/** Zero-day overview and archive. Page styles are scoped to avoid header/footer conflicts. */
.zero-days-page {
  --zero-day-data: var(--info);
  --zero-day-data-foreground: var(--info-foreground);
  --zero-day-cyan: 188 86% 43%;
  --zero-day-violet: 258 58% 62%;
  --zero-day-neutral: var(--muted-foreground);
  padding-top: 5rem;
}
.zero-days-page .page-shell { max-width: 1400px; padding-top: 2rem; padding-bottom: 1rem; }
/* Breadcrumb - matches the standardized site breadcrumb styling. */
.zero-days-page .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  margin-bottom: 1.5rem;
  font-size: .875rem;
}
.zero-days-page .breadcrumb-link {
  color: hsl(var(--muted-foreground));
  text-decoration: none;
  transition: color .2s ease;
}
.zero-days-page .breadcrumb-link:hover {
  color: hsl(var(--foreground));
}
.zero-days-page .breadcrumb-separator {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  height: 1em;
  color: hsl(var(--muted-foreground));
  line-height: 1;
}
.zero-days-page .breadcrumb-current {
  color: hsl(var(--foreground));
  font-weight: 500;
}

.zero-days-page .page-heading { max-width: 60rem; margin: 0 0 2.25rem; }
.zero-days-page .section-kicker { margin: 0 0 .45rem; color: hsl(var(--zero-day-data)); font-size: .75rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.zero-days-page h1 { margin: 0; font-size: clamp(2rem, 4vw, 3.25rem); letter-spacing: 0; }
.zero-days-page .page-intro { max-width: 52rem; margin: 1rem 0 0; color: hsl(var(--muted-foreground)); font-size: 1rem; line-height: 1.7; }
.zero-days-page .metric-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid hsl(var(--border)); margin-bottom: 3rem; }
.zero-days-page .metric { min-width: 0; padding: 1.35rem 1.5rem; border-right: 1px solid hsl(var(--border)); border-top: 3px solid hsl(var(--foreground)); }
.zero-days-page .metric:last-child { border-right: 0; }
.zero-days-page .metric-alert { border-top-color: hsl(var(--zero-day-data)); }
.zero-days-page .metric-value, .zero-days-page .metric-label { display: block; }
.zero-days-page .metric-value { margin-bottom: .2rem; font-size: 1.9rem; font-weight: 700; line-height: 1; }
.zero-days-page .metric-label { color: hsl(var(--muted-foreground)); font-size: .8rem; }
.zero-days-page .data-section { margin-bottom: 3rem; }
.zero-days-page .section-heading, .zero-days-page .results-bar { display: flex; align-items: end; justify-content: space-between; gap: 1.5rem; margin-bottom: 1rem; }
.zero-days-page .section-heading h2, .zero-days-page .results-bar h2 { margin: 0; font-size: 1.5rem; letter-spacing: 0; }
.zero-days-page .text-link, .zero-days-page .clear-link, .zero-days-page .empty-state a { color: hsl(var(--zero-day-data)); font-size: .875rem; font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
.zero-days-page .text-link:hover, .zero-days-page .clear-link:hover, .zero-days-page .empty-state a:hover { color: hsl(var(--zero-day-data) / .82); }
.zero-days-page .text-link:focus-visible, .zero-days-page .clear-link:focus-visible, .zero-days-page .page-link:focus-visible, .zero-days-page .zero-days-button:focus-visible, .zero-days-page input:focus-visible, .zero-days-page select:focus-visible { outline: 3px solid hsl(var(--zero-day-data) / .3); outline-offset: 2px; }
.zero-days-page .chart-frame { position: relative; overflow-x: auto; border: 1px solid hsl(var(--border)); background: hsl(var(--card)); padding: 1rem; }
.zero-days-page .yearly-chart { display: block; width: 100%; min-width: 680px; height: auto; }
.zero-days-page .chart-grid line { stroke: hsl(var(--border)); stroke-dasharray: 3 4; }
.zero-days-page .chart-grid text, .zero-days-page .chart-column text { fill: hsl(var(--muted-foreground)); font-size: 12px; }
.zero-days-page .bar-total { fill: hsl(var(--zero-day-data)); }
.zero-days-page .bar-value { fill: hsl(var(--muted-foreground)); font-size: 11px; }
.zero-days-page .chart-column rect { transition: filter .15s ease; }
.zero-days-page .chart-column:is(:hover, :focus-visible) rect { filter: brightness(1.16); }
.zero-days-page .chart-column:focus-visible { outline: 3px solid hsl(var(--zero-day-data) / .3); }
.zero-days-page .chart-data { margin-top: .85rem; font-size: .82rem; }
.zero-days-page .chart-data summary { cursor: pointer; color: hsl(var(--zero-day-data)); font-weight: 600; }
