:root {
  --bg: #ffffff;
  --fg: #1f1f1f;
  --muted: #5c5c5c;
  --line: #d9d9d9;
  --soft: #f4f5f7;
  --accent: #1a5fd1;
  --accent-fg: #ffffff;
  --good: #0f6b3a;
  --bad: #a3201a;
  --warn-bg: #fff6dd;
  --warn-line: #e3c25b;
  --err-bg: #fdecea;
  --err-line: #e3a19c;
  --demo: #7a3fb8;
  --focus: #1a5fd1;
  --radius: 6px;
  font-size: 14px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1d1d1f;
    --fg: #eeeeee;
    --muted: #b0b0b0;
    --line: #3d3d40;
    --soft: #2a2a2d;
    --accent: #7aa7ff;
    --accent-fg: #0b1020;
    --good: #6fd39a;
    --bad: #ff8f87;
    --warn-bg: #3a3220;
    --warn-line: #8a7230;
    --err-bg: #3c2422;
    --err-line: #8c4a45;
    --demo: #c49bff;
    --focus: #7aa7ff;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: adobe-clean, "Source Sans Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.45;
}

.app { padding: 12px; max-width: 960px; margin: 0 auto; }
.boot, .loading { color: var(--muted); }

h1 { font-size: 1.15rem; margin: 0; }
h2 { font-size: 1rem; margin: 16px 0 6px; }
h3 { font-size: 0.9rem; margin: 10px 0 4px; }
p { margin: 4px 0; }

a { color: var(--accent); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.85rem; word-break: break-all; }
.muted { color: var(--muted); }
.hint { color: var(--muted); font-size: 0.85rem; }
.hint.ok::before { content: "✓ "; }
.caveat { font-size: 0.85rem; color: var(--muted); font-style: italic; }
.error { color: var(--bad); font-size: 0.85rem; margin: 2px 0; }
.error:empty { display: none; }

:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}

/* Buttons and inputs */
.button {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 32px; padding: 4px 14px; border-radius: 16px;
  border: 1px solid var(--line); background: var(--bg); color: var(--fg);
  font: inherit; font-weight: 600; cursor: pointer; text-decoration: none;
}
.button:hover { background: var(--soft); }
.button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-fg); }
.button.primary:hover { filter: brightness(1.08); }
.link-button {
  background: none; border: none; padding: 2px 0; margin-right: 12px;
  color: var(--accent); font: inherit; cursor: pointer; text-decoration: underline;
}
.input, select {
  font: inherit; color: var(--fg); background: var(--bg);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 5px 8px; min-height: 32px;
}
.input { width: 100%; }
.row { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0; align-items: center; }
.field { display: flex; flex-direction: column; gap: 2px; margin: 8px 0; }
.field.inline { flex-direction: row; align-items: center; gap: 6px; margin: 0; }
label { font-size: 0.85rem; }

/* Identity */
.identity { border-bottom: 1px solid var(--line); padding-bottom: 8px; }
.title-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.badge {
  font-size: 0.75rem; font-weight: 700; padding: 2px 8px; border-radius: 10px;
  border: 1px solid currentColor; white-space: nowrap;
}
.badge.live { color: var(--good); }
.badge.live::before { content: "● "; }
.badge.demo { color: var(--demo); }
.badge.demo::before { content: "◆ "; }
.page-id { display: grid; grid-template-columns: max-content 1fr; gap: 2px 10px; margin: 8px 0 4px; }
.page-id dt { color: var(--muted); font-size: 0.85rem; }
.page-id dd { margin: 0; min-width: 0; }
.url { font-weight: 600; word-break: break-all; }
.override { margin: 6px 0; }
.notice {
  background: var(--warn-bg); border: 1px solid var(--warn-line); border-radius: var(--radius);
  padding: 8px 10px; margin: 8px 0;
}

/* Tabs */
.tabs { display: flex; gap: 4px; margin: 10px 0 0; border-bottom: 1px solid var(--line); }
.tab {
  flex: 1; display: flex; flex-direction: column; align-items: flex-start; gap: 0;
  padding: 6px 10px; border: 1px solid transparent; border-bottom: none;
  border-radius: var(--radius) var(--radius) 0 0; background: none; color: var(--fg);
  font: inherit; cursor: pointer; margin-bottom: -1px;
}
.tab.selected { border-color: var(--line); background: var(--bg); box-shadow: inset 0 3px 0 var(--accent); }
.tab-label { font-weight: 700; }
.tab-status { font-size: 0.75rem; color: var(--muted); }
.tab-status.s-connected::before { content: "✓ "; color: var(--good); }
.tab-status.s-error::before, .tab-status.s-reconnect-needed::before { content: "! "; color: var(--bad); }

