*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--fb),system-ui,-apple-system,"Segoe UI",sans-serif;font-size:17px;line-height:1.65;color:var(--ink);background:var(--bg)}
img{max-width:100%;height:auto;display:block}
a{color:var(--c1);text-underline-offset:3px}
h1,h2,h3{font-family:var(--fd),Georgia,serif;font-weight:var(--fw,700);line-height:1.15;color:var(--ink);margin:0 0 .5em;font-synthesis:none}
h1{font-size:clamp(2.1rem,5vw,3.4rem);letter-spacing:-.01em}
h2{font-size:clamp(1.6rem,3.2vw,2.3rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.narrow{max-width:780px}
.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;background:#fff;padding:8px 12px;z-index:99}

/* En-tête */
.top{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid color-mix(in srgb,var(--ink) 8%,transparent)}
.top-in{display:flex;align-items:center;gap:20px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);margin-right:auto}
.brand strong{display:block;font-family:var(--fd),Georgia,serif;font-weight:var(--fw,700);font-size:1.05rem;line-height:1.1}
.brand small{display:block;font-size:.78rem;opacity:.7}
.dot{width:30px;height:30px;border-radius:10px;background:linear-gradient(135deg,var(--c1),var(--c2));flex:none}
.nav{display:flex;gap:18px}
.nav a{color:var(--ink);text-decoration:none;font-weight:500;font-size:.95rem}
.nav a:hover,.nav a[aria-current]{color:var(--c1)}

/* Boutons */
.btn{display:inline-block;background:var(--c1);color:#fff;font-weight:700;text-decoration:none;padding:14px 22px;border-radius:999px;border:0;cursor:pointer;font-size:1rem;font-family:inherit;transition:transform .15s,box-shadow .15s;box-shadow:0 6px 18px color-mix(in srgb,var(--c1) 30%,transparent)}
.btn:hover{transform:translateY(-1px)}
.btn-sm{padding:10px 16px;font-size:.9rem}
.btn-ghost{background:transparent;color:var(--c1);box-shadow:inset 0 0 0 2px var(--c1)}
.btn-light{background:#fff;color:var(--c1)}
.btn-ghost-light{background:transparent;color:#fff;box-shadow:inset 0 0 0 2px #fff}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0}

/* Hero */
.hero{padding:56px 0 40px;background:radial-gradient(1100px 420px at 85% 0%,color-mix(in srgb,var(--c2) 22%,transparent),transparent 70%),radial-gradient(800px 380px at 0% 100%,color-mix(in srgb,var(--c1) 14%,transparent),transparent 70%)}
.hero-small{padding:44px 0 20px}
.hero-in{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.kicker{display:inline-block;font-weight:700;font-size:.85rem;letter-spacing:.04em;text-transform:uppercase;color:var(--c1);background:color-mix(in srgb,var(--c1) 10%,#fff);padding:6px 12px;border-radius:999px}
.lede{font-size:1.15rem;max-width:62ch}
.crumbs{font-size:.88rem;margin-bottom:14px;opacity:.85}
.crumbs a{color:inherit}
.badges{list-style:none;padding:0;margin:8px 0 0;display:flex;flex-wrap:wrap;gap:8px}
.badges li{background:#fff;border:1px solid color-mix(in srgb,var(--ink) 10%,transparent);padding:6px 12px;border-radius:999px;font-size:.88rem;font-weight:500}
.hero-fig{margin:0;background:#fff;border-radius:var(--r);padding:12px;box-shadow:0 24px 60px color-mix(in srgb,var(--ink) 18%,transparent);transform:rotate(1.2deg)}
.hero-fig img{border-radius:14px}
.hero-fig figcaption{font-size:.85rem;padding:10px 6px 2px;opacity:.75}

/* Sections */
.sec{padding:56px 0}
.sec-soft{background:var(--soft)}
.sec-accent{background:color-mix(in srgb,var(--c2) 16%,var(--bg))}
.sub{max-width:70ch;opacity:.9}
.list{padding-left:0;list-style:none}
.list li{position:relative;padding-left:30px;margin-bottom:10px}
.list li::before{content:"";position:absolute;left:0;top:.45em;width:16px;height:16px;border-radius:6px;background:linear-gradient(135deg,var(--c1),var(--c2))}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin-top:22px}
.card{background:#fff;border-radius:var(--r);padding:22px;border:1px solid color-mix(in srgb,var(--ink) 8%,transparent);box-shadow:0 8px 24px color-mix(in srgb,var(--ink) 6%,transparent)}
.card p{margin:0}
.card-link{text-decoration:none;color:inherit;transition:transform .15s}
.card-link:hover{transform:translateY(-3px)}
.card-link h3{color:var(--c1)}
.steps{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:14px}
.steps li{display:flex;gap:16px;background:#fff;border-radius:var(--r);padding:18px 20px;border:1px solid color-mix(in srgb,var(--ink) 8%,transparent)}
.steps .n{flex:none;width:38px;height:38px;border-radius:12px;background:var(--c2);color:var(--ink);font-weight:700;display:grid;place-items:center;font-family:var(--fd),Georgia,serif}
.steps p{margin:0}

