:root{
    --forest:#123524;
    --forest-2:#0d2a1c;
    --lime:#8DC63F;
    --lime-dark:#6ea52c;
    --plaster:#F5F1E8;
    --clay:#C1652F;
    --ink:#16211B;
    --stone:#E7E1D3;
    --white:#FFFFFF;
    --radius:2px;
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    font-family:'Inter',sans-serif;
    color:var(--ink);
    background:var(--plaster);
    line-height:1.55;
    overflow-x:hidden;
  }
  h1,h2,h3,h4{
    font-family:'Space Grotesk',sans-serif;
    font-weight:700;
    line-height:1.08;
    letter-spacing:-0.01em;
  }
  .mono{
    font-family:'IBM Plex Mono',monospace;
    letter-spacing:0.06em;
    text-transform:uppercase;
  }
  a{color:inherit;text-decoration:none;}
  img{max-width:100%;display:block;}
  .wrap{max-width:1180px;margin:0 auto;padding:0 32px;}
  section{position:relative;}

  /* ---------- Focus visibility ---------- */
  a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
    outline:2px solid var(--clay);
    outline-offset:3px;
  }

  /* ---------- Seam divider (signature) ---------- */
  .seam{
    position:relative;
    height:46px;
    width:100%;
    overflow:hidden;
  }
  .seam svg{width:100%;height:100%;display:block;}

  /* ---------- Nav ---------- */
  header{
    position:sticky;top:0;z-index:100;
    background:var(--plaster);
    border-bottom:1px solid var(--stone);
  }
  nav.wrap{
    display:flex;align-items:center;justify-content:space-between;
    padding-top:14px;padding-bottom:14px;
  }
  .brand{display:flex;align-items:center;gap:10px;}
  .brand img{height:56px;width:auto;}
  .nav-links{display:flex;gap:34px;align-items:center;}
  .nav-links a{
    font-family:'IBM Plex Mono',monospace;
    font-size:12.5px;letter-spacing:0.08em;text-transform:uppercase;
    color:var(--forest);position:relative;padding:4px 0;
  }
  .nav-links a::after{
    content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
    background:var(--lime);transition:width .25s ease;
  }
  .nav-links a:hover::after{width:100%;}
  .nav-cta{
    background:var(--forest);color:var(--plaster)!important;
    padding:10px 20px;font-size:12.5px;font-weight:600;
    display:flex;align-items:center;gap:8px;
    transition:background .2s ease;
  }
  .nav-cta:hover{background:var(--lime-dark);}
  .nav-cta::after{display:none;}
  .burger{display:none;background:none;border:none;cursor:pointer;padding:6px;}
  .burger span{display:block;width:24px;height:2px;background:var(--forest);margin:5px 0;}

  /* ---------- Hero ---------- */
  .hero{
    position:relative;
    background:var(--plaster);
    padding:88px 0 0;
  }
  .hero::before{
    content:"";
    position:absolute;
    inset:0;
    background:var(--forest);
    clip-path:polygon(0 0, 80% 0, 68% 100%, 0 100%);
  }
  .hero-grid{
    position:relative;z-index:1;
    display:grid;grid-template-columns:1.1fr 0.9fr;gap:40px;align-items:center;
    padding-bottom:80px;
  }
  .eyebrow{
    display:inline-flex;align-items:center;gap:10px;
    color:var(--plaster);font-size:12px;margin-bottom:22px;
  }
  .eyebrow .dot{width:6px;height:6px;background:var(--lime);border-radius:50%;}
  .hero h1{
    color:var(--plaster);font-size:clamp(38px,5vw,60px);margin-bottom:22px;
  }
  .hero h1 em{color:var(--lime);font-style:normal;}
  .hero p.lead{
    color:rgba(245,241,232,0.75);font-size:17px;max-width:460px;margin-bottom:34px;
  }
  .btn-row{display:flex;gap:14px;flex-wrap:wrap;}
  .btn{
    display:inline-flex;align-items:center;gap:10px;
    padding:15px 26px;font-weight:600;font-size:14.5px;
    border:1px solid transparent;transition:all .2s ease;
    cursor:pointer;
  }
  .btn-primary{background:var(--lime);color:var(--forest-2);}
  .btn-primary:hover{background:var(--white);transform:translateY(-2px);}
  .btn-ghost{border-color:rgba(245,241,232,0.35);color:var(--plaster);}
  .btn-ghost:hover{border-color:var(--lime);color:var(--lime);}

