/* ===========================================================
   Service Chauffage — feuille de style
   Direction : langage visuel de tableau de chaudière / manomètre.
   Pas de cartes SaaS arrondies, pas de dégradés décoratifs.
   =========================================================== */

:root{
  --ink:        #1C2530;   /* quasi-noir bleuté, texte + fonds sombres */
  --ink-soft:   #3C4A58;
  --paper:      #F6F3EC;   /* fond chaud, papier technique */
  --paper-2:    #EFEAE0;
  --ember:      #C8410A;   /* accent urgence, brûlé, pas orange générique */
  --ember-dark: #9C3308;
  --steel:      #2E5266;   /* bleu confiance / tuyauterie */
  --steel-light:#E4EBEE;
  --line:       #D9D1C1;   /* trait fin chaud */
  --line-dark:  #3C4A58;
  --ok:         #3E6B4F;

  --display: "Archivo", "Arial Narrow", sans-serif;
  --body: "Public Sans", -apple-system, BlinkMacSystemFont, sans-serif;

  --radius: 3px;
  --gauge-size: 132px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
#depannage-chauffage, #entretien-chauffage, #installation-chauffage{ scroll-margin-top:90px; }
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  font-size:17px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; }
h1,h2,h3,h4{
  font-family:var(--display);
  font-weight:800;
  line-height:1.05;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
p{ max-width:62ch; }
.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 24px;
}
section{ padding:88px 0; }
@media (max-width:720px){ section{ padding:56px 0; } }

/* ---------- Barre d'urgence sticky ---------- */
.urgency-bar{
  position:sticky; top:0; z-index:50;
  background:var(--ink);
  color:var(--paper);
  border-bottom:2px solid var(--ember);
}
.urgency-bar .row{
  display:flex; align-items:center; justify-content:space-between;
  gap:16px; padding:10px 24px; max-width:1180px; margin:0 auto;
  font-size:14.5px;
}
.urgency-bar .msg{ display:flex; align-items:center; gap:8px; font-weight:600; min-width:0; }
.urgency-bar .msg .dot{
  flex:none;
  width:8px; height:8px; border-radius:50%; background:var(--ember);
  box-shadow:0 0 0 3px rgba(200,65,10,.3);
  animation:pulse 1.8s infinite;
}
@keyframes pulse{
  0%,100%{ box-shadow:0 0 0 3px rgba(200,65,10,.3); }
  50%{ box-shadow:0 0 0 6px rgba(200,65,10,.12); }
}
.urgency-bar .call{
  font-family:var(--display); font-weight:800; font-size:16px;
  color:#fff; white-space:nowrap; letter-spacing:.01em; flex:none;
  border:1px solid rgba(246,243,236,.35); padding:6px 14px; border-radius:var(--radius);
}
.urgency-bar .call:hover{ border-color:var(--ember); color:var(--ember); }
@media (max-width:520px){
  .urgency-bar .row{ padding:9px 16px; font-size:13px; }
  .urgency-bar .call{ font-size:13.5px; padding:6px 10px; }
}

/* ---------- Navigation ---------- */
.nav{ padding:16px 0; }
.nav .row{ display:flex; align-items:center; justify-content:space-between; }
.brand{ display:flex; align-items:center; text-decoration:none; }
.brand img{ height:36px; width:auto; display:block; }
.nav-links{ display:flex; gap:32px; list-style:none; margin:0; padding:0; }
.nav-links a{ text-decoration:none; font-size:15px; font-weight:600; color:var(--ink-soft); }
.nav-links a:hover{ color:var(--ember); }
.nav-cta{
  font-family:var(--display); font-weight:800; font-size:15px;
  background:var(--ember); color:#fff; padding:11px 20px;
  border-radius:var(--radius); text-decoration:none; white-space:nowrap;
}
.nav-cta:hover{ background:var(--ember-dark); }
.nav-toggle{ display:none; }
@media (max-width:860px){
  .nav-links{ display:none; }
  .nav-toggle{ display:block; }
  .brand img{ height:30px; }
  .nav-cta{ padding:10px 14px; font-size:13.5px; }
}

