:root{
  --bg:#EEEBE3; --surface:#FFFFFF; --surface-alt:#F7F5EF;
  --ink:#1B2B24; --ink-soft:#5C6B63; --ink-faint:#8B968F;
  --primary:#1F5C4F; --primary-dark:#143F37; --primary-tint:#E4EEEA;
  --accent:#C77D3B; --accent-tint:#F6E7D8;
  --danger:#A8402F; --danger-tint:#F5E1DC;
  --ok:#2F7A4E; --ok-tint:#E1EFE4;
  --border:#DDD8CC;
  --radius:10px;
  --shadow:0 1px 2px rgba(27,43,36,.06), 0 4px 14px rgba(27,43,36,.05);
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#121815; --surface:#1A2320; --surface-alt:#1F2925;
    --ink:#EDEFEC; --ink-soft:#AAB5AE; --ink-faint:#71807A;
    --primary:#4FA890; --primary-dark:#2E7A66; --primary-tint:#1D3630;
    --accent:#E0A264; --accent-tint:#3A2C1C;
    --danger:#E08876; --danger-tint:#3A211C;
    --ok:#7BC49A; --ok-tint:#1E3327;
    --border:#313B36;
    --shadow:0 1px 2px rgba(0,0,0,.3), 0 4px 14px rgba(0,0,0,.25);
  }
}
*{box-sizing:border-box;}
html,body{height:100%;}
body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:'IBM Plex Sans', system-ui, sans-serif;
  -webkit-font-smoothing:antialiased;
  font-size:14.5px; line-height:1.5;
}
h1,h2,h3,.num{font-family:'Space Grotesk', system-ui, sans-serif;}
a{color:inherit;}
button{font-family:inherit;}
::-webkit-scrollbar{width:9px;height:9px;}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:8px;}

/* ---------- Auth screen ---------- */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;gap:64px;padding:48px 24px;background:
  radial-gradient(circle at 15% 20%, var(--primary-tint) 0%, transparent 45%),
  radial-gradient(circle at 85% 80%, var(--accent-tint) 0%, transparent 40%),
  var(--bg);
  flex-wrap:wrap;}
.auth-pitch{max-width:440px;flex:1 1 380px;}
.auth-pitch-title{font-family:'Space Grotesk';font-size:32px;line-height:1.18;font-weight:600;margin:0 0 14px;letter-spacing:-.5px;}
.auth-pitch-sub{color:var(--ink-soft);font-size:14.5px;line-height:1.6;margin:0 0 22px;}
.auth-pitch-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px;}
.auth-pitch-list li{display:flex;align-items:center;gap:11px;font-size:13.8px;color:var(--ink);}
.auth-pitch-ic{width:30px;height:30px;border-radius:8px;background:var(--surface);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:14px;color:var(--primary);box-shadow:var(--shadow);}
.auth-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;box-shadow:0 20px 50px rgba(27,43,36,.12);padding:32px 30px;width:100%;max-width:400px;flex:0 0 auto;}
.auth-form{display:none;flex-direction:column;}
.auth-form.active{display:flex;}
.auth-error{color:var(--danger);font-size:12.5px;min-height:16px;margin:-6px 0 10px;}
@media (max-width: 900px){
  .auth-wrap{gap:32px;padding:32px 20px;}
  .auth-pitch-title{font-size:24px;}
}

/* ---------- Shell ---------- */
#shell{display:flex;min-height:100%;}
#sidebar{
  width:236px; flex-shrink:0; background:var(--primary-dark); color:#EFF5F2;
  overflow-y:auto;
  display:flex; flex-direction:column; position:sticky; top:0; height:100vh; padding-top:18px;
}
.brand{padding:0 20px 18px; display:flex; align-items:center; gap:10px;}
.brand-mark{width:32px;height:32px;border-radius:8px;background:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:700;font-family:'Space Grotesk';color:#221407;flex-shrink:0;}
.brand-name{font-family:'Space Grotesk';font-weight:600;font-size:16.5px;letter-spacing:.2px;}
.brand-sub{font-size:11px;color:#AFCBC0;margin-top:1px;}

.nav-group{padding:10px 12px 4px;}
.nav-label{font-size:11px;color:#7FA79A;padding:8px 10px 4px;font-weight:500;}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;cursor:pointer;color:#D9E8E2;font-size:13.6px;margin-bottom:1px;}
.nav-item:hover{background:rgba(255,255,255,.06);}
.nav-item.active{background:rgba(255,255,255,.12);color:#fff;font-weight:500;}
.nav-item .ic{width:18px;text-align:center;flex-shrink:0;opacity:.9;}
.nav-badge{margin-left:auto;background:var(--danger);color:#fff;font-size:10.5px;padding:1px 6px;border-radius:20px;font-weight:600;}
.sidebar-foot{margin-top:auto;padding:14px 20px 16px;font-size:11px;color:#7FA79A;border-top:1px solid rgba(255,255,255,.08);cursor:pointer;}

