:root {
  --bg: #0f1b2d;
  --bg-2: #13233a;
  --panel: #16273f;
  --panel-2: #1b3050;
  --border: #24405f;
  --text: #e8eef7;
  --muted: #8ca3c0;
  --blue: #2e75b6;
  --blue-l: #5aa0e8;
  --green: #34c77b;
  --amber: #e0a53b;
  --red: #e0574b;
  --radius: 12px;
}
* { box-sizing: border-box; }
body {
  margin: 0; font-family: system-ui, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg); color: var(--text); font-size: 14px;
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
a { cursor: pointer; text-decoration: none; color: inherit; }

/* ---------- LOGIN ---------- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: radial-gradient(1200px 600px at 50% -10%, #1c3453 0%, var(--bg) 60%); }
.login-box { background: var(--panel); border: 1px solid var(--border); border-radius: 16px;
  padding: 40px 44px; width: 380px; display: flex; flex-direction: column; gap: 6px; text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,.4); }
.login-box h1 { margin: 8px 0 0; font-size: 26px; }
.login-box label { text-align: left; display: flex; flex-direction: column; gap: 6px; margin-top: 14px;
  font-size: 13px; color: var(--muted); }
.login-box input { margin-top: 2px; }
.login-box .btn { margin-top: 20px; }

.logo-badge { width: 56px; height: 56px; border-radius: 14px; background: linear-gradient(135deg, var(--blue-l), var(--blue));
  color: #fff; font-weight: 800; font-size: 28px; display: flex; align-items: center; justify-content: center;
  margin: 0 auto; }
.logo-badge.sm { width: 38px; height: 38px; font-size: 20px; border-radius: 10px; margin: 0; }

/* ---------- APP LAYOUT ---------- */
.app { display: flex; min-height: 100vh; }
.sidebar { width: 240px; background: var(--bg-2); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; padding: 18px 14px; position: sticky; top: 0; height: 100vh; }
.brand { display: flex; align-items: center; gap: 12px; padding: 4px 8px 18px; }
.brand-title { font-weight: 800; letter-spacing: 1px; }
.brand-sub { font-size: 12px; color: var(--muted); }
nav { display: flex; flex-direction: column; gap: 2px; }
nav a { padding: 10px 12px; border-radius: 8px; color: var(--muted); display: flex; align-items: center; gap: 10px;
  font-weight: 500; }
nav a:hover { background: var(--panel); color: var(--text); }
nav a.active { background: var(--panel-2); color: #fff; }
nav a .ico { width: 18px; text-align: center; opacity: .9; }
.sidebar-foot { margin-top: auto; padding-top: 16px; border-top: 1px solid var(--border); }
.user-box { padding: 6px 8px; font-size: 13px; }
.user-box .u-name { font-weight: 600; }
.user-box .u-mail { color: var(--muted); font-size: 12px; }
.logout { display: block; padding: 8px 10px; color: var(--red); font-size: 13px; }
.logout:hover { background: var(--panel); border-radius: 8px; }

.content { flex: 1; padding: 30px 36px; max-width: 1200px; }

/* ---------- HEADINGS ---------- */
.page-head { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 22px; }
.page-head h2 { margin: 0; font-size: 24px; }
.page-head p { margin: 4px 0 0; color: var(--muted); }

/* ---------- CARDS / GRID ---------- */
.grid { display: grid; gap: 16px; }
.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); }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; }
.stat .num { font-size: 30px; font-weight: 800; }
.stat .lbl { color: var(--muted); margin-top: 2px; font-size: 13px; }
.stat .sub { font-size: 12px; margin-top: 8px; }

/* ---------- TABLE ---------- */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--border); font-size: 13px; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
tr:hover td { background: rgba(255,255,255,.02); }
.table-card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }

/* ---------- BADGES ---------- */
.badge { display: inline-block; padding: 3px 9px; border-radius: 20px; font-size: 11px; font-weight: 600; }
.badge.green { background: rgba(52,199,123,.15); color: var(--green); }
.badge.amber { background: rgba(224,165,59,.15); color: var(--amber); }
.badge.red { background: rgba(224,87,75,.15); color: var(--red); }
.badge.blue { background: rgba(90,160,232,.15); color: var(--blue-l); }
.badge.grey { background: rgba(140,163,192,.15); color: var(--muted); }
.chip { display: inline-block; background: var(--panel-2); border: 1px solid var(--border); border-radius: 20px;
  padding: 2px 9px; font-size: 11px; margin: 0 3px 3px 0; }

/* ---------- FORMS / BUTTONS ---------- */
input, select, textarea { background: var(--bg-2); border: 1px solid var(--border); color: var(--text);
  padding: 9px 11px; border-radius: 8px; font-size: 14px; font-family: inherit; width: 100%; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--blue-l); }
textarea { min-height: 120px; resize: vertical; }
label.field { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); margin-bottom: 14px; }
.row { display: flex; gap: 14px; }
.row > * { flex: 1; }
.checkbox { display: flex; align-items: center; gap: 8px; color: var(--text); }
.checkbox input { width: auto; }

.btn { background: var(--panel-2); border: 1px solid var(--border); color: var(--text); padding: 9px 16px;
  border-radius: 8px; cursor: pointer; font-size: 14px; font-weight: 600; }
.btn:hover { border-color: var(--blue-l); }
.btn.primary { background: linear-gradient(135deg, var(--blue-l), var(--blue)); border: none; color: #fff; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; }
.btn.danger { color: var(--red); }
.btn.sm { padding: 6px 11px; font-size: 12px; }
.btn.block { width: 100%; }
.btn-row { display: flex; gap: 10px; margin-top: 6px; }
.actions { display: flex; gap: 8px; }

.error { color: var(--red); font-size: 13px; min-height: 18px; margin-top: 8px; }

/* ---------- MODAL ---------- */
.modal-bg { position: fixed; inset: 0; background: rgba(6,12,22,.7); display: flex; align-items: center;
  justify-content: center; z-index: 50; padding: 20px; }
.modal { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 26px 28px;
  width: 560px; max-width: 100%; max-height: 90vh; overflow: auto; }
.modal h3 { margin: 0 0 18px; font-size: 19px; }
.modal .modal-foot { display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px; }

/* ---------- TOAST ---------- */
.toast { position: fixed; bottom: 26px; left: 50%; transform: translateX(-50%); background: var(--panel-2);
  border: 1px solid var(--border); padding: 12px 20px; border-radius: 10px; z-index: 100;
  box-shadow: 0 10px 30px rgba(0,0,0,.4); }
.toast.ok { border-color: var(--green); }
.toast.err { border-color: var(--red); }

/* ---------- MISC ---------- */
.section-title { font-size: 13px; text-transform: uppercase; letter-spacing: .5px; color: var(--muted);
  margin: 26px 0 12px; }
.help { font-size: 12px; color: var(--muted); margin-top: -6px; margin-bottom: 14px; }
.pill-toggle { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.pill-toggle button { background: var(--bg-2); border: none; color: var(--muted); padding: 8px 16px; cursor: pointer; }
.pill-toggle button.on { background: var(--blue); color: #fff; }
.empty { text-align: center; color: var(--muted); padding: 40px; }
code.var { background: var(--bg-2); border: 1px solid var(--border); border-radius: 6px; padding: 1px 6px;
  color: var(--blue-l); font-size: 12px; }

@media (max-width: 900px) {
  .grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .grid.cols-3, .grid.cols-2 { grid-template-columns: 1fr; }
  .sidebar { width: 200px; }
}