/* ---------- Hero ---------- */
.hero{
  padding:64px 0 96px;
  border-bottom:1px solid var(--line);
}
@media (max-width:720px){ .hero{ padding:28px 0 48px; } }
.hero .row{
  display:grid; grid-template-columns:1.15fr .85fr; gap:56px; align-items:center;
}
@media (max-width:900px){ .hero .row{ grid-template-columns:1fr; gap:32px; } }
.eyebrow-tag{
  display:inline-flex; align-items:center; gap:8px;
  font-size:13.5px; font-weight:700; color:var(--ember-dark);
  background:#F1DED4; border:1px solid #E3B79F;
  padding:6px 12px; border-radius:99px; margin-bottom:22px;
}
@media (max-width:720px){ .eyebrow-tag{ margin-bottom:14px; } }
.hero h1{ font-size:clamp(2.1rem,4.2vw,3.3rem); color:var(--ink); }
.hero .lede{ font-size:19px; color:var(--ink-soft); margin-bottom:32px; }
.hero-ctas{ display:flex; flex-wrap:wrap; gap:14px; margin-bottom:28px; }
.btn{
  font-family:var(--display); font-weight:800; font-size:15.5px;
  padding:15px 26px; border-radius:var(--radius);
  text-decoration:none; display:inline-flex; align-items:center; gap:10px;
  border:1px solid transparent; cursor:pointer;
}
.btn-primary{ background:var(--ember); color:#fff; }
.btn-primary:hover{ background:var(--ember-dark); }
.btn-secondary{ background:transparent; color:var(--ink); border-color:var(--ink); }
.btn-secondary:hover{ border-color:var(--ember); color:var(--ember); }
.hero-trust{ display:flex; flex-wrap:wrap; gap:22px; font-size:14px; color:var(--ink-soft); }
.hero-trust span{ display:flex; align-items:center; gap:7px; }
.hero-trust .chk{ color:var(--ok); font-weight:800; }

/* Photo hero — intervention réelle */
.hero-photo-wrap{ position:relative; }
.hero-photo{
  width:100%; aspect-ratio:4/3; object-fit:cover;
  border-radius:6px; border:6px solid var(--ink);
  display:block;
}
.award-ribbon{
  position:absolute; top:14px; left:14px; max-width:132px;
  background:#fff; color:var(--ink); text-align:center; line-height:1.2;
  font-family:var(--display); font-weight:800; font-size:11px;
  padding:9px 10px; border-radius:6px; box-shadow:0 3px 10px rgba(0,0,0,.22);
}
.award-ribbon .trophy{ display:block; font-size:15px; margin-bottom:2px; }
.hero-photo-tag{
  position:absolute; right:-14px; bottom:24px;
  background:var(--ink); color:var(--paper);
  padding:12px 18px; border-right:4px solid var(--ember);
  font-family:var(--display); font-weight:800; font-size:13px;
  max-width:200px; line-height:1.3; text-align:right;
}
@media (max-width:900px){ .hero-photo-tag{ right:16px; } }

/* Bande photo pleine largeur (plusieurs usages : humain, précision...) */
.human-band{ position:relative; }
.human-band img{
  width:100%; height:420px; object-fit:cover; display:block;
}
@media (max-width:720px){ .human-band img{ height:280px; } }
.human-band .caption{
  background:var(--ink); color:var(--paper);
  padding:22px 24px; display:flex; align-items:center; justify-content:space-between;
  flex-wrap:wrap; gap:10px;
}
.human-band .caption p{ margin:0; font-size:15px; color:#D7DBDE; max-width:56ch; }
.human-band .caption b{ color:#fff; font-family:var(--display); }