.zero-days-page .mini-table { margin-top: .75rem; border-collapse: collapse; }
.zero-days-page .mini-table th, .zero-days-page .mini-table td { padding: .3rem .9rem .3rem 0; border-bottom: 1px solid hsl(var(--border)); font-size: .8rem; text-align: left; }
.zero-days-page .section-intro { max-width: 52rem; margin: 0 0 1.1rem; color: hsl(var(--muted-foreground)); font-size: .9rem; line-height: 1.65; }
.zero-days-page .section-hint { margin: 0; color: hsl(var(--muted-foreground)); font-size: .8rem; }
.zero-days-page .chart-tooltip { position: fixed; z-index: 60; width: max-content; max-width: 13rem; padding: .65rem .8rem; border: 1px solid hsl(var(--border)); background: hsl(var(--foreground)); color: hsl(var(--background)); font-size: .78rem; line-height: 1.5; pointer-events: none; }
.zero-days-page .chart-note { margin-top: .75rem; color: hsl(var(--muted-foreground)); font-size: .8rem; }
.zero-days-page .table-scroll { overflow-x: auto; border: 1px solid hsl(var(--border)); }
.zero-days-page .zero-day-table { width: 100%; min-width: 920px; border-collapse: collapse; table-layout: fixed; }
.zero-days-page .zero-day-table th { padding: .8rem 1rem; border-bottom: 2px solid hsl(var(--foreground)); background: hsl(var(--muted)); color: hsl(var(--foreground)); font-size: .72rem; font-weight: 700; text-align: left; text-transform: uppercase; }
.zero-days-page .zero-day-table td { padding: 1rem; border-bottom: 1px solid hsl(var(--border)); font-size: .84rem; line-height: 1.45; vertical-align: top; overflow-wrap: anywhere; }
.zero-days-page .zero-day-table tr:last-child td { border-bottom: 0; }
.zero-days-page .zero-day-table tbody tr:hover { background: hsl(var(--muted) / .55); }
.zero-days-page .zero-day-table th:nth-child(1) { width: 15%; }
.zero-days-page .zero-day-table th:nth-child(2) { width: 20%; }
.zero-days-page .zero-day-table th:nth-child(3) { width: 34%; }
.zero-days-page .zero-day-table th:nth-child(4) { width: 13%; }
.zero-days-page .zero-day-table th:nth-child(5) { width: 18%; }
.zero-days-page .cve-link { color: hsl(var(--zero-day-data)); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.zero-days-page .cve-link:hover { color: hsl(var(--zero-day-data) / .82); }
.zero-days-page .product-name { display: block; margin-top: .2rem; color: hsl(var(--muted-foreground)); }
.zero-days-page .vector { display: inline-flex; align-items: center; gap: .35rem; font-size: .76rem; font-weight: 700; }
.zero-days-page .vector::before { width: .5rem; height: .5rem; background: hsl(var(--muted-foreground)); content: ""; }
.zero-days-page .vector-remote::before { background: hsl(var(--zero-day-data)); }
.zero-days-page .vector-local::before { background: hsl(var(--info)); }
.zero-days-page .archive-action { display: flex; justify-content: flex-end; margin-top: 1rem; }
.zero-days-page .zero-days-button { display: inline-flex; min-height: 2.6rem; align-items: center; justify-content: center; padding: .65rem 1rem; border: 1px solid hsl(var(--zero-day-data)); border-radius: .375rem; background: hsl(var(--zero-day-data)); color: hsl(var(--zero-day-data-foreground)); font: inherit; font-size: .84rem; font-weight: 700; white-space: nowrap; cursor: pointer; }
.zero-days-page .zero-days-button:hover { filter: brightness(1.1); }
.zero-days-page .archive-heading { margin-bottom: 1.75rem; }
.zero-days-page .archive-filters { display: grid; grid-template-columns: minmax(17rem, 2fr) repeat(4, minmax(9rem, 1fr)); gap: .9rem; align-items: end; padding: 1rem; border: 1px solid hsl(var(--border)); background: hsl(var(--muted) / .35); margin-bottom: 1.5rem; }
.zero-days-page .archive-filters label { display: block; margin-bottom: .4rem; font-size: .74rem; font-weight: 700; }
.zero-days-page .archive-filters input, .zero-days-page .archive-filters select { width: 100%; height: 2.6rem; border: 1px solid hsl(var(--input)); border-radius: 0; background: hsl(var(--background)); color: hsl(var(--foreground)); padding: 0 .7rem; font: inherit; font-size: .82rem; }
.zero-days-page .search-control { position: relative; }
.zero-days-page .search-control svg { position: absolute; top: 50%; left: .7rem; width: 1rem; height: 1rem; transform: translateY(-50%); fill: none; stroke: hsl(var(--muted-foreground)); stroke-width: 2; }
