@font-face {
  font-family: "Vazirmatn";
  src: url("/static/Vazirmatn.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}

/* ---------- tokens: light (default) ---------- */
:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --surface-2: #f3f2ee;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --accent: #2a78d6;
  --s1: #2a78d6; --s2: #eb6834; --s3: #1baf7a; --s4: #eda100;
  --s5: #e87ba4; --s6: #008300; --s7: #6250d6; --s8: #e34948;
  --good: #0ca30c; --warning: #fab219; --serious: #ec835a; --critical: #d03b3b;
  --good-text: #006300;
  --shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 4px 16px rgba(0, 0, 0, .04);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0d0d0d; --surface: #1a1a19; --surface-2: #232321;
    --ink: #f0efec; --ink-2: #c3c2b7; --muted: #898781;
    --grid: #2c2c2a; --axis: #383835; --border: rgba(255, 255, 255, 0.10);
    --accent: #3987e5;
    --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500;
    --s5: #d55181; --s6: #008300; --s7: #9085e9; --s8: #e66767;
    --good-text: #0ca30c;
    --shadow: none;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --surface-2: #232321;
  --ink: #f0efec; --ink-2: #c3c2b7; --muted: #898781;
  --grid: #2c2c2a; --axis: #383835; --border: rgba(255, 255, 255, 0.10);
  --accent: #3987e5;
  --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500;
  --s5: #d55181; --s6: #008300; --s7: #9085e9; --s8: #e66767;
  --good-text: #0ca30c;
  --shadow: none;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--page);
  color: var(--ink);
  font: 14px/1.55 "Vazirmatn", system-ui, -apple-system, "Segoe UI", Tahoma, sans-serif;
}
.num, td.n, .tile .v { font-variant-numeric: tabular-nums; }
.ltr { direction: ltr; unicode-bidi: isolate; display: inline-block; }
a { color: var(--accent); text-decoration: none; }
button, input, select { font: inherit; color: inherit; }

/* ---------- header ---------- */
header.top {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20;
  background: var(--surface); border-bottom: 1px solid var(--border);
  padding: 10px 16px; display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: center;
}
.brand { font-weight: 700; font-size: 15px; display: flex; gap: 8px; align-items: center; }
.brand .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); }
nav.tabs { display: flex; flex-wrap: wrap; gap: 4px; }
nav.tabs button {
  border: 0; background: transparent; padding: 6px 12px; border-radius: 8px; cursor: pointer; color: var(--ink-2);
}
nav.tabs button:hover { background: var(--surface-2); }
nav.tabs button[aria-selected="true"] { background: var(--surface-2); color: var(--ink); font-weight: 600; }
.controls { margin-inline-start: auto; display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.seg { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.seg button { border: 0; background: transparent; padding: 5px 10px; cursor: pointer; color: var(--ink-2); }
.seg button[aria-pressed="true"] { background: var(--accent); color: #fff; }
.btn {
  border: 1px solid var(--border); background: var(--surface); border-radius: 8px; padding: 5px 10px; cursor: pointer;
}
.btn:hover { background: var(--surface-2); }
.custom-range { display: none; gap: 6px; align-items: center; }
.custom-range.open { display: inline-flex; }
.custom-range input { border: 1px solid var(--border); background: var(--surface); border-radius: 8px; padding: 4px 6px; }
.updated { color: var(--muted); font-size: 12px; }

