:root{
    --navy:#093755;
    --navy-soft:#1B4D6E;
    --olive:#516840;
    --ivoire:#F8F7F2;
    --charbon:#252A2B;
    --blanc:#FFFFFF;
    --rule:rgba(9,55,85,.16);
    --maxw:1060px;
    --gap:clamp(60px,8vw,112px);
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  @media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
  body{
    margin:0;background:var(--blanc);color:var(--charbon);
    font-family:"Inter","Helvetica Neue",Arial,sans-serif;
    font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;
  }
  h1,h2,h3{font-family:"Montserrat","Inter",Arial,sans-serif;font-weight:700;color:var(--navy);margin:0;line-height:1.14;letter-spacing:-.015em}
  h1{font-size:clamp(2.1rem,5.4vw,3.6rem);line-height:1.08}
  h2{font-size:clamp(1.5rem,3.1vw,2.15rem)}
  h3{font-size:1.08rem;font-weight:600;line-height:1.35;letter-spacing:0}
  p{margin:0 0 1em;max-width:64ch}
  .wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
  :focus-visible{outline:3px solid var(--olive);outline-offset:3px}
  img{max-width:100%;height:auto}

  /* barre de navigation */
  .nav{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--rule)}
  .nav .wrap{display:flex;align-items:center;gap:28px;height:78px}
  .nav .logo img{width:168px;display:block}
  .nav nav{margin-left:auto;display:flex;gap:26px}
  .nav nav a{text-decoration:none;font-size:.95rem;font-weight:500;color:var(--navy)}
  .nav nav a:hover{color:var(--olive)}
  @media (max-width:820px){.nav nav{display:none}.nav .cta{margin-left:auto}.nav .logo img{width:140px}}

  /* boutons */
  .btn{display:inline-block;padding:13px 22px;border:1.5px solid var(--navy);background:var(--navy);color:#fff;
       text-decoration:none;font-family:"Inter",Arial,sans-serif;font-size:.96rem;font-weight:600;cursor:pointer}
  .btn:hover{background:var(--navy-soft);border-color:var(--navy-soft)}
  .btn.olive{background:var(--olive);border-color:var(--olive)}
  .btn.olive:hover{background:#425634;border-color:#425634}
  .btn.line{background:transparent;color:var(--navy)}
  .btn.line:hover{background:rgba(9,55,85,.06)}
  .btn.small{padding:10px 16px;font-size:.9rem}

  /* hero */
  .hero{background:var(--ivoire);padding:clamp(66px,9vw,116px) 0;position:relative;overflow:hidden}
  .hero .wrap{position:relative;z-index:2;max-width:880px}
  .hero p.lede{font-size:clamp(1.03rem,1.8vw,1.19rem);color:var(--charbon);margin-top:24px;max-width:56ch}
  .hero .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
  .hero .under{margin-top:40px;padding-top:22px;border-top:1px solid var(--rule);font-size:.97rem;color:#4A5A5B;max-width:58ch}
  .equerre{position:absolute;pointer-events:none;border-top:10px solid var(--olive);border-right:10px solid var(--olive)}
  .hero .equerre{top:38px;right:calc(50% - 560px);width:210px;height:150px;opacity:.9}
  @media (max-width:1180px){.hero .equerre{right:24px;width:120px;height:90px;border-width:7px;opacity:.5}}
  @media (max-width:700px){.hero .equerre{width:74px;height:58px;border-width:6px;top:22px}}

  section{padding:var(--gap) 0}
  .intro{max-width:50ch;margin-bottom:42px}
  .intro p{color:#4A5A5B;margin:16px 0 0}

