:root {
    --primary: #1F2632;
    --accent:  #FBC02D;
    --bg:      #FFFFFF;
    --surface: #F4F5F7;
    --text:    #1F2632;
    --muted:   #6B7280;
    --border:  #E5E7EB;
    --radius:  10px;
    --head: "Archivo", system-ui, sans-serif;
    --body: "Inter", system-ui, sans-serif;
    --mono: "JetBrains Mono", monospace;
  }
  *, *::before, *::after { box-sizing: border-box; }
  html, body { margin: 0; padding: 0; }
  body { background: var(--bg); color: var(--text); font-family: var(--body); font-size: 15px; line-height: 1.55; }
  img { max-width: 100%; display: block; }
  a { color: inherit; }

  /* Layout */
  .container { max-width: 1280px; margin: 0 auto; padding: 0 64px; }
  section { padding-block: 72px; }

  /* Headings */
  h1, h2, h3 { font-family: var(--head); color: var(--primary); margin: 0; letter-spacing: -0.01em; }
  h1 { font-size: clamp(40px, 5.5vw, 64px); line-height: 1.02; letter-spacing: -0.02em; font-weight: 800; }
  h2 { font-size: clamp(32px, 4vw, 44px); font-weight: 800; }
  h3 { font-size: 22px; font-weight: 700; }
  .eyebrow { font-size: 12px; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
  .mono { font-family: var(--mono); }
  .center { text-align: center; }

  /* Top strip */
  .topbar {
    background: var(--primary); color: #fff; font-size: 12.5px; letter-spacing: .04em;
    display: flex; justify-content: space-between; align-items: center; padding: 8px 64px;
  }
  .topbar .bolt { color: var(--accent); display: inline-flex; align-items: center; gap: 8px; }

  /* Header */
  header.nav {
    display: flex; align-items: center; justify-content: space-between;
    padding: 20px 64px; border-bottom: 1px solid var(--border); gap: 24px;
  }
  .brand { display: flex; align-items: center; gap: 12px; }
  .brand img { height: 44px; width: 44px; object-fit: contain; }
  .brand .name { font-family: var(--head); font-weight: 800; letter-spacing: .02em; font-size: 16px; color: var(--primary); line-height: 1.1; }
  .brand .sub { font-size: 11px; letter-spacing: .18em; color: var(--muted); text-transform: uppercase; }
  nav.main { display: flex; gap: 28px; font-size: 14px; }
  nav.main a { text-decoration: none; color: var(--text); }
  nav.main a:hover { color: var(--primary); }

  /* Buttons */
  .btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 14px 22px; border-radius: var(--radius);
    font-family: var(--head); font-weight: 700; font-size: 14px; letter-spacing: .02em;
    text-decoration: none; cursor: pointer; transition: transform .15s, background .15s, color .15s;
    border: 1.5px solid var(--border); color: var(--text); background: transparent;
  }
  .btn:hover { transform: translateY(-1px); }
  .btn.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
  .btn.primary:hover { background: #2A3140; }

