/* cirsec.org. Editorial layout taken from the mlab.sh about page:
   hairlines instead of cards, mono eyebrows, serif section titles, one amber accent. */

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
    src: url('/assets/fonts/inter-latin.woff2') format('woff2');
}
@font-face {
    font-family: 'JetBrains Mono';
    font-style: normal;
    font-weight: 100 800;
    font-display: swap;
    src: url('/assets/fonts/jetbrains-mono-latin.woff2') format('woff2');
}

:root {
    --bg: #ffffff;
    --bg-soft: #f8fafc;
    --text: #111827;
    --muted: #6b7280;
    --hairline: rgba(15, 23, 42, 0.08);
    --hairline-strong: rgba(15, 23, 42, 0.16);
    --accent: #d97706;
    --accent-glow: rgba(217, 119, 6, 0.08);
    --code-bg: #f8fafc;
    --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    --serif: Georgia, 'Times New Roman', serif;
    /* TLP 2.0 colours, always on black as FIRST specifies. */
    --tlp-red: #ff2b2b;
    --tlp-amber: #ffc000;
    --tlp-clear: #ffffff;
    color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--sans);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration-color: var(--hairline-strong); text-underline-offset: 3px; }
a:hover { color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
::selection { background: var(--accent); color: #fff; }
code, .mono { font-family: var(--mono); font-size: .86em; }
p code, dd code, .note code {
    padding: .1em .35em;
    border: 1px solid var(--hairline);
    border-radius: 4px;
    background: var(--bg-soft);
}
.visually-hidden {
    position: absolute; width: 1px; height: 1px; overflow: hidden;
    clip: rect(0 0 0 0); white-space: nowrap;
}

.shell { width: 100%; max-width: 1040px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 768px) { .shell { padding: 0 32px; } }

/* ─── Header / footer ─── */
.site-header { border-bottom: 1px solid var(--hairline); }
.site-header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: 60px; }
.brand { display: inline-flex; align-items: center; gap: .8rem; text-decoration: none; font-weight: 650; letter-spacing: -.01em; }
.brand:hover { color: var(--text); }
.brand img { display: block; height: 30px; width: auto; }
.brand-sub { font-family: var(--mono); font-size: .68rem; font-weight: 400; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.site-nav { display: flex; align-items: center; gap: 1.25rem; font-size: .88rem; }
.site-nav a { position: relative; line-height: 1.5; }
.site-nav a { text-decoration: none; color: var(--muted); }
.site-nav a:hover { color: var(--text); }
@media (max-width: 599.98px) {
    .brand-sub { display: none; }
    .site-nav { gap: .9rem; font-size: .82rem; }
}

.site-footer { margin-top: 5rem; border-top: 1px solid var(--hairline); }
.site-footer-inner {
    display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem 1.5rem;
    padding: 1.5rem 16px; font-size: .8rem; color: var(--muted);
}

/* ─── Hero ─── */
.eyebrow {
    font-family: var(--mono);
    font-size: .68rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--muted);
    margin-bottom: 1rem;
}
.hero {
    padding: 3.5rem 0 2.5rem;
    border-bottom: 1px solid var(--hairline);
    background: radial-gradient(32% 55% at 78% 40%, var(--accent-glow), transparent 70%);
}
.hero-title {
    font-weight: 500;
    font-size: clamp(2.2rem, 5vw, 3.6rem);
    line-height: 1.05;
    letter-spacing: -0.025em;
    margin: 0 0 1.25rem;
    text-wrap: balance;
}
.hero-title em { font-style: italic; color: var(--muted); }
.lead { max-width: 60ch; font-size: 1.04rem; line-height: 1.65; color: var(--muted); margin: 0 0 1.75rem; }
.meta-row {
    display: flex; flex-wrap: wrap; gap: .35rem 0;
    font-family: var(--mono); font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted);
}
.meta-row span + span::before { content: "·"; margin: 0 .7rem; opacity: .5; }

/* ─── TLP chip ─── */
.tlp {
    display: inline-block;
    font-family: var(--mono);
    font-style: normal;
    font-size: .66rem;
    font-weight: 600;
    letter-spacing: .04em;
    line-height: 1;
    padding: .35em .55em;
    border-radius: 4px;
    background: #000;
    white-space: nowrap;
}
.tlp-red { color: var(--tlp-red); }
.tlp-amber { color: var(--tlp-amber); }
.tlp-clear { color: var(--tlp-clear); }

