/* Glassmorphism: translucent, blurred panels floating over a soft colour field. */
:root {
  color-scheme: light;
  --page: #e9eef8;
  --blob-1: rgba(120, 170, 255, 0.55);
  --blob-2: rgba(200, 160, 255, 0.45);
  --blob-3: rgba(130, 225, 200, 0.45);
  --glass: rgba(255, 255, 255, 0.52);
  --glass-strong: rgba(255, 255, 255, 0.72);
  --glass-solid: #f4f6fb; /* used where blur is unsupported */
  --glass-border: rgba(255, 255, 255, 0.75);
  --glass-shadow: 0 10px 34px rgba(40, 55, 120, 0.14);
  --glass-highlight: inset 0 1px 0 rgba(255, 255, 255, 0.7);
  --ring: #ffffff; /* opaque separator around marks that overlap */
  --text: #0b0b0b;
  --text-2: #3d3f47;
  --muted: #62656f;
  --grid: rgba(20, 30, 70, 0.10);
  --axis: rgba(20, 30, 70, 0.22);
  --accent: #2a78d6;
  --track: rgba(42, 120, 214, 0.18);
  --good: #0ca30c;
  --warning: #fab219;
  --critical: #d03b3b;
  --good-wash: rgba(12, 163, 12, 0.16);
  --warning-wash: rgba(250, 178, 25, 0.26);
  --critical-wash: rgba(208, 59, 59, 0.16);
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --page: #0a0c16;
    --blob-1: rgba(40, 90, 200, 0.42);
    --blob-2: rgba(120, 60, 190, 0.34);
    --blob-3: rgba(20, 130, 120, 0.30);
    --glass: rgba(255, 255, 255, 0.07);
    --glass-strong: rgba(255, 255, 255, 0.12);
    --glass-solid: #171a27;
    --glass-border: rgba(255, 255, 255, 0.14);
    --glass-shadow: 0 10px 34px rgba(0, 0, 0, 0.45);
    --glass-highlight: inset 0 1px 0 rgba(255, 255, 255, 0.10);
    --ring: #1b1e2c;
    --text: #ffffff;
    --text-2: #cfd0d8;
    --muted: #a3a5b1;
    --grid: rgba(255, 255, 255, 0.10);
    --axis: rgba(255, 255, 255, 0.22);
    --accent: #3987e5;
    --track: rgba(57, 135, 229, 0.24);
    --good-wash: rgba(12, 163, 12, 0.24);
    --warning-wash: rgba(250, 178, 25, 0.22);
    --critical-wash: rgba(208, 59, 59, 0.28);
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--page);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}
/* Fixed colour field behind everything; the glass panels blur it. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(42rem 34rem at 8% 0%, var(--blob-1), transparent 65%),
    radial-gradient(38rem 32rem at 100% 18%, var(--blob-2), transparent 65%),
    radial-gradient(40rem 34rem at 45% 100%, var(--blob-3), transparent 65%);
}
h1 { font-size: 20px; margin: 0; }
h2 { font-size: 15px; margin: 0; color: var(--text-2); font-weight: 600; }
h3 { font-size: 16px; margin: 0; overflow-wrap: anywhere; }
code { font: 13px ui-monospace, SFMono-Regular, Menlo, monospace; overflow-wrap: anywhere; }
a { color: var(--accent); }
.muted { color: var(--muted); margin: 0; font-size: 13px; }
[hidden] { display: none !important; }

.tile, .card, .panel, .auth-card, .tabs {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow), var(--glass-highlight);
  -webkit-backdrop-filter: blur(22px) saturate(170%);
  backdrop-filter: blur(22px) saturate(170%);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .tile, .card, .panel, .auth-card, .tabs { background: var(--glass-solid); }
}

