:root{
  --blue:#1478c4; --blue-d:#0e5a96; --blue-l:#e7f1fb;
  --green:#2fa84f; --green-d:#1a7a4f; --green-l:#e8f6ec;
  --gold:#b08a2e;
  --ink:#1b2733; --muted:#64748b; --line:#e4e9ef;
  --bg:#f4f7fa; --surface:#fff; --danger:#d64545; --danger-l:#fdecec;
  --ok:#2fa84f; --warn:#b7791f;
  --radius:14px; --radius-sm:10px;
  --shadow:0 1px 2px rgba(16,42,67,.06),0 6px 20px rgba(16,42,67,.06);
  --shadow-sm:0 1px 2px rgba(16,42,67,.08);
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  --nav-h:60px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--sans);color:var(--ink);background:var(--bg);
  font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased;
}
a{color:var(--blue-d);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{margin:0 0 .4em;line-height:1.25;font-weight:700;letter-spacing:-.01em}
h1{font-size:1.4rem}h2{font-size:1.15rem}h3{font-size:1rem}
p{margin:0 0 .8em}
small{color:var(--muted)}

/* ---------- Layout ---------- */
.app{min-height:100vh;display:flex;flex-direction:column}
.topbar{
  position:sticky;top:0;z-index:40;height:var(--nav-h);
  background:var(--surface);border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:12px;padding:0 16px;
}
.topbar .brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--blue-d)}
.topbar .brand img{height:28px;display:block}
.topbar .spacer{flex:1}
.topbar .who{display:flex;align-items:center;gap:10px;font-size:.85rem;color:var(--muted)}
.topbar .who .avatar{
  width:32px;height:32px;border-radius:50%;background:var(--blue);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:.8rem
}
.shell{flex:1;display:flex;width:100%;max-width:1200px;margin:0 auto}
.sidebar{
  width:230px;flex:none;padding:18px 12px;border-right:1px solid var(--line);
  background:var(--surface);
}
.sidebar .navlink{
  display:flex;align-items:center;gap:11px;padding:11px 13px;border-radius:var(--radius-sm);
  color:var(--ink);font-weight:600;font-size:.92rem;margin-bottom:3px;
}
.sidebar .navlink:hover{background:var(--bg);text-decoration:none}
.sidebar .navlink.active{background:var(--blue-l);color:var(--blue-d)}
.sidebar .navlink svg{width:19px;height:19px;flex:none;stroke:currentColor}
.sidebar .navgroup{font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;
  color:var(--muted);padding:14px 13px 6px;font-weight:700}
.content{flex:1;min-width:0;padding:22px}
.page-head{display:flex;align-items:flex-start;gap:14px;flex-wrap:wrap;margin-bottom:18px}
.page-head .grow{flex:1;min-width:200px}
.page-head p{color:var(--muted);margin:0}

/* bottom nav (mobile) */
.bottomnav{display:none}

/* ---------- Cards / grid ---------- */
.grid{display:grid;gap:14px}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);padding:18px}
.card h3{margin-top:0}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 18px;box-shadow:var(--shadow-sm)}
.stat .label{color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;font-weight:600}
.stat .value{font-size:1.9rem;font-weight:800;line-height:1.1;margin-top:6px}
.stat .value.blue{color:var(--blue-d)}.stat .value.green{color:var(--green-d)}
.stat .sub{color:var(--muted);font-size:.8rem;margin-top:3px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 18px;border-radius:var(--radius-sm);border:1px solid transparent;
  font-family:inherit;font-weight:600;font-size:.92rem;cursor:pointer;
  background:var(--surface);color:var(--ink);border-color:var(--line);
  transition:.12s;text-decoration:none;line-height:1;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn:active{transform:none}
.btn svg{width:17px;height:17px;stroke:currentColor;flex:none}
.btn-primary{background:var(--blue);color:#fff;border-color:var(--blue)}
.btn-primary:hover{background:var(--blue-d);border-color:var(--blue-d)}
.btn-green{background:var(--green);color:#fff;border-color:var(--green)}
.btn-green:hover{background:var(--green-d);border-color:var(--green-d)}
.btn-ghost{background:transparent}
.btn-danger{background:var(--danger-l);color:var(--danger);border-color:transparent}
.btn-danger:hover{background:var(--danger);color:#fff}
.btn-sm{padding:7px 12px;font-size:.82rem}
.btn-block{width:100%}
.btn-row{display:flex;gap:10px;flex-wrap:wrap}

