:root{
  --color-primary:#A6192E;
  --color-primary-dark:#7D0F20;
  --color-primary-light:#F4E3E6;
  --color-ink:#1C1C1E;
  --color-muted:#6B7280;
  --color-border:#E5D9DA;
  --color-surface:#FFFFFF;
  --color-bg:#FBF7F7;
  --color-success:#1B7A43;
  --color-success-bg:#E8F5EC;
  --color-warning:#8A6100;
  --color-warning-bg:#FFF3D6;
  --color-danger:#C0392B;
  --color-danger-bg:#FBEAE8;
  --radius-card:14px;
  --radius-input:8px;
  --shadow-card:0 8px 30px rgba(28,28,30,0.06);
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
*{box-sizing:border-box}
body{margin:0;font-family:var(--font-body);background:var(--color-bg);color:var(--color-ink)}

/* Login page */
.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
.login-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);box-shadow:var(--shadow-card);padding:36px;max-width:380px;width:100%}
.login-card .brand-mark{width:44px;height:44px;border-radius:10px;background:var(--color-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:19px;margin-bottom:16px}
.login-card h1{font-size:20px;margin:0 0 6px}
.login-card p.sub{color:var(--color-muted);font-size:13px;margin:0 0 22px}
.login-card .field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.login-card label{font-size:13px;font-weight:650}
.login-card input{padding:11px 12px;border:1px solid var(--color-border);border-radius:var(--radius-input);font:inherit}
.login-error{display:none;background:var(--color-danger-bg);color:var(--color-danger);border-radius:var(--radius-input);padding:11px;font-size:13px;margin-bottom:14px}
.login-error.visible{display:block}
.btn{border:0;border-radius:10px;padding:12px 20px;font-weight:700;font-size:14px;cursor:pointer}
.btn-primary{background:var(--color-primary);color:#fff;width:100%}
.btn-primary:hover{background:var(--color-primary-dark)}
.btn-primary:disabled{opacity:.6;cursor:not-allowed}
.btn-secondary{background:var(--color-primary-light);color:var(--color-primary-dark)}
.btn-danger{background:var(--color-danger-bg);color:var(--color-danger)}

/* Dashboard shell */
.app-header{height:64px;background:var(--color-surface);border-bottom:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:10}
.app-header .brand{display:flex;align-items:center;gap:10px;font-weight:800}
.app-header .brand-mark{width:34px;height:34px;border-radius:9px;background:var(--color-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800}
.app-header .who{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--color-muted)}

.app-layout{display:flex;min-height:calc(100vh - 64px)}
.app-sidebar{width:220px;background:var(--color-surface);border-right:1px solid var(--color-border);padding:16px 10px}
.nav-item{display:block;padding:11px 14px;border-radius:9px;font-size:14px;font-weight:600;color:var(--color-ink);cursor:pointer;margin-bottom:3px;text-decoration:none}
.nav-item.active,.nav-item:hover{background:var(--color-primary-light);color:var(--color-primary-dark)}
.app-main{flex:1;padding:26px;max-width:1200px}

.view{display:none}
.view.active{display:block}
.view-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:10px}
.view-title h1{margin:0;font-size:24px}
.view-title .muted{color:var(--color-muted);font-size:13px}

.stat-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:22px}
.stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);padding:18px;box-shadow:var(--shadow-card)}
.stat-card .label{font-size:12px;color:var(--color-muted);font-weight:650;text-transform:uppercase;letter-spacing:.03em}
.stat-card .value{font-size:28px;font-weight:800;margin-top:6px}

.panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);box-shadow:var(--shadow-card);padding:20px}
.panel h2{margin:0 0 14px;font-size:16px}

.badge{display:inline-block;padding:4px 10px;border-radius:999px;font-size:11px;font-weight:700}
.badge-neutral{background:#EEF0F3;color:var(--color-muted)}
.badge-amber{background:var(--color-warning-bg);color:var(--color-warning)}
.badge-green{background:var(--color-success-bg);color:var(--color-success)}
.badge-red{background:var(--color-danger-bg);color:var(--color-danger)}

table.data-table{width:100%;border-collapse:collapse;font-size:13px}
table.data-table th,table.data-table td{text-align:left;padding:11px 8px;border-bottom:1px solid var(--color-border)}
table.data-table th{color:var(--color-muted);font-weight:650;font-size:12px;text-transform:uppercase;cursor:pointer;user-select:none}
table.data-table tbody tr:hover{background:var(--color-primary-light)}

.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.toolbar input,.toolbar select{padding:10px 12px;border:1px solid var(--color-border);border-radius:var(--radius-input);font:inherit}
.toolbar input[type=search]{flex:1;min-width:200px}

.pagination{display:flex;gap:8px;justify-content:flex-end;margin-top:14px;align-items:center;font-size:13px}
.pagination button{border:1px solid var(--color-border);background:#fff;border-radius:8px;padding:7px 12px;cursor:pointer}
.pagination button:disabled{opacity:.4;cursor:not-allowed}

.field-grid-2col{display:grid;grid-template-columns:1fr 1fr;gap:14px;font-size:13px}
@media(max-width:700px){.field-grid-2col{grid-template-columns:1fr}}

@media(max-width:900px){
  .app-sidebar{width:64px}
  .app-sidebar .nav-item span.label{display:none}
  .stat-cards{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){.stat-cards{grid-template-columns:1fr}}