button, select, input[type="password"], input[type="text"] {
  font: inherit;
  color: var(--text);
  background: var(--glass-strong);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 7px 14px;
  box-shadow: var(--glass-highlight);
}
input[type="password"], input[type="text"] { border-color: var(--axis); }
button { cursor: pointer; transition: background 0.15s, transform 0.15s; }
button:hover { background: var(--glass-border); }
button:active { transform: translateY(1px); }
button:disabled { opacity: 0.6; cursor: default; }
button.primary { background: var(--accent); border-color: transparent; color: #fff; font-weight: 600; }
button.primary:hover { background: var(--accent); filter: brightness(1.08); }
button.ghost { background: transparent; box-shadow: none; color: var(--text-2); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---------- auth pages ---------- */
.auth-page { display: grid; place-items: center; padding: 16px; }
.auth-card { width: 100%; max-width: 360px; border-radius: 22px; padding: 28px; }
.auth-card.wide { max-width: 440px; }
.auth-card h1 { margin-bottom: 16px; }
.auth-card form { display: grid; gap: 14px; }
.auth-card label { display: grid; gap: 4px; font-size: 13px; color: var(--text-2); }
.auth-card label.check { display: flex; gap: 8px; align-items: center; }
.auth-card input[type="password"], .auth-card input[type="text"] { width: 100%; font-size: 16px; }
.notice { color: var(--text-2); font-size: 14px; }
.notice.panel { border-radius: 18px; padding: 20px; margin: 0; }
.error {
  background: var(--critical-wash);
  border-left: 3px solid var(--critical);
  border-radius: 8px;
  padding: 8px 12px;
  margin: 0 0 14px;
  font-size: 14px;
}
.qr { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; font-size: 13px; color: var(--text-2); }
.qr img { border-radius: 12px; }
.qr p { margin: 0; flex: 1 1 140px; }

/* ---------- dashboard chrome ---------- */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px 24px;
  flex-wrap: wrap;
  padding: 20px 16px 12px;
  max-width: 1800px;
  margin: 0 auto;
}
.controls { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.controls form { margin: 0; }
.sort { font-size: 13px; color: var(--text-2); display: flex; gap: 6px; align-items: center; }
main { max-width: 1800px; margin: 0 auto; padding: 0 16px 48px; }

.tabs {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border-radius: 999px;
  margin: 0 16px 20px max(16px, calc((100vw - 1800px) / 2 + 16px));
}
.tabs button {
  background: transparent;
  border-color: transparent;
  box-shadow: none;
  border-radius: 999px;
  padding: 6px 18px;
  color: var(--text-2);
  font-weight: 600;
}
.tabs button:hover { background: var(--glass); }
.tabs button[aria-selected="true"] {
  background: var(--glass-strong);
  border-color: var(--glass-border);
  box-shadow: var(--glass-highlight), 0 2px 10px rgba(40, 55, 120, 0.12);
  color: var(--text);
}
.tabs .count:not(:empty) {
  display: inline-block;
  min-width: 20px;
  margin-left: 4px;
  padding: 0 6px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  line-height: 20px;
  text-align: center;
}

.summary { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin-bottom: 26px; }
.tile { border-radius: 18px; padding: 14px 18px; min-width: 0; }
.tile-label { font-size: 13px; color: var(--text-2); }
.tile-value { font-size: 26px; font-weight: 600; line-height: 1.25; overflow-wrap: anywhere; }
.tile-value.small { font-size: 17px; line-height: 1.9; }
.tile-note { font-size: 12px; color: var(--muted); overflow-wrap: anywhere; }

/* ---------- account cards ---------- */
.group { margin-bottom: 30px; }
.group-head { display: flex; gap: 8px; align-items: baseline; margin: 0 4px 10px; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr)); gap: 18px; }
.card { border-radius: 22px; padding: 20px; display: grid; gap: 16px; align-content: start; min-width: 0; }
.card-head { display: flex; justify-content: space-between; gap: 8px; align-items: flex-start; }
.card-head .who { min-width: 0; }
.email { font-size: 13px; color: var(--text-2); overflow-wrap: anywhere; }
.badges { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; flex: none; }
.badge {
  font-size: 12px;
  font-weight: 600;
  border-radius: 999px;
  padding: 2px 10px;
  border: 1px solid var(--glass-border);
  background: var(--glass);
  color: var(--text-2);
  white-space: nowrap;
}
.badge.good { background: var(--good-wash); color: var(--text); }
.badge.warning { background: var(--warning-wash); color: var(--text); }
.badge.critical { background: var(--critical-wash); color: var(--text); }
.badge .dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 5px; }
.badge.good .dot { background: var(--good); }
.badge.warning .dot { background: var(--warning); }
.badge.critical .dot { background: var(--critical); }

