:root {
  --bg: #0f1420; --panel: #171e2e; --panel2: #1f2840; --line: #2a3350;
  --text: #e6ebf5; --muted: #8a95ad; --accent: #4f8cff; --accent2: #2ee6a6;
  --danger: #ff5d6c; --warn: #ffb648;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 14px/1.5 -apple-system, "Segoe UI", Roboto, sans-serif;
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.error { color: var(--danger); min-height: 18px; }
button {
  background: var(--accent); color: #fff; border: 0; border-radius: 8px;
  padding: 9px 16px; cursor: pointer; font-weight: 600;
}
button:hover { filter: brightness(1.1); }
button.ghost { background: transparent; border: 1px solid var(--line); color: var(--text); }
input, select {
  background: var(--panel2); color: var(--text); border: 1px solid var(--line);
  border-radius: 8px; padding: 8px 10px; font: inherit;
}
label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--muted); }

/* login */
.login-wrap { min-height: 100vh; display: grid; place-items: center; }
.login-card {
  background: var(--panel); padding: 32px; border-radius: 16px; width: 360px;
  display: flex; flex-direction: column; gap: 14px; border: 1px solid var(--line);
}
.login-card h1 { margin: 0; font-size: 20px; }
.login-card input { font-size: 14px; }

/* topbar */
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 22px; background: var(--panel); border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; }
.topbar-right { display: flex; gap: 14px; align-items: center; }

.tabs { display: flex; gap: 4px; padding: 10px 22px 0; background: var(--panel);
  border-bottom: 1px solid var(--line); }
.tab { background: transparent; color: var(--muted); border-radius: 8px 8px 0 0; }
.tab.active { background: var(--bg); color: var(--text); }

.tab-panel { padding: 18px 24px; width: 100%; }

/* filters */
.filters, .pull-form, .perm-form {
  display: flex; gap: 14px; align-items: flex-end; flex-wrap: wrap;
  background: var(--panel); padding: 16px; border-radius: 12px; border: 1px solid var(--line);
}
.chips { display: flex; gap: 6px; flex-wrap: wrap; max-width: 360px; }
.field { display: flex; flex-direction: column; gap: 4px; }
.field .lbl { font-size: 12px; color: var(--muted); }

/* searchable dropdown (collapsed; search lives inside the popover) */
.dd { position: relative; min-width: 220px; max-width: 280px; }
.dd-trigger {
  width: 100%; display: flex; justify-content: space-between; align-items: center;
  background: var(--panel2); color: var(--text); border: 1px solid var(--line);
  border-radius: 8px; padding: 8px 10px; font: inherit; cursor: pointer;
}
.dd-trigger:hover { border-color: var(--accent); }
.dd-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dd-caret { color: var(--muted); margin-left: 8px; }
.dd-panel {
  position: absolute; top: calc(100% + 4px); left: 0; right: 0; z-index: 50;
  background: var(--panel); border: 1px solid var(--line); border-radius: 8px;
  padding: 8px; display: flex; flex-direction: column; gap: 6px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, .45);
}
.dd-search { width: 100%; }
.dd-list { max-height: 230px; overflow-y: auto; }
.dd-item {
  display: flex; flex-direction: row; align-items: center; gap: 8px; padding: 6px 8px;
  border-radius: 6px; cursor: pointer; color: var(--text); font-size: 13px;
}
.dd-item input[type="checkbox"] { flex: 0 0 auto; margin: 0; }
.dd-item span { flex: 1 1 auto; }
.dd-item:hover { background: var(--panel2); }
.dd-single.sel { background: var(--accent); color: #fff; }
.dd-list::-webkit-scrollbar { width: 8px; }
.dd-list::-webkit-scrollbar-thumb { background: var(--line); border-radius: 4px; }
.ms-actions { display: flex; gap: 12px; align-items: center; font-size: 12px; }
.dd-count { margin-left: auto; }
.ms-empty { padding: 10px; color: var(--muted); font-size: 12px; text-align: center; }
.chip {
  padding: 5px 10px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--panel2); cursor: pointer; font-size: 12px; color: var(--muted);
}
.chip.on { background: var(--accent); color: #fff; border-color: var(--accent); }
fieldset { border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px; }
legend { color: var(--muted); font-size: 12px; }
.cb { display: inline-flex; flex-direction: row; align-items: center; gap: 6px; color: var(--text); vertical-align: middle; }

/* cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px; margin: 18px 0; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.card .k { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.card .v { font-size: 24px; font-weight: 700; margin-top: 6px; }
.card .v.pos { color: var(--accent2); } .card .v.neg { color: var(--danger); }
.card .delta { font-size: 12px; margin-top: 4px; }
.card .delta.up { color: var(--accent2); } .card .delta.down { color: var(--danger); }
.analytics-cards .card { background: linear-gradient(180deg, var(--panel), var(--panel2)); }

.chart-box { background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 16px; margin-bottom: 18px; height: 340px; }

/* pagination */
.pager { display: flex; align-items: center; gap: 16px; padding: 8px 4px; font-size: 13px; color: var(--muted); }
.pager .pg-info { margin-left: auto; }
.pager .pg-nav { display: flex; align-items: center; gap: 8px; }
.pager select { padding: 4px 8px; }
.pager button { padding: 4px 12px; }
.pager button:disabled { opacity: .4; cursor: default; }

/* tables */
.table-wrap { overflow-x: auto; background: var(--panel); border: 1px solid var(--line); border-radius: 12px; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 10px 14px; text-align: right; border-bottom: 1px solid var(--line); white-space: nowrap; }
th:first-child, td:first-child { text-align: left; }
th { color: var(--muted); font-size: 12px; text-transform: uppercase; position: sticky; top: 0; background: var(--panel); }
tbody tr:hover { background: var(--panel2); }
.badge { padding: 3px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge.done { background: rgba(46,230,166,.15); color: var(--accent2); }
.badge.running, .badge.queued { background: rgba(255,182,72,.15); color: var(--warn); }
.badge.failed { background: rgba(255,93,108,.15); color: var(--danger); }
.badge.partial { background: rgba(79,140,255,.15); color: var(--accent); }

/* app report */
.report-title { margin: 18px 0 12px; }
.report-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 14px; }
.report-cards2 { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 14px; margin-bottom: 18px; }
.report-cards .card .v, .report-cards2 .card .v { font-size: 22px; font-weight: 700; }
.spark { height: 90px; margin-top: 8px; }
.spark.tall { height: 150px; }
.spark canvas { width: 100% !important; }
.card h3 { margin: 0 0 10px; font-size: 14px; }
table.kv { width: 100%; }
table.kv td { padding: 6px 0; border: 0; text-align: left; }
table.kv td:last-child { text-align: right; font-weight: 600; }
td.neg, .v.neg { color: var(--danger); }
td.pos, .v.pos { color: var(--accent2); }
#r-table th.net-group { color: var(--accent); text-align: center; font-size: 13px; }
/* network column groups: vertical separators + alternating tints */
#r-table .grp { border-left: 2px solid var(--line); }
#r-table .grp-total { border-left: 2px solid var(--accent); }
#r-table td.g0, #r-table th.g0 { background: rgba(79, 140, 255, .07); }   /* xanh dương */
#r-table td.g1, #r-table th.g1 { background: rgba(46, 230, 166, .07); }   /* xanh lá */
#r-table td.g2, #r-table th.g2 { background: rgba(255, 182, 72, .07); }   /* cam */
#r-table td.g3, #r-table th.g3 { background: rgba(180, 130, 255, .08); }  /* tím */
#r-table tbody tr:hover td { background: var(--panel2); }                  /* hover phủ toàn dòng */

/* permission admin */
#roles-table td.has { color: var(--accent2); font-weight: 700; }
#roles-table td.no { color: var(--line); }
.perm-form { align-items: flex-end; }
.perm-form label { min-width: 130px; }
.scope-pill { font-size: 12px; color: var(--muted); }
.link-btn { background: transparent; color: var(--accent); border: 0; padding: 4px 8px; cursor: pointer; font-weight: 600; }
.acts { display: flex; flex-wrap: nowrap; align-items: center; justify-content: flex-end; gap: 10px; }
.tbl-toolbar { display: flex; justify-content: flex-end; padding: 4px 0; }

/* connect network credentials */
.prov-card { cursor: pointer; transition: border-color .15s; }
.prov-card:hover { border-color: var(--accent); }
.prov-card.sel { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; }
.prov-card .badge { margin-top: 8px; display: inline-block; }
#cred-detail { margin-top: 18px; }
.cred-row { display: flex; align-items: center; gap: 14px; padding: 10px 14px; border-bottom: 1px solid var(--line); }
.cred-row .grow { flex: 1; }
.cred-row .acct { color: var(--muted); font-size: 12px; }