/* ===========================================================
   Débouchage Vilvoorde — feuille de style partagée
   Palette : béton clair / anthracite / rouille-ambre / sarcelle
   =========================================================== */

:root{
  --paper:      #E7E9E5;   /* fond béton clair */
  --paper-dim:  #DBDED8;   /* variante légèrement plus foncée */
  --ink:        #191D1B;   /* texte principal, quasi noir */
  --ink-soft:   #4B524E;   /* texte secondaire */
  --anthracite: #1B2124;   /* fond header / footer / plaque */
  --anthracite-2:#242B2E;  /* variante plaque / cartes sombres */
  --rust:       #C1652B;   /* accent chaleur — urgence, CTA */
  --rust-dark:  #A5511F;
  --teal:       #24575C;   /* accent secondaire — liens, icônes */
  --teal-light: #6E9A9C;
  --line:       #C8CBC4;   /* filets / séparateurs clairs */
  --line-dark:  #34393C;   /* filets sur fond sombre */

  --font-head:  "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-body:  "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
  --font-mono:  "IBM Plex Mono", "Courier New", monospace;

  --maxw: 1120px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img,svg{ display:block; max-width:100%; }
a{ color: var(--teal); text-decoration: none; }
a:hover{ color: var(--rust-dark); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline: 3px solid var(--rust);
  outline-offset: 2px;
}
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{
  font-family: var(--font-head);
  font-weight: 800;
  line-height: 1.08;
  margin: 0 0 .5em 0;
  letter-spacing: -0.01em;
  color: var(--ink);
}
p{ margin: 0 0 1em 0; max-width: 62ch; }
.wrap{ max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- boutons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:.55em;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: .98rem;
  padding: .85em 1.4em;
  border-radius: 3px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .12s ease, background-color .15s ease, border-color .15s ease;
}
.btn:hover{ transform: translateY(-1px); }
.btn-rust{ background: var(--rust); color: #fff; }
.btn-rust:hover{ background: var(--rust-dark); color:#fff; }
.btn-outline{ background: transparent; border-color: var(--line-dark); color: var(--paper); }
.btn-outline:hover{ border-color: var(--rust); color: var(--rust); }
.btn-outline-dark{ background: transparent; border-color: var(--ink); color: var(--ink); }
.btn-outline-dark:hover{ border-color: var(--rust); color: var(--rust-dark); }

/* ---------- header ---------- */
.site-header{
  background: var(--anthracite);
  color: var(--paper);
  position: sticky; top:0; z-index: 50;
  border-bottom: 3px solid var(--rust);
}
.site-header .wrap{
  display:flex; align-items:center; justify-content:space-between;
  padding-top: 14px; padding-bottom: 14px; gap: 20px;
}
.brand{ display:flex; flex-direction:column; color:#fff; }
.brand strong{
  font-family: var(--font-head); font-weight:800; font-size:1.15rem; letter-spacing:-.01em;
}
.brand span{ font-size:.78rem; color: var(--teal-light); font-family: var(--font-mono); }
.brand:hover strong{ color:#fff; }

.main-nav ul{ display:flex; gap: 28px; }
.main-nav a{
  color: var(--paper); font-weight:600; font-size:.95rem;
  padding: 6px 2px; border-bottom: 2px solid transparent;
}
.main-nav a:hover, .main-nav a.active{ color:#fff; border-bottom-color: var(--rust); }

.header-actions{ display:flex; align-items:center; gap:14px; }
.header-phone{
  font-family: var(--font-mono); color:#fff; font-size: 1.02rem; font-weight:600;
  display:flex; align-items:center; gap:.5em;
}
.header-phone svg{ width:18px; height:18px; fill: var(--rust); }

.nav-toggle{
  display:none; background:none; border:1px solid var(--line-dark); color:#fff;
  padding: 8px 10px; border-radius:3px;
}

/* ---------- pipe divider ---------- */
.pipe-divider{ width:100%; height: 34px; display:block; }
.pipe-divider path{ stroke: var(--line); stroke-width: 2; fill:none; }
.pipe-divider.on-dark path{ stroke: var(--line-dark); }

