:root{
  --bg: #f6f7fb;
  --surface: #ffffff;
  --surface-2: #f3f4f6;
  --text: #0f172a;
  --muted: #64748b;
  --border: rgba(15,23,42,.10);
  --brand: #2563eb;
  --brand-2: #1d4ed8;
  --danger: #dc2626;
  --success: #16a34a;
  --shadow: 0 10px 30px rgba(2,6,23,.08);
  --radius: 14px;
  --sidebar-w: 260px;
  --focus: 0 0 0 3px rgba(37,99,235,.25);
  color-scheme: light;
}

html.theme-dark{
  --bg: #0b1220;
  --surface: #111b2e;
  --surface-2: #0f172a;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --border: rgba(148,163,184,.18);
  --brand: #60a5fa;
  --brand-2: #93c5fd;
  --danger: #f87171;
  --success: #4ade80;
  --shadow: 0 12px 40px rgba(0,0,0,.35);
  color-scheme: dark;
}

*{box-sizing:border-box;}

body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background: var(--bg);
  color: var(--text);
}

a{color:inherit;text-decoration:none;}
small{color:var(--muted);}

.app{min-height:100vh;display:flex;}

.sidebar{
  width: var(--sidebar-w);
  background: var(--surface);
  border-right: 1px solid var(--border);
  position: sticky;
  top: 0;
  height: 100vh;
  display:flex;
  flex-direction:column;
  padding:16px 12px;
}

.brand{display:flex;align-items:center;gap:10px;padding:10px 12px;margin-bottom:8px;}
.brand img{width:34px;height:34px;border-radius:10px;object-fit:contain;background:var(--surface-2);padding:5px;border:1px solid var(--border);}
.brand .title{font-weight:900;line-height:1;}
.brand .sub{font-size:12px;color:var(--muted);margin-top:2px;}

.nav{margin-top:10px;display:flex;flex-direction:column;gap:6px;}
.nav a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;color:var(--text);border:1px solid transparent;}
.nav a:hover{background:var(--surface-2);}
.nav a.active{background:rgba(37,99,235,.10);border-color:rgba(37,99,235,.20);}
html.theme-dark .nav a.active{background:rgba(96,165,250,.14);border-color:rgba(96,165,250,.25);}

.nav .icon{width:18px;height:18px;display:inline-flex;align-items:center;justify-content:center;color:var(--muted);}
.nav a.active .icon{color:var(--brand);}

.sidebar .spacer{flex:1;}
.sidebar .footer{padding:10px 12px;color:var(--muted);font-size:12px;display:flex;flex-direction:column;gap:8px;}

.pill{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--surface-2);border:1px solid var(--border);padding:10px 12px;border-radius:14px;}
.pill strong{color:var(--text);font-size:13px;font-weight:800;}
.pill span{font-size:12px;color:var(--muted);}

.main{flex:1;min-width:0;display:flex;flex-direction:column;}

.topbar{
  position: sticky;
  top: 0;
  z-index: 10;
  background: linear-gradient(to bottom, var(--bg), rgba(0,0,0,0));
  backdrop-filter: saturate(150%) blur(10px);
  padding: 14px 18px;
}

.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;max-width:1100px;margin:0 auto;}

.page-title{font-size:18px;font-weight:900;margin:0;}
.actions{display:flex;align-items:center;gap:10px;}

.btn{
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 12px;
  cursor: pointer;
  font-weight: 800;
  font-size: 13px;
}
.btn:hover{filter:brightness(.98);}
html.theme-dark .btn:hover{filter:brightness(1.05);}
.btn:focus{outline:none;box-shadow:var(--focus);}
.btn.primary{background:var(--brand);border-color:rgba(37,99,235,.40);color:#fff;}
html.theme-dark .btn.primary{background:#3b82f6;border-color:rgba(59,130,246,.45);}
.btn.danger{background:rgba(220,38,38,.12);border-color:rgba(220,38,38,.35);color:var(--danger);}
.btn.link{background:transparent;border-color:transparent;color:var(--brand);padding:10px;}
.btn.icon{padding:10px;width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;}

.content{max-width:1100px;margin:0 auto;padding:18px;width:100%;}

.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);}
.card.pad{padding:18px;}

.grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:14px;}
.col-6{grid-column:span 6;}
.col-12{grid-column:span 12;}

@media (max-width: 900px){
  .col-6{grid-column:span 12;}
  .sidebar{position:fixed;left:0;top:0;transform:translateX(-105%);transition:transform .18s ease;z-index:50;}
  html.sidebar-open .sidebar{transform:translateX(0);}
  .sidebar-backdrop{display:none;}
  html.sidebar-open .sidebar-backdrop{display:block;}
  .sidebar-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:40;}
}

.form-row{display:flex;flex-direction:column;gap:6px;margin-bottom:12px;}
label{font-weight:800;font-size:13px;}
input,select,textarea{
  width:100%;
  padding:11px 12px;
  border-radius:12px;
  border:1px solid var(--border);
  background:var(--surface);
  color:var(--text);
  font-size:14px;
}
textarea{min-height:100px;resize:vertical;}
input:focus,select:focus,textarea:focus{outline:none;box-shadow:var(--focus);border-color:rgba(37,99,235,.35);}

.table{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;}
.table th,.table td{padding:10px 12px;border-bottom:1px solid var(--border);text-align:left;font-size:14px;}
.table th{color:var(--muted);font-weight:900;font-size:12px;text-transform:uppercase;letter-spacing:.04em;}
.table tr:hover td{background:var(--surface-2);}
.table .row-actions{display:flex;gap:8px;align-items:center;}

.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;border:1px solid var(--border);background:var(--surface-2);color:var(--muted);font-size:12px;font-weight:800;}

.alert{border-radius:14px;padding:12px 14px;border:1px solid var(--border);background:var(--surface);margin-bottom:12px;}
.alert.success{border-color:rgba(22,163,74,.35);background:rgba(22,163,74,.10);}
.alert.error{border-color:rgba(220,38,38,.35);background:rgba(220,38,38,.10);}
.alert.info{border-color:rgba(37,99,235,.35);background:rgba(37,99,235,.10);}

.kbd{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;padding:2px 6px;border-radius:8px;border:1px solid var(--border);background:var(--surface-2);color:var(--muted);}

.auth{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;}
.auth-card{width:100%;max-width:420px;}
.auth-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;}
.auth-brand{display:flex;align-items:center;gap:10px;}
.auth-brand img{width:40px;height:40px;border-radius:12px;border:1px solid var(--border);background:var(--surface-2);padding:6px;}
.auth-brand .t{font-weight:900;}
.auth-brand .s{font-size:12px;color:var(--muted);}
.muted{color:var(--muted);}