/* netprobe UI —— 深色监控主题（dataviz 规范：色板角色化、recessive chrome） */

.viz-root {
  color-scheme: dark;
  --page:           #0d0d0d;
  --surface-1:      #1a1a19;
  --surface-2:      #232322;
  --ink-1:          #ffffff;
  --ink-2:          #c3c2b7;
  --ink-muted:      #898781;
  --grid:           #2c2c2a;
  --baseline:       #383835;
  --border:         rgba(255, 255, 255, 0.10);
  --series-1:       #3987e5;  /* blue   */
  --series-2:       #d95926;  /* orange */
  --series-3:       #199e70;  /* aqua   */
  --series-5:       #d55181;  /* magenta */
  --status-ok:       #0ca30c;
  --status-warn:     #fab219;
  --status-degraded: #ec835a;
  --status-critical: #d03b3b;
  --swatch-none:     #2c2c2a;
}

* { box-sizing: border-box; }

body.viz-root {
  margin: 0;
  background:
    radial-gradient(1200px 500px at 85% -10%, rgba(57, 135, 229, 0.08), transparent 60%),
    var(--page);
  color: var(--ink-1);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 14px;
  min-height: 100vh;
}

/* ---------- 顶栏 ---------- */

.topbar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 0 24px;
  height: 56px;
  background: rgba(26, 26, 25, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand { display: flex; align-items: baseline; gap: 8px; }
.brand-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--series-1);
  box-shadow: 0 0 12px rgba(57, 135, 229, 0.8);
  align-self: center;
}
.brand-name { font-size: 17px; font-weight: 700; letter-spacing: 0.4px; }
.brand-sub { color: var(--ink-muted); font-size: 12px; }

.tabs { display: flex; gap: 4px; flex: 1; }
.tab {
  appearance: none; border: 0; background: transparent; color: var(--ink-2);
  font: inherit; padding: 8px 14px; border-radius: 8px; cursor: pointer;
}
.tab:hover { background: var(--surface-2); color: var(--ink-1); }
.tab.active { background: var(--surface-2); color: var(--ink-1); font-weight: 600; }

.top-right { display: flex; align-items: center; gap: 12px; }
.refresh-pill { color: var(--status-ok); font-size: 11px; }

.btn {
  appearance: none; border-radius: 8px; cursor: pointer; font: inherit;
  padding: 7px 14px; border: 1px solid var(--border);
}
.btn.ghost { background: transparent; color: var(--ink-2); }
.btn.ghost:hover { background: var(--surface-2); color: var(--ink-1); }
.btn.primary {
  background: var(--series-1); border-color: transparent; color: #fff; font-weight: 600;
}
.btn.primary:hover { background: #5598e7; }

/* ---------- 布局 ---------- */

main { padding: 20px 24px 40px; max-width: 1440px; margin: 0 auto; }
.view.hidden { display: none; }

.card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px 20px;
  margin-top: 16px;
}
.card-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; margin-bottom: 6px;
}
.card-head h2 { font-size: 14px; font-weight: 600; margin: 0; color: var(--ink-1); }
.chart-note { color: var(--ink-muted); font-size: 12px; margin-bottom: 10px; }

/* ---------- stat tiles ---------- */

.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin-top: 16px;
}
.tile {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px 18px;
}
.tile .t-label { color: var(--ink-muted); font-size: 12px; }
.tile .t-value { font-size: 30px; font-weight: 650; margin-top: 2px; }
.tile .t-sub { color: var(--ink-2); font-size: 12px; margin-top: 4px; }
.tile.t-alert .t-value { color: var(--status-critical); }
.tile.t-warn .t-value { color: var(--status-warn); }
.tile.t-ok .t-value { color: var(--status-ok); }

.pair-tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin-top: 14px; }
.pair-tiles .tile .t-value { font-size: 22px; }

/* ---------- 热力图 ---------- */

.heatmap { width: 100%; height: 460px; }
.legend-row { display: flex; gap: 18px; margin-top: 10px; color: var(--ink-2); font-size: 12px; }
.lg { display: inline-flex; align-items: center; gap: 6px; }
.sw { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }
.status-ok { background: var(--status-ok); }
.status-warn { background: var(--status-warn); }
.status-degraded { background: var(--status-degraded); }
.status-critical { background: var(--status-critical); }
.sw-gray { background: var(--swatch-none); }