/* ---------- hero ---------- */
.hero{ background: var(--paper); padding: 76px 0 56px; }
.hero .wrap{ display:grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items:center; }
.eyebrow-plate{
  display:inline-block; font-family: var(--font-mono); font-size:.82rem;
  color: var(--teal); background: #fff; border:1px solid var(--line);
  padding: 5px 10px; border-radius:2px; margin-bottom: 18px;
}
.hero h1{ font-size: clamp(2.1rem, 4vw, 3.05rem); max-width: 14ch; }
.hero .lede{ font-size: 1.12rem; color: var(--ink-soft); max-width: 46ch; }
.hero-ctas{ display:flex; gap:14px; margin-top: 28px; flex-wrap:wrap; }
.hero-art{ width:100%; }

/* ---------- sections generic ---------- */
section{ padding: 64px 0; }
.section-head{ max-width: 640px; margin-bottom: 40px; }
.section-head .kicker{
  font-family: var(--font-mono); font-size:.82rem; color: var(--teal);
  display:block; margin-bottom: 10px;
}
.on-anthracite{ background: var(--anthracite); color: var(--paper); }
.on-anthracite h2, .on-anthracite h3{ color:#fff; }
.on-anthracite p{ color: #C6CAC6; }
.on-dim{ background: var(--paper-dim); }

/* ---------- services grid ---------- */
.services-grid{
  display:grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  background: var(--line); border: 1px solid var(--line);
}
.service-card{
  background: var(--paper); padding: 30px 26px; min-height: 190px;
  display:flex; flex-direction:column; gap: 12px;
}
.service-card svg{ width:34px; height:34px; stroke: var(--rust); fill:none; stroke-width:1.6; }
.service-card h3{ font-size:1.08rem; }
.service-card p{ color: var(--ink-soft); font-size:.95rem; margin:0; }

/* ---------- plaque (company info block) ---------- */
.plaque-section{ background: var(--paper-dim); }
.plaque{
  background: var(--anthracite-2);
  border: 1px solid #33393c;
  border-radius: 4px;
  padding: 40px 44px;
  display:grid; grid-template-columns: auto 1fr; gap: 40px;
  position:relative;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.02);
}
.plaque::before{
  content:"";
  position:absolute; inset: 8px;
  border: 1px solid #3c4245;
  border-radius: 3px;
  pointer-events:none;
}
.plaque-mark{
  width:64px; height:64px; align-self:start;
}
.plaque-mark svg{ width:100%; height:100%; }
.plaque h3{
  color:#fff; font-family: var(--font-mono); font-weight:600; letter-spacing:.03em;
  font-size:.85rem; text-transform: uppercase; margin-bottom: 18px; color: var(--teal-light);
}
.plaque-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.plaque-item dt{
  font-family: var(--font-mono); font-size:.72rem; color: var(--teal-light);
  letter-spacing:.04em; margin-bottom:6px;
}
.plaque-item dd{
  margin:0; color:#fff; font-family: var(--font-head); font-weight:700; font-size:1.05rem;
}
.plaque-item a{ color:#fff; }
.plaque-item a:hover{ color: var(--rust); }

/* ---------- zone section ---------- */
.zone-list{ display:flex; flex-wrap:wrap; gap: 10px; margin-top: 22px; }
.zone-list li{
  font-family: var(--font-mono); font-size:.88rem;
  border: 1px solid var(--line-dark); color: var(--ink);
  padding: 6px 12px; border-radius: 2px; background:#fff;
}

/* ---------- steps ---------- */
.steps{ display:grid; grid-template-columns: repeat(3,1fr); gap: 36px; margin-top: 10px; }
.step{ border-top: 3px solid var(--rust); padding-top: 16px; }
.step h3{ font-size:1.05rem; }
.step p{ color: var(--ink-soft); font-size: .95rem; }

/* ---------- CTA band ---------- */
.cta-band{ background: var(--rust); color:#fff; padding: 46px 0; }
.cta-band .wrap{ display:flex; align-items:center; justify-content:space-between; gap: 24px; flex-wrap:wrap; }
.cta-band h2{ color:#fff; margin:0; font-size:1.55rem; max-width: 22ch; }
.cta-band .btn-outline{ border-color: rgba(255,255,255,.6); color:#fff; }
.cta-band .btn-outline:hover{ border-color:#fff; background: rgba(255,255,255,.12); color:#fff; }

