/* ===== Polices auto-hébergées (woff2 local — zéro dépendance Google) ===== */
@font-face{font-family:'DM Serif Display';font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/dmserif-400.woff2) format('woff2')}
@font-face{font-family:'Outfit';font-style:normal;font-weight:300;font-display:swap;src:url(/fonts/outfit-300.woff2) format('woff2')}
@font-face{font-family:'Outfit';font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/outfit-400.woff2) format('woff2')}
@font-face{font-family:'Outfit';font-style:normal;font-weight:500;font-display:swap;src:url(/fonts/outfit-500.woff2) format('woff2')}
@font-face{font-family:'Outfit';font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/outfit-600.woff2) format('woff2')}
@font-face{font-family:'Outfit';font-style:normal;font-weight:700;font-display:swap;src:url(/fonts/outfit-700.woff2) format('woff2')}
/* ===== Instant Chauffage & Climatisation — feuille de style commune (pages SEO) ===== */
:root{
  --bg:#faf6f1;--bg2:#f3ede4;--card:#fff;--surface:#f8f4ee;
  --burg:#7a2838;--burg-s:#944050;--burg-p:rgba(122,40,56,.06);--burg-g:rgba(122,40,56,.12);
  --terra:#b86944;--gold:#b8953e;--gold-s:#d4b15e;
  --cream:#e8dfd3;--text:#3a2e2a;--soft:#6b605a;--faint:#6f655d;--white:#fffcf8;
  --bdr-s:rgba(0,0,0,.06);--ok:#5a8f6a;
  --sh:0 2px 20px rgba(58,46,42,.06);--sh2:0 4px 30px rgba(58,46,42,.08);--sh3:0 8px 40px rgba(58,46,42,.1);
  --r:12px;--rl:20px;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Outfit',sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;line-height:1.6}
h1,h2,h3{font-family:'DM Serif Display',serif;font-weight:400;color:var(--text)}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{max-width:1000px;margin:0 auto;padding:0 24px}

/* NAV */
nav{position:sticky;top:0;z-index:100;background:rgba(250,246,241,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--bdr-s)}
.nav-inner{max-width:1000px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;height:84px}
.nav-logo{font-family:'DM Serif Display',serif;font-size:19px;color:var(--burg);display:flex;align-items:center}
.nav-logo img{height:56px;width:auto;display:block}
.nav-links{display:flex;align-items:center;gap:22px}
.nav-links a{font-size:14px;font-weight:500;color:var(--soft);transition:color .2s}
.nav-links a:hover{color:var(--burg)}
.nav-tel{font-weight:600;color:var(--burg)!important}
.nav-cta{background:var(--burg);color:#fff!important;padding:10px 20px;border-radius:50px;font-size:14px;font-weight:600;transition:all .2s}
.nav-cta:hover{background:var(--burg-s)}
@media(max-width:760px){.nav-links a:not(.nav-tel):not(.nav-cta){display:none}}
/* Menu déroulant "Nos services" (pages SEO) */
.nav-drop{position:relative;display:flex;align-items:center}
.nav-drop>a{display:flex;align-items:center;gap:4px;cursor:pointer}
.nav-drop-menu{position:absolute;top:100%;left:0;transform:translateY(8px);background:var(--card);border:1px solid var(--bdr-s);border-radius:14px;box-shadow:var(--sh2);padding:8px;min-width:236px;opacity:0;visibility:hidden;transition:all .2s;display:flex;flex-direction:column;gap:2px;z-index:101}
.nav-drop:hover .nav-drop-menu{opacity:1;visibility:visible;transform:translateY(4px)}
.nav-drop-menu a{padding:9px 14px;border-radius:8px;font-size:13px;color:var(--text)!important;white-space:nowrap;font-weight:500}
.nav-drop-menu a:hover{background:var(--surface);color:var(--burg)!important}
@media(max-width:760px){.nav-drop{display:none}}

/* FIL D'ARIANE */
.breadcrumb{font-size:12px;color:var(--faint);padding:16px 0 0}
.breadcrumb a{color:var(--soft)}
.breadcrumb a:hover{color:var(--burg)}