.proto-filter, .range-picker { display: flex; gap: 6px; }
.chip {
  appearance: none; font: inherit; font-size: 12px; cursor: pointer;
  background: var(--surface-2); color: var(--ink-2);
  border: 1px solid var(--border); border-radius: 999px; padding: 4px 12px;
}
.chip:hover { color: var(--ink-1); }
.chip.active { color: var(--ink-1); border-color: var(--series-1); background: rgba(57, 135, 229, 0.15); }

/* ---------- 表格 ---------- */

.table-wrap { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th {
  text-align: left; color: var(--ink-muted); font-weight: 500;
  padding: 8px 10px; border-bottom: 1px solid var(--baseline);
  font-variant-numeric: tabular-nums;
}
.tbl td {
  padding: 8px 10px; border-bottom: 1px solid var(--grid); color: var(--ink-2);
  font-variant-numeric: tabular-nums;
}
.tbl tr:hover td { background: rgba(255, 255, 255, 0.03); }
.tbl .mono { color: var(--ink-1); }

.sev-badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 600; border-radius: 999px; padding: 3px 12px;
  border: 1px solid var(--border);
}
.sev-badge::before { content: "●"; font-size: 9px; }
.sev-badge[data-sev="ok"]::before { color: var(--status-ok); }
.sev-badge[data-sev="warn"]::before { color: var(--status-warn); }
.sev-badge[data-sev="degraded"]::before { color: var(--status-degraded); }
.sev-badge[data-sev="critical"]::before { color: var(--status-critical); }
.sev-badge[data-sev="none"]::before { color: var(--ink-muted); }

.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; margin-right: 6px; }
.dot.on { background: var(--status-ok); }
.dot.off { background: var(--status-critical); }

/* ---------- pair 详情 ---------- */

.pair-head { display: flex; align-items: center; gap: 14px; margin-top: 18px; flex-wrap: wrap; }
.pair-title { font-size: 16px; margin: 0; font-variant-numeric: tabular-nums; }
.timeline { width: 100%; }

/* 时间旅行 / 自定义区间控件 */
.head-controls { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.time-travel { display: flex; align-items: center; gap: 6px; }
input[type="datetime-local"] {
  font: inherit; font-size: 12px; color: var(--ink-1);
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 8px; padding: 4px 8px; color-scheme: dark;
}
.snapshot-banner {
  background: rgba(250, 178, 25, 0.12); border: 1px solid rgba(250, 178, 25, 0.4);
  color: var(--status-warn); font-size: 12px; border-radius: 8px;
  padding: 8px 12px; margin-bottom: 10px;
}
.snapshot-banner.hidden { display: none; }
.range-picker input[type="datetime-local"] { width: 190px; }

.toggle-row { display: flex; gap: 16px; }
.tgl { display: inline-flex; gap: 6px; align-items: center; color: var(--ink-2); font-size: 12px; cursor: pointer; }

/* ---------- 表单 ---------- */

.task-form {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px; margin-top: 8px;
}
.task-form label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--ink-muted); }
.task-form input, .task-form select {
  font: inherit; color: var(--ink-1); background: var(--surface-2);
  border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px;
}
.task-form input:focus, .task-form select:focus { outline: 1px solid var(--series-1); }
.form-actions { display: flex; align-items: center; gap: 12px; margin-top: 14px; }
.form-msg { color: var(--ink-muted); font-size: 12px; }
.form-msg.err { color: var(--status-critical); }

/* ---------- dialog ---------- */

dialog#token-dialog {
  background: var(--surface-1); color: var(--ink-1);
  border: 1px solid var(--border); border-radius: 14px; padding: 20px;
  min-width: 340px;
}
dialog::backdrop { background: rgba(0, 0, 0, 0.6); }
.dlg h3 { margin: 0 0 12px; font-size: 14px; }
.dlg input {
  width: 100%; font: inherit; color: var(--ink-1);
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px;
}
.dlg-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 14px; }

/* ---------- uPlot 深色适配 ---------- */

.uplot, .uplot * { box-sizing: border-box; }
.uplot .font { font-family: system-ui, -apple-system, sans-serif; font-size: 11px; }
.uplot .axis-l, .uplot .axis-t { color: var(--ink-muted); }
.uplot .legend { display: flex; flex-wrap: wrap; gap: 14px; font-size: 12px; color: var(--ink-2); margin-top: 8px; }
.uplot .legend .series { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; }
.uplot .legend .series th { font-weight: 500; }
.uplot .legend .series.off { opacity: 0.4; }
.uplot .cursor-x, .uplot .cursor-y, .uplot .cursor-pt { pointer-events: none; }