:root {
    --sans: 'Geist', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --mono: 'Geist Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
    --radius-sm: 6px;
    --radius: 8px;
    --maxw: 1240px;
    --gutter: clamp(1rem, 3vw, 2rem);
    --header-h: 56px;
    --red: #e5484d;
    --amber: #f1a10d;
    --green: #30a46c;
    --blue: #3b82f6;
}

html[data-theme="dark"] {
    --bg: #0a0a0a;
    --bg-subtle: #0f0f0f;
    --bg-elevated: #141414;
    --bg-hover: #1a1a1a;
    --border: #1f1f1f;
    --border-strong: #2a2a2a;
    --fg: #ededed;
    --fg-muted: #a1a1a1;
    --fg-subtle: #707070;
    color-scheme: dark;
}

html[data-theme="light"] {
    --bg: #fff;
    --bg-subtle: #fafafa;
    --bg-elevated: #fff;
    --bg-hover: #f5f5f5;
    --border: #ebebeb;
    --border-strong: #dedede;
    --fg: #0a0a0a;
    --fg-muted: #525252;
    --fg-subtle: #737373;
    color-scheme: light;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    background: var(--bg);
    color: var(--fg);
    font-family: var(--sans);
    font-size: 14px;
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: none; }
code { font-family: var(--mono); }

.masthead {
    position: sticky;
    top: 0;
    z-index: 20;
    height: var(--header-h);
    border-bottom: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg) 84%, transparent);
    backdrop-filter: blur(16px);
}
.masthead-inner {
    max-width: var(--maxw);
    height: 100%;
    margin: 0 auto;
    padding: 0 var(--gutter);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}
.brand, .mast-nav { display: inline-flex; align-items: center; gap: .5rem; }
.brand { font-weight: 650; }
.brand-mark {
    width: 24px;
    height: 24px;
    display: inline-grid;
    place-items: center;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    font-family: var(--mono);
    font-size: 12px;
}
.brand-badge {
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    padding: 2px 7px;
    color: var(--fg-muted);
    font-family: var(--mono);
    font-size: 10px;
}
.nav-link, .theme-toggle {
    border-radius: var(--radius-sm);
    color: var(--fg-muted);
    font-size: 13px;
    padding: 6px 10px;
}
.nav-link:hover, .nav-link.active, .theme-toggle:hover { color: var(--fg); background: var(--bg-hover); }
.nav-sep { width: 1px; height: 16px; background: var(--border-strong); margin: 0 .25rem; }
.theme-toggle { width: 32px; height: 32px; }

.page {
    flex: 1;
    width: 100%;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 2rem var(--gutter) 4rem;
}
.loading-initial { text-align: center; color: var(--fg-subtle); font-family: var(--mono); padding: 5rem 0; }

.stats-bar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-subtle);
    overflow: hidden;
    margin-bottom: 1.5rem;
}
.stat-card { padding: 1.1rem 1.25rem; border-right: 1px solid var(--border); }
.stat-card:last-child { border-right: 0; }
.stat-label { color: var(--fg-subtle); font-size: 12px; }
.stat-value { display: block; font-size: 26px; font-weight: 650; line-height: 1.1; margin-top: .3rem; font-variant-numeric: tabular-nums; }

.filters {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    margin-bottom: 1rem;
}
.search-box, select {
    height: 36px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-elevated);
    padding: 0 .75rem;
}
.search-box { min-width: min(420px, 100%); flex: 1; }
.outline {
    height: 36px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    padding: 0 .75rem;
    background: var(--bg-elevated);
}
.outline:hover { background: var(--bg-hover); }

.tabs-title {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 1rem;
    margin-bottom: 1.25rem;
}
.tabs-title h1 { margin: 0; font-size: 28px; letter-spacing: 0; }
.result-count { color: var(--fg-subtle); font-family: var(--mono); font-size: 12px; margin-bottom: .6rem; }

.table-wrapper {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: auto;
    background: var(--bg-subtle);
}
table { width: 100%; border-collapse: collapse; min-width: 860px; }
th, td { padding: .72rem .85rem; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th {
    color: var(--fg-subtle);
    font-family: var(--mono);
    font-size: 11px;
    text-transform: uppercase;
    background: var(--bg-elevated);
    white-space: nowrap;
}
th.sortable { cursor: pointer; }
tbody tr:hover { background: var(--bg-hover); }
td { color: var(--fg-muted); }
.title-cell { color: var(--fg); min-width: 300px; }
.id-cell { font-family: var(--mono); color: var(--fg); white-space: nowrap; }
.description-snippet {
    margin: .35rem 0 0;
    color: var(--fg-muted);
    font-size: 12px;
    line-height: 1.45;
    max-width: 620px;
}

.badge {
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    padding: 2px 8px;
    font-family: var(--mono);
    font-size: 11px;
    white-space: nowrap;
}
.badge.critical { color: var(--red); border-color: color-mix(in srgb, var(--red) 45%, var(--border)); }
.badge.high { color: var(--amber); border-color: color-mix(in srgb, var(--amber) 45%, var(--border)); }
.badge.medium { color: var(--blue); border-color: color-mix(in srgb, var(--blue) 45%, var(--border)); }
.badge.low { color: var(--green); border-color: color-mix(in srgb, var(--green) 45%, var(--border)); }

.pagination { display: flex; justify-content: center; gap: .35rem; margin-top: 1rem; }
.pagination button { min-width: 34px; height: 34px; border: 1px solid var(--border); border-radius: var(--radius-sm); }
.pagination button.active { background: var(--fg); color: var(--bg); }

.detail-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 1.5rem;
}
.panel {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-subtle);
    padding: 1rem;
}
.markdown h1 { font-size: 26px; line-height: 1.2; }
.markdown h2 { font-size: 18px; margin-top: 2rem; }
.markdown li { margin: .35rem 0; }
.meta-list { display: grid; gap: .65rem; }
.meta-label { color: var(--fg-subtle); font-family: var(--mono); font-size: 11px; text-transform: uppercase; }
.meta-value { display: block; color: var(--fg); word-break: break-word; }

.chart-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1rem; }
.colophon { border-top: 1px solid var(--border); color: var(--fg-muted); }
.colophon-inner { max-width: var(--maxw); margin: 0 auto; padding: 1.5rem var(--gutter); display: flex; flex-wrap: wrap; gap: 2rem; }
.colophon-col { display: flex; gap: .7rem; align-items: center; }
.colophon-label { font-family: var(--mono); font-size: 11px; color: var(--fg-subtle); text-transform: uppercase; }

@media (max-width: 760px) {
    .brand-badge, .colophon { display: none; }
    .masthead-inner { align-items: stretch; flex-direction: column; height: auto; padding-top: .7rem; padding-bottom: .7rem; }
    .masthead { height: auto; }
    .mast-nav { overflow-x: auto; width: 100%; }
    .detail-layout { grid-template-columns: 1fr; }
}