/* Offres */
.offres{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:24px 0}
.offre{background:#fff;border-radius:var(--r);padding:22px;border:1px solid color-mix(in srgb,var(--ink) 8%,transparent);display:flex;flex-direction:column}
.offre:nth-child(3){box-shadow:inset 0 0 0 2px var(--c1)}
.otag{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--c1);margin:0 0 6px}
.oprix{font-family:var(--fd),Georgia,serif;font-size:2rem;font-weight:var(--fw,700);margin:4px 0}
.oprix small{font-family:var(--fb),sans-serif;font-size:.8rem;font-weight:500;opacity:.7}
.onote{font-size:.88rem;opacity:.75}
.offre ul{padding-left:18px;margin:6px 0 0;font-size:.94rem}

/* Réalisations */
.reals{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin-top:22px}
.real{background:#fff;border-radius:var(--r);overflow:hidden;border:1px solid color-mix(in srgb,var(--ink) 8%,transparent)}
.real img{aspect-ratio:16/10;object-fit:cover;object-position:top;width:100%}
.real div{padding:16px 18px 18px}
.real p{margin:0 0 6px}

/* FAQ */
.faq{background:#fff;border-radius:14px;padding:4px 18px;margin-bottom:10px;border:1px solid color-mix(in srgb,var(--ink) 8%,transparent)}
.faq summary{cursor:pointer;font-weight:700;padding:14px 0;list-style:none}
.faq summary::after{content:"+";float:right;color:var(--c1);font-size:1.3rem;line-height:1}
.faq[open] summary::after{content:"−"}
.faq p{margin:0 0 14px}

/* Bandeau CTA */
.cta-band{background:linear-gradient(120deg,var(--c1),color-mix(in srgb,var(--c1) 60%,var(--c2)));color:#fff;padding:48px 0}
.cta-band h2{color:#fff}
.cta-in{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta-in p{max-width:60ch;margin:0}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:start}
.form{background:#fff;border-radius:var(--r);padding:26px;display:grid;gap:14px;border:1px solid color-mix(in srgb,var(--ink) 8%,transparent)}
.form label{display:grid;gap:6px;font-weight:500;font-size:.95rem}
.form input,.form select,.form textarea{font:inherit;padding:12px 14px;border-radius:12px;border:1px solid color-mix(in srgb,var(--ink) 20%,transparent);background:#fff;color:var(--ink)}
.form input:focus,.form select:focus,.form textarea:focus{outline:3px solid color-mix(in srgb,var(--c1) 30%,transparent);border-color:var(--c1)}
.hp{position:absolute;left:-9999px}
.small{font-size:.85rem;opacity:.75;margin:0}
.aside{background:var(--soft);border-radius:var(--r);padding:24px}
.prose h2{font-size:1.4rem;margin-top:1.4em}

/* Pied de page */
.foot{background:var(--ink);color:#eee;padding:48px 0 20px;font-size:.95rem}
.foot a{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px}
.foot ul{list-style:none;padding:0;margin:0}
.foot li{margin-bottom:8px}
.foot-brand{font-family:var(--fd),Georgia,serif;font-size:1.3rem;color:#fff}
.foot-title{font-weight:700;color:#fff}
.foot-bottom{display:flex;flex-wrap:wrap;gap:18px;justify-content:space-between;border-top:1px solid rgba(255,255,255,.15);margin-top:28px;padding-top:16px;font-size:.85rem;opacity:.85}

/* Bulle WhatsApp */
.wa{position:fixed;right:18px;bottom:18px;width:56px;height:56px;border-radius:50%;background:#25d366;color:#fff;display:grid;place-items:center;box-shadow:0 10px 24px rgba(0,0,0,.2);z-index:60}

@media (max-width:980px){
  .offres{grid-template-columns:repeat(2,1fr)}
  .nav{display:none}
}
@media (max-width:760px){
  body{font-size:16px}
  .hero{padding:32px 0 28px}
  .hero-in,.contact-grid,.foot-grid{grid-template-columns:1fr}
  .hero-fig{transform:none}
  .offres{grid-template-columns:1fr}
  .sec{padding:40px 0}
  .top .btn-sm{display:none}
  .wrap{padding:0 16px}
}