/* ─── Sharing matrix (signature figure) ─── */
.matrix { margin: 3rem 0 0; }
.matrix-grid { border: 1px solid var(--hairline); border-radius: 14px; overflow: hidden; }
.matrix-row {
    display: grid;
    grid-template-columns: minmax(8.5rem, 1.4fr) 6.5rem repeat(3, minmax(0, 1fr));
    align-items: center;
    min-height: 3.25rem;
    padding: 0 1.25rem;
    font-family: var(--mono);
    font-size: .82rem;
}
.matrix-row + .matrix-row { border-top: 1px solid var(--hairline); }
.matrix-row b { display: inline-block; width: 1.4rem; font-weight: 500; color: var(--muted); }
.matrix-head {
    min-height: 2.5rem;
    background: var(--bg-soft);
    font-size: .64rem;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--muted);
}
.matrix-head span:nth-child(n+3), .matrix-row .on, .matrix-row .off { text-align: center; }
.matrix-row .on::before, .matrix-row .off::before {
    content: "";
    display: inline-block;
    width: .7rem; height: .7rem;
    border-radius: 50%;
    vertical-align: middle;
}
.matrix-row .on::before { background: var(--accent); }
.matrix-row .off::before { border: 1px solid var(--hairline-strong); }
.matrix figcaption {
    margin-top: .8rem;
    font-family: var(--mono); font-size: .66rem; text-transform: uppercase; letter-spacing: .07em; color: var(--muted);
}
@media (max-width: 599.98px) {
    .matrix-row { grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr)); padding: 0 .75rem; font-size: .74rem; }
    .matrix-row > :nth-child(2) { display: none; }
    .matrix-head { font-size: .56rem; letter-spacing: .03em; }
    .matrix-row b { display: none; }
}

/* ─── Numbered blocks ─── */
.block { padding: 3.5rem 0 0; }
.block-head {
    display: flex; align-items: baseline; gap: .75rem;
    padding-bottom: .9rem; margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--hairline);
}
.block-head h2, .banner h2 { font-family: var(--serif); font-size: 1.45rem; font-weight: 400; letter-spacing: -.01em; margin: 0; }
.num { font-family: var(--mono); font-size: .72rem; color: var(--muted); }
.note { max-width: 70ch; margin: 1.5rem 0 0; font-size: .92rem; color: var(--muted); }

/* 01: three beliefs */
.beliefs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; }
.belief-num { display: block; font-family: var(--serif); font-style: italic; font-size: 1.5rem; line-height: 1; color: var(--accent); margin-bottom: .75rem; }
.beliefs h3 { font-size: .98rem; font-weight: 600; margin: 0 0 .45rem; }
.beliefs p { font-size: .88rem; line-height: 1.6; color: var(--muted); margin: 0; }

/* Pull quote */
.quote {
    margin: 3.5rem 0 0;
    padding: 2.75rem 0;
    border-top: 1px solid var(--hairline);
    border-bottom: 1px solid var(--hairline);
    text-align: center;
}
.quote blockquote { font-family: var(--serif); font-size: clamp(1.7rem, 3.6vw, 2.5rem); line-height: 1.2; margin: 0 0 .9rem; text-wrap: balance; }
.quote em { color: var(--accent); }
.quote figcaption { font-family: var(--mono); font-size: .68rem; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); }

/* 02: layer rows */
.rows { list-style: none; margin: 0; padding: 0; }
.rows li {
    display: grid;
    grid-template-columns: 5.5rem 8.5rem minmax(0, 1fr) 4.5rem;
    align-items: baseline;
    gap: 1rem;
    padding: 1rem .25rem;
}
.rows li + li { border-top: 1px solid var(--hairline); }
.rows .tlp { justify-self: end; }
.row-k, .cell-k { font-family: var(--mono); font-size: .68rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.row-name { font-family: var(--mono); font-weight: 600; font-size: .9rem; }
.row-desc { font-size: .88rem; color: var(--muted); }