/* HERO PAGE */
.page-hero{padding:40px 0 36px;border-bottom:1px solid var(--bdr-s)}
.page-hero h1{font-size:clamp(28px,4.5vw,42px);line-height:1.15;margin-bottom:14px}
.page-hero h1 em{font-style:normal;color:var(--burg)}
.page-hero .lead{font-size:17px;color:var(--soft);max-width:680px;font-weight:300}
.page-hero .hero-btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.page-hero .hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center}
@media(max-width:760px){.page-hero .hero-grid{grid-template-columns:1fr}.hero-visual{display:none}}
.hero-visual{aspect-ratio:4/3;border-radius:var(--rl);background:linear-gradient(150deg,#7a2838,#b86944);box-shadow:var(--sh2);position:relative;overflow:hidden}
.hero-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center top;display:block}
.hero-visual .hv-badge{position:absolute;left:14px;bottom:14px;z-index:2;font-size:12px;font-weight:600;letter-spacing:.3px;color:#fff;background:rgba(26,18,16,.55);border:1px solid rgba(255,255,255,.25);padding:7px 14px;border-radius:50px;backdrop-filter:blur(4px)}
/* Variante visuel neutre (pages sans photo) */
.hero-visual.neutral{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px}
.hero-visual.neutral::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 72% 28%,rgba(255,255,255,.16),transparent 60%)}
.hero-visual.neutral .hv-icon{font-size:72px;line-height:1;position:relative;z-index:1;filter:drop-shadow(0 4px 14px rgba(0,0,0,.25))}
.hero-visual.neutral .hv-badge{position:relative;left:auto;bottom:auto}

/* BOUTONS */
.btn-primary{background:var(--burg);color:var(--white);padding:14px 28px;border-radius:50px;font-size:15px;font-weight:600;transition:all .25s;display:inline-flex;align-items:center;gap:8px}
.btn-primary:hover{background:var(--burg-s);transform:translateY(-2px);box-shadow:0 6px 24px rgba(122,40,56,.25)}
.btn-outline{border:1.5px solid var(--burg);color:var(--burg);padding:13px 26px;border-radius:50px;font-size:14px;font-weight:600;transition:all .25s;display:inline-flex;align-items:center;gap:8px}
.btn-outline:hover{background:var(--burg-p)}

/* CONTENU / PROSE */
.prose{padding:44px 0}
.prose h2{font-size:clamp(22px,3.2vw,30px);margin:36px 0 14px;color:var(--burg)}
.prose h2:first-child{margin-top:0}
.prose h3{font-family:'Outfit',sans-serif;font-size:17px;font-weight:600;color:var(--text);margin:22px 0 8px}
.prose p{font-size:16px;color:var(--soft);margin-bottom:14px}
.prose strong{color:var(--text)}
.prose ul{list-style:none;margin:10px 0 18px}
.prose ul li{font-size:16px;color:var(--soft);padding:6px 0 6px 28px;position:relative}
.prose ul li::before{content:'✓';position:absolute;left:0;top:6px;width:20px;height:20px;border-radius:50%;background:var(--burg-p);color:var(--burg);font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center}
.prose a{color:var(--burg);font-weight:500;text-decoration:underline;text-underline-offset:2px}
.prose a.btn-primary{color:var(--white);text-decoration:none;margin-top:6px}
/* Image flottante (ex. avant/après) : à droite avec texte autour, pleine largeur sur mobile */
.aa-figure{float:right;width:36%;max-width:280px;margin:4px 0 18px 28px;border-radius:var(--rl);box-shadow:var(--sh)}
@media(max-width:600px){.aa-figure{float:none;width:100%;max-width:340px;margin:14px auto;display:block}}

/* CARTES */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:18px 0}
@media(max-width:760px){.cards{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--bdr-s);border-radius:var(--rl);padding:24px 22px;box-shadow:var(--sh)}
.card .ic{width:46px;height:46px;border-radius:12px;background:var(--burg-p);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:12px}
.card h3{margin:0 0 6px}
.card p{font-size:14px;color:var(--soft);margin:0}

/* BANDEAU CTA */
.cta-band{background:var(--burg);color:var(--white);border-radius:var(--rl);padding:40px 32px;text-align:center;margin:36px 0}
.cta-band h2{color:var(--white);font-size:clamp(22px,3.2vw,30px);margin-bottom:10px}
.cta-band p{opacity:.85;margin-bottom:22px;font-size:16px}
.cta-band .btn-primary{background:var(--gold-s);color:#3a2e1a}
.cta-band .btn-primary:hover{background:var(--gold)}
.cta-band .btn-light{border:1.5px solid rgba(255,255,255,.4);color:#fff;padding:13px 26px;border-radius:50px;font-weight:600;display:inline-flex;align-items:center;gap:8px;transition:all .2s}
.cta-band .btn-light:hover{background:rgba(255,255,255,.1)}
.cta-band .cta-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* LIENS CONNEXES */
.related{padding:8px 0 44px}
.related h2{font-size:22px;color:var(--burg);margin-bottom:16px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media(max-width:760px){.related-grid{grid-template-columns:1fr}}
.related-grid a{background:var(--surface);border:1px solid var(--cream);border-radius:var(--r);padding:16px 18px;font-size:14px;font-weight:600;color:var(--text);transition:all .2s;display:block}
.related-grid a:hover{border-color:var(--burg);color:var(--burg);transform:translateY(-2px)}
.related-grid a span{display:block;font-weight:400;font-size:12px;color:var(--faint);margin-top:3px}

