:root { --bg: #f6f7f9; --card: #fff; --text: #1d2330; --muted: #6b7280; --line: #e5e7eb; --accent: #2563eb; --ok: #15803d; --warn: #b45309; --bad: #b91c1c; --page: 1440px; --s1: #2a78d6; --s2: #eb6834; --s3: #1baf7a; --gray: #9ca3af; --axis: #d1d5db; }
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, Segoe UI, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--accent); text-underline-offset: 2px; }
.topbar { background: var(--card); border-bottom: 1px solid var(--line); }
.topbar-inner { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 24px; max-width: var(--page); margin: 0 auto; padding: 12px 24px; }
.brand { font-weight: 700; color: var(--text); text-decoration: none; }
nav { display: flex; flex-wrap: wrap; gap: 4px 16px; }
nav a { color: var(--muted); text-decoration: none; }
nav a.active { color: var(--accent); font-weight: 600; }
nav.subnav { margin-bottom: 16px; }
form.signout { margin: 0 0 0 auto; }
.signout button { background: none; color: var(--muted); padding: 0; }
.signout button:hover { color: var(--accent); text-decoration: underline; }
main.narrow, .site-footer.narrow { max-width: 480px; }
main.reading, .site-footer.reading { max-width: 760px; }
.site-footer { max-width: var(--page); margin: 0 auto; padding: 0 24px 24px; font-size: 13px; color: var(--muted); }
.site-footer a { color: var(--muted); margin-right: 12px; }
main { max-width: var(--page); margin: 0 auto; padding: 24px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px 20px; margin-bottom: 20px; min-width: 0; overflow-x: auto; }
/* 362px: a chart's 320px minimum width plus the card's padding and border. */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(362px, 100%), 1fr)); gap: 20px; margin-bottom: 20px; }
.grid .card, .split .card { margin-bottom: 0; }
.split { display: grid; grid-template-columns: minmax(0, 1fr); gap: 20px; align-items: start; margin-bottom: 20px; }
@media (min-width: 1100px) {
  .split { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split.main-side { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); }
  th { white-space: nowrap; }
  table.wrap-head th { white-space: normal; }
}
h1, h2, h3 { margin: 0 0 12px; }
h2 { font-size: 18px; }
h3 { font-size: 15px; }
dl { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 16px; margin: 0 0 12px; }
dt { color: var(--muted); min-width: 0; }
dd { margin: 0; font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.muted { color: var(--muted); }
.bad { color: var(--bad); font-weight: 600; }
.warn { color: var(--warn); font-weight: 600; }
.notices { margin-bottom: 20px; }
.notice { padding: 12px 16px; border-radius: 8px; margin-bottom: 10px; border-left: 4px solid; background: var(--card); }
.notice p { margin: 4px 0 0; }
.notice.danger { border-color: var(--bad); }
.notice.warning { border-color: var(--warn); }
.notice.info { border-color: var(--accent); }
.flash { padding: 10px 14px; border-radius: 8px; }
.flash.ok { background: #dcfce7; color: var(--ok); }
.flash.error { background: #fee2e2; color: var(--bad); }
.fields { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr)); gap: 12px; margin-bottom: 12px; }
.fields.compact { grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 320px)); }
main.narrow .fields { grid-template-columns: minmax(0, 1fr); }
.fields label.check { align-self: end; }
.field-action { display: flex; align-items: flex-end; }
label { display: flex; flex-direction: column; justify-content: space-between; gap: 4px; color: var(--muted); font-size: 13px; }
label:has(> span.muted) { justify-content: flex-start; }
label.check { display: flex; flex-direction: row; justify-content: flex-start; gap: 8px; align-items: center; margin: 8px 0 12px; }
