/* The METEM web page: the Windows app's look, laid out for a browser.
   Colors are tokens; the chart classes (.mc-*) come last. */
:root {
  --bg: #0e1014; --panel: #171a21; --panel2: #1f232c; --line: #2a2f3a;
  --text: #e8eaef; --muted: #8b93a4; --accent: #4f8cff; --ok: #2fbf71; --warn: #f0a531; --bad: #ef5350;
  --deemph: #5b6272; /* the rest of the family in an emphasized chart (legend + tooltip + table carry it) */
  --radius: 14px; color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root { --bg: #f4f6fa; --panel: #fff; --panel2: #eef1f6; --line: #dde2ea; --text: #151923; --muted: #5d6679;
    --deemph: #9aa3b5; color-scheme: light; }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
html[lang="fa"] body { font-family: system-ui, "Segoe UI", Tahoma, sans-serif; }
.ltr { direction: ltr; unicode-bidi: isolate; }
.mono, .code, pre.codes { font-family: ui-monospace, Consolas, monospace; }
a { color: var(--accent); }
input, select, textarea, button { font: inherit; color: inherit; }

header { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 10px 16px; background: var(--panel); border-bottom: 1px solid var(--line); }
header .brand { font-weight: 700; letter-spacing: .08em; color: var(--text); text-decoration: none; }
nav#tabs { display: flex; gap: 4px; flex: 1; flex-wrap: wrap; }
nav#tabs a { color: var(--muted); text-decoration: none; padding: 6px 12px; border-radius: 10px; }
nav#tabs a.on { color: var(--text); background: var(--panel2); }
main { max-width: 880px; margin: 0 auto; padding: 16px 16px 48px; }
main .narrow { max-width: 480px; margin: 0 auto; }
main .wide { max-width: 100%; }
.auth { max-width: 400px; margin: 6vh auto 0; }
.brand-big { text-align: center; font-size: 34px; letter-spacing: .1em; margin: 8px 0 0; }
.center { text-align: center; }

h1 { font-size: 22px; margin: 6px 0 16px; }
h2 { font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 24px 0 8px; font-weight: 600; }
h3 { margin: 0 0 12px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; margin-bottom: 10px; }
.card.list { padding: 6px; }
.row { display: flex; align-items: center; gap: 10px; }
.row.between { justify-content: space-between; }
.row.wrap { flex-wrap: wrap; }
.row > .grow, .grow { flex: 1; min-width: 0; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.ellipsis { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.btn { display: inline-block; background: var(--panel2); border: 1px solid var(--line); border-radius: 10px; padding: 8px 14px;
  cursor: pointer; text-decoration: none; color: var(--text); }
.btn:hover { border-color: var(--accent); }
.btn:focus-visible, .item:focus-visible, .mc-chart:focus-visible, .mc-r:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.danger { color: var(--bad); }
.btn.block { display: block; width: 100%; text-align: center; margin-top: 8px; }
.btn.small-btn { padding: 2px 8px; margin-inline-start: 8px; font-size: 12px; }
.btn:disabled { opacity: .5; cursor: default; }
.field { display: block; margin-bottom: 12px; }
.field > span { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
.field > small { display: block; margin-top: 4px; }
input:not([type=checkbox]), select, textarea { width: 100%; background: var(--panel2); border: 1px solid var(--line);
  border-radius: 10px; padding: 9px 11px; outline: none; }
.row input:not([type=checkbox]) { width: auto; flex: 1; min-width: 140px; }
.row select { width: auto; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); }
.check { display: flex; gap: 8px; align-items: center; margin: 4px 0 12px; font-size: 14px; }
select.lang { width: auto; padding: 5px 8px; }
.seg { display: inline-grid; grid-auto-flow: column; background: var(--panel2); border: 1px solid var(--line);
  border-radius: 10px; padding: 3px; gap: 3px; }
.seg button { border: 0; background: none; padding: 5px 10px; border-radius: 8px; cursor: pointer; color: var(--muted); font-size: 13px; }
.seg button.on { background: var(--panel); color: var(--text); box-shadow: 0 1px 3px rgba(0,0,0,.25); }
.pill { font-size: 12px; padding: 2px 8px; border-radius: 99px; background: var(--panel2); color: var(--muted); white-space: nowrap; }
.pill.ok { color: var(--ok); } .pill.bad { color: var(--bad); } .pill.warn { color: var(--warn); }
.bar { height: 6px; background: var(--panel2); border-radius: 3px; overflow: hidden; margin-top: 8px; }
.bar > i { display: block; height: 100%; background: var(--accent); }
.bar.hot > i { background: var(--warn); }
.item { display: block; width: 100%; text-align: start; background: none; border: 0; padding: 10px 12px; border-radius: 10px; }
button.item { cursor: pointer; }
button.item:hover { background: var(--panel2); }
.warnbox { border-inline-start: 3px solid var(--warn); padding: 10px 12px; background: var(--panel); border-radius: 10px; margin: 0 0 12px; }
.warnbox.bad { border-inline-start-color: var(--bad); }
.warnbox p { margin: 0 0 8px; }
.code { font-size: 22px; letter-spacing: .12em; text-align: center; padding: 12px; background: var(--panel2); border-radius: 10px; user-select: all; }
pre.codes { background: var(--panel2); padding: 12px; border-radius: 10px; max-height: 50vh; overflow: auto; user-select: all; }
.scroll { max-height: 55vh; overflow: auto; }
.scroll-x { overflow-x: auto; }
.audit { padding: 5px 0; border-bottom: 1px solid var(--line); }
details.fold > summary { cursor: pointer; font-weight: 600; }
details.fold[open] > summary { margin-bottom: 12px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; }
.plan .facts { margin: 8px 0; padding-inline-start: 18px; color: var(--muted); font-size: 14px; }
.plan .price { font-weight: 600; margin: 6px 0; }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 10px; }
.tile { margin: 0; }
.tile b { display: block; font-size: 22px; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 0 10px; }
table.tbl { width: 100%; border-collapse: collapse; font-size: 14px; }
.tbl th { text-align: start; color: var(--muted); font-weight: 600; font-size: 12px; padding: 6px 8px; border-bottom: 1px solid var(--line); }
.tbl td { padding: 7px 8px; border-bottom: 1px solid var(--line); vertical-align: top; font-variant-numeric: tabular-nums; }
#toast { position: fixed; left: 16px; right: 16px; bottom: 16px; max-width: 560px; margin: 0 auto; background: var(--panel2);
  border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; box-shadow: 0 6px 24px rgba(0,0,0,.3); z-index: 20; }
#toast.bad { border-color: var(--bad); }
dialog { background: var(--panel); color: var(--text); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; width: min(460px, calc(100% - 32px)); }
dialog::backdrop { background: rgba(0,0,0,.5); }
dialog .actions { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 8px; margin-top: 14px; }