  .hero-mark{
    position:relative;
    display:flex;align-items:center;justify-content:center;
  }
  .hero-mark .plate{
    background:var(--plaster);
    border:1px solid var(--stone);
    padding:44px;
    display:flex;flex-direction:column;align-items:center;gap:18px;
    box-shadow:0 30px 60px -20px rgba(18,53,36,0.18);
  }
  .hero-mark img{height:150px;width:auto;}
  .hero-mark .plate .cap{font-size:11px;color:var(--forest);text-align:center;}

  .stat-strip{
    position:relative;z-index:1;
    background:var(--forest-2);
    border-top:1px solid rgba(245,241,232,0.12);
  }
  .stat-strip .wrap{
    display:flex;flex-wrap:wrap;gap:0;
  }
  .stat{
    flex:1;min-width:180px;padding:22px 26px;
    border-right:1px solid rgba(245,241,232,0.12);
  }
  .stat:last-child{border-right:none;}
  .stat .num{color:var(--lime);font-family:'Space Grotesk';font-size:22px;font-weight:700;}
  .stat .lbl{color:var(--stone);font-size:12px;margin-top:4px;}

  /* ---------- Section heads ---------- */
  .section-head{
    display:flex;justify-content:space-between;align-items:flex-end;
    gap:24px;margin-bottom:48px;flex-wrap:wrap;
  }
  .section-head .tag{color:var(--clay);font-size:12px;margin-bottom:14px;display:block;}
  .section-head h2{font-size:clamp(28px,3.4vw,40px);}
  .section-head p{max-width:380px;color:#4b5a4f;font-size:15px;}

  /* ---------- Services ---------- */
  .services{padding:100px 0 90px;}
  .service-grid{
    display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
    background:var(--stone);border:1px solid var(--stone);
  }
  .service-card{
    background:var(--plaster);padding:38px 32px;
    display:flex;flex-direction:column;gap:16px;
    transition:background .25s ease;
    position:relative;
  }
  .service-card:hover{background:var(--white);}
  .service-card .icon{
    width:46px;height:46px;
    display:flex;align-items:center;justify-content:center;
    background:var(--forest);color:var(--lime);
  }
  .service-card .icon svg{width:24px;height:24px;}
  .service-card h3{font-size:19px;color:var(--forest);}
  .service-card p{font-size:14px;color:#4b5a4f;}
  .service-card .corner{
    position:absolute;top:0;right:0;width:0;height:0;
    border-style:solid;border-width:0 26px 26px 0;
    border-color:transparent var(--clay) transparent transparent;
    opacity:0;transition:opacity .25s ease;
  }
  .service-card:hover .corner{opacity:1;}

  /* ---------- Pourquoi ---------- */
  .why{background:var(--forest);padding:90px 0;color:var(--plaster);}
  .why .section-head h2, .why .section-head p{color:var(--plaster);}
  .why .section-head p{color:rgba(245,241,232,0.75);}
  .why .section-head .tag{color:var(--lime);}
  .why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;}
  .why-item{border-top:2px solid var(--lime);padding-top:20px;}
  .why-item h3{font-size:18px;margin-bottom:10px;color:var(--white);}
  .why-item p{font-size:14px;color:rgba(245,241,232,0.72);}

  /* ---------- Réalisations (placeholder honnête) ---------- */
  .work{padding:100px 0 90px;}
  .work-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
  .work-frame{
    aspect-ratio:4/5;
    border:1.5px dashed var(--stone);
    background:
      repeating-linear-gradient(135deg, transparent, transparent 11px, var(--stone) 11px, var(--stone) 12px);
    background-color:#EFEAE0;
    display:flex;flex-direction:column;align-items:center;justify-content:center;
    gap:10px;text-align:center;padding:24px;
  }
  .work-frame svg{width:34px;height:34px;color:var(--forest);opacity:.55;}
  .work-frame .t1{font-size:12px;color:var(--forest);}
  .work-frame .t2{font-size:11.5px;color:#7a8378;max-width:180px;}