.panel { padding: 8px 0; }
.conn-bar { display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: center; font-size: 0.85rem; min-height: 24px; }
.conn.ok { color: var(--good); }

.period { background: var(--soft); border-radius: var(--radius); padding: 8px 10px; margin: 8px 0; font-size: 0.9rem; }

/* Summary tiles */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 8px; }
.tile { border: 1px solid var(--line); border-radius: var(--radius); padding: 8px; }
.tile-label { font-size: 0.8rem; color: var(--muted); }
.tile-value { font-size: 1.35rem; font-weight: 700; }
.tile-change { font-size: 0.8rem; font-weight: 600; }
.d-up, .d-good { color: var(--good); }
.d-down, .d-bad { color: var(--bad); }
.d-flat { color: var(--muted); }

.warnings { margin: 8px 0; font-size: 0.85rem; }
.warnings summary { cursor: pointer; color: var(--muted); }
.warnings ul { margin: 4px 0; padding-left: 18px; }

/* Cards */
.card { border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: var(--radius); padding: 8px 10px; margin: 8px 0; }
.card.review { border-left-color: var(--bad); }
.card-head { display: flex; gap: 8px; align-items: flex-start; }
.card-head label { font-weight: 700; font-size: 0.95rem; }
.card-kind { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.04em; border: 1px solid var(--line); border-radius: 8px; padding: 0 6px; margin-right: 4px; }
.card details summary { cursor: pointer; color: var(--accent); font-size: 0.85rem; margin-top: 4px; }
.card ul { padding-left: 18px; margin: 4px 0; }
.evidence { display: grid; grid-template-columns: max-content 1fr; gap: 2px 10px; font-size: 0.85rem; margin: 6px 0; }
.evidence dt { color: var(--muted); }
.evidence dd { margin: 0; }

/* Table */
.filters { display: flex; gap: 6px; margin: 6px 0; }
.filters .input { flex: 1; min-width: 0; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); }
table { border-collapse: collapse; width: 100%; font-size: 0.85rem; }
th, td { padding: 5px 6px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
thead th { background: var(--soft); position: sticky; top: 0; }
th.num, td.num { text-align: right; white-space: nowrap; }
th.q { font-weight: 400; word-break: break-word; min-width: 96px; }
th, td { padding-left: 4px; padding-right: 4px; }
td.sel, th.sel { width: 28px; }
tr.selected { background: color-mix(in srgb, var(--accent) 10%, transparent); }
.sort { background: none; border: none; font: inherit; font-weight: 700; color: var(--fg); cursor: pointer; padding: 0; }
.prev { display: block; color: var(--muted); font-size: 0.75rem; }

/* Brief */
.brief-text { width: 100%; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.8rem; border: 1px solid var(--line); border-radius: var(--radius); padding: 8px; background: var(--soft); color: var(--fg); resize: vertical; }
.format { display: flex; gap: 14px; margin: 6px 0; }

.error-box { background: var(--err-bg); border: 1px solid var(--err-line); border-radius: var(--radius); padding: 10px; margin: 8px 0; }
.error-box h2 { margin-top: 0; }
.empty-box { border: 1px dashed var(--line); border-radius: var(--radius); padding: 10px; margin: 8px 0; }
.empty-box h2 { margin-top: 0; }
.connect { border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; margin: 8px 0; }

.outside { max-width: 34rem; margin: 10vh auto; }
.outside h1 { font-size: 1.4rem; margin-bottom: 8px; }

.diagnostics { margin-top: 24px; font-size: 0.8rem; color: var(--muted); }
.diagnostics dl { display: grid; grid-template-columns: max-content 1fr; gap: 2px 10px; }
.diagnostics dd { margin: 0; }

/* Index status (URL Inspection) */
.inspection { border: 1px solid var(--line); border-radius: var(--radius); padding: 8px 10px; margin: 8px 0; }
.inspection h2 { margin-top: 0; }
.index-status { font-size: 0.95rem; }
.index-status.s-indexed span { color: var(--good); }
.index-status.s-excluded span, .index-status.s-error span { color: var(--bad); }
.findings { padding-left: 18px; margin: 6px 0; font-size: 0.85rem; }
.findings .f-error::marker { content: "✕ "; color: var(--bad); }
.findings .f-warn::marker { content: "! "; color: var(--bad); }
.findings .f-info::marker { content: "i "; color: var(--muted); }