/* 03: identifier */
.id-figure { padding: 1.75rem 0 2rem; overflow-x: auto; }
.id-parts { display: flex; align-items: flex-start; gap: .35rem; font-family: var(--mono); font-size: clamp(1.25rem, 4.2vw, 2.4rem); }
.id-part { display: flex; flex-direction: column; gap: .5rem; }
.id-part b { font-weight: 500; padding-bottom: .4rem; border-bottom: 2px solid var(--hairline-strong); }
.id-code b { color: var(--accent); border-color: var(--accent); }
.id-part small { font-size: max(.6rem, 10px); text-transform: uppercase; letter-spacing: .07em; color: var(--muted); }
.id-sep { color: var(--muted); }

.trust { margin: 0; }
.trust > div {
    display: grid; grid-template-columns: 11rem minmax(0, 1fr); gap: 1.5rem;
    padding: 1rem 0; border-top: 1px solid var(--hairline);
}
.trust > div:last-child { border-bottom: 1px solid var(--hairline); }
.trust dt { font-weight: 600; font-size: .92rem; }
.trust dd { margin: 0; font-size: .9rem; color: var(--muted); }

/* 04: scoring */
.cells {
    display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px;
    background: var(--hairline); border: 1px solid var(--hairline); border-radius: 14px; overflow: hidden;
}
.cells > div { background: var(--bg); padding: 1.4rem; display: flex; flex-direction: column; gap: .3rem; }
.cells b { font-size: 1rem; font-weight: 600; }
.cell-v { font-family: var(--mono); font-size: 1.5rem; color: var(--accent); }
.cells p { margin: .2rem 0 0; font-size: .84rem; color: var(--muted); }
.formulas { margin-top: 1.25rem; }
.formulas > div {
    display: grid; grid-template-columns: 16rem minmax(0, 1fr); gap: 1.5rem; align-items: baseline;
    padding: .8rem 0; border-bottom: 1px solid var(--hairline); font-size: .9rem;
}
.formulas span:last-child { color: var(--muted); }

/* 05: code */
.code {
    margin: 0;
    padding: 1.5rem 1.6rem;
    border-radius: 14px;
    background: var(--code-bg);
    border: 1px solid var(--hairline);
    color: var(--text);
    font-family: var(--mono);
    font-size: .8rem;
    line-height: 1.7;
    overflow-x: auto;
}
.code code { font-size: inherit; }
.code .k { color: #b45309; }
.code .c { color: var(--muted); font-style: italic; }

/* Closing banner */
.banner {
    margin-top: 4rem;
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 2rem;
    padding: 1.9rem 1.75rem;
    border: 1px solid var(--hairline);
    border-radius: 16px;
    background: radial-gradient(120% 140% at 100% 0%, var(--accent-glow), transparent 55%), var(--bg);
}
.banner h2 { margin-bottom: .5rem; }
.banner p { max-width: 52ch; margin: 0; color: var(--muted); font-size: .92rem; }
.actions { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.4rem; }
.btn {
    display: inline-flex; align-items: center; height: 2.4rem; padding: 0 1.1rem;
    border-radius: 8px; font-size: .88rem; font-weight: 500; text-decoration: none;
    transition: background-color .15s ease, border-color .15s ease, color .15s ease;
}
.btn-solid { background: var(--text); color: var(--bg); }
.btn-solid:hover { background: var(--accent); color: #fff; }
.btn-outline { border: 1px solid var(--hairline-strong); }
.btn-outline:hover { border-color: var(--accent); }
.steps {
    list-style: none; margin: 0; padding: 0 0 0 1.75rem;
    border-left: 1px solid var(--hairline);
    display: flex; flex-direction: column; justify-content: center; gap: 1.1rem;
}
.steps li { display: flex; gap: .85rem; align-items: baseline; }
.steps strong { display: block; font-size: .9rem; font-weight: 600; margin-bottom: .1rem; }
.steps li div span { display: block; font-size: .82rem; line-height: 1.45; color: var(--muted); }

