:root {
  --monitor-good: #28735d; --monitor-warning: #95652b; --monitor-fail: #a8392d;
  --monitor-day-up: #86b3df; --monitor-day-partial: #efb54a; --monitor-day-down: #e0604f;
  --monitor-day-none: color-mix(in srgb, var(--ui-text) 8%, transparent);
  --monitor-segment-on: var(--ui-surface);
  --monitor-ease: cubic-bezier(.2, 0, 0, 1);
  --monitor-rule: color-mix(in srgb, var(--ui-border) 70%, transparent);
}
:root[data-theme="dark"] {
  --monitor-good: #82c7ac; --monitor-warning: #e0b878; --monitor-fail: #f09a8e;
  --monitor-day-up: #6497cc; --monitor-day-partial: #dea546; --monitor-day-down: #db6656;
  --monitor-day-none: color-mix(in srgb, var(--ui-text) 10%, transparent);
  --monitor-segment-on: color-mix(in srgb, var(--ui-text) 16%, var(--ui-surface));
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --monitor-good: #82c7ac; --monitor-warning: #e0b878; --monitor-fail: #f09a8e;
    --monitor-day-up: #6497cc; --monitor-day-partial: #dea546; --monitor-day-down: #db6656;
    --monitor-day-none: color-mix(in srgb, var(--ui-text) 10%, transparent);
    --monitor-segment-on: color-mix(in srgb, var(--ui-text) 16%, var(--ui-surface));
  }
}

.monitor-page { margin: 0; min-height: 100dvh; color: var(--ui-text); background: var(--ui-page); }
.monitor-page *, .monitor-page *::before, .monitor-page *::after { box-sizing: border-box; }
.monitor-page a { color: inherit; text-decoration: none; }
.monitor-header { display: flex; align-items: center; justify-content: space-between; gap: 24px; width: min(1000px, calc(100% - 48px)); min-height: 76px; margin: 0 auto; }
.monitor-brand { display: inline-flex; align-items: center; gap: 10px; font-size: 18px; }
.monitor-brand > span { display: block; width: 22px; height: 25px; }
.monitor-nav { display: flex; align-items: center; gap: 24px; font-size: 14px; }
.monitor-nav > a { position: relative; padding: 8px 0; color: var(--ui-muted); }
.monitor-nav > a:hover, .monitor-nav > a[aria-current="page"] { color: var(--ui-text); }
.monitor-nav > a[aria-current="page"]::after { position: absolute; right: 0; bottom: 0; left: 0; height: 2px; border-radius: 2px; background: var(--ui-accent); content: ""; }

.monitor-main { width: min(1000px, calc(100% - 48px)); margin: 20px auto 0; }
.monitor-title { margin: 0 0 14px; font-size: 22px; font-weight: 620; letter-spacing: -.03em; line-height: 1.3; }
.monitor-visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }

/* Panel: tinted frame, inset white body, quiet footer. */
.monitor-panel { display: flex; flex-direction: column; min-width: 0; overflow: hidden; border: 1px solid var(--ui-border); border-radius: 14px; background: color-mix(in srgb, var(--ui-surface) 55%, var(--ui-page)); box-shadow: var(--ui-shadow); }
.monitor-panel-head { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 10px 16px; padding: 14px 16px 12px; }
.monitor-summary { min-width: 0; }
.monitor-summary-title { display: flex; align-items: center; gap: 8px; min-width: 0; }
.monitor-summary h2 { min-width: 0; margin: 0; overflow: hidden; font-size: 16px; font-weight: 600; letter-spacing: -.015em; line-height: 22px; text-overflow: ellipsis; white-space: nowrap; }
.monitor-summary p { margin: 2px 0 0; overflow: hidden; color: var(--ui-muted); font-size: 13px; line-height: 18px; text-overflow: ellipsis; white-space: nowrap; font-variant-numeric: tabular-nums; }
.monitor-alert { display: none; flex: 0 0 auto; width: 16px; height: 16px; color: var(--monitor-warning); }
.monitor-panel[data-tone="warning"] .monitor-alert { display: block; }
.monitor-controls { display: flex; align-items: center; gap: 8px; }
.monitor-segmented { display: inline-flex; gap: 2px; height: 32px; padding: 2px; border-radius: 8px; background: color-mix(in srgb, var(--ui-text) 6%, transparent); }
.monitor-segmented button { min-width: 0; padding: 0 11px; border: 0; border-radius: 6px; color: color-mix(in srgb, var(--ui-text) 78%, transparent); background: transparent; font-size: 13px; font-weight: 500; white-space: nowrap; cursor: pointer; transition: background-color .12s var(--monitor-ease), color .12s var(--monitor-ease); }
.monitor-segmented button:hover:not([aria-checked="true"]) { color: var(--ui-text); background: color-mix(in srgb, var(--ui-text) 6%, transparent); }
.monitor-segmented button[aria-checked="true"] { color: var(--ui-text); background: var(--monitor-segment-on); box-shadow: 0 1px 2px rgba(16, 32, 52, .12); }
.monitor-segmented button:focus-visible { outline: 2px solid var(--ui-accent); outline-offset: -2px; }
.monitor-refresh { display: inline-flex; align-items: center; justify-content: center; gap: 6px; height: 32px; padding: 0 11px; border: 1px solid var(--ui-border); border-radius: 8px; color: var(--ui-text); background: var(--ui-surface); font-size: 13px; font-weight: 500; white-space: nowrap; cursor: pointer; transition: border-color .12s var(--monitor-ease), background .12s var(--monitor-ease); }
.monitor-refresh svg { width: 15px; height: 15px; }
.monitor-refresh:hover:not(:disabled) { border-color: var(--ui-accent); background: var(--ui-soft); }
.monitor-refresh:disabled { cursor: wait; opacity: .6; }
.monitor-refresh:disabled svg { animation: monitor-spin .9s linear infinite; }
@keyframes monitor-spin { to { transform: rotate(360deg); } }

.monitor-services { display: flex; flex-wrap: wrap; grid-column: 1 / -1; align-items: center; gap: 6px 18px; margin: 0; color: var(--ui-muted); font-size: 12px; line-height: 16px; }
.monitor-services > div { display: inline-flex; align-items: center; gap: 8px; }
.monitor-services dt { color: var(--ui-muted); }
.monitor-services dd { margin: 0; }
.monitor-updated { margin-left: auto; }
.monitor-updated time { color: var(--ui-text); font-variant-numeric: tabular-nums; }
.monitor-state { display: inline-flex; align-items: center; gap: 6px; color: var(--ui-muted); font-size: 12px; font-weight: 500; line-height: 16px; white-space: nowrap; }
.monitor-state::before { flex: 0 0 auto; width: 6px; height: 6px; border-radius: 50%; background: currentColor; content: ""; }
.monitor-state[data-state="available"] { color: var(--monitor-good); }
.monitor-state:is([data-state="partial"], [data-state="stale"]) { color: var(--monitor-warning); }
.monitor-state:is([data-state="blocked"], [data-state="unavailable"], [data-state="status_unavailable"]) { color: var(--monitor-fail); }
.monitor-state[data-state="running"] { color: var(--ui-accent); }
.monitor-message { margin: 0 16px 10px; color: var(--monitor-warning); font-size: 13px; line-height: 1.6; }