/* FOOTER */
footer{background:var(--text);color:rgba(255,255,255,.6);padding:40px 0 24px;margin-top:20px}
footer .fcols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:28px;margin-bottom:28px}
@media(max-width:900px){footer .fcols{grid-template-columns:1fr 1fr}}
@media(max-width:600px){footer .fcols{grid-template-columns:1fr}}
.fbrand{font-family:'DM Serif Display',serif;font-size:19px;color:#fff;margin-bottom:8px}
footer h3{font-family:'Outfit',sans-serif;font-size:12px;text-transform:uppercase;letter-spacing:1.5px;color:rgba(255,255,255,.62);margin-bottom:12px}
footer a{color:rgba(255,255,255,.6);font-size:14px;display:block;margin-bottom:7px;transition:color .2s}
footer a:hover{color:#fff}
/* colonne "Nos secteurs" : liens compacts en ligne (liste de communes) */
footer .fcols > div:nth-child(3) a{display:inline-block;font-size:13px;margin:0 12px 5px 0}
.fbottom{border-top:1px solid rgba(255,255,255,.08);padding-top:18px;text-align:center;font-size:11px}
.fbottom a{display:inline;color:rgba(255,255,255,.5)}

.tv-badge{display:inline-flex;align-items:center;gap:6px;margin-left:16px;margin-right:auto;font-size:12px;font-weight:600;letter-spacing:.3px;color:var(--burg)!important;border:1px solid rgba(122,40,56,.3);background:rgba(122,40,56,.06);padding:6px 13px;border-radius:50px;white-space:nowrap;transition:all .2s;text-decoration:none}
.tv-badge:hover{background:rgba(122,40,56,.12)}
@media(max-width:760px){.tv-badge{margin-left:10px;font-size:11px;padding:5px 10px;gap:5px}}
@media(max-width:400px){.tv-badge .tvt{display:none}}


.brand-lock{display:flex;flex-direction:column;align-items:flex-start;gap:2px}
.vusur-label{font-size:10px;font-weight:600;letter-spacing:.5px;text-transform:uppercase;color:var(--soft)}

/* =====================================================================
   PASSE UI/UX PRO MAX — accessibilité, interactions, animations
   (skill nextlevelbuilder/ui-ux-pro-max : règles focus-states,
   scale-feedback, duration-timing, transform-performance, reduced-motion,
   visual-hierarchy, whitespace-balance)
   ===================================================================== */

/* Focus visible net sur TOUS les éléments interactifs (clavier) */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,
textarea:focus-visible,summary:focus-visible,[tabindex]:focus-visible{
  outline:3px solid var(--gold);outline-offset:2px;border-radius:6px;
}
.btn-primary:focus-visible,.nav-cta:focus-visible,.cf-sub:focus-visible{outline-offset:3px}
:focus:not(:focus-visible){outline:none}

/* Retour tactile au clic (scale-feedback, transform uniquement) */
.btn-primary:active,.btn-outline:active,.nav-cta:active,.cf-sub:active,.mcard:active{transform:scale(.975)}

/* Défilement fluide + ancres dégagées de la nav */
html{scroll-behavior:smooth}
:target{scroll-margin-top:96px}

/* Sélection texte aux couleurs de la marque */
::selection{background:var(--burg);color:#fff}

/* Liens de prose : soulignement plus lisible */
.prose a{text-underline-offset:3px;text-decoration-thickness:1px}

/* Menu déroulant : ouverture aussi au focus clavier (hover-vs-tap) */
.nav-drop:focus-within .nav-drop-menu{opacity:1;visibility:visible;transform:translateY(4px)}
.nav-drop>a{cursor:pointer}

/* Accordéon FAQ : chevron animé + survol */
details summary{position:relative;transition:color .2s}
details summary:hover{color:var(--burg)}
details summary::after{content:'';position:absolute;right:2px;top:50%;width:9px;height:9px;border-right:2px solid var(--faint);border-bottom:2px solid var(--faint);transform:translateY(-70%) rotate(45deg);transition:transform .25s}
details[open] summary::after{transform:translateY(-30%) rotate(225deg);border-color:var(--burg)}

/* Apparition au défilement (gérée par IntersectionObserver) */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s cubic-bezier(.22,1,.36,1),transform .6s cubic-bezier(.22,1,.36,1)}
.reveal.in{opacity:1;transform:none}
.reveal-d1{transition-delay:.08s}.reveal-d2{transition-delay:.16s}.reveal-d3{transition-delay:.24s}

/* Images : pas de saut de mise en page (CLS) */
img{height:auto}

/* Respect de prefers-reduced-motion (accessibilité) */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}