:root {
  --bg: #0a1020;
  --bg-2: #0e1730;
  --panel: #121d38;
  --panel-2: #16223f;
  --border: #21314f;
  --border-soft: #1a2742;
  --text: #e8eefb;
  --text-2: #9fb2d4;
  --text-3: #6f83a6;
  --primary: #2f7bff;
  --primary-2: #21d4fd;
  --accent: #7c5cff;
  --ok: #2fd17a;
  --warn: #ffb020;
  --danger: #ff5c6c;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
  --radius: 14px;
  --radius-sm: 9px;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: radial-gradient(1200px 600px at 80% -10%, #13224a 0%, var(--bg) 55%) fixed;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
.boot { padding: 80px; text-align: center; color: var(--text-3); }

/* ===== Layout ===== */
.app-shell { display: grid; grid-template-columns: 232px 1fr; min-height: 100vh; }
.sidebar {
  background: linear-gradient(180deg, var(--bg-2), var(--bg));
  border-right: 1px solid var(--border-soft);
  padding: 18px 12px;
  display: flex; flex-direction: column; gap: 4px;
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 6px 10px 16px; }
.brand .logo {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  display: grid; place-items: center; font-weight: 800; color: #fff; font-size: 16px;
  box-shadow: 0 4px 14px rgba(47, 123, 255, 0.4);
}
.brand .name { font-weight: 700; letter-spacing: .5px; }
.brand .sub { font-size: 11px; color: var(--text-3); }
.nav-group { font-size: 11px; color: var(--text-3); padding: 14px 12px 6px; text-transform: uppercase; letter-spacing: 1px; }
.nav-item {
  display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 9px;
  color: var(--text-2); cursor: pointer; transition: .15s; font-size: 13.5px;
  border: 1px solid transparent;
}
.nav-item:hover { background: var(--panel); color: var(--text); }
.nav-item.active { background: linear-gradient(90deg, rgba(47,123,255,.18), rgba(47,123,255,.02)); color: #fff; border-color: rgba(47,123,255,.35); }
.nav-item .ic { width: 18px; text-align: center; opacity: .9; }
.nav-item .badge { margin-left: auto; background: var(--danger); color: #fff; font-size: 10px; padding: 1px 6px; border-radius: 10px; }

.main { display: flex; flex-direction: column; min-width: 0; }
.topbar {
  display: flex; align-items: center; gap: 14px; padding: 14px 22px;
  border-bottom: 1px solid var(--border-soft); background: rgba(10,16,32,.6); backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 20;
}
.topbar h1 { font-size: 16px; margin: 0; font-weight: 700; }
.topbar .crumb { color: var(--text-3); font-size: 12px; }
.topbar .spacer { flex: 1; }
.content { padding: 22px; overflow-y: auto; }

/* ===== Cards / Grid ===== */
.grid { display: grid; gap: 16px; }
.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: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--border-soft); border-radius: var(--radius);
  padding: 16px; box-shadow: var(--shadow);
}
.card h3 { margin: 0 0 12px; font-size: 14px; font-weight: 600; color: var(--text); display: flex; align-items: center; gap: 8px; }
.card .hint { color: var(--text-3); font-size: 12px; }

.kpi { display: flex; flex-direction: column; gap: 4px; }
.kpi .val { font-size: 28px; font-weight: 800; letter-spacing: .5px; }
.kpi .label { color: var(--text-2); font-size: 12.5px; }
.kpi .trend { font-size: 12px; color: var(--ok); }
.kpi .ic { position: absolute; right: 14px; top: 14px; font-size: 22px; opacity: .25; }
.kpi-card { position: relative; overflow: hidden; }

/* ===== Tables ===== */
.table-wrap { overflow-x: auto; border-radius: var(--radius-sm); }
table.data { width: 100%; border-collapse: collapse; font-size: 13px; }
table.data th { text-align: left; color: var(--text-3); font-weight: 600; padding: 10px 12px; border-bottom: 1px solid var(--border); white-space: nowrap; }
table.data td { padding: 11px 12px; border-bottom: 1px solid var(--border-soft); color: var(--text); vertical-align: middle; }
table.data tr:hover td { background: rgba(47,123,255,.05); }
table.data td.mono { font-variant-numeric: tabular-nums; color: var(--text-2); }

/* ===== Badges / Tags ===== */
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 2px 9px; border-radius: 20px; font-size: 12px; border: 1px solid var(--border); color: var(--text-2); background: var(--bg-2); }
.badge.ok { color: var(--ok); border-color: rgba(47,209,122,.4); background: rgba(47,209,122,.08); }
.badge.warn { color: var(--warn); border-color: rgba(255,176,32,.4); background: rgba(255,176,32,.08); }
.badge.danger { color: var(--danger); border-color: rgba(255,92,108,.4); background: rgba(255,92,108,.08); }
.badge.info { color: var(--primary-2); border-color: rgba(33,212,253,.4); background: rgba(33,212,253,.08); }
.badge.primary { color: var(--primary); border-color: rgba(47,123,255,.4); background: rgba(47,123,255,.1); }
.dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.dot.ok { background: var(--ok); } .dot.warn { background: var(--warn); } .dot.danger { background: var(--danger); } .dot.info { background: var(--primary-2); }