.zero-days-page .search-control input { padding-left: 2.2rem; }
.zero-days-page .filter-actions { grid-column: 1 / -1; display: flex; align-items: center; justify-content: flex-end; gap: 1rem; }
.zero-days-page .results-bar { align-items: center; }
.zero-days-page .results-bar p { margin: 0; color: hsl(var(--muted-foreground)); font-size: .82rem; }
.zero-days-page .empty-state { border: 1px solid hsl(var(--border)); padding: 3rem 1rem; text-align: center; }
.zero-days-page .empty-state h3 { margin-bottom: .5rem; font-size: 1.15rem; }
.zero-days-page .empty-state p { color: hsl(var(--muted-foreground)); }
.zero-days-page .pagination { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: .35rem; margin-top: 1.5rem; }
.zero-days-page .page-link { display: inline-flex; min-width: 2.4rem; min-height: 2.4rem; align-items: center; justify-content: center; padding: .45rem .7rem; border: 1px solid hsl(var(--border)); font-size: .8rem; font-weight: 600; }
.zero-days-page .page-link:hover { border-color: hsl(var(--foreground)); }
.zero-days-page .page-link.is-current { border-color: hsl(var(--zero-day-data)); background: hsl(var(--zero-day-data)); color: hsl(var(--zero-day-data-foreground)); }
.zero-days-page .page-link.is-disabled { opacity: .45; pointer-events: none; }
.zero-days-page .page-gap { padding: .5rem; color: hsl(var(--muted-foreground)); }
.zero-days-page .page-summary { margin: .7rem 0 0; color: hsl(var(--muted-foreground)); font-size: .78rem; text-align: center; }
@media (max-width: 1023px) { .zero-days-page .archive-filters { grid-template-columns: repeat(2, minmax(0, 1fr)); } .zero-days-page .search-field { grid-column: 1 / -1; } }
@media (max-width: 767px) { .zero-days-page .page-shell { padding-top: 1.5rem; } .zero-days-page h1 { font-size: 2rem; } .zero-days-page .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .zero-days-page .metric:nth-child(2) { border-right: 0; } .zero-days-page .metric:nth-child(n+3) { border-top-width: 1px; } .zero-days-page .metric-alert { border-top-color: hsl(var(--border)); } .zero-days-page .section-heading, .zero-days-page .results-bar { align-items: flex-start; flex-direction: column; gap: .65rem; } .zero-days-page .chart-legend { align-self: flex-start; } .zero-days-page .archive-filters { grid-template-columns: 1fr; } .zero-days-page .search-field, .zero-days-page .filter-actions { grid-column: auto; } .zero-days-page .filter-actions { justify-content: stretch; } .zero-days-page .filter-actions .zero-days-button { flex: 1; } .zero-days-page .previous, .zero-days-page .next { width: 100%; } }
@media (max-width: 479px) { .zero-days-page .metric { padding: 1rem; } .zero-days-page .metric-value { font-size: 1.55rem; } }
@media (prefers-reduced-motion: reduce) { .zero-days-page * { scroll-behavior: auto !important; transition: none !important; } }

/* Distribution tables: vendor, weakness type, software type. */
.zero-days-page .dist-table { width: 100%; min-width: 620px; border-collapse: collapse; }
.zero-days-page .dist-table th[scope="col"] { padding: .8rem 1rem; border-bottom: 2px solid hsl(var(--foreground)); background: hsl(var(--muted)); font-size: .72rem; font-weight: 700; text-align: left; text-transform: uppercase; }
.zero-days-page .dist-table th[scope="row"], .zero-days-page .dist-table td { padding: .7rem 1rem; border-bottom: 1px solid hsl(var(--border)); font-size: .84rem; text-align: left; vertical-align: middle; }
.zero-days-page .dist-table tbody tr:last-child th, .zero-days-page .dist-table tbody tr:last-child td { border-bottom: 0; }
.zero-days-page .dist-table tbody tr:hover { background: hsl(var(--muted) / .55); }
.zero-days-page .dist-table th[scope="row"] a { color: hsl(var(--zero-day-data)); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.zero-days-page .dist-table th[scope="row"] a:hover { color: hsl(var(--zero-day-data) / .82); }
.zero-days-page .dist-table .num, .zero-days-page .dist-table th.num { text-align: right; width: 7.5rem; }
.zero-days-page .dist-bar { display: inline-block; width: min(16rem, 45%); height: .5rem; margin-right: .6rem; background: hsl(var(--muted)); vertical-align: middle; }
.zero-days-page .dist-bar-fill { display: block; height: 100%; background: hsl(var(--zero-day-data)); }