/* ---------- charts (chart.js) ---------- */
.mc-fig { margin: 8px 0 0; }
.mc-chart { position: relative; direction: ltr; min-height: 60px; border-radius: 8px; }
.mc-svg { display: block; overflow: visible; }
.mc-grid { stroke: var(--line); stroke-width: 1; }
.mc-base { stroke: var(--muted); stroke-opacity: .5; stroke-width: 1; }
.mc-axis { fill: var(--muted); font-size: 11px; font-variant-numeric: tabular-nums; }
.mc-label { fill: var(--text); font-size: 11px; font-weight: 600; }
.mc-bar { fill: var(--accent); }
.mc-rest { fill: var(--deemph); }
.mc-day.on .mc-bar, .mc-day.on .mc-rest { filter: brightness(1.18); }
.mc-hover { fill: var(--text); fill-opacity: .06; }
.mc-empty { color: var(--muted); font-size: 14px; margin: 16px 0; }
.mc-tip { position: absolute; top: 0; pointer-events: none; background: var(--panel2); border: 1px solid var(--line);
  border-radius: 8px; padding: 6px 9px; font-size: 12px; white-space: nowrap; box-shadow: 0 4px 14px rgba(0,0,0,.25); z-index: 2; }
.mc-tip b { font-size: 14px; }
.mc-row { display: flex; align-items: center; gap: 6px; color: var(--muted); }
.mc-line { display: inline-block; width: 12px; height: 2px; border-radius: 1px; }
.mc-line-part { background: var(--accent); }
.mc-legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.mc-legend span { display: inline-flex; align-items: center; gap: 6px; }
.mc-key { display: inline-block; width: 10px; height: 10px; border-radius: 2px; }
.mc-key-part { background: var(--accent); }
.mc-key-rest { background: var(--deemph); }
.mc-table { margin-top: 8px; font-size: 13px; }
.mc-table summary { cursor: pointer; color: var(--muted); }
.mc-table table { width: 100%; border-collapse: collapse; margin-top: 6px; }
.mc-table th, .mc-table td { text-align: start; padding: 4px 6px; border-bottom: 1px solid var(--line); font-variant-numeric: tabular-nums; }
.mc-rank { list-style: none; margin: 0; padding: 0; }
.mc-r { display: grid; grid-template-columns: minmax(80px, 30%) 1fr auto; align-items: center; gap: 10px; width: 100%;
  background: none; border: 0; padding: 6px 4px; border-radius: 8px; text-align: start; cursor: default; }
button.mc-r { cursor: pointer; }
button.mc-r:hover { background: var(--panel2); }
.mc-r.on { background: var(--panel2); box-shadow: inset 0 0 0 1px var(--accent); }
.mc-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 14px; }
.mc-track { height: 12px; }
.mc-fill { display: block; height: 12px; background: var(--accent); border-start-end-radius: 4px; border-end-end-radius: 4px; min-width: 2px; }
.mc-val { font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; }