/* ===== Buttons / Forms ===== */
.btn {
  border: 1px solid var(--border); background: var(--panel-2); color: var(--text);
  padding: 8px 14px; border-radius: 9px; cursor: pointer; font-size: 13px; transition: .15s;
}
.btn:hover { border-color: var(--primary); }
.btn.primary { background: linear-gradient(135deg, var(--primary), #1f6bff); border-color: transparent; color: #fff; font-weight: 600; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; }
.btn.sm { padding: 5px 10px; font-size: 12px; }
.btn.danger { color: var(--danger); border-color: rgba(255,92,108,.4); }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row.end { justify-content: flex-end; }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field label { font-size: 12.5px; color: var(--text-2); }
.input, .select, textarea.input {
  background: var(--bg-2); border: 1px solid var(--border); color: var(--text);
  padding: 9px 12px; border-radius: 9px; font-size: 13px; outline: none; width: 100%;
}
.input:focus, .select:focus, textarea.input:focus { border-color: var(--primary); }
textarea.input { min-height: 120px; resize: vertical; font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 12.5px; }

/* ===== Login ===== */
.login-shell { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login-card { width: 380px; }
.login-card .brand { justify-content: center; padding-bottom: 8px; }
.account { display: flex; align-items: center; gap: 10px; cursor: pointer; }
.avatar { width: 32px; height: 32px; border-radius: 8px; background: linear-gradient(135deg, var(--accent), var(--primary)); display: grid; place-items: center; font-weight: 700; color: #fff; font-size: 13px; }
.account .meta { display: flex; flex-direction: column; line-height: 1.2; }
.account .meta .nm { font-size: 13px; font-weight: 600; }
.account .meta .rl { font-size: 11px; color: var(--text-3); }

/* ===== Misc ===== */
.section-title { font-size: 13px; color: var(--text-3); text-transform: uppercase; letter-spacing: 1px; margin: 22px 0 10px; }
.toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 14px; flex-wrap: wrap; }
.toolbar .spacer { flex: 1; }
.empty { text-align: center; color: var(--text-3); padding: 40px; }
.muted { color: var(--text-3); }
.two-col { display: grid; grid-template-columns: 1fr 360px; gap: 16px; align-items: start; }
.list { display: flex; flex-direction: column; gap: 8px; }
.list .item { background: var(--bg-2); border: 1px solid var(--border-soft); border-radius: 10px; padding: 12px; }
.list .item .t { font-weight: 600; }
.list .item .s { color: var(--text-3); font-size: 12px; margin-top: 4px; }
pre.doc { white-space: pre-wrap; background: var(--bg); border: 1px solid var(--border-soft); border-radius: 10px; padding: 14px; font-size: 12.5px; line-height: 1.7; color: var(--text-2); max-height: 520px; overflow: auto; }

/* ===== Charts (CSS only) ===== */
.bars { display: flex; align-items: flex-end; gap: 8px; height: 160px; padding-top: 10px; }
.bars .bar { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 6px; height: 100%; justify-content: flex-end; }
.bars .bar .fill { width: 70%; border-radius: 6px 6px 0 0; background: linear-gradient(180deg, var(--primary-2), var(--primary)); min-height: 3px; }
.bars .bar .lbl { font-size: 11px; color: var(--text-3); }
.bars .bar .v { font-size: 12px; color: var(--text); }
.hbar { display: flex; flex-direction: column; gap: 10px; }
.hbar .row2 { display: grid; grid-template-columns: 96px 1fr 44px; align-items: center; gap: 10px; font-size: 12.5px; }
.hbar .track { background: var(--bg-2); border-radius: 20px; height: 8px; overflow: hidden; }
.hbar .fill { height: 100%; border-radius: 20px; background: linear-gradient(90deg, var(--primary), var(--primary-2)); }
.donut-wrap { display: flex; align-items: center; gap: 18px; }
.donut { width: 120px; height: 120px; border-radius: 50%; }
.legend { display: flex; flex-direction: column; gap: 6px; font-size: 12.5px; }
.legend .li { display: flex; align-items: center; gap: 8px; }

.employee-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.employee {
  background: linear-gradient(180deg, var(--panel), var(--panel-2)); border: 1px solid var(--border-soft);
  border-radius: var(--radius); padding: 16px; position: relative; overflow: hidden;
}
.employee::before { content: ""; position: absolute; inset: 0; background: radial-gradient(120px 80px at 100% 0%, rgba(47,123,255,.14), transparent); }
.employee .avatar-lg { width: 38px; height: 38px; border-radius: 10px; background: linear-gradient(135deg, var(--primary), var(--accent)); display: grid; place-items: center; font-size: 18px; margin-bottom: 10px; }
.employee .nm { font-weight: 700; font-size: 14px; }
.employee .ds { color: var(--text-3); font-size: 12px; margin: 6px 0 10px; min-height: 32px; }
.employee .tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-size: 11px; padding: 2px 8px; border-radius: 20px; background: var(--bg-2); border: 1px solid var(--border-soft); color: var(--text-2); }

.toast-wrap { position: fixed; top: 18px; right: 18px; display: flex; flex-direction: column; gap: 10px; z-index: 999; }
.toast { background: var(--panel); border: 1px solid var(--border); border-left: 3px solid var(--primary); padding: 10px 14px; border-radius: 8px; box-shadow: var(--shadow); font-size: 13px; min-width: 220px; animation: slidein .2s ease; }
.toast.ok { border-left-color: var(--ok); } .toast.err { border-left-color: var(--danger); }
@keyframes slidein { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: none; } }

.modal-mask { position: fixed; inset: 0; background: rgba(4,8,18,.6); display: grid; place-items: center; z-index: 100; }
.modal { width: 540px; max-width: 92vw; max-height: 88vh; overflow: auto; }
.close-x { cursor: pointer; color: var(--text-3); font-size: 18px; }

@media (max-width: 1100px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .grid.cols-3, .grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .two-col { grid-template-columns: 1fr; }
  .employee-grid { grid-template-columns: repeat(2, 1fr); }
}