.zero-days-page .dist-pct { color: hsl(var(--muted-foreground)); font-size: .8rem; font-variant-numeric: tabular-nums; }

/* CISA / ENISA known exploited vulnerability catalogs. */
.zero-days-page .kev-primary { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin-bottom: 2rem; }
.zero-days-page .kev-card { display: block; padding: 1.25rem 1.4rem; border: 1px solid hsl(var(--border)); border-top: 3px solid hsl(var(--zero-day-data)); background: hsl(var(--card)); }
.zero-days-page .kev-card:has(.kev-enisa) { border-top-color: hsl(var(--zero-day-cyan)); }
.zero-days-page .kev-card:hover { border-color: hsl(var(--foreground)); }
.zero-days-page .kev-card-tag { display: inline-block; margin-bottom: .7rem; padding: .18rem .5rem; border: 1px solid currentColor; font-size: .68rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.zero-days-page .kev-cisa { color: hsl(var(--zero-day-data)); }
.zero-days-page .kev-enisa { color: hsl(var(--zero-day-cyan)); }
.zero-days-page .kev-card-value { display: block; font-size: 2rem; font-weight: 700; line-height: 1; }
.zero-days-page .kev-card-pct { display: block; margin-top: .35rem; font-size: .84rem; font-weight: 600; }
.zero-days-page .kev-card-note { display: block; margin-top: .5rem; color: hsl(var(--muted-foreground)); font-size: .78rem; line-height: 1.5; }
.zero-days-page .kev-subtitle { margin: 0 0 .6rem; font-size: 1rem; }
.zero-days-page .kev-bar { display: flex; width: 100%; overflow: hidden; border: 1px solid hsl(var(--border)); }
.zero-days-page .kev-segment { display: flex; min-width: 0; align-items: center; justify-content: center; height: 2.6rem; border-right: 1px solid hsl(var(--background)); color: hsl(var(--zero-day-data-foreground)); font-size: .74rem; font-weight: 700; }
.zero-days-page .kev-segment:last-child { border-right: 0; }
.zero-days-page .kev-segment:hover { opacity: .85; }
.zero-days-page .kev-segment-value { overflow: hidden; padding: 0 .25rem; white-space: nowrap; }
.zero-days-page .kev-segment-both { background: hsl(var(--zero-day-violet)); }
.zero-days-page .kev-segment-cisa { background: hsl(var(--zero-day-data)); }
.zero-days-page .kev-segment-enisa { background: hsl(var(--zero-day-cyan)); }
.zero-days-page .kev-segment-none { background: hsl(var(--muted)); color: hsl(var(--muted-foreground)); }
.zero-days-page .kev-legend { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .75rem; margin: 1rem 0 0; padding: 0; list-style: none; }
.zero-days-page .kev-legend-item { display: flex; align-items: center; gap: .55rem; padding: .7rem .8rem; border: 1px solid hsl(var(--border)); font-size: .8rem; }
.zero-days-page .kev-legend-item:hover { border-color: hsl(var(--foreground)); }
.zero-days-page .kev-swatch { flex: 0 0 auto; width: .75rem; height: .75rem; }
.zero-days-page .kev-legend-label { flex: 1 1 auto; min-width: 0; }
.zero-days-page .kev-legend-value { font-weight: 700; font-variant-numeric: tabular-nums; }
.zero-days-page .kev-legend-pct { display: block; color: hsl(var(--muted-foreground)); font-size: .74rem; font-weight: 500; text-align: right; }

/* KEV badges inside vulnerability tables. */
.zero-days-page .kev-badges { display: flex; flex-wrap: wrap; gap: .3rem; }
.zero-days-page .kev-badge { display: inline-block; padding: .12rem .4rem; border: 1px solid currentColor; font-size: .68rem; font-weight: 700; letter-spacing: .03em; white-space: nowrap; }
.zero-days-page .kev-badge:hover { background: hsl(var(--muted)); }
.zero-days-page .kev-none { color: hsl(var(--muted-foreground)); }

@media (max-width: 767px) {
  .zero-days-page .kev-primary { grid-template-columns: 1fr; }
  .zero-days-page .kev-legend { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .zero-days-page .kev-segment-value { font-size: .66rem; }
}

/* Archive table has an additional CWE column. */
.zero-days-page .archive-results .zero-day-table th:nth-child(1) { width: 13%; }
.zero-days-page .archive-results .zero-day-table th:nth-child(2) { width: 19%; }
.zero-days-page .archive-results .zero-day-table th:nth-child(3) { width: 31%; }
.zero-days-page .archive-results .zero-day-table th:nth-child(4) { width: 10%; }
.zero-days-page .archive-results .zero-day-table th:nth-child(5) { width: 12%; }
.zero-days-page .archive-results .zero-day-table th:nth-child(6) { width: 15%; }