/* Petite photo d'appui (devis, certifications) */
.support-photo{
  width:100%; max-width:280px; border-radius:6px;
  border:4px solid var(--paper); box-shadow:0 0 0 1px var(--line);
  margin-bottom:20px; display:block; object-fit:cover;
}
.devis .support-photo{ border-color:var(--ink); box-shadow:0 0 0 1px rgba(246,243,236,.2); }

/* Bannière photo zone d'intervention */
.zone-photo{
  width:100%; height:260px; object-fit:cover; border-radius:6px;
  margin-bottom:32px; display:block;
}
@media (max-width:720px){ .zone-photo{ height:180px; } }

/* Rangée média — image affichée à son ratio naturel, jamais recadrée de force */
.media-row{
  display:flex; flex-direction:column; gap:20px;
}
.media-row img{
  width:100%; height:auto; display:block; border-radius:6px;
  border:1px solid var(--line); margin:0 auto;
}
.media-row figure{ margin:0; }
.media-row .cap{ font-size:12.5px; color:var(--ink-soft); margin-top:8px; font-style:italic; }
.media-row ul{ list-style:none; margin:22px 0 0; padding:0; }
.media-row li{ display:flex; gap:10px; padding:8px 0; font-size:15px; color:var(--ink-soft); }
.media-row li .tick{ color:var(--ember); font-weight:800; }
@media (min-width:860px){
  .media-row{
    display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:center;
  }
  .media-row img{ max-width:320px; }
  .media-row:not(.img-left) figure{ display:flex; justify-content:flex-end; }
  .media-row.img-left figure{ order:-1; display:flex; justify-content:flex-start; }
}

/* ---------- Intro / présentation ---------- */
.intro .row{ display:grid; grid-template-columns:1fr 1fr; gap:64px; }
@media (max-width:860px){ .intro .row{ grid-template-columns:1fr; } }
.intro h2{ font-size:clamp(1.6rem,3vw,2.2rem); }
.intro ul{ list-style:none; margin:24px 0 0; padding:0; }
.intro li{
  display:flex; gap:12px; padding:14px 0; border-top:1px solid var(--line);
  font-size:15.5px;
}
.intro li:last-child{ border-bottom:1px solid var(--line); }
.intro li b{ font-family:var(--display); }
.intro .tick{ color:var(--ember); font-weight:800; }

/* ---------- Services (panneaux techniques) ---------- */
.services-head{ max-width:640px; margin-bottom:48px; }
.svc-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:2px; background:var(--line); border:1px solid var(--line); }
@media (max-width:860px){ .svc-grid{ grid-template-columns:1fr; } }
.svc{
  background:var(--paper); padding:36px 30px; position:relative;
}
.svc.featured{ background:var(--ink); color:var(--paper); }
.svc .idx{
  font-family:var(--display); font-size:13px; color:var(--ember);
  font-weight:800; letter-spacing:.08em; margin-bottom:18px; display:block;
}
.svc.featured .idx{ color:#E8926B; }
.svc h3{ font-size:22px; margin-bottom:12px; }
.svc p{ font-size:15px; color:var(--ink-soft); margin-bottom:18px; }
.svc.featured p{ color:#C7CDD3; }
.svc ul{ list-style:none; margin:0 0 22px; padding:0; font-size:14.5px; }
.svc li{ padding:6px 0; display:flex; gap:8px; }
.svc .price-row{
  display:flex; align-items:baseline; justify-content:space-between;
  border-top:1px solid var(--line); padding-top:16px; margin-top:auto;
}
.svc.featured .price-row{ border-color:rgba(246,243,236,.2); }
.svc .price-label{ font-size:13px; color:var(--ink-soft); }
.svc.featured .price-label{ color:#C7CDD3; }
.svc .price{ font-family:var(--display); font-size:26px; font-weight:800; }
.svc .price small{ font-size:13px; font-weight:600; }
.svc-note{
  font-size:13px; color:var(--ink-soft); margin-top:18px; font-style:italic;
}