  /* prestations */
  .offres{display:grid;grid-template-columns:repeat(2,1fr);gap:46px 54px}
  .offres article{padding-top:22px;border-top:2px solid var(--olive)}
  .offres h3{margin-bottom:10px}
  .offres p{font-size:.98rem;color:#4A5A5B;margin:0}
  .offres .detail{margin-top:12px;font-size:.92rem;color:var(--olive);font-weight:600}
  .offres article.phare{grid-column:1/-1;background:var(--ivoire);padding:26px 30px 28px;border-top:4px solid var(--olive)}
  .offres article.phare h3{font-size:clamp(1.15rem,2.1vw,1.38rem)}
  .offres article.phare p{max-width:62ch}
  .offres .prix{margin-top:14px;font-size:1rem;color:var(--navy);font-weight:700}
  .offres .prix span{display:block;font-size:.88rem;font-weight:500;color:#4A5A5B;margin-top:3px}
  @media (max-width:720px){.offres article.phare{padding:22px 20px 24px}}
  @media (max-width:720px){.offres{grid-template-columns:1fr;gap:36px}}

  /* méthode : bande navy */
  .methode{background:var(--navy);color:#DCE6EC}
  .methode h2,.methode h3{color:#fff}
  .methode .intro p{color:#B7C9D5}
  .etapes{display:grid;grid-template-columns:repeat(3,1fr);gap:34px;margin:0;padding:0}
  .etapes li{list-style:none;padding-top:20px;border-top:1px solid rgba(255,255,255,.28)}
  .etapes .num{display:block;font-size:.85rem;font-weight:600;color:#9FB86C;margin-bottom:8px}
  .etapes p{font-size:.97rem;color:#C7D6DF;margin:10px 0 0}
  @media (max-width:720px){.etapes{grid-template-columns:1fr;gap:28px}}

  /* pour qui */
  .cibles{background:var(--ivoire)}
  .cibles ul{display:grid;grid-template-columns:repeat(3,1fr);gap:0 40px;margin:0;padding:0;list-style:none}
  .cibles li{padding:15px 0;border-bottom:1px solid var(--rule);font-size:1rem;color:var(--navy);font-weight:500}
  @media (max-width:760px){.cibles ul{grid-template-columns:1fr}}

  /* cabinet */
  .cabinet .grid{display:grid;grid-template-columns:1.1fr .9fr;gap:58px;align-items:start}
  .cabinet p{color:#4A5A5B}
  .faits{margin:0;padding:0}
  .faits div{padding:16px 0;border-top:1px solid var(--rule)}
  .faits div:last-child{border-bottom:1px solid var(--rule)}
  .faits dt{font-size:.86rem;font-weight:600;color:var(--olive);margin-bottom:3px}
  .faits dd{margin:0;color:var(--navy);font-size:1rem;font-weight:500}
  @media (max-width:820px){.cabinet .grid{grid-template-columns:1fr;gap:38px}}

  /* contact */
  .contact{background:var(--ivoire)}
  .contact .grid{display:grid;grid-template-columns:1fr 1fr;gap:56px}
  .champ{margin-bottom:16px}
  .champ label{display:block;font-size:.92rem;font-weight:600;color:var(--navy);margin-bottom:6px}
  .champ input,.champ textarea{width:100%;padding:12px 14px;border:1.5px solid var(--rule);background:#fff;font:inherit;font-size:.97rem;color:var(--charbon)}
  .champ textarea{min-height:112px;resize:vertical}
  .champ input:focus,.champ textarea:focus{border-color:var(--olive)}
  .coords div{padding:17px 0;border-top:1px solid var(--rule)}
  .coords div:last-child{border-bottom:1px solid var(--rule)}
  .coords dt{font-size:.86rem;font-weight:600;color:var(--olive);margin-bottom:4px}
  .coords dd{margin:0;font-size:1.02rem;color:var(--navy);font-weight:500}
  .coords a{color:var(--navy);text-decoration:none}
  .coords a:hover{text-decoration:underline;text-underline-offset:3px}
  @media (max-width:780px){.contact .grid{grid-template-columns:1fr;gap:40px}}

  footer{background:var(--navy);color:#A9BFCC;padding:52px 0 38px;font-size:.92rem}
  footer .haut{display:flex;flex-wrap:wrap;gap:26px;justify-content:space-between;align-items:flex-start;padding-bottom:26px;border-bottom:1px solid rgba(255,255,255,.18)}
  footer img{width:190px}
  footer .legal{display:flex;flex-wrap:wrap;gap:8px 30px;padding-top:22px}
  footer a{color:#DCE6EC;text-decoration:none}
  footer a:hover{text-decoration:underline;text-underline-offset:3px}

