-start}.signature-img-wrap img{height:520px}}
@media (max-width:640px){.container{width:min(100% - 28px,1160px)}.section{padding:64px 0}.nav{height:72px}.brand-text{font-size:.9rem}.brand-text span{font-size:1.02rem}.nav-phone{font-size:.82rem;padding:10px 12px}.hero-bg{background:linear-gradient(90deg,rgba(10,18,30,.9),rgba(10,18,30,.62)),url("assets/images/toiture-ardoise-maison-auray.jpg") center/cover no-repeat}.hero h1{font-size:2.7rem}.hero-lead{font-size:1rem}.hero-actions,.trust-row{gap:10px}.btn{width:100%;padding:14px 18px}.hero-card{padding:24px}.service-grid,.process-grid{grid-template-columns:1fr}.gallery-grid{grid-template-columns:1fr;grid-auto-rows:260px}.signature-img-wrap img{height:430px}.floating-badge{left:16px;right:16px;bottom:16px}.contact-form .btn{width:100%}}