#main{flex:1;min-width:0;display:flex;flex-direction:column;}
#topbar{position:sticky;top:0;z-index:20;background:var(--surface);border-bottom:1px solid var(--border);padding:12px 24px;display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
#topbar h1{font-size:18px;margin:0;font-weight:600;flex-shrink:0;}
.topbar-spacer{flex:1;}
.select{appearance:none;background:var(--surface-alt);border:1px solid var(--border);border-radius:8px;padding:7px 30px 7px 12px;font-size:13px;color:var(--ink);font-family:inherit;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%235C6B63' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;}
.icon-btn{border:1px solid var(--border);background:var(--surface-alt);border-radius:8px;width:34px;height:34px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--ink-soft);font-size:15px;}
#menu-toggle{display:none;}

#content{padding:22px 24px 60px;max-width:1180px;width:100%;}

.btn{display:inline-flex;align-items:center;gap:7px;border:none;border-radius:8px;padding:9px 15px;font-size:13.4px;font-weight:500;cursor:pointer;font-family:inherit;white-space:nowrap;}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);}
.btn-accent{background:var(--accent);color:#221407;}
.btn-ghost{background:transparent;color:var(--ink-soft);border:1px solid var(--border);}
.btn-ghost:hover{background:var(--surface-alt);}
.btn-sm{padding:6px 10px;font-size:12.4px;border-radius:7px;}
.btn:disabled{opacity:.5;cursor:not-allowed;}

.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;margin-bottom:20px;}
.kpi{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);}
.kpi-label{font-size:12px;color:var(--ink-soft);margin-bottom:6px;}
.kpi-value{font-family:'Space Grotesk';font-size:23px;font-weight:600;letter-spacing:-.3px;}
.kpi-sub{font-size:11.5px;color:var(--ink-faint);margin-top:4px;}
.kpi.warn .kpi-value{color:var(--danger);}
.kpi.good .kpi-value{color:var(--ok);}

.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:18px;}
.card-head{display:flex;align-items:center;gap:10px;padding:15px 18px;border-bottom:1px solid var(--border);flex-wrap:wrap;}
.card-head h2{font-size:15px;margin:0;font-weight:600;}
.card-head .sub{font-size:12px;color:var(--ink-soft);}
.card-body{padding:16px 18px;}
.card-body.pad0{padding:0;}

.table-wrap{overflow-x:auto;}
table{width:100%;border-collapse:collapse;font-size:13.2px;}
th{text-align:left;color:var(--ink-soft);font-weight:500;font-size:11.6px;padding:10px 14px;border-bottom:1px solid var(--border);white-space:nowrap;}
td{padding:11px 14px;border-bottom:1px solid var(--border);vertical-align:middle;}
tr:last-child td{border-bottom:none;}
tbody tr:hover{background:var(--surface-alt);}
td.num,th.num{text-align:right;font-family:'Space Grotesk';}
.empty-row td{text-align:center;padding:34px 14px;color:var(--ink-faint);}

.badge{display:inline-flex;align-items:center;gap:4px;font-size:11px;padding:3px 9px;border-radius:20px;font-weight:500;}
.badge-ok{background:var(--ok-tint);color:var(--ok);}
.badge-warn{background:var(--accent-tint);color:var(--accent);}
.badge-danger{background:var(--danger-tint);color:var(--danger);}
.badge-mute{background:var(--surface-alt);color:var(--ink-soft);border:1px solid var(--border);}

.pill-actions{display:flex;gap:6px;flex-wrap:wrap;}
.link-btn{background:none;border:none;color:var(--primary);cursor:pointer;font-size:12.6px;font-weight:500;padding:4px 2px;font-family:inherit;}
.link-btn.danger{color:var(--danger);}

.field{margin-bottom:14px;}
.field label{display:block;font-size:12.4px;font-weight:500;color:var(--ink-soft);margin-bottom:5px;}
.field input,.field select,.field textarea{width:100%;padding:9px 11px;border:1px solid var(--border);border-radius:8px;font-size:13.6px;font-family:inherit;background:var(--surface);color:var(--ink);}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--primary);outline-offset:0;border-color:var(--primary);}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.field small.hint{display:block;margin-top:4px;color:var(--ink-faint);font-size:11.5px;}