/* ─── Responsive ─── */
@media (max-width: 860px) {
    .cells { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .banner { grid-template-columns: 1fr; gap: 1.5rem; padding: 1.5rem 1.25rem; }
    .steps { padding: 1.25rem 0 0; border-left: 0; border-top: 1px solid var(--hairline); }
}
@media (max-width: 767.98px) {
    .hero { padding: 2.25rem 0 1.75rem; }
    .beliefs { grid-template-columns: 1fr; gap: 1.5rem; }
    .rows li { grid-template-columns: minmax(0, 1fr) auto; gap: .2rem .75rem; }
    .rows .row-k { grid-column: 1; grid-row: 1; }
    .rows .row-name { grid-column: 1; grid-row: 2; }
    .rows .row-desc { grid-column: 1 / -1; grid-row: 3; }
    .rows .tlp { grid-column: 2; grid-row: 1 / 3; align-self: center; }
    .trust > div, .formulas > div { grid-template-columns: 1fr; gap: .3rem; }
}
@media (max-width: 479.98px) {
    .cells { grid-template-columns: 1fr; }
}

/* ═══ Inner pages ═══ */
.site-nav a[aria-current="page"] { color: var(--text); }
/* Out of the flow, so the active link keeps the same box as the others. */
.site-nav a[aria-current="page"]::after {
    content: ""; position: absolute; left: 0; right: 0; bottom: -5px; height: 2px; border-radius: 2px; background: var(--accent);
}
.hero-compact { padding-bottom: 2rem; }
.hero-compact .hero-title { font-size: clamp(2rem, 4.2vw, 3rem); }
.hero-compact .lead { margin-bottom: 0; }
.lead a { color: var(--text); }
.note-top { margin: 0 0 1.5rem; }
.muted-tag {
    font-family: var(--mono); font-size: .66rem; text-transform: uppercase; letter-spacing: .06em;
    padding: .15em .5em; border: 1px solid var(--hairline-strong); border-radius: 4px; white-space: nowrap;
}
.tlp-green { color: #33ff00; }

/* ─── /spec: sticky toc + prose ─── */
.doc { display: grid; grid-template-columns: 13rem minmax(0, 1fr); gap: 3.5rem; padding-top: 2.5rem; }
.doc-toc { position: sticky; top: 1.5rem; align-self: start; max-height: calc(100vh - 3rem); overflow-y: auto; }
.doc-toc ol { list-style: none; margin: 0 0 1.25rem; padding: 0; border-left: 1px solid var(--hairline); }
.doc-toc li a {
    display: block; padding: .3rem 0 .3rem .9rem; margin-left: -1px; border-left: 1px solid transparent;
    font-size: .84rem; color: var(--muted); text-decoration: none;
}
.doc-toc li a:hover { color: var(--text); border-left-color: var(--accent); }
.doc-toc li a code { font-size: .9em; }
.doc-toc-ext { font-size: .8rem; color: var(--muted); }

.prose { font-size: .95rem; }
.prose > :first-child { margin-top: 0; }
.prose h2, .prose h3, .prose h4 { position: relative; scroll-margin-top: 1.5rem; }
.prose h2 {
    font-family: var(--serif); font-weight: 400; font-size: 1.6rem; letter-spacing: -.01em;
    margin: 3.5rem 0 1rem; padding-bottom: .7rem; border-bottom: 1px solid var(--hairline);
}
.prose h3 { font-size: 1.08rem; font-weight: 600; margin: 2.25rem 0 .75rem; }
.prose h4 { font-size: .95rem; font-weight: 600; margin: 1.75rem 0 .6rem; }
.prose h2 code, .prose h3 code, .prose h4 code { font-size: .88em; }
.prose .anchor {
    position: absolute; left: -1.1rem; color: var(--muted); text-decoration: none; opacity: 0;
    font-family: var(--mono); font-weight: 400; transition: opacity .15s ease;
}
.prose h2 .anchor { top: .15rem; }
.prose :is(h2, h3, h4):hover .anchor { opacity: 1; }
.prose p, .prose li { color: #374151; }
.prose ul, .prose ol { padding-left: 1.25rem; }
.prose li + li { margin-top: .3rem; }
.prose blockquote {
    margin: 1.25rem 0; padding: .8rem 1.1rem; border-left: 2px solid var(--accent);
    background: var(--bg-soft); border-radius: 0 8px 8px 0;
}
.prose blockquote p { margin: 0; }
.prose :not(pre) > code {
    padding: .1em .35em; border: 1px solid var(--hairline); border-radius: 4px; background: var(--bg-soft);
}
.prose pre {
    margin: 1.25rem 0; padding: 1.1rem 1.25rem; border: 1px solid var(--hairline); border-radius: 12px;
    background: var(--bg-soft); font-size: .78rem; line-height: 1.55; overflow-x: auto;
}
.prose pre code { font-size: inherit; }
.table-wrap { overflow-x: auto; margin: 1.25rem 0; border: 1px solid var(--hairline); border-radius: 12px; }
.table-wrap table { width: 100%; border-collapse: collapse; font-size: .86rem; }
.table-wrap th {
    text-align: left; padding: .65rem .9rem; background: var(--bg-soft);
    font-family: var(--mono); font-size: .66rem; font-weight: 500; text-transform: uppercase; letter-spacing: .06em; color: var(--muted);
}
.table-wrap td { padding: .65rem .9rem; border-top: 1px solid var(--hairline); vertical-align: top; color: #374151; }
.table-wrap td:first-child { white-space: nowrap; }
.table-wrap td code { white-space: nowrap; }