.windows { display: grid; gap: 14px; }
.window-row { display: flex; justify-content: space-between; gap: 8px; align-items: baseline; }
.window-label { font-weight: 600; font-size: 14px; }
.window-value { font-size: 14px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.window-value strong { font-size: 18px; }
.meter { position: relative; height: 8px; border-radius: 4px; background: var(--track); margin: 6px 0; }
.meter-fill { height: 100%; border-radius: 4px; background: var(--accent); min-width: 2px; }
.meter.warning .meter-fill { background: var(--warning); }
.meter.critical .meter-fill { background: var(--critical); }
.meter.empty .meter-fill { min-width: 0; }
.meter-pace {
  position: absolute;
  top: -3px;
  width: 2px;
  height: 14px;
  margin-left: -1px;
  background: var(--text);
  box-shadow: 0 0 0 2px var(--ring);
  border-radius: 1px;
}
.window-sub { font-size: 12px; color: var(--text-2); display: flex; justify-content: space-between; gap: 4px 12px; flex-wrap: wrap; }
.pace-key::before {
  content: "";
  display: inline-block;
  width: 2px;
  height: 10px;
  background: var(--text);
  margin-right: 5px;
  vertical-align: -1px;
}

.chart-title { font-size: 12px; color: var(--text-2); margin-bottom: 4px; }
.chart { position: relative; }
.chart svg { display: block; width: 100%; height: 110px; overflow: visible; }
.chart .grid { stroke: var(--grid); stroke-width: 1; }
.chart .base { stroke: var(--axis); stroke-width: 1; }
.chart .line { fill: none; stroke: var(--accent); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .tick { fill: var(--muted); font-size: 10px; font-variant-numeric: tabular-nums; }
.chart .cross { stroke: var(--axis); stroke-width: 1; }
.chart .dot { fill: var(--accent); stroke: var(--ring); stroke-width: 2; }
.chart-empty { font-size: 12px; color: var(--muted); padding: 8px 0; }
details.table-view { font-size: 12px; color: var(--text-2); }
details.table-view summary { cursor: pointer; color: var(--muted); }
details.table-view table { border-collapse: collapse; margin-top: 6px; font-variant-numeric: tabular-nums; }
details.table-view th, details.table-view td { text-align: left; padding: 2px 16px 2px 0; font-weight: 400; }
details.table-view th { color: var(--muted); }

.facts { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; margin: 0; font-size: 13px; border-top: 1px solid var(--grid); padding-top: 12px; }
.facts dt { color: var(--text-2); white-space: nowrap; }
.facts dd { margin: 0; overflow-wrap: anywhere; }
.card-foot { font-size: 12px; color: var(--muted); display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.card-error {
  background: var(--critical-wash);
  border-left: 3px solid var(--critical);
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 13px;
  color: var(--text);
}

/* ---------- sessions tab ---------- */
.panel { border-radius: 22px; padding: 8px 20px; }
.session-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.session-table th {
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  padding: 10px 12px 8px 0;
  white-space: nowrap;
}
.session-table td { padding: 12px 12px 12px 0; border-top: 1px solid var(--grid); vertical-align: top; }
.session-table th:last-child, .session-table td:last-child { padding-right: 0; }
.session-table .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.session-table .col-state, .session-table .col-time, .session-table .col-account { white-space: nowrap; }
.session-name { font-weight: 600; overflow-wrap: anywhere; }
.session-meta { font-size: 12px; color: var(--text-2); overflow-wrap: anywhere; }
.session-state { font-size: 13px; color: var(--text-2); }
.state-dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 6px; border: 2px solid var(--muted); }
.session.busy .state-dot, .session.running .state-dot { background: var(--accent); border-color: var(--accent); }
.session.busy .session-state, .session.running .session-state { color: var(--text); font-weight: 600; }
.session.ended .state-dot { border-style: dotted; }
.session.ended .session-name { color: var(--text-2); font-weight: 400; }
.footnote { margin: 12px 4px 0; }

@media (max-width: 760px) {
  /* Each session becomes a stacked block; column headers move into the cells. */
  .panel { padding: 4px 16px; }
  .session-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .session-table, .session-table tbody { display: block; }
  .session-table tr { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px 12px; padding: 14px 0; border-top: 1px solid var(--grid); }
  .session-table tbody tr:first-child { border-top: 0; }
  .session-table td { display: block; border: 0; padding: 0; }
  .session-table .col-state, .session-table .col-name { grid-column: 1 / -1; }
  .session-table .col-account { grid-column: 1 / 3; }
  .session-table .col-time { text-align: right; }
  .session-table .col-account, .session-table .col-time { font-size: 12px; color: var(--text-2); white-space: normal; }
  .session-table .num { text-align: left; }
  .session-table .num::before { content: attr(data-label); display: block; font-size: 11px; color: var(--muted); }
}

.tooltip {
  position: fixed;
  z-index: 10;
  pointer-events: none;
  background: #14151c;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 8px;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}