:root{
  --bg:#0f1419;
  --surface:#ffffff;
  --surface-2:#f5f7f9;
  --border:#e3e8ee;
  --text:#1d2734;
  --muted:#69788c;
  --primary:#0e7c66;
  --primary-d:#0a5f4e;
  --primary-l:#e6f4f0;
  --accent:#e07b39;
  --danger:#c0392b;
  --danger-l:#fce8e6;
  --warn:#b7791f;
  --warn-l:#fdf3e0;
  --info:#2c6fbb;
  --info-l:#e8f1fb;
  --success:#1f8a4c;
  --success-l:#e7f6ed;
  --radius:10px;
  --shadow:0 1px 3px rgba(16,24,40,.08),0 1px 2px rgba(16,24,40,.06);
  --shadow-lg:0 10px 30px rgba(16,24,40,.12);
  --sidebar-w:248px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--font);background:var(--surface-2);color:var(--text);font-size:14.5px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}

/* ---------- Layout ---------- */
.app{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-w);background:#10241f;color:#cfe3dd;position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;z-index:30}
.sidebar .brand{padding:20px 22px;font-weight:700;font-size:16px;color:#fff;display:flex;align-items:center;gap:10px;border-bottom:1px solid rgba(255,255,255,.08)}
.sidebar .brand .logo{width:30px;height:30px;background:var(--primary);border-radius:8px;display:grid;place-items:center;color:#fff;font-weight:800}
.sidebar nav{padding:12px 10px;flex:1;overflow-y:auto}
.sidebar .nav-label{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#6f8b83;padding:14px 14px 6px}
.sidebar a.item{display:flex;align-items:center;gap:11px;padding:10px 14px;border-radius:8px;color:#cfe3dd;font-weight:500;margin-bottom:2px}
.sidebar a.item:hover{background:rgba(255,255,255,.06);text-decoration:none;color:#fff}
.sidebar a.item.active{background:var(--primary);color:#fff}
.sidebar a.item .ic{width:18px;text-align:center;opacity:.9}
.sidebar .foot{padding:14px 18px;border-top:1px solid rgba(255,255,255,.08);font-size:12px;color:#7a978f}

.main{flex:1;margin-left:var(--sidebar-w);display:flex;flex-direction:column;min-width:0}
.topbar{height:60px;background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:20}
.topbar h1{font-size:17px;font-weight:650}
.topbar .user{display:flex;align-items:center;gap:12px;font-size:13px}
.topbar .avatar{width:34px;height:34px;border-radius:50%;background:var(--primary-l);color:var(--primary-d);display:grid;place-items:center;font-weight:700}
.content{padding:24px;max-width:1180px;width:100%}

/* ---------- Cards ---------- */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
.card .card-head{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.card .card-head h2{font-size:15px;font-weight:650}
.card .card-body{padding:20px}
.grid{display:grid;gap:18px}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:900px){.grid.cols-4,.grid.cols-3,.grid.cols-2{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.grid.cols-4,.grid.cols-3,.grid.cols-2{grid-template-columns:1fr}}

.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow)}
.stat .label{color:var(--muted);font-size:12.5px;font-weight:500;text-transform:uppercase;letter-spacing:.04em}
.stat .value{font-size:28px;font-weight:700;margin-top:6px}
.stat .meta{font-size:12px;color:var(--muted);margin-top:4px}
.stat.accent{border-top:3px solid var(--primary)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:8px;border:1px solid transparent;font-weight:600;font-size:13.5px;cursor:pointer;background:var(--surface-2);color:var(--text);transition:.12s;text-decoration:none}
.btn:hover{text-decoration:none;filter:brightness(.98)}
.btn.primary{background:var(--primary);color:#fff}
.btn.primary:hover{background:var(--primary-d)}
.btn.danger{background:var(--danger);color:#fff}
.btn.ghost{background:transparent;border-color:var(--border)}
.btn.sm{padding:6px 11px;font-size:12.5px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ---------- Forms ---------- */
.form-group,.field{margin-bottom:16px}
.form-group label,.field label{display:block;font-weight:600;font-size:13px;margin-bottom:6px}
.form-group .hint,.field .hint,.hint{font-size:12px;color:var(--muted);margin-top:5px}
.grid.cols-5{grid-template-columns:repeat(5,1fr)}
@media(max-width:900px){.grid.cols-5{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.grid.cols-5{grid-template-columns:1fr}}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=date],select,textarea{
  width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-family:inherit;background:var(--surface);color:var(--text)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-l)}
.row{display:flex;gap:14px;flex-wrap:wrap}
.row>*{flex:1;min-width:180px}
.check{display:flex;align-items:center;gap:8px}
.check input{width:auto}