/* ─── /examples ─── */
.jump { list-style: none; margin: 1.75rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px;
    background: var(--hairline); border: 1px solid var(--hairline); border-radius: 12px; overflow: hidden; }
.jump a { display: flex; flex-direction: column; gap: .2rem; padding: .9rem 1.1rem; background: var(--bg); text-decoration: none; font-size: .86rem; color: var(--muted); }
.jump a:hover { background: var(--bg-soft); }
.jump .mono { color: var(--text); font-size: .8rem; }
.example { padding-top: 3.5rem; scroll-margin-top: 1rem; }
.example-grid { display: grid; grid-template-columns: minmax(0, 22rem) minmax(0, 1fr); gap: 2.5rem; align-items: start; }
.example-side { position: sticky; top: 1.5rem; }
.chips { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem; margin-bottom: 1.25rem; }
.chip { font-size: .76rem; padding: .2rem .6rem; border: 1px solid var(--hairline-strong); border-radius: 999px; color: var(--muted); }
.chip code { font-size: .92em; color: var(--text); }
.side-title { font-size: .9rem; font-weight: 600; margin: 0 0 .6rem; }
.points { margin: 0 0 1.5rem; padding-left: 1.1rem; font-size: .86rem; color: var(--muted); }
.points li + li { margin-top: .45rem; }
.points li::marker { color: var(--accent); }
.score { border: 1px solid var(--hairline); border-radius: 12px; overflow: hidden; }
.score-head {
    display: flex; justify-content: space-between; padding: .6rem .9rem; background: var(--bg-soft);
    font-size: .8rem; font-weight: 600;
}
.score-head .mono { font-weight: 400; color: var(--muted); font-size: .7rem; }
.score dl { margin: 0; }
.score dl > div {
    display: grid; grid-template-columns: 6.5rem minmax(0, 1fr) 1.25rem; gap: .75rem; align-items: baseline;
    padding: .55rem .9rem; border-top: 1px solid var(--hairline); font-size: .82rem;
}
.score dt { font-weight: 500; }
.score dd { margin: 0; color: var(--muted); }
.score dl b { font-family: var(--mono); font-weight: 500; text-align: right; color: var(--accent); }
.score-total {
    display: flex; justify-content: space-between; align-items: center;
    padding: .7rem .9rem; border-top: 1px solid var(--hairline-strong); font-family: var(--mono); font-size: .86rem;
}
.level { font-family: var(--mono); font-size: .7rem; text-transform: uppercase; letter-spacing: .06em; padding: .25em .6em; border-radius: 4px; }
.level-critical { background: #fee2e2; color: #991b1b; }
.level-high { background: #ffedd5; color: #9a3412; }
.side-note { margin: .9rem 0 0; font-size: .82rem; color: var(--muted); }
.raw { display: inline-block; margin-top: .9rem; font-family: var(--mono); font-size: .74rem; color: var(--muted); }
.code-scroll { max-height: 40rem; overflow: auto; }