/* Variante hero image à gauche */
.hero-flip>figure{order:-1}
.hero-flip .hero-fig{transform:rotate(-1.2deg)}

/* Avis */
.trust{margin:14px 0 0;font-size:.92rem}
.trust .stars{color:#f5a623;letter-spacing:1px;margin-right:4px}

/* Menu mobile sans JavaScript */
.mnav{display:none;position:relative}
.mnav summary{list-style:none;cursor:pointer;width:44px;height:44px;border-radius:12px;display:grid;place-content:center;gap:5px;background:#fff;border:1px solid color-mix(in srgb,var(--ink) 15%,transparent)}
.mnav summary::-webkit-details-marker{display:none}
.mnav summary span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px}
.mnav nav{position:absolute;right:0;top:54px;width:min(300px,86vw);background:#fff;border-radius:var(--r);box-shadow:0 18px 40px color-mix(in srgb,var(--ink) 22%,transparent);padding:10px;display:grid;gap:2px;z-index:70}
.mnav nav a{padding:12px 14px;border-radius:10px;color:var(--ink);text-decoration:none;font-weight:500}
.mnav nav a:hover,.mnav nav a[aria-current]{background:var(--soft);color:var(--c1)}
.mnav nav .btn{color:#fff;text-align:center;margin-top:6px}
@media (max-width:980px){.mnav{display:block}}
@media (max-width:760px){.brand small{display:none}.brand strong{font-size:.98rem}.hero-flip>figure{order:0}}
.real img{aspect-ratio:1200/616}

/* En bref (réponse immédiate, lisible en 10 secondes) */
.bref-wrap{padding:28px 0 0}
.bref{background:#fff;border-radius:var(--r);border:1px solid color-mix(in srgb,var(--ink) 8%,transparent);border-left:6px solid var(--c2);padding:18px 22px;box-shadow:0 8px 24px color-mix(in srgb,var(--ink) 6%,transparent)}
.bref-t{font-family:var(--fd),Georgia,serif;font-weight:var(--fw,700);font-size:1.15rem;margin:0 0 8px;color:var(--c1)}
.bref ul{margin:0;padding-left:20px}
.bref li{margin-bottom:6px}

/* Auteur */
.auteur{display:flex;gap:18px;align-items:flex-start;background:var(--soft);border-radius:var(--r);padding:20px 22px}
.auteur img{border-radius:50%;flex:0 0 80px;width:80px;height:80px;object-fit:cover}
.auteur p{margin:0 0 8px;font-size:.95rem}
.au-nom{font-weight:700}
.au-nom span{font-weight:400;opacity:.75}
.au-liens{font-size:.9rem}

/* Tableaux */
.tbl{overflow-x:auto;margin:20px 0;border-radius:var(--r);border:1px solid color-mix(in srgb,var(--ink) 10%,transparent);background:#fff}
.tbl table{border-collapse:collapse;width:100%;min-width:520px;font-size:.95rem}
.tbl th,.tbl td{padding:12px 14px;text-align:left;vertical-align:top;border-bottom:1px solid color-mix(in srgb,var(--ink) 8%,transparent)}
.tbl thead th{background:var(--c1);color:#fff;font-weight:700}
.tbl tbody th{font-weight:700;background:var(--soft)}
.tbl tr:last-child th,.tbl tr:last-child td{border-bottom:0}

/* Estimateur */
.estim{background:#fff;border-radius:var(--r);padding:24px;display:grid;gap:16px;border:1px solid color-mix(in srgb,var(--ink) 8%,transparent)}
.estim label{display:grid;gap:6px;font-weight:500}
.estim select{font:inherit;padding:11px 12px;border-radius:12px;border:1px solid color-mix(in srgb,var(--ink) 20%,transparent);background:#fff;color:var(--ink)}
.estim input[type=range]{accent-color:var(--c1);width:100%}
.estim fieldset{border:1px solid color-mix(in srgb,var(--ink) 12%,transparent);border-radius:12px;padding:12px 14px;display:grid;gap:8px}
.estim legend{font-weight:700;padding:0 6px}
.estim .chk{display:flex;gap:10px;align-items:center;font-weight:400}
.estim .chk input{accent-color:var(--c1);width:18px;height:18px}
.estim-res{font-size:1.2rem;margin:0;padding:14px 16px;background:var(--soft);border-radius:12px}
.estim-res strong{font-family:var(--fd),Georgia,serif;font-weight:var(--fw,700);color:var(--c1)}
.estim .btn{justify-self:start}
@media (max-width:760px){.auteur{flex-direction:column}}