  /* ---------- Témoignages ---------- */
  .testi{padding:90px 0;background:var(--stone);}
  .testi-box{
    max-width:640px;margin:0 auto;text-align:center;
    background:var(--plaster);border:1px solid #d8d1bf;
    padding:56px 44px;
  }
  .testi-box svg{width:30px;height:30px;color:var(--clay);margin-bottom:20px;}
  .testi-box h3{font-size:22px;color:var(--forest);margin-bottom:12px;}
  .testi-box p{font-size:14.5px;color:#4b5a4f;margin-bottom:26px;}

  /* ---------- Contact ---------- */
  .contact{padding:100px 0 110px;}
  .contact-grid{display:grid;grid-template-columns:0.85fr 1.15fr;gap:56px;}
  .contact-card{background:var(--forest);color:var(--plaster);padding:44px 38px;}
  .contact-card h3{font-size:22px;margin-bottom:26px;color:var(--white);}
  .contact-row{display:flex;gap:14px;margin-bottom:22px;align-items:flex-start;}
  .contact-row svg{width:18px;height:18px;color:var(--lime);flex-shrink:0;margin-top:3px;}
  .contact-row .lbl{font-size:11px;color:rgba(245,241,232,.6);margin-bottom:3px;}
  .contact-row .val{font-size:14.5px;color:var(--plaster);}
  .contact-row a.val:hover{color:var(--lime);}

  form{display:flex;flex-direction:column;gap:16px;}
  .field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
  label{font-size:11.5px;color:var(--forest);display:block;margin-bottom:6px;}
  input,select,textarea{
    width:100%;border:1px solid var(--stone);background:var(--white);
    padding:13px 14px;font-family:'Inter';font-size:14px;color:var(--ink);
  }
  textarea{resize:vertical;min-height:110px;}
  input:focus,select:focus,textarea:focus{border-color:var(--lime);}
  .submit-btn{
    align-self:flex-start;background:var(--forest);color:var(--plaster);
    padding:15px 30px;font-weight:600;font-size:14.5px;border:none;cursor:pointer;
    transition:background .2s ease;
  }
  .submit-btn:hover{background:var(--lime-dark);}
  .form-note{font-size:12px;color:#7a8378;}

  /* ---------- Footer ---------- */
  footer{background:var(--stone);padding:50px 0 26px;}
  .footer-grid{display:flex;justify-content:space-between;flex-wrap:wrap;gap:30px;padding-bottom:34px;border-bottom:1px solid #d8d1bf;}
  .footer-brand{display:flex;align-items:center;gap:10px;}
  .footer-brand img{height:36px;}
  .footer-links{display:flex;gap:30px;flex-wrap:wrap;}
  .footer-links a{font-size:13px;color:var(--forest);}
  .footer-links a:hover{color:var(--clay);}
  .footer-bottom{
    display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
    padding-top:20px;font-size:12px;color:#7a8378;
  }

  /* ---------- Responsive ---------- */
  @media (max-width:860px){
    .nav-links{
      position:fixed;inset:64px 0 0 0;background:var(--plaster);
      flex-direction:column;padding:36px 32px;gap:26px;
      transform:translateX(100%);transition:transform .3s ease;
    }
    .nav-links.open{transform:translateX(0);}
    .burger{display:block;}
    .nav-cta{margin-top:6px;}
    .hero{background:var(--forest);}
    .hero::before{display:none;}
    .hero-grid{grid-template-columns:1fr;padding-bottom:60px;}
    .hero-mark{order:-1;margin-bottom:10px;}
    .service-grid{grid-template-columns:1fr;}
    .why-grid{grid-template-columns:1fr;gap:30px;}
    .work-grid{grid-template-columns:1fr;}
    .contact-grid{grid-template-columns:1fr;}
    .field-row{grid-template-columns:1fr;}
    .stat{min-width:50%;}
  }

  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto;}
    *{transition:none!important;}
  }