/* ---------- Forms ---------- */
.field{margin-bottom:15px}
.field label{display:block;font-weight:600;font-size:.85rem;margin-bottom:6px}
.field .hint{color:var(--muted);font-size:.78rem;margin-top:4px}
.input,select,textarea{
  width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:var(--radius-sm);
  font-family:inherit;font-size:.95rem;background:#fff;color:var(--ink);
}
.input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue);
  box-shadow:0 0 0 3px var(--blue-l)}
textarea{min-height:90px;resize:vertical}
.form-row{display:grid;gap:14px}
.form-row.two{grid-template-columns:1fr 1fr}
.form-row.three{grid-template-columns:1fr 1fr 1fr}
fieldset{border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin:0 0 18px}
fieldset legend{font-weight:700;padding:0 8px;color:var(--blue-d);font-size:.92rem}

/* type chips (radio) */
.type-picker{display:flex;gap:10px;flex-wrap:wrap}
.type-picker label{
  flex:1;min-width:120px;border:1.5px solid var(--line);border-radius:var(--radius-sm);
  padding:14px;text-align:center;cursor:pointer;font-weight:600;background:#fff
}
.type-picker input{display:none}
.type-picker input:checked+span{color:var(--blue-d)}
.type-picker label:has(input:checked){border-color:var(--blue);background:var(--blue-l)}

/* ---------- Tables ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
table{width:100%;border-collapse:collapse;font-size:.9rem}
th,td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
th{font-size:.74rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:700;background:#fafbfc}
tr:last-child td{border-bottom:none}
tbody tr:hover{background:#fafbfc}

/* ---------- Badges ---------- */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:999px;
  font-size:.75rem;font-weight:700;background:var(--bg);color:var(--muted)}
.badge.blue{background:var(--blue-l);color:var(--blue-d)}
.badge.green{background:var(--green-l);color:var(--green-d)}
.badge.gold{background:#f7efd9;color:var(--gold)}
.badge.on{background:var(--green-l);color:var(--green-d)}
.badge.off{background:var(--danger-l);color:var(--danger)}
.badge.dot::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}

/* ---------- Flash ---------- */
.flash{padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:14px;font-weight:600;font-size:.9rem;
  display:flex;align-items:center;gap:9px}
.flash.success{background:var(--green-l);color:var(--green-d)}
.flash.error{background:var(--danger-l);color:var(--danger)}
.flash.info{background:var(--blue-l);color:var(--blue-d)}

/* ---------- Photo manager ---------- */
.photo-tools{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:12px}
.photo-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:10px}
.photo-thumb{position:relative;aspect-ratio:1;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--line);background:#f0f2f5}
.photo-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.photo-thumb .rm{position:absolute;top:4px;right:4px;background:rgba(0,0,0,.6);color:#fff;border:none;
  width:24px;height:24px;border-radius:50%;cursor:pointer;font-size:14px;line-height:1;display:grid;place-items:center}
.owner-block{border:1px dashed var(--line);border-radius:var(--radius-sm);padding:14px;margin-bottom:12px;position:relative}
.owner-block .rm-owner{position:absolute;top:8px;right:8px}