  /* Hero */
  .hero { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; padding: 80px 64px; align-items: center; }
  .pill {
    display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px;
    background: var(--surface); border-radius: 999px; font-size: 12px;
    color: var(--muted); font-weight: 500; margin-bottom: 24px;
  }
  .pill .dot { width: 6px; height: 6px; border-radius: 999px; background: #10b981; }
  .hero h1 { margin-bottom: 24px; }
  .hero h1 .hl { background: linear-gradient(transparent 60%, var(--accent) 60%); padding: 0 .1em; }
  .hero .lede { font-size: 18px; color: var(--muted); max-width: 520px; margin: 0 0 36px; }
  .hero .actions { display: flex; gap: 12px; align-items: center; }
  .hero .stats {
    display: flex; gap: 32px; margin-top: 56px; padding-top: 24px;
    border-top: 1px solid var(--border); font-size: 13px;
  }
  .hero .stats .n { font-family: var(--head); font-size: 22px; font-weight: 700; color: var(--primary); }
  .hero .stats .l { color: var(--muted); }
  .hero .visual { position: relative; }
  .hero .visual .card {
    position: absolute; left: -24px; bottom: 32px; background: #fff;
    padding: 16px; border-radius: var(--radius); border: 1px solid var(--border);
    box-shadow: 0 12px 30px rgba(15,23,42,.08); max-width: 260px;
  }
  .hero .visual .badge {
    position: absolute; right: -16px; top: 24px; background: var(--accent);
    color: var(--primary); padding: 10px 14px; border-radius: var(--radius);
    font-family: var(--head); font-weight: 800; font-size: 13px;
    display: flex; align-items: center; gap: 6px;
  }
  .stars { display: inline-flex; gap: 2px; color: var(--accent); }
  .stars span { font-size: 14px; line-height: 1; }
  .quote-small { margin-top: 8px; font-size: 13px; color: var(--text); }
  .quote-author { margin-top: 8px; font-size: 11px; color: var(--muted); letter-spacing: .06em; text-transform: uppercase; }

  /* Image placeholder */
  .imgph {
    position: relative; border-radius: 6px; overflow: hidden;
    background: repeating-linear-gradient(135deg, #e8e4d8 0 14px, #d7d2c2 14px 28px);
    display: flex; align-items: center; justify-content: center;
    color: #5a5a5a; font-family: var(--mono); font-size: 11px; letter-spacing: .15em;
  }
  .imgph.dark { background: repeating-linear-gradient(135deg, #20242c 0 14px, #181b22 14px 28px); color: #7a808e; }
  .imgph::after { content: ""; position: absolute; bottom: 8px; right: 8px; width: 6px; height: 6px; background: var(--accent); border-radius: 999px; }

  /* Sections */
  .section-bg { background: var(--surface); }
  .row-split { display: flex; justify-content: space-between; align-items: end; margin-bottom: 40px; gap: 24px; }
  .row-split p { max-width: 380px; color: var(--muted); margin: 0; }

  /* Services */
  .services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .card {
    background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 24px;
  }
  .card .icon-wrap {
    display: flex; justify-content: space-between; align-items: start; margin-bottom: 16px;
  }
  .icon {
    width: 44px; height: 44px; border-radius: var(--radius);
    background: var(--primary); color: var(--accent);
    display: flex; align-items: center; justify-content: center;
  }
  .icon svg { width: 22px; height: 22px; }
  .tag-small { font-size: 11px; letter-spacing: .14em; color: var(--muted); text-transform: uppercase; }
  .card p { color: var(--muted); margin: 0 0 16px; font-size: 14px; }
  .bullets { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 6px; }
  .bullets li { font-size: 13px; color: var(--text); display: flex; align-items: center; gap: 8px; }
  .bullets li::before { content: ""; width: 14px; height: 1.5px; background: var(--accent); flex-shrink: 0; }

  /* Zone */
  .zone-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
  .chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
  .chip { padding: 6px 12px; border: 1px solid var(--border); border-radius: 999px; font-size: 12.5px; color: var(--text); }
  .map { position: relative; height: 380px; background: var(--surface); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); }
  .map svg { position: absolute; inset: 0; width: 100%; height: 100%; }
  .map .legend {
    position: absolute; left: 16px; bottom: 16px; background: var(--bg);
    border: 1px solid var(--border); padding: 8px 12px; border-radius: var(--radius);
    font-size: 12px; font-family: var(--mono); color: var(--text);
  }

  /* Before/after */
  .ba-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
  .ba-grid + .ba-grid { margin-top: 20px; }
  .ba { padding: 16px; }
  .ba-meta { margin-top: 14px; display: flex; justify-content: space-between; align-items: start; }
  .ba-meta h3 { font-size: 20px; }
  .ba-meta p { color: var(--muted); font-size: 13.5px; margin: 6px 0 0; max-width: 380px; }
  .ba-mini { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
  .ba-mini .imgph { height: 160px; }
  .ba-mini h3 { font-size: 18px; }