/* ---------- layout ---------- */
main { padding: 16px; max-width: 1600px; margin: 0 auto; }
section.page { display: none; }
section.page.active { display: block; }
h2 { font-size: 16px; margin: 22px 0 10px; font-weight: 700; }
h2:first-child { margin-top: 4px; }
.sub { color: var(--muted); font-size: 12px; font-weight: 400; margin-inline-start: 6px; }
.grid { display: grid; gap: 12px; }
.tiles { grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); }
.cols-2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 520px), 1fr)); }
.cols-3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr)); }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 14px; box-shadow: var(--shadow);
  min-width: 0;
}
.card h3 { margin: 0 0 8px; font-size: 13px; color: var(--ink-2); font-weight: 600; }
.tile .k { color: var(--ink-2); font-size: 12px; }
.tile .v { font-size: 22px; font-weight: 700; margin-top: 2px; direction: ltr; text-align: right; unicode-bidi: isolate; }
.tile .s { color: var(--muted); font-size: 12px; }
.chart-box { position: relative; height: 260px; }
.chart-box.small { height: 160px; }
.empty { color: var(--muted); padding: 24px 0; text-align: center; }

/* ---------- tables ---------- */
.table-tools { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 8px; }
.table-tools input {
  border: 1px solid var(--border); background: var(--surface); border-radius: 8px; padding: 5px 10px; min-width: 200px;
}
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); }
table { border-collapse: collapse; width: 100%; font-size: 13px; }
th, td { padding: 7px 10px; text-align: start; border-bottom: 1px solid var(--grid); white-space: nowrap; }
th { position: sticky; top: 0; background: var(--surface-2); color: var(--ink-2); font-weight: 600; cursor: pointer; user-select: none; }
th[aria-sort="ascending"]::after { content: " ▲"; font-size: 10px; }
th[aria-sort="descending"]::after { content: " ▼"; font-size: 10px; }
td.n { text-align: end; direction: ltr; }
tbody tr:hover { background: var(--surface-2); }
tr.clickable { cursor: pointer; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; direction: ltr; unicode-bidi: isolate; }

/* ---------- status (icon + label, never color alone) ---------- */
.st { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 600; }
.st::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.st.good { color: var(--good-text); }
.st.warning { color: #b07800; }
.st.serious { color: #c45a2e; }
.st.critical { color: var(--critical); }
.st.muted { color: var(--muted); }
:root[data-theme="dark"] .st.warning { color: var(--warning); }
:root[data-theme="dark"] .st.serious { color: var(--serious); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .st.warning { color: var(--warning); }
  :root:not([data-theme="light"]) .st.serious { color: var(--serious); }
}

/* ---------- servers ---------- */
.server-card .head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.server-card .name { font-weight: 700; font-size: 15px; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 2px 12px; font-size: 12px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.meter { height: 6px; border-radius: 3px; background: var(--grid); overflow: hidden; margin-top: 3px; }
.meter > span { display: block; height: 100%; background: var(--accent); border-radius: 3px; }
.procs { display: flex; flex-wrap: wrap; gap: 4px 10px; margin-top: 8px; }

/* ---------- modal ---------- */
.modal { position: fixed; inset: 0; background: rgba(0, 0, 0, .45); display: none; z-index: 50; padding: 24px 16px; overflow-y: auto; }
.modal.open { display: block; }
.modal .box { max-width: 1100px; margin: 0 auto; background: var(--page); border-radius: 14px; padding: 16px; }
.modal .close { float: inline-end; }

/* ---------- login ---------- */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: min(380px, 100%); }
.login-card h1 { font-size: 18px; margin: 0 0 4px; }
.login-card p { color: var(--muted); margin: 0 0 16px; font-size: 13px; }
.login-card label { display: block; font-size: 12px; color: var(--ink-2); margin: 10px 0 4px; }
.login-card input {
  width: 100%; border: 1px solid var(--border); background: var(--surface); border-radius: 8px; padding: 9px 10px;
}
.login-card button.primary {
  width: 100%; margin-top: 16px; border: 0; background: var(--accent); color: #fff; border-radius: 8px; padding: 10px; cursor: pointer; font-weight: 600;
}
.err { color: var(--critical); font-size: 13px; min-height: 20px; margin-top: 8px; }

@media (max-width: 720px) {
  .controls { margin-inline-start: 0; }
  .tile .v { font-size: 18px; }
}