:root{
    --green:#1F7A4D; --green-deep:#12492F; --bg:#FAF7EF; --surface:#FFFFFF;
    --surface-alt:#F3EEE1; --border-soft:#E4DCC8; --text:#20261F; --text-muted:#5C6659;
    --orange:#C97A2B; --red:#B3413B;
    --radius-sm:10px; --radius-md:16px;
  }
  *{box-sizing:border-box;}
  body{margin:0; background:var(--bg); color:var(--text); font-family:'Public Sans', sans-serif;}
  .app{display:flex; min-height:100vh;}
  nav{
    width:250px; flex-shrink:0; background:var(--green-deep); color:#fff;
    padding:22px 16px; position:sticky; top:0; height:100vh; overflow-y:auto;
  }
  nav .brand{font-family:'Fraunces', serif; font-size:19px; font-weight:600; margin-bottom:4px;}
  nav .brand-sub{font-size:11px; opacity:.7; margin-bottom:22px;}
  nav a{
    display:block; color:#EAF2EC; text-decoration:none; font-size:13.5px;
    padding:9px 12px; border-radius:8px; margin-bottom:2px; opacity:.85;
  }
  nav a.active{background:rgba(255,255,255,.14); opacity:1; font-weight:600;}
  nav a:hover{background:rgba(255,255,255,.08);}
  nav .section-label{font-size:10px; text-transform:uppercase; letter-spacing:.06em; opacity:.55; margin:16px 0 6px 12px;}
  main{flex:1; padding:28px 36px 60px; max-width:1200px;}
  h1{font-family:'Fraunces', serif; font-weight:600; font-size:24px; margin:0 0 4px; color:var(--green-deep);}
  .page-sub{color:var(--text-muted); font-size:13.5px; margin-bottom:22px;}
  .kpis{display:grid; grid-template-columns:repeat(auto-fit,minmax(160px,1fr)); gap:14px; margin-bottom:22px;}
  .kpi{background:var(--surface); border:1px solid var(--border-soft); border-radius:var(--radius-md); padding:15px 17px;}
  .kpi .l{font-size:11.5px; color:var(--text-muted); margin-bottom:6px;}
  .kpi .v{font-family:'Fraunces', serif; font-size:21px; font-weight:600; color:var(--green-deep);}
  table{width:100%; border-collapse:collapse; background:var(--surface); border:1px solid var(--border-soft); border-radius:var(--radius-md); overflow:hidden;}
  th,td{text-align:left; padding:9px 13px; font-size:13px; border-bottom:1px solid var(--border-soft);}
  th{background:var(--surface-alt); color:var(--text-muted); font-weight:600; font-size:11px; text-transform:uppercase; letter-spacing:.03em;}
  tr:last-child td{border-bottom:none;}
  .cat-tag{display:inline-block; background:var(--surface-alt); border:1px solid var(--border-soft); border-radius:100px; padding:2px 9px; font-size:11.5px; color:var(--green-deep);}
  .badge{display:inline-block; border-radius:100px; padding:3px 10px; font-size:11.5px; font-weight:600;}
  .badge.ok{background:#E4F2E9; color:var(--green-deep);}
  .badge.warn{background:#FBEBDA; color:var(--orange);}
  .badge.info{background:var(--surface-alt); color:var(--text-muted);}
  .card{background:var(--surface); border:1px solid var(--border-soft); border-radius:var(--radius-md); padding:18px 20px; margin-bottom:20px;}
  .card-title{font-family:'Fraunces', serif; font-weight:600; font-size:16px; color:var(--green-deep); margin-bottom:10px;}
  .empty-state{padding:44px 20px; text-align:center; color:var(--text-muted); background:var(--surface); border:1px dashed var(--border-soft); border-radius:var(--radius-md);}
  .empty-state .big{font-size:15px; color:var(--text); margin-bottom:6px; font-weight:600;}
  .loading{padding:30px; text-align:center; color:var(--text-muted);}
  .note-box{background:var(--surface-alt); border:1px solid var(--border-soft); border-radius:var(--radius-sm); padding:12px 16px; font-size:12.5px; color:var(--text-muted); margin-bottom:16px;}
  .table-wrap{overflow-x:auto;}
  .top-status{display:flex; align-items:center; gap:8px; margin-bottom:18px; font-size:12px; color:var(--text-muted);}
  .dot{width:8px; height:8px; border-radius:50%; background:var(--green); display:inline-block;}
  .foot-note{font-size:11.5px; color:var(--text-muted); margin-top:10px;}
  .mobile-topbar{display:none;}
  @media (max-width: 860px){
    .app{flex-direction:column;}
    .mobile-topbar{
      display:flex; align-items:center; justify-content:space-between;
      background:var(--green-deep); color:#fff; padding:14px 16px;
      position:sticky; top:0; z-index:50;