/* ---------- footer ---------- */
.site-footer{ background: var(--anthracite); color: var(--paper); padding: 52px 0 26px; }
.footer-grid{ display:grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 40px; margin-bottom: 36px; }
.footer-col h4{
  color:#fff; font-size:.82rem; font-family: var(--font-mono); text-transform:uppercase;
  letter-spacing:.04em; margin-bottom: 16px; color: var(--teal-light);
}
.footer-col p, .footer-col li{ color:#C6CAC6; font-size:.94rem; }
.footer-col li{ margin-bottom: 8px; }
.footer-col a{ color:#C6CAC6; }
.footer-col a:hover{ color:#fff; }
.footer-brand strong{ color:#fff; font-family: var(--font-head); font-size:1.1rem; }
.footer-bottom{
  border-top: 1px solid var(--line-dark); padding-top: 20px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap: 10px;
  font-size:.85rem; color:#8b918d;
}
.footer-bottom a{ color:#8b918d; }
.footer-bottom a:hover{ color:#fff; }

/* ---------- page header (contact / mentions) ---------- */
.page-hero{ background: var(--anthracite); color:#fff; padding: 54px 0 44px; }
.page-hero h1{ color:#fff; font-size: clamp(1.7rem, 3.4vw, 2.4rem); }
.page-hero p{ color:#C6CAC6; }

/* ---------- contact ---------- */
.contact-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items:start; }
.contact-card{
  background:#fff; border:1px solid var(--line); border-radius:4px; padding: 30px;
}
.contact-card h3{ font-size:1.05rem; }
.field{ margin-bottom: 18px; }
.field label{
  display:block; font-family: var(--font-mono); font-size:.78rem; color: var(--ink-soft);
  margin-bottom: 6px; letter-spacing:.02em;
}
.field input, .field textarea{
  width:100%; padding: 11px 12px; border:1px solid var(--line);
  border-radius: 3px; font-family: var(--font-body); font-size: .98rem;
  background: var(--paper); color: var(--ink);
}
.field textarea{ min-height: 120px; resize: vertical; }
.field input:focus, .field textarea:focus{ outline: 2px solid var(--teal); border-color: var(--teal); }
.form-note{ font-size:.85rem; color: var(--ink-soft); margin-top:-6px; }

.info-block{ margin-bottom: 26px; }
.info-block dt{
  font-family: var(--font-mono); font-size:.76rem; color: var(--teal); margin-bottom:4px;
}
.info-block dd{ margin:0 0 4px 0; font-size: 1.02rem; }
.map-frame{ border:1px solid var(--line); border-radius:4px; overflow:hidden; margin-top: 20px; }
.map-frame iframe{ display:block; width:100%; height: 260px; border:0; }

/* ---------- mentions légales ---------- */
.legal{ max-width: 760px; }
.legal h2{ font-size:1.2rem; margin-top: 2em; }
.legal p, .legal li{ color: var(--ink-soft); }
.legal li{ margin-bottom: .4em; list-style: disc; margin-left: 1.2em; }
.legal .note{
  border-left: 3px solid var(--rust); padding: 10px 16px; background: var(--paper-dim);
  font-size:.9rem; margin: 1.4em 0;
}

/* ---------- responsive ---------- */
@media (max-width: 900px){
  .hero .wrap{ grid-template-columns: 1fr; }
  .hero-art{ order:-1; max-width: 320px; margin: 0 auto; }
  .services-grid{ grid-template-columns: 1fr 1fr; }
  .plaque{ grid-template-columns: 1fr; }
  .plaque-grid{ grid-template-columns: 1fr 1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
  .steps{ grid-template-columns: 1fr; }
  .contact-grid{ grid-template-columns: 1fr; }
}
@media (max-width: 680px){
  .main-nav{ display:none; }
  .nav-toggle{ display:inline-block; }
  .header-phone{ font-size:.9rem; }
  .services-grid{ grid-template-columns: 1fr; }
  .plaque-grid{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; }
  .cta-band .wrap{ flex-direction:column; align-items:flex-start; }
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .btn{ transition:none; }
}