  /* ---------- ajouts v2 ---------- */
  .skip{position:absolute;left:-9999px;top:8px;z-index:100;background:var(--navy);color:#fff;padding:10px 16px;text-decoration:none}
  .skip:focus{left:16px}
  section[id],.hero{scroll-margin-top:84px}
  .btn{display:inline-flex;align-items:center;gap:9px;justify-content:center;line-height:1.2}
  .btn svg{width:18px;height:18px;flex:none}
  .btn[disabled]{opacity:.6;cursor:progress}

  /* menu mobile */
  .burger{display:none;margin-left:10px;width:44px;height:44px;border:1.5px solid var(--rule);background:#fff;color:var(--navy);cursor:pointer;align-items:center;justify-content:center}
  .burger svg{width:22px;height:22px}
  .burger .i-close{display:none}
  .nav.open .burger .i-open{display:none}
  .nav.open .burger .i-close{display:block}
  @media (max-width:820px){
    .burger{display:inline-flex}
    .nav .wrap{position:relative}
    .nav.open nav{display:flex;flex-direction:column;gap:0;position:absolute;top:78px;left:0;right:0;background:#fff;border-bottom:1px solid var(--rule);padding:6px 24px 14px;box-shadow:0 12px 24px rgba(9,55,85,.08)}
    .nav.open nav a{padding:14px 0;border-bottom:1px solid var(--rule);font-size:1rem}
    .nav.open nav a:last-child{border-bottom:0}
  }
  @media (max-width:420px){.nav .cta{display:none}.burger{margin-left:auto}}

  .cabinet .lead{margin-top:20px}
  .contact .sub{color:#4A5A5B;margin-top:18px}
  .champ .req{color:var(--olive)}
  .champ input:invalid:not(:placeholder-shown),.champ textarea:invalid:not(:placeholder-shown){border-color:#B4472F}
  .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
  .form-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
  .form-status{font-size:.9rem;color:#5B6B6C;margin-top:12px;min-height:1.5em}
  .form-status.ok{color:var(--olive);font-weight:600}
  .form-status.err{color:#B4472F;font-weight:600}
  .rgpd{font-size:.82rem;color:#5B6B6C;margin-top:8px}
  .rgpd a{color:var(--navy)}

  /* bouton WhatsApp flottant (mobile) */
  .wa-float{display:none;position:fixed;right:16px;bottom:16px;z-index:30;width:56px;height:56px;border-radius:50%;background:var(--olive);color:#fff;align-items:center;justify-content:center;box-shadow:0 8px 22px rgba(9,55,85,.28)}
  .wa-float svg{width:26px;height:26px}
  @media (max-width:820px){.wa-float{display:inline-flex}}

  footer .legal a{color:#A9BFCC}
  footer .horaires{margin-top:6px}

  /* pages secondaires */
  .page{padding:clamp(48px,7vw,88px) 0}
  .page .wrap{max-width:780px}
  .page h1{font-size:clamp(1.8rem,4vw,2.5rem);margin-bottom:28px}
  .page h2{font-size:1.25rem;margin:36px 0 10px}
  .page p,.page li{color:#3E4B4C}
  .page ul{padding-left:20px;margin:0 0 1em}
  .page a{color:var(--navy)}
  .page .maj{font-size:.9rem;color:#5B6B6C}
  .back{display:inline-block;margin-top:34px}