/* ─── /sharing ─── */
.tlp-scale { list-style: none; display: flex; flex-wrap: wrap; align-items: center; gap: .4rem; margin: 0 0 1.75rem; padding: 0; }
.tlp-scale li + li::before { content: "<"; margin-right: .4rem; font-family: var(--mono); color: var(--muted); }
.tlp-scale .tlp { font-size: .74rem; }
.exports { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.export { border: 1px solid var(--hairline); border-radius: 14px; padding: 1.2rem; display: flex; flex-direction: column; }
.export-focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.export-head { display: flex; flex-direction: column; gap: .35rem; margin-bottom: 1rem; }
.export-head b { font-size: 1rem; }
.export-head span { font-size: .78rem; color: var(--muted); }
.export ul { list-style: none; margin: 0 0 1rem; padding: 0; }
.export li {
    display: flex; justify-content: space-between; align-items: baseline;
    padding: .5rem 0; border-top: 1px solid var(--hairline); font-family: var(--mono); font-size: .8rem;
}
.export li em { font-style: normal; font-size: .66rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.export li.kept span::before { content: "●"; margin-right: .55rem; color: var(--accent); }
.export li.dropped span { color: var(--muted); text-decoration: line-through; text-decoration-color: var(--hairline-strong); }
.export li.dropped span::before { content: "○"; margin-right: .55rem; }
.export p { margin: auto 0 0; font-size: .82rem; color: var(--muted); }
.verdicts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.verdict { border: 1px solid var(--hairline); border-radius: 14px; padding: 1.2rem; }
.verdict .eyebrow { margin-bottom: .6rem; }
.verdict-ok .eyebrow { color: #15803d; }
.verdict-ko .eyebrow { color: #b91c1c; }
.verdict ul { list-style: none; margin: 0; padding: 0; }
.verdict li { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .25rem 1rem; padding: .55rem 0; border-top: 1px solid var(--hairline); }
.verdict li span { font-size: .78rem; color: var(--muted); }
.verdict-ko code { text-decoration: line-through; text-decoration-color: #b91c1c; }
.map { font-size: .86rem; }
.steps strong a { color: inherit; text-decoration: none; }
.steps strong a:hover { color: var(--accent); }

@media (max-width: 960px) {
    .doc { grid-template-columns: minmax(0, 1fr); gap: 1.5rem; }
    .doc-toc { position: static; max-height: none; padding-bottom: 1.25rem; border-bottom: 1px solid var(--hairline); }
    .doc-toc ol { columns: 2; column-gap: 1.5rem; }
    .example-grid { grid-template-columns: minmax(0, 1fr); gap: 1.5rem; }
    .example-side { position: static; }
    .exports { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 767.98px) {
    .jump { grid-template-columns: 1fr; }
    .verdicts { grid-template-columns: 1fr; }
    .prose .anchor { display: none; }
}
@media (max-width: 479.98px) {
    .doc-toc ol { columns: 1; }
}
.doc-toc li a[aria-current] { color: var(--text); font-weight: 500; border-left-color: var(--accent); }