/* ---------- Blocs prestations détaillés (style media-row + prix) ---------- */
.service-detail{ padding-top:44px; padding-bottom:44px; border-top:1px solid var(--line); }
.service-detail:first-of-type{ border-top:none; padding-top:0; }
.media-row .price-row{
  display:flex; align-items:baseline; justify-content:space-between;
  border-top:1px solid var(--line); padding-top:16px; margin-top:22px; max-width:420px;
}
.media-row .price-label{ font-size:13px; color:var(--ink-soft); }
.media-row .price{ font-family:var(--display); font-size:24px; font-weight:800; color:var(--ink); }
.media-row .price small{ font-size:13px; font-weight:600; }

/* ---------- Certifications ---------- */
.certs{ background:var(--steel-light); border-top:1px solid var(--line); border-bottom:1px solid var(--line); overflow:hidden; }
.certs .lead{ max-width:420px; margin-bottom:28px; }
.certs .lead h3{ font-size:17px; margin-bottom:6px; }
.certs .lead p{ font-size:14px; color:var(--ink-soft); margin:0; }
.badge-row{ display:flex; gap:14px; flex-wrap:wrap; }
.badge{
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  width:104px; height:84px; background:#fff; border:1px solid var(--line);
  border-top:3px solid var(--steel);
  border-radius:var(--radius); text-align:center; padding:8px 6px;
  flex:none;
}
.badge .b-icon{ margin-bottom:4px; }
.badge .b-code{ font-family:var(--display); font-weight:800; font-size:15px; color:var(--steel); line-height:1.1; }
.badge .b-sub{ font-size:9px; color:var(--ink-soft); letter-spacing:.03em; margin-top:2px; }

/* Section marques partenaires — bandeau déroulant */
.brands{ background:var(--paper-2); border-top:1px solid var(--line); border-bottom:1px solid var(--line); overflow:hidden; }
.brands-head{ max-width:560px; margin-bottom:32px; }
.brands-track{ overflow:hidden; width:100%; -webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent); mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent); }
.brands-track-inner{ display:flex; gap:14px; width:max-content; animation:brands-scroll 26s linear infinite; }
.brands-track:hover .brands-track-inner{ animation-play-state:paused; }
@keyframes brands-scroll{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }
@media (prefers-reduced-motion:reduce){ .brands-track-inner{ animation:none; } }
.badge.brand{
  width:150px; height:64px; border-top:3px solid var(--ember);
  padding:10px 14px; flex:none;
}
.badge.brand img{ max-width:100%; max-height:100%; object-fit:contain; }
.badge.brand .b-code{ font-size:14px; color:var(--ink); letter-spacing:-0.01em; }
.badge.cert-logo{ width:120px; height:88px; padding:10px; border-top:3px solid var(--steel); }
.badge.cert-logo img{ max-width:100%; max-height:100%; object-fit:contain; }
.brands-note{ font-size:12.5px; color:var(--ink-soft); margin-top:16px; font-style:italic; }

/* ---------- Zone d'intervention ---------- */
.zone-head{ max-width:620px; margin-bottom:36px; }
.dept-grid{
  display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line); border:1px solid var(--line);
}
@media (max-width:760px){ .dept-grid{ grid-template-columns:repeat(2,1fr); } }
.dept{
  background:var(--paper); padding:22px 18px; text-decoration:none; color:var(--ink);
  display:flex; flex-direction:column; gap:4px;
}
.dept:hover{ background:var(--ink); color:var(--paper); }
.dept .num{ font-family:var(--display); font-weight:800; color:var(--ember); font-size:14px; }
.dept:hover .num{ color:#E8926B; }
.dept .name{ font-weight:600; font-size:15px; }

/* ---------- Formulaire devis ---------- */
.devis{ background:var(--ink); color:var(--paper); }
.devis .row{ display:grid; grid-template-columns:.9fr 1.1fr; gap:56px; align-items:start; }
@media (max-width:900px){ .devis .row{ grid-template-columns:1fr; } }
.devis h2{ color:#fff; }
.devis p{ color:#C7CDD3; }
.devis-points{ list-style:none; margin:26px 0 0; padding:0; }
.devis-points li{ display:flex; gap:10px; padding:9px 0; font-size:14.5px; color:#E3E7EA; }
.devis-points .tick{ color:var(--ember); font-weight:800; }