    }
    .mobile-topbar-brand{font-family:'Fraunces', serif; font-weight:600; font-size:17px;}
    .mobile-nav-toggle{
      background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.3); color:#fff;
      font-size:17px; line-height:1; padding:9px 14px; border-radius:8px; cursor:pointer;
    }
    nav{
      width:100%; height:auto; position:relative; top:auto;
      max-height:0; overflow:hidden; padding:0 16px;
      transition:max-height .28s ease, padding .28s ease;
    }
    nav.mobile-open{max-height:1000px; overflow-y:auto; padding:16px;}
    nav a{padding:13px 14px; font-size:14.5px;}
    main{padding:18px;}
    .ligne-row{grid-template-columns:1fr; gap:6px;}
    .btn-primary, .btn-secondary{padding:10px 16px;}
    .modal-box{padding:22px 20px;}
  }
  .edit-toggle-btn{width:100%; background:rgba(255,255,255,.1); color:#EAF2EC; border:1px solid rgba(255,255,255,.25); border-radius:8px; padding:9px 10px; font-size:12.5px; cursor:pointer;}
  .edit-toggle-btn.active{background:var(--orange); border-color:var(--orange); color:#fff; font-weight:600;}
  .modal-overlay{position:fixed; inset:0; background:rgba(18,73,47,.4); display:none; align-items:center; justify-content:center; z-index:100;}
  .modal-overlay.show{display:flex;}
  .modal-box{background:#fff; border-radius:var(--radius-md); padding:26px 28px; width:360px; max-width:90vw;}
  .modal-box h3{font-family:'Fraunces', serif; margin:0 0 6px; color:var(--green-deep); font-size:17px;}
  .modal-box p{font-size:12.5px; color:var(--text-muted); margin:0 0 14px;}
  .modal-box input{width:100%; padding:9px 11px; border:1px solid var(--border-soft); border-radius:8px; font-size:13.5px; margin-bottom:10px; font-family:inherit;}
  .modal-actions{display:flex; gap:8px; margin-top:6px;}
  .form-msg{font-size:12px; margin-top:8px; color:var(--text-muted); min-height:15px;}
  .form-msg.ok{color:var(--green-deep);}
  .form-msg.err{color:var(--red);}
  .form-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(170px,1fr)); gap:10px; margin-bottom:14px;}
  .form-grid input, .form-grid select{padding:9px 11px; border:1px solid var(--border-soft); border-radius:8px; font-size:13px; font-family:inherit;}
  .chk{display:flex; align-items:center; gap:6px; font-size:12.5px; color:var(--text-muted);}
  .btn-primary{background:var(--green); color:#fff; border:none; border-radius:8px; padding:9px 16px; font-size:13px; font-weight:600; cursor:pointer;}
  .btn-primary:hover{background:var(--green-deep);}
  .btn-secondary{background:var(--surface-alt); color:var(--green-deep); border:1px solid var(--border-soft); border-radius:8px; padding:8px 14px; font-size:12.5px; cursor:pointer; margin-right:8px;}
  .btn-small{background:var(--surface-alt); border:1px solid var(--border-soft); border-radius:6px; padding:4px 9px; font-size:11.5px; cursor:pointer; margin-right:4px;}
  .ligne-row{display:grid; grid-template-columns:1.5fr 1fr .9fr .65fr .75fr .95fr auto; gap:8px; margin-bottom:8px; align-items:center;}
  .ligne-row input{padding:8px 10px; border:1px solid var(--border-soft); border-radius:8px; font-size:12.5px; font-family:inherit;}
  .inline-input{width:90px; padding:5px 7px; border:1px solid var(--border-soft); border-radius:6px; font-size:12.5px; font-family:inherit;}
  .ligne-soustotal{font-size:12.5px; color:var(--green-deep); font-weight:600; text-align:right; padding:0 4px;}
  .devis-recap{background:var(--surface-alt); border:1px solid var(--border-soft); border-radius:8px; padding:10px 14px; font-size:13px; margin:6px 0 14px; text-align:right;}
  .devis-recap strong{color:var(--green-deep);}
  .edit-banner{background:#FBEBDA; border:1px solid #E9C793; color:var(--orange); border-radius:var(--radius-sm); padding:8px 14px; font-size:12px; margin-bottom:14px; font-weight:600;}
  .back-link{display:inline-block; font-size:12.5px; color:var(--green-deep); text-decoration:none; margin-bottom:10px;}
  .back-link:hover{text-decoration:underline;}
/* Connexion obligatoire : rien n'est visible avant la connexion */
body.verrouille nav, body.verrouille .mobile-nav-toggle{display:none !important}