input, select, textarea { font: inherit; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; color: var(--text); }
textarea { display: block; width: 100%; font-family: ui-monospace, Menlo, monospace; }
button { font: inherit; padding: 8px 14px; border: 0; border-radius: 6px; background: var(--accent); color: #fff; cursor: pointer; }
button.link { background: none; color: var(--accent); padding: 0; }
button.link.danger { color: var(--bad); }
button.danger:not(.link) { background: var(--bad); }
a.danger { color: var(--bad); }
.action-row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; }
.action-row form { margin: 0; }
dl.facts { max-width: 640px; }
button.link:hover, .actions a:hover { text-decoration: underline; }
form.inline { display: inline; }
.toolbar { margin: 0 0 12px; }
.filter-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; }
.filters { display: flex; flex-wrap: wrap; gap: 6px; }
.filters[hidden], .filter-bar input[hidden] { display: none; }
.filters button { padding: 4px 12px; border: 1px solid var(--line); border-radius: 999px; background: var(--card); color: var(--text); font-size: 13px; }
.filters button:hover { border-color: var(--accent); }
.filters button[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: #fff; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 12px 20px; margin: 0; }
.stats dt { font-size: 13px; }
.stats dd { text-align: left; font-size: 22px; font-weight: 700; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th:first-child, td:first-child { padding-left: 0; }
th:last-child, td:last-child { padding-right: 0; }
/* Cells wrap between words only, so a table never squeezes a word (an email, "Password") into a column of letters; it scrolls in its card instead. */
td { overflow-wrap: break-word; }
/* Long unbroken values (source URLs, error text) may break anywhere. */
td.break, span.break { overflow-wrap: anywhere; }
.import-row { border: 1px solid var(--line); border-radius: 8px; margin: 0 0 12px; padding: 12px; min-width: 0; }
.import-head { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin-bottom: 12px; }
.import-head label.check { margin: 0; }
.import-head .break { min-width: 0; }
table.dense { font-size: 14px; }
td.num, td.nowrap { white-space: nowrap; }
td.num, th.num { text-align: right; }
td.actions { white-space: nowrap; text-align: right; }
td.actions form { display: inline-block; }
.cell-note { display: block; white-space: normal; font-size: 13px; }
.actions a { text-decoration: none; }
.actions > * + * { margin-left: 12px; }
tr.current { background: #eff6ff; }
table + form { margin-top: 12px; }
tr.total td { font-weight: 600; border-top: 2px solid var(--line); }
.tag { display: inline-block; margin-left: 6px; padding: 0 6px; border-radius: 4px; background: #dcfce7; color: var(--ok); font-size: 12px; font-weight: 600; }
.answers { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr)); gap: 16px; }
.big { font-size: 28px; font-weight: 700; margin: 0; }
.errors { color: var(--bad); margin: 0 0 12px; padding-left: 20px; }
.error:empty { display: none; }
.error { color: var(--bad); }
.preview { margin: 12px 0; padding: 12px; background: var(--bg); border-radius: 8px; overflow-x: auto; }
.preview table { width: auto; }
.preview :is(th, td):not(:first-child) { padding-left: 32px; }
code { background: var(--bg); padding: 1px 4px; border-radius: 4px; }
.chart-figure { margin: 0 0 12px; min-width: 0; }
.chart-figure h3 { font-size: 14px; margin: 0 0 4px; }
.chart-sub { font-size: 13px; font-weight: 600; color: var(--muted); margin: 14px 0 4px; }
.charts-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(420px, 100%), 1fr)); gap: 12px 32px; margin-bottom: 8px; }