.devis-centered{ max-width:640px; margin:0 auto; text-align:center; }
.devis-centered .support-photo{ margin-left:auto; margin-right:auto; }
.devis-centered .devis-points{ display:inline-flex; flex-direction:column; text-align:left; margin-top:26px; }
.devis-cta{
  font-family:var(--display); font-weight:800; font-size:19px;
  padding:20px 40px; margin-top:32px;
}

.maintenance-banner{
  background:var(--ember); color:#fff; text-align:center;
  padding:18px 24px; border-radius:6px; margin-bottom:36px;
  font-size:15.5px; line-height:1.5;
}
.maintenance-banner strong{ font-family:var(--display); display:block; font-size:15px; letter-spacing:.03em; margin-bottom:4px; }
.maintenance-banner a{ color:#fff; text-decoration:underline; font-weight:800; white-space:nowrap; }
.form-panel{ background:var(--paper); color:var(--ink); padding:32px; border-radius:var(--radius); }
.field{ margin-bottom:16px; }
.field label{ display:block; font-size:13px; font-weight:700; margin-bottom:6px; }
.field input, .field select, .field textarea{
  width:100%; padding:12px 14px; border:1px solid var(--line);
  background:#fff; font-family:var(--body); font-size:15px; border-radius:var(--radius);
}
.field textarea{ min-height:90px; resize:vertical; }
.consent{ display:flex; gap:10px; font-size:12.5px; color:var(--ink-soft); align-items:flex-start; margin-bottom:20px; }
.consent input{ margin-top:3px; }
.form-panel .btn-primary{ width:100%; justify-content:center; }

/* ---------- Carte ---------- */
.map-wrap{ padding:0; }
.map-wrap iframe{ width:100%; height:380px; border:0; filter:grayscale(.15); }

/* ---------- Footer ---------- */
footer{ background:var(--ink); color:#C7CDD3; padding:64px 0 28px; }
.foot-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px; margin-bottom:48px; }
@media (max-width:800px){ .foot-grid{ grid-template-columns:1fr 1fr; } }
.foot-brand{ font-family:var(--display); font-weight:800; font-size:20px; color:#fff; margin-bottom:12px; }
.foot-grid p{ font-size:13.5px; color:#9DA7AF; }
.foot-col h4{ font-family:var(--display); font-size:13px; color:#fff; letter-spacing:.04em; margin-bottom:14px; }
.foot-col ul{ list-style:none; margin:0; padding:0; }
.foot-col li{ margin-bottom:9px; }
.foot-col a{ text-decoration:none; font-size:14px; color:#C7CDD3; }
.foot-col a:hover{ color:var(--ember); }
.foot-bottom{
  border-top:1px solid rgba(246,243,236,.12); padding-top:22px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px;
  font-size:12.5px; color:#8A949C;
}

/* ---------- Bandeau CTA intermédiaire ---------- */
.cta-band{ background:var(--ink); text-align:center; padding:52px 24px; }
.cta-band h3{ color:#fff; font-family:var(--display); font-size:23px; margin-bottom:10px; }
.cta-band p{ color:#C7CDD3; margin:0 auto 22px; max-width:46ch; font-size:15.5px; }
.cta-band .btn-primary{ display:inline-flex; }

/* ---------- Section utilitaires ---------- */
.section-tag{
  font-family:var(--display); font-weight:800; font-size:13px;
  color:var(--ember-dark); letter-spacing:.04em; margin-bottom:10px; display:block;
}
.to-confirm{
  display:inline-block; font-size:11.5px; color:var(--ink-soft);
  border:1px dashed var(--line); padding:2px 8px; border-radius:99px; margin-left:8px;
}