:root {
  --bg: #f6f7f9;
  --card: #ffffff;
  --text: #14171c;
  --muted: #5d6573;
  --line: #e3e6eb;
  --ok: #1a7f4b;
  --ok-bg: #e7f5ed;
  --warn: #9a5b00;
  --warn-bg: #fff3dc;
  --down: #b42318;
  --down-bg: #fde8e6;
  --maint: #1d4ed8;
  --maint-bg: #e6eeff;
  --none: #c9ced6;
  --none-bg: #eef0f3;
  --bar-empty: #e3e6eb;
  --focus: #1d4ed8;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1216; --card: #171b21; --text: #e8ebf0; --muted: #9aa3b2; --line: #2a3039;
    --ok: #4ade80; --ok-bg: #12301f; --warn: #fbbf24; --warn-bg: #33270b;
    --down: #f87171; --down-bg: #3a1614; --maint: #93b4ff; --maint-bg: #16233f;
    --none: #4a525e; --none-bg: #1d2229; --bar-empty: #2a3039; --focus: #93b4ff;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1216; --card: #171b21; --text: #e8ebf0; --muted: #9aa3b2; --line: #2a3039;
  --ok: #4ade80; --ok-bg: #12301f; --warn: #fbbf24; --warn-bg: #33270b;
  --down: #f87171; --down-bg: #3a1614; --maint: #93b4ff; --maint-bg: #16233f;
  --none: #4a525e; --none-bg: #1d2229; --bar-empty: #2a3039; --focus: #93b4ff;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: inherit; }
a:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 4px; }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px 48px; }

header.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 28px 0 20px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.mark { width: 32px; height: 32px; border-radius: 7px; display: block; flex: none; }
.name { font-weight: 700; font-size: 19px; letter-spacing: -0.01em; }
.name em { font-style: normal; font-weight: 500; color: var(--muted); }
.top a.site { font-size: 15px; color: var(--muted); text-decoration: none; }
.top a.site:hover { color: var(--text); text-decoration: underline; }

.banner { border-radius: 12px; padding: 22px 24px; display: flex; align-items: center; gap: 14px; border: 1px solid transparent; }
.banner .dot { width: 16px; height: 16px; border-radius: 50%; flex: none; }
.banner h1 { margin: 0; font-size: 26px; line-height: 1.3; letter-spacing: -0.01em; }
.banner p { margin: 4px 0 0; font-size: 16px; color: var(--muted); }

.s-ok    { background: var(--ok-bg);    border-color: color-mix(in srgb, var(--ok) 25%, transparent); }
.s-warn  { background: var(--warn-bg);  border-color: color-mix(in srgb, var(--warn) 25%, transparent); }
.s-down  { background: var(--down-bg);  border-color: color-mix(in srgb, var(--down) 25%, transparent); }
.s-maint { background: var(--maint-bg); border-color: color-mix(in srgb, var(--maint) 25%, transparent); }
.s-none  { background: var(--none-bg);  border-color: var(--line); }
.c-ok { background: var(--ok); } .c-warn { background: var(--warn); } .c-down { background: var(--down); }
.c-maint { background: var(--maint); } .c-none { background: var(--none); }
.t-ok { color: var(--ok); } .t-warn { color: var(--warn); } .t-down { color: var(--down); } .t-maint { color: var(--maint); }

.stale { margin: 12px 0 0; padding: 10px 14px; border-radius: 10px; background: var(--warn-bg); font-size: 15px; }

section { margin-top: 28px; }
h2 { font-size: 14px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin: 0 0 10px; font-weight: 600; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; }

.notice { padding: 16px 20px; }
.notice + .notice { border-top: 1px solid var(--line); }
.notice h3 { margin: 0; font-size: 18px; display: flex; flex-wrap: wrap; gap: 8px; align-items: baseline; }
.notice .when { margin: 4px 0 0; font-size: 15px; color: var(--muted); }
.tag { font-size: 13px; font-weight: 600; padding: 1px 8px; border-radius: 999px; }
.update { margin-top: 10px; padding-left: 14px; border-left: 2px solid var(--line); }
.update p { margin: 0; font-size: 17px; }
.update time { font-size: 14px; color: var(--muted); }

.component { padding: 16px 20px; }
.component + .component { border-top: 1px solid var(--line); }
.row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.row h3 { margin: 0; font-size: 18px; }
.row .state { font-size: 15px; font-weight: 600; white-space: nowrap; display: flex; align-items: center; gap: 6px; }
.row .state .dot { width: 9px; height: 9px; border-radius: 50%; }
.component p.desc { margin: 2px 0 10px; font-size: 15px; color: var(--muted); }

.bars { display: flex; gap: 2px; height: 30px; align-items: stretch; }
.bars i { flex: 1 1 0; min-width: 2px; border-radius: 2px; background: var(--ok); }
.bars i.warn { background: var(--warn); } .bars i.down { background: var(--down); }
.bars i.maint { background: var(--maint); } .bars i.none { background: var(--bar-empty); }
.bars-legend { display: flex; justify-content: space-between; gap: 8px; font-size: 13px; color: var(--muted); margin-top: 6px; }

.past { padding: 4px 20px; }
.day { padding: 14px 0; }
.day + .day { border-top: 1px solid var(--line); }
.day h3 { margin: 0 0 6px; font-size: 15px; color: var(--muted); font-weight: 600; }
.day p { margin: 0; font-size: 17px; }
.day p + p { margin-top: 6px; }
.quiet { color: var(--muted); }

footer { margin-top: 32px; font-size: 14px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 6px 16px; justify-content: space-between; }

@media (max-width: 520px) {
  .banner { padding: 16px; }
  .banner h1 { font-size: 20px; }
  .component, .notice { padding: 14px 16px; }
  .past { padding: 4px 16px; }
  .bars { height: 26px; gap: 1px; }
}