/* ===========================================================
   Ajouts — vitrine image, pages de service, fil d'Ariane
   =========================================================== */

/* ---------- vitrine avant / après ---------- */
.showcase{ background: var(--paper); }
.showcase .wrap{ display:grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items:center; }
.showcase figure{ margin:0; border:1px solid var(--line); border-radius:4px; overflow:hidden; background:#fff; }
.showcase figure img{ width:100%; height:auto; }
.showcase figcaption{
  font-family: var(--font-mono); font-size:.78rem; color: var(--ink-soft);
  padding: 10px 14px; border-top:1px solid var(--line);
}
.showcase .tag-list{ display:flex; flex-wrap:wrap; gap:10px; margin: 18px 0 24px; }
.showcase .tag-list li{
  font-family: var(--font-mono); font-size:.85rem; border:1px solid var(--line-dark);
  padding: 6px 12px; border-radius:2px; background:#fff;
}

/* ---------- fil d'Ariane ---------- */
.breadcrumb{
  background: var(--paper-dim); padding: 14px 0; font-size:.88rem; color: var(--ink-soft);
}
.breadcrumb a{ color: var(--teal); }
.breadcrumb .sep{ margin: 0 8px; color: var(--line-dark); }

/* ---------- page de service : mise en page à deux colonnes ---------- */
.service-layout{ display:grid; grid-template-columns: 1fr 300px; gap: 48px; align-items:start; }
.service-main h2{ font-size:1.35rem; margin-top: 1.6em; }
.service-main h2:first-child{ margin-top:0; }
.service-main p, .service-main li{ color: var(--ink-soft); }
.service-main ul{ margin: 0 0 1.2em 0; }
.service-main li{ list-style:disc; margin-left:1.3em; margin-bottom:.4em; }
.service-figure{ margin: 1.6em 0; border:1px solid var(--line); border-radius:4px; overflow:hidden; }
.service-figure img{ width:100%; display:block; }

.service-sidebar{ position:sticky; top: 96px; display:flex; flex-direction:column; gap:20px; }
.sidebar-card{
  background:#fff; border:1px solid var(--line); border-radius:4px; padding: 22px;
}
.sidebar-card h3{ font-size:.95rem; }
.sidebar-card .btn{ width:100%; justify-content:center; margin-top: 12px; }
.sidebar-card p{ font-size:.9rem; color: var(--ink-soft); margin-bottom: 0; }
.sidebar-list{ display:flex; flex-direction:column; gap:2px; }
.sidebar-list a{
  display:block; color: var(--ink); font-size:.92rem; padding: 9px 10px;
  border-radius:3px; border:1px solid transparent;
}
.sidebar-list a:hover{ background: var(--paper-dim); color: var(--rust-dark); }
.sidebar-list a.active{ background: var(--paper-dim); border-color: var(--line); font-weight:600; }

/* ---------- FAQ ---------- */
.faq-item{ border-top: 1px solid var(--line); padding: 18px 0; }
.faq-item h3{ font-size:1rem; margin-bottom:.4em; }
.faq-item p{ margin:0; }

/* ---------- grille de services (page hub) ---------- */
.service-hub-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border:1px solid var(--line); }
.service-hub-card{ background:#fff; padding: 28px 26px; display:flex; flex-direction:column; gap:10px; }
.service-hub-card svg{ width:32px; height:32px; stroke: var(--rust); fill:none; stroke-width:1.6; }
.service-hub-card h3{ font-size:1.05rem; margin:0; }
.service-hub-card p{ font-size:.92rem; color: var(--ink-soft); margin:0 0 6px 0; }
.service-hub-card a.btn{ align-self:flex-start; padding:.55em 1.1em; font-size:.88rem; }

@media (max-width: 900px){
  .showcase .wrap{ grid-template-columns:1fr; }
  .service-layout{ grid-template-columns:1fr; }
  .service-sidebar{ position:static; }
  .service-hub-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width: 680px){
  .service-hub-grid{ grid-template-columns:1fr; }
}