#modal-overlay{position:fixed;inset:0;background:rgba(20,28,24,.45);display:none;align-items:flex-start;justify-content:center;z-index:100;padding:5vh 16px 40px;overflow-y:auto;}
#modal-overlay.open{display:flex;}
.modal{background:var(--surface);border-radius:14px;width:100%;max-width:560px;box-shadow:0 20px 50px rgba(0,0,0,.25);}
.modal.wide{max-width:760px;}
.modal-head{display:flex;align-items:center;padding:18px 20px;border-bottom:1px solid var(--border);}
.modal-head h3{margin:0;font-size:16.5px;font-weight:600;flex:1;}
.modal-close{background:none;border:none;font-size:19px;cursor:pointer;color:var(--ink-soft);padding:4px 6px;}
.modal-body{padding:20px;max-height:70vh;overflow-y:auto;}
.modal-foot{display:flex;justify-content:flex-end;gap:8px;padding:14px 20px;border-top:1px solid var(--border);}

#toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:10px 18px;border-radius:9px;font-size:13px;z-index:200;opacity:0;pointer-events:none;transition:opacity .2s, transform .2s;box-shadow:0 8px 24px rgba(0,0,0,.25);}
#toast.show{opacity:1;transform:translateX(-50%) translateY(-4px);}

.empty-state{text-align:center;padding:50px 20px;color:var(--ink-soft);}
.empty-state .ic{font-size:30px;margin-bottom:10px;}
.empty-state h3{margin:0 0 6px;font-size:15px;color:var(--ink);}
.empty-state p{margin:0 0 16px;font-size:13px;}

.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px;}
.tab-chip{padding:6px 13px;border-radius:20px;border:1px solid var(--border);background:var(--surface);font-size:12.6px;cursor:pointer;color:var(--ink-soft);}
.tab-chip.active{background:var(--primary);border-color:var(--primary);color:#fff;}

.line-item-row{display:grid;grid-template-columns:1fr 70px 100px 32px;gap:8px;align-items:center;margin-bottom:8px;}
.cart-total{display:flex;justify-content:space-between;font-family:'Space Grotesk';font-size:16px;font-weight:600;padding-top:10px;border-top:1px dashed var(--border);margin-top:6px;}
.chart-box{position:relative;height:230px;}

@media (max-width:840px){
  #sidebar{position:fixed;left:0;top:0;bottom:0;z-index:60;transform:translateX(-100%);transition:transform .2s ease;}
  #sidebar.open{transform:translateX(0);box-shadow:0 0 40px rgba(0,0,0,.35);}
  #menu-toggle{display:flex;}
  #content{padding:16px 14px 50px;}
  #topbar{padding-left:14px;padding-right:14px;}
  .field-row{grid-template-columns:1fr;}
  #sidebar-scrim{display:none;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:55;}
  #sidebar-scrim.show{display:block;}
}

/* ---------- Footer (site public / admin) ---------- */
.site-footer{
  text-align:center;font-size:12px;color:var(--ink-faint);
  padding:22px 16px calc(22px + env(safe-area-inset-bottom,0px));
}
.site-footer a{color:var(--ink-soft);text-decoration:underline;}
.auth-wrap{padding-bottom:0;}
.auth-page{display:flex;flex-direction:column;min-height:100vh;}
.auth-page .auth-wrap{flex:1;min-height:0;}

/* ---------- Page légale (confidentialité) ---------- */
.legal-page{max-width:760px;margin:0 auto;padding:48px 24px 30px;}
.legal-page h1{font-size:26px;margin-bottom:6px;}
.legal-page .legal-updated{color:var(--ink-faint);font-size:12.5px;margin-bottom:28px;}
.legal-page h2{font-size:16px;margin:28px 0 8px;font-weight:600;}
.legal-page p, .legal-page li{color:var(--ink-soft);font-size:13.8px;line-height:1.7;}
.legal-page ul{padding-left:20px;}
.legal-disclaimer{background:var(--accent-tint);border:1px solid var(--accent);color:var(--ink);border-radius:10px;padding:14px 16px;font-size:12.8px;margin-bottom:26px;}
.legal-back{display:inline-block;margin-bottom:18px;font-size:13px;color:var(--primary);}

/* ---------- Aide / guide utilisateur ---------- */
.help-section{margin-bottom:22px;}
.help-section h3{font-size:14.5px;margin:0 0 8px;display:flex;align-items:center;gap:8px;}
.help-section h3 .ic{width:26px;height:26px;border-radius:7px;background:var(--primary-tint);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:13px;}
.help-section p, .help-section li{color:var(--ink-soft);font-size:13.4px;line-height:1.65;}
.help-section ol, .help-section ul{padding-left:20px;margin:6px 0;}

/* ---------- Sélecteur de thème ---------- */
.theme-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:10px;}
.theme-swatch{display:flex;flex-direction:column;align-items:flex-start;gap:6px;padding:12px;border-radius:10px;border:2px solid var(--border);cursor:pointer;font-family:inherit;font-size:12px;font-weight:500;}
.theme-swatch.active{box-shadow:0 0 0 2px var(--primary) inset;}
.theme-dot{display:inline-block;width:14px;height:14px;border-radius:50%;margin-right:4px;border:1px solid rgba(0,0,0,.1);}