/* ---------- Table ---------- */
table{width:100%;border-collapse:collapse;font-size:13.5px}
th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--border);vertical-align:middle}
th{font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:650;background:var(--surface-2)}
tr:hover td{background:#fafcfb}
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border)}

/* ---------- Badges ---------- */
.badge{display:inline-block;padding:3px 9px;border-radius:20px;font-size:11.5px;font-weight:650}
.badge.info{background:var(--info-l);color:var(--info)}
.badge.success{background:var(--success-l);color:var(--success)}
.badge.warning{background:var(--warn-l);color:var(--warn)}
.badge.error{background:var(--danger-l);color:var(--danger)}
.badge.role-admin{background:#ede7fb;color:#6b3fd4}
.badge.role-user{background:var(--surface-2);color:var(--muted)}
.badge.on{background:var(--success-l);color:var(--success)}
.badge.off{background:var(--danger-l);color:var(--danger)}
.badge.applied{background:var(--success-l);color:var(--success)}
.badge.rolled_back{background:var(--surface-2);color:var(--muted)}

/* ---------- Flash ---------- */
.flash{padding:12px 16px;border-radius:8px;margin-bottom:14px;font-size:13.5px;font-weight:500;display:flex;gap:9px;align-items:flex-start}
.flash.success{background:var(--success-l);color:var(--success);border:1px solid #b9e6c9}
.flash.error{background:var(--danger-l);color:var(--danger);border:1px solid #f3c4be}

/* ---------- Dropzone ---------- */
.dropzone{border:2px dashed var(--border);border-radius:var(--radius);padding:34px;text-align:center;background:var(--surface-2);cursor:pointer;transition:.15s}
.dropzone:hover,.dropzone.drag{border-color:var(--primary);background:var(--primary-l)}
.dropzone .big{font-size:32px;margin-bottom:8px}
.dropzone .sub{color:var(--muted);font-size:13px;margin-top:4px}
.filelist{list-style:none;margin-top:14px}
.filelist li{display:flex;align-items:center;gap:10px;padding:10px 12px;background:var(--surface);border:1px solid var(--border);border-radius:8px;margin-bottom:8px;cursor:move}
.filelist li .grip{color:var(--muted);cursor:grab}
.filelist li .fname{flex:1;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.filelist li .fsize{color:var(--muted);font-size:12px}
.filelist li .rm{color:var(--danger);cursor:pointer;font-weight:700;padding:2px 8px}

/* ---------- Misc ---------- */
.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;gap:12px;flex-wrap:wrap}
.page-head .sub{color:var(--muted);font-size:13px;margin-top:3px}
.empty{text-align:center;padding:40px;color:var(--muted)}
.code{font-family:'SF Mono',Menlo,Consolas,monospace;font-size:12.5px;background:var(--surface-2);padding:2px 6px;border-radius:5px}
.logbox{background:#0e1a17;color:#bfe3d7;font-family:'SF Mono',Menlo,Consolas,monospace;font-size:12.5px;padding:16px;border-radius:8px;max-height:460px;overflow:auto;white-space:pre-wrap;line-height:1.7}
.pagination{display:flex;gap:6px;margin-top:16px;flex-wrap:wrap}
.pagination a,.pagination span{padding:7px 12px;border:1px solid var(--border);border-radius:7px;font-size:13px}
.pagination .cur{background:var(--primary);color:#fff;border-color:var(--primary)}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end;margin-bottom:16px}
.toolbar .form-group{margin-bottom:0}
.divider{height:1px;background:var(--border);margin:18px 0}
.kvtable td:first-child{font-weight:600;width:200px;color:var(--muted)}

/* ---------- Auth ---------- */
.auth-wrap{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#0e2620,#10241f)}
.auth-card{background:var(--surface);border-radius:14px;box-shadow:var(--shadow-lg);width:380px;max-width:92vw;padding:36px 32px}
.auth-card .logo{width:52px;height:52px;background:var(--primary);border-radius:12px;display:grid;place-items:center;color:#fff;font-weight:800;font-size:22px;margin:0 auto 16px}
.auth-card h1{text-align:center;font-size:20px;margin-bottom:4px}
.auth-card .tag{text-align:center;color:var(--muted);font-size:13px;margin-bottom:24px}