[hidden] { display: none !important; }

/* ─── /scoring ─── */
.btn-sm { height: 2rem; padding: 0 .8rem; font-size: .8rem; background: var(--bg); cursor: pointer; font-family: inherit; color: var(--text); }
.presets { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; margin-bottom: 1.25rem; }
.presets .eyebrow { margin: 0 .5rem 0 0; }
.calc { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 1.5rem; align-items: start; }
.calc-form { border: 1px solid var(--hairline); border-radius: 14px; overflow: hidden; }
.field { padding: 1rem 1.2rem; }
.field + .field, .calc-form .check { border-top: 1px solid var(--hairline); }
.field label { display: flex; flex-direction: column; gap: .15rem; font-weight: 600; font-size: .92rem; margin-bottom: .55rem; }
.field-row { display: flex; align-items: center; gap: .75rem; }
.field-row input, .field-row select {
    flex: 1; min-width: 0; height: 2.4rem; padding: 0 .7rem;
    border: 1px solid var(--hairline-strong); border-radius: 8px; background: var(--bg);
    font: inherit; font-size: .88rem; color: var(--text);
}
.field-row input { flex: 0 0 6rem; font-family: var(--mono); }
.field-row input:focus, .field-row select:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.field-hint { flex: 1; font-size: .8rem; color: var(--muted); }
.field-help { margin: .45rem 0 0; font-size: .78rem; color: var(--muted); }
.pt {
    flex: 0 0 2.2rem; height: 2.2rem; display: inline-flex; align-items: center; justify-content: center;
    border-radius: 8px; background: var(--bg-soft); border: 1px solid var(--hairline);
    font-family: var(--mono); font-weight: 500; color: var(--accent);
}
.check { display: flex; gap: .6rem; align-items: baseline; padding: 1rem 1.2rem; font-size: .86rem; color: var(--muted); cursor: pointer; }
.check input { accent-color: var(--accent); }
.calc-result { position: sticky; top: 1.5rem; display: flex; flex-direction: column; gap: 1rem; }
.result { border: 1px solid var(--hairline); border-radius: 14px; padding: 1.2rem; }
.result-main {
    border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow);
    background: radial-gradient(120% 140% at 100% 0%, var(--accent-glow), transparent 55%), var(--bg);
}
.result-k { display: flex; justify-content: space-between; gap: 1rem; font-weight: 600; font-size: .9rem; margin-bottom: .6rem; }
.result-k span { font-family: var(--mono); font-weight: 400; font-size: .68rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.result-v { display: flex; align-items: center; gap: .9rem; }
.result-v b { font-family: var(--mono); font-weight: 500; font-size: 2.6rem; line-height: 1; letter-spacing: -.02em; }
.result-v .mono { color: var(--muted); font-size: .82rem; }
.result-v .level { margin-left: auto; font-size: .76rem; }
.overrides { margin: 1rem 0 0; padding: .8rem 0 0 1.1rem; border-top: 1px solid var(--hairline); font-size: .82rem; color: var(--muted); }
.overrides li + li { margin-top: .3rem; }
.level-medium { background: #fef9c3; color: #854d0e; }
.level-low { background: #dcfce7; color: #166534; }
.level-none { background: var(--bg-soft); color: var(--muted); border: 1px solid var(--hairline); }
.inputs, .levels { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 1rem; }
.inputs td:last-child, .levels td:last-child { width: 1%; text-align: right; font-family: var(--mono); white-space: nowrap; }
.inputs td:first-child { white-space: normal; }
.levels { margin-top: 1.25rem; }
.sub { font-size: 1rem; font-weight: 600; margin: 2rem 0 .75rem; }
.overrides-static { margin: 0; padding-left: 1.25rem; font-size: .9rem; color: var(--muted); }
.overrides-static li + li { margin-top: .4rem; }
.overrides-static b { color: var(--text); font-weight: 600; }
.beliefs-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.steps .num { min-width: 2.2rem; }

/* ─── /faq ─── */
.faq { border-top: 1px solid var(--hairline); }
.faq details { border-bottom: 1px solid var(--hairline); scroll-margin-top: 1rem; }
.faq summary {
    display: flex; justify-content: space-between; align-items: center; gap: 1rem;
    padding: 1.05rem .25rem; cursor: pointer; list-style: none; font-weight: 600; font-size: .98rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
    content: "+"; flex: none; font-family: var(--mono); font-weight: 400; font-size: 1.1rem; color: var(--muted);
    transition: transform .2s ease;
}
.faq details[open] summary::after { transform: rotate(45deg); color: var(--accent); }
.faq summary:hover { color: var(--accent); }
.faq details > div { padding: 0 .25rem 1.2rem; max-width: 70ch; }
.faq details p { margin: 0 0 .7rem; font-size: .92rem; color: #374151; }
.faq details p:last-child { margin-bottom: 0; }

@media (max-width: 960px) {
    .calc { grid-template-columns: minmax(0, 1fr); }
    .calc-result { position: static; }
    .beliefs-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 767.98px) {
    .inputs, .levels { grid-template-columns: minmax(0, 1fr); }
    .beliefs-4 { grid-template-columns: minmax(0, 1fr); }
}
/* Six nav entries: below 720px the nav scrolls sideways instead of wrapping. */
@media (max-width: 719.98px) {
    .site-header-inner { gap: .75rem; }
    .site-nav { overflow-x: auto; scrollbar-width: none; gap: .9rem; font-size: .82rem; white-space: nowrap; padding: 6px 2px 8px; }
    .site-nav::-webkit-scrollbar { display: none; }
    .brand { flex: none; }
}