.monitor-panel-body { min-width: 0; margin: 0 4px; overflow: hidden; border: 1px solid color-mix(in srgb, var(--ui-border) 75%, transparent); border-radius: 10px; background: var(--ui-surface); }
/* Cells draw their right and bottom rules; the list overhangs by 1px so the body clips the outer edge. */
.monitor-platform-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin: 0 -1px -1px 0; padding: 0; list-style: none; }
.monitor-platform { min-width: 0; padding: 6px 14px 14px; box-shadow: 1px 0 0 var(--monitor-rule), 0 1px 0 var(--monitor-rule); }
.monitor-platform-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 36px; }
.monitor-platform-title { display: flex; align-items: center; gap: 8px; min-width: 0; color: var(--ui-text); font-size: 14px; font-weight: 550; }
.monitor-platform-title .monitor-state[hidden] { display: none; }
.monitor-platform-mark { display: block; flex: 0 0 auto; width: 18px; height: 18px; color: var(--ui-accent); background: currentColor; -webkit-mask: var(--platform-logo) center / contain no-repeat; mask: var(--platform-logo) center / contain no-repeat; }
.monitor-platform:is([data-platform="toutiao"], [data-platform="xiaohongshu"]) .monitor-platform-mark { width: 34px; }
.monitor-platform-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.monitor-platform-meta { display: grid; flex: 0 0 auto; justify-items: end; color: var(--ui-muted); font-size: 12px; line-height: 16px; white-space: nowrap; font-variant-numeric: tabular-nums; }
.monitor-platform-meta > span { grid-area: 1 / 1; }
.monitor-platform-meta > [hidden] { display: block; visibility: hidden; }
.monitor-hover { display: inline-flex; gap: 6px; }
.monitor-hover b { font-weight: 500; }
.monitor-hover b[data-day="up"] { color: var(--ui-text); }
.monitor-hover b[data-day="partial"] { color: var(--monitor-warning); }
.monitor-hover b[data-day="down"] { color: var(--monitor-fail); }
.monitor-bars { display: flex; align-items: stretch; gap: 2px; height: 26px; margin-top: 2px; touch-action: pan-y; }
.monitor-bars > span { flex: 1 1 0; min-width: 0; border-radius: 2px; background: var(--monitor-day-none); }
.monitor-bars > span[data-active] { box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--ui-text) 55%, transparent); }
:is(.monitor-bars, .monitor-legend) [data-day="up"] { background: var(--monitor-day-up); }
:is(.monitor-bars, .monitor-legend) [data-day="partial"] { background: var(--monitor-day-partial); }
:is(.monitor-bars, .monitor-legend) [data-day="down"] { background: var(--monitor-day-down); }
.monitor-legend [data-day="none"] { background: var(--monitor-day-none); }
.monitor-empty { grid-column: 1 / -1; padding: 32px 16px; color: var(--ui-muted); text-align: center; font-size: 13px; list-style: none; }

.monitor-panel-foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; min-height: 42px; padding: 8px 16px; color: var(--ui-muted); font-size: 12px; line-height: 16px; }
.monitor-legend { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 14px; margin: 0; padding: 0; list-style: none; }
.monitor-legend li { display: inline-flex; align-items: center; gap: 6px; }
.monitor-legend span { display: inline-block; width: 7px; height: 7px; border-radius: 2px; }
.monitor-note { margin: 12px 2px 0; color: var(--ui-muted); font-size: 12px; line-height: 1.6; }

.monitor-footer { display: flex; justify-content: space-between; gap: 18px; width: min(1000px, calc(100% - 48px)); margin: 40px auto 0; padding: 20px 0 28px; border-top: 1px solid var(--ui-border); color: var(--ui-muted); font-size: 11px; }
.monitor-footer a:hover { color: var(--ui-text); }

@media (max-width: 960px) {
  .monitor-platform-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 680px) {
  .monitor-platform-list { grid-template-columns: minmax(0, 1fr); }
  .monitor-header, .monitor-main, .monitor-footer { width: calc(100% - 28px); }
  .monitor-header { min-height: 64px; gap: 16px; }
  .monitor-brand { gap: 8px; font-size: 17px; }
  .monitor-brand > span { width: 20px; height: 23px; }
  .monitor-nav { gap: 16px; font-size: 13px; }
  .monitor-nav .theme-toggle { min-width: 38px; padding: 9px; }
  .monitor-nav [data-theme-label] { display: none; }
  .monitor-main { margin-top: 12px; }
  .monitor-title { font-size: 20px; }
  .monitor-panel-head { grid-template-columns: minmax(0, 1fr); padding: 12px 12px 10px; }
  .monitor-controls { justify-content: space-between; }
  .monitor-updated { margin-left: 0; }
  .monitor-platform { padding: 4px 10px 10px; }
  .monitor-bars { gap: 1px; height: 24px; }
  .monitor-legend { order: 3; flex-basis: 100%; }
  .monitor-footer { margin-top: 32px; }
}
@media (prefers-reduced-motion: reduce) {
  .monitor-page * { transition: none !important; }
  .monitor-refresh:disabled svg { animation: none; }
}