  /* Slider */
  .slider {
    position: relative; width: 100%; height: 280px; overflow: hidden;
    border-radius: 8px; user-select: none; cursor: ew-resize; touch-action: none;
  }
  .slider .layer { position: absolute; inset: 0; }
  .slider .before { display: flex; align-items: center; justify-content: center; background: repeating-linear-gradient(45deg,#3a3a3a 0 12px,#2e2e2e 12px 24px); color: #aaa; font-family: var(--mono); font-size: 12px; letter-spacing: .1em; }
  .slider .after-wrap { overflow: hidden; }
  .slider .after-wrap .after { display: flex; align-items: center; justify-content: center; background: repeating-linear-gradient(45deg,#e8e4d8 0 12px,#d7d2c2 12px 24px); color: #3a3a3a; font-family: var(--mono); font-size: 12px; letter-spacing: .1em; }
  .slider .label-l, .slider .label-r {
    position: absolute; top: 10px; padding: 4px 8px;
    font-size: 11px; letter-spacing: .12em; text-transform: uppercase; font-family: var(--mono);
  }
  .slider .label-l { left: 10px; background: rgba(0,0,0,.6); color: #fff; }
  .slider .label-r { right: 10px; background: var(--accent); color: var(--primary); font-weight: 700; }
  .slider .bar { position: absolute; top: 0; bottom: 0; width: 2px; background: var(--accent); transform: translateX(-1px); }
  .slider .handle {
    position: absolute; top: 50%; transform: translate(-50%, -50%);
    width: 36px; height: 36px; border-radius: 999px; background: #fff;
    border: 2px solid var(--accent); display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 12px rgba(0,0,0,.25); color: var(--primary); font-weight: 800; font-size: 14px;
  }

  /* Aides */
  .aides-grid { display: grid; grid-template-columns: 1fr 2fr; gap: 48px; align-items: start; }
  .aides-grid h2 { font-size: 38px; }
  .aides-cards { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
  .aide-card { padding: 20px; }
  .aide-head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
  .aide-head .dot { width: 8px; height: 8px; border-radius: 999px; background: var(--accent); }
  .aide-head .name { font-family: var(--head); font-weight: 700; color: var(--primary); }
  .aide-card p { color: var(--muted); font-size: 13.5px; margin: 0; }

  /* Mathieu */
  .mathieu { background: var(--primary); color: #fff; }
  .mathieu .container { display: grid; grid-template-columns: 1fr 1.4fr; gap: 56px; align-items: center; }
  .mathieu .imgph { height: 420px; }
  .mathieu .eyebrow { color: var(--accent); margin-bottom: 16px; }
  .mathieu blockquote {
    margin: 0; font-family: var(--head); font-weight: 600; font-size: 32px;
    line-height: 1.25; letter-spacing: -0.01em; color: #fff;
  }
  .mathieu .author { margin-top: 28px; font-size: 13px; letter-spacing: .06em; text-transform: uppercase; color: rgba(255,255,255,.7); }

  /* Témoignages */
  .testi-head { display: flex; justify-content: space-between; align-items: end; margin-bottom: 40px; gap: 24px; }
  .testi-rating { display: flex; align-items: center; gap: 12px; }
  .testi-rating .n { font-family: var(--head); font-weight: 800; font-size: 38px; color: var(--primary); }
  .testi-rating .stars span { font-size: 16px; }
  .testi-rating .meta { font-size: 12px; color: var(--muted); margin-top: 4px; }
  .testi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
  .testi-card { padding: 22px; }
  .testi-card p { font-size: 14px; line-height: 1.5; margin: 12px 0 16px; }
  .testi-author { padding-top: 16px; border-top: 1px solid var(--border); }
  .testi-author .name { font-family: var(--head); font-weight: 700; font-size: 14px; color: var(--primary); }
  .testi-author .role { font-size: 12px; color: var(--muted); }