.chart { display: block; overflow: visible; font: 11px system-ui, -apple-system, Segoe UI, sans-serif; }
.chart .grid { stroke: var(--line); shape-rendering: crispEdges; }
.chart .base { stroke: var(--axis); shape-rendering: crispEdges; }
.chart .ax { fill: var(--muted); font-variant-numeric: tabular-nums; }
.chart :is(.t-ink, .t-strong, .t-muted, .t-bad) { paint-order: stroke; stroke: var(--card); stroke-width: 3px; stroke-linejoin: round; }
.chart .t-ink, .chart .t-strong { fill: var(--text); }
.chart .t-strong { font-weight: 600; }
.chart .t-muted { fill: var(--muted); }
.chart .t-bad { fill: var(--bad); font-weight: 600; }
.chart .c-s1, .chart .d-s1 { fill: var(--s1); }
.chart .c-s2, .chart .d-s2 { fill: var(--s2); }
.chart .c-s3, .chart .d-s3 { fill: var(--s3); }
.chart .c-gray, .chart .d-gray { fill: var(--gray); }
.chart .c-bad, .chart .d-bad { fill: var(--bad); }
.chart .stretch path { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; vector-effect: non-scaling-stroke; }
.chart .l-s1 { stroke: var(--s1); }
.chart .l-s2 { stroke: var(--s2); }
.chart .l-s3 { stroke: var(--s3); }
.chart .l-gray { stroke: var(--gray); }
.chart .l-bad, .chart .l-limit { stroke: var(--bad); }
.chart .l-limit { stroke-width: 1.5; }
.chart .dash { stroke-dasharray: 5 4; }
.chart .stretch path.wash { fill: var(--s1); stroke: none; opacity: .1; }
.chart .band { fill: var(--warn); opacity: .14; }
.chart .r-limit { stroke: var(--bad); stroke-width: 1.5; }
.chart .r-ref, .chart .r-refdash { stroke: var(--text); stroke-width: 1.25; }
.chart .r-refdash { stroke-dasharray: 3 3; }
.chart circle { stroke: var(--card); stroke-width: 2; }
.chart circle.hollow { fill: var(--card); stroke: var(--s1); }
.chart .tickmark { stroke: var(--gray); stroke-width: 1.5; }
.chart .hit { fill: transparent; }
.chart .hit:hover { fill: rgba(29, 35, 48, .045); }
.chart .guide { stroke: var(--gray); visibility: hidden; pointer-events: none; }
.chart g.col:hover .guide { visibility: visible; }
.legend { display: flex; flex-wrap: wrap; gap: 4px 16px; margin: 4px 0 6px; font-size: 12px; color: var(--muted); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.key { display: inline-block; width: 14px; height: 0; border-top: 2px solid; }
.key.dash { border-top-style: dashed; }
.key.box, .key.band { height: 10px; border: 0; border-radius: 2px; }
.key.band { background: rgba(180, 83, 9, .22); }
.tip-key { width: 12px; border-top: 2px solid transparent; }
.k-s1 { border-color: var(--s1); } .key.box.k-s1 { background: var(--s1); }
.k-s2 { border-color: var(--s2); } .key.box.k-s2 { background: var(--s2); }
.k-s3 { border-color: var(--s3); } .key.box.k-s3 { background: var(--s3); }
.k-limit, .k-bad { border-color: var(--bad); }
.k-ref { border-color: var(--text); }
.k-gray { border-color: var(--gray); }
.caption { font-size: 13px; color: var(--muted); margin: 6px 0 0; }
details.tableview { margin-top: 6px; font-size: 13px; }
details.tableview summary { color: var(--accent); cursor: pointer; }
details.tableview table { margin-top: 6px; }
.chart-tip { position: fixed; z-index: 10; pointer-events: none; background: var(--card); color: var(--text); border: 1px solid var(--line); box-shadow: 0 4px 14px rgba(29, 35, 48, .12); border-radius: 8px; padding: 8px 10px; font-size: 12px; line-height: 1.45; min-width: 160px; }
.chart-tip .tip-head { color: var(--muted); margin-bottom: 2px; }
.chart-tip .tip-row { display: flex; align-items: center; gap: 8px; }
.chart-tip .tip-row strong { font-variant-numeric: tabular-nums; }
.chart-tip .tip-row span:last-child { color: var(--muted); }
.room-charts { margin-top: 12px; }
.stale { opacity: .45; }
.qr svg { width: 200px; height: 200px; }
.codes { list-style: none; padding: 0; }