/* ---------- Misc ---------- */
.muted{color:var(--muted)}
.mono{font-family:ui-monospace,'SF Mono',Menlo,monospace;font-weight:700;letter-spacing:.02em}
.empty{text-align:center;padding:48px 20px;color:var(--muted)}
.empty svg{width:44px;height:44px;stroke:var(--line);margin-bottom:10px}
.filters{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end;margin-bottom:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px}
.filters .field{margin:0;min-width:140px;flex:1}
.pagination{display:flex;gap:6px;justify-content:center;margin-top:18px;flex-wrap:wrap}
.pagination a,.pagination span{padding:8px 13px;border-radius:8px;border:1px solid var(--line);background:#fff;font-weight:600;font-size:.85rem}
.pagination .cur{background:var(--blue);color:#fff;border-color:var(--blue)}
.barchart{display:flex;flex-direction:column;gap:8px}
.barchart .row{display:grid;grid-template-columns:130px 1fr 44px;align-items:center;gap:10px;font-size:.85rem}
.barchart .track{background:var(--bg);border-radius:999px;height:10px;overflow:hidden}
.barchart .fill{height:100%;background:var(--blue);border-radius:999px}
.barchart .fill.green{background:var(--green)}
.barchart .fill.gold{background:var(--gold)}
.kv{display:grid;grid-template-columns:auto 1fr;gap:8px 18px;font-size:.92rem}
.kv dt{color:var(--muted);font-weight:600}
.kv dd{margin:0;font-weight:600}

/* ---------- Responsive ---------- */
@media (max-width:860px){
  .sidebar{display:none}
  .content{padding:16px 14px calc(var(--nav-h) + 20px)}
  .grid.cols-4{grid-template-columns:repeat(2,1fr)}
  .grid.cols-3{grid-template-columns:1fr}
  .grid.cols-2{grid-template-columns:1fr}
  .form-row.two,.form-row.three{grid-template-columns:1fr}
  .bottomnav{
    display:flex;position:fixed;bottom:0;left:0;right:0;z-index:50;height:var(--nav-h);
    background:var(--surface);border-top:1px solid var(--line);
    box-shadow:0 -2px 12px rgba(16,42,67,.06)
  }
  .bottomnav a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    color:var(--muted);font-size:.66rem;font-weight:600;text-decoration:none}
  .bottomnav a.active{color:var(--blue-d)}
  .bottomnav a svg{width:22px;height:22px;stroke:currentColor}
  .topbar .who .name{display:none}
  h1{font-size:1.2rem}
}

/* ---------- Line chart (courbes) ---------- */
.linechart{width:100%;height:auto;display:block;overflow:visible}
.chart-legend{display:flex;gap:18px;flex-wrap:wrap;justify-content:center;margin-top:10px}
.chart-legend .li{display:inline-flex;align-items:center;gap:7px;font-size:.82rem;font-weight:600;color:var(--muted)}
.chart-legend .li i{width:14px;height:4px;border-radius:2px;display:inline-block}

/* ---------- Mobile menu (topbar) ---------- */
.menu-btn{display:none;background:none;border:none;cursor:pointer;padding:6px;border-radius:8px}
.menu-btn svg{width:24px;height:24px;stroke:var(--ink)}
.mobile-menu{display:none}
@media (max-width:860px){
  .menu-btn{display:inline-grid;place-items:center}
  .mobile-menu{position:fixed;inset:var(--nav-h) 0 auto 0;z-index:45;background:#fff;
    border-bottom:1px solid var(--line);box-shadow:var(--shadow);padding:8px;
    transform:translateY(-120%);transition:transform .22s ease;visibility:hidden}
  .mobile-menu.open{transform:translateY(0);visibility:visible}
  .mobile-menu a{display:flex;align-items:center;gap:12px;padding:13px 14px;border-radius:10px;
    color:var(--ink);font-weight:600;text-decoration:none}
  .mobile-menu a:hover,.mobile-menu a.active{background:var(--blue-l);color:var(--blue-d)}
  .mobile-menu a svg{width:20px;height:20px;stroke:currentColor;flex:none}
}

/* ---------- Guide ---------- */
.guide-step{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--line)}
.guide-step:last-child{border-bottom:none}
.guide-step .num{flex:none;width:34px;height:34px;border-radius:50%;background:var(--blue-l);color:var(--blue-d);
  display:grid;place-items:center;font-weight:800}
.guide-step h4{margin:0 0 4px;font-size:1rem}
.guide-step p{margin:0;color:var(--muted);font-size:.9rem}
.callout{background:var(--green-l);border-left:4px solid var(--green);border-radius:8px;padding:12px 14px;font-size:.9rem;margin:14px 0}
.callout.blue{background:var(--blue-l);border-left-color:var(--blue)}
.callout.gold{background:#f7efd9;border-left-color:var(--gold)}