  /* FAQ */
  .faq-grid { display: grid; grid-template-columns: 1fr 2fr; gap: 56px; align-items: start; }
  .faq-grid h2 { font-size: 40px; }
  .faq details { border-top: 1px solid var(--border); padding: 20px 4px; }
  .faq summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; font-family: var(--head); font-weight: 600; font-size: 17px; color: var(--primary); }
  .faq summary::-webkit-details-marker { display: none; }
  .faq summary::after { content: "+"; color: var(--accent); font-size: 22px; font-weight: 800; transition: transform .2s; }
  .faq details[open] summary::after { content: "−"; }
  .faq p { margin-top: 12px; color: var(--muted); font-size: 14.5px; max-width: 640px; }

  /* Devis */
  .devis-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
  .devis-lede { font-size: 17px; color: var(--muted); max-width: 460px; margin-bottom: 32px; }
  .urg-card { padding: 24px; display: flex; flex-direction: column; gap: 12px; }
  .urg-row { display: flex; align-items: center; gap: 12px; }
  .urg-icon { width: 38px; height: 38px; border-radius: var(--radius); background: var(--accent); display: flex; align-items: center; justify-content: center; }
  .urg-title { font-family: var(--head); font-weight: 700; color: var(--primary); }
  .urg-sub { font-size: 13px; color: var(--muted); }
  .urg-num { margin-left: auto; font-family: var(--head); font-weight: 800; color: var(--primary); text-decoration: none; }
  form.devis { padding: 28px; display: flex; flex-direction: column; gap: 16px; }
  .field { display: flex; flex-direction: column; gap: 6px; }
  .field label, .field-group label { font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
  .field input, .field textarea, .field select {
    border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px;
    font-family: var(--body); font-size: 14px; background: var(--bg); color: var(--text); outline: none; resize: vertical;
  }
  .field input:focus, .field textarea:focus { border-color: var(--primary); }
  .field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
  .checkbox-grid { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
  .checkbox-pill { padding: 8px 14px; border: 1px solid var(--border); border-radius: 999px; font-size: 13px; cursor: pointer; }
  .checkbox-pill input { margin-right: 6px; }

  /* Footer */
  footer.foot { background: var(--primary); color: rgba(255,255,255,.85); padding: 56px 64px 32px; }
  .foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
  .foot-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
  .foot-brand img { height: 36px; }
  .foot-brand .nm { font-family: var(--head); font-weight: 800; font-size: 18px; color: #fff; }
  .foot-blurb { font-size: 14px; color: rgba(255,255,255,.7); max-width: 360px; }
  .foot h4 { font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--accent); margin: 0 0 12px; }
  .foot a, .foot .line { display: block; color: rgba(255,255,255,.85); text-decoration: none; margin-bottom: 6px; font-size: 13.5px; }
  .foot .phone { color: #fff; font-family: var(--head); font-weight: 700; }
  .foot-bottom { margin-top: 40px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.1); display: flex; justify-content: space-between; font-size: 12px; color: rgba(255,255,255,.55); }

  /* Responsive */
  @media (max-width: 960px) {
    .topbar, header.nav { padding-left: 20px; padding-right: 20px; }
    section { padding-block: 56px; }
    .container, .hero { padding-left: 20px; padding-right: 20px; }
    .hero { grid-template-columns: 1fr; padding-block: 48px; gap: 32px; }
    .hero .visual .card { left: 16px; bottom: 16px; }
    .services-grid, .ba-grid, .ba-mini, .testi-grid, .zone-grid, .aides-grid, .aides-cards, .faq-grid, .devis-grid, .foot-grid {
      grid-template-columns: 1fr; gap: 24px;
    }
    .testi-grid { grid-template-columns: 1fr 1fr; }
    .row-split { flex-direction: column; align-items: start; }
    nav.main { display: none; }
    .topbar { flex-direction: column; gap: 4px; text-align: center; font-size: 11.5px; }
    .mathieu .container { grid-template-columns: 1fr; }
    .hero h1 { font-size: 44px; }
    h2 { font-size: 32px; }
    .foot-bottom { flex-direction: column; gap: 8px; }
  }