/* ─── Footer nav ─── */
.footer-nav { display: flex; flex-wrap: wrap; gap: .4rem 1rem; }
.footer-nav a { text-decoration: none; }
.footer-nav a:hover { color: var(--text); }

/* ─── /authorities ─── */
.block-meta { margin-left: auto; font-family: var(--mono); font-size: .7rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.registry td { vertical-align: middle; }
.registry td:nth-child(2) { white-space: normal; min-width: 14rem; }
.code-pill { font-size: .86rem; font-weight: 600; padding: .25em .55em; border-radius: 6px; background: var(--text); color: var(--bg); }
.cell-sub { display: block; margin-top: .15rem; font-size: .8rem; color: var(--muted); }
.muted { color: var(--muted); }
.apply { list-style: none; counter-reset: step; margin: 0; padding: 0; }
.apply li { counter-increment: step; display: grid; grid-template-columns: 2.25rem minmax(0, 1fr); gap: .1rem .75rem; padding: 1rem 0; border-top: 1px solid var(--hairline); font-size: .9rem; }
.apply li:last-child { border-bottom: 1px solid var(--hairline); }
.apply li::before { content: "0" counter(step); grid-row: 1 / 3; font-family: var(--mono); font-size: .72rem; color: var(--accent); padding-top: .2rem; }
.apply b { font-weight: 600; }
.apply span { color: var(--muted); }

/* ─── Header CTA ─── */
.site-nav a.nav-cta { color: var(--text); font-weight: 600; padding: .2rem .7rem; border: 1px solid var(--hairline-strong); border-radius: 999px; }
.site-nav a.nav-cta:hover { border-color: var(--accent); color: var(--accent); }
.site-nav a.nav-cta[aria-current="page"] { background: var(--text); color: var(--bg); border-color: var(--text); }
.site-nav a.nav-cta[aria-current="page"]::after { display: none; }
.brand[aria-current="page"]::after { display: none; }

/* ─── /builder ─── */
.shell-wide { max-width: 1320px; }
.builder { padding-top: 2rem; }
.btoolbar { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; padding-bottom: 1.25rem; border-bottom: 1px solid var(--hairline); }
.btn-file { position: relative; overflow: hidden; }
.btn-file input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.btn-file:focus-within { outline: 2px solid var(--accent); outline-offset: 2px; }
.bselect {
    height: 2rem; padding: 0 .6rem; border: 1px solid var(--hairline-strong); border-radius: 8px;
    background: var(--bg); font: inherit; font-size: .8rem; color: var(--text); max-width: 100%;
}
.bstatus { font-size: .8rem; color: var(--muted); margin-left: .25rem; }
.bstatus.bad { color: #b91c1c; }
.bcols { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 26rem); gap: 2rem; align-items: start; padding-top: 1.5rem; }

.bform { display: flex; flex-direction: column; gap: .9rem; }
.blayer { border: 1px solid var(--hairline); border-radius: 14px; background: var(--bg); }
.blayer > summary {
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
    padding: .9rem 1.1rem; cursor: pointer; list-style: none;
}
.blayer > summary::-webkit-details-marker { display: none; }
.blayer-title { font-family: var(--mono); font-weight: 600; font-size: .95rem; display: inline-flex; align-items: center; gap: .6rem; }
.blayer-title::before { content: "▸"; color: var(--muted); font-size: .8em; transition: transform .15s ease; }
.blayer[open] .blayer-title::before { transform: rotate(90deg); }
.blayer[open] > summary { border-bottom: 1px solid var(--hairline); }
.blayer-intro { margin: 0; padding: .8rem 1.1rem 0; font-size: .84rem; color: var(--muted); }
.blayer > div, .blayer > .bgrid, .blayer > p.muted { padding: 1rem 1.1rem 1.1rem; }
.switch { display: inline-flex; align-items: center; gap: .45rem; font-size: .78rem; color: var(--muted); cursor: pointer; }
.switch input { accent-color: var(--accent); }

.bgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr)); gap: .85rem 1rem; }
.bf { display: flex; flex-direction: column; gap: .3rem; min-width: 0; }
.bf-wide, .bgroup, .blist { grid-column: 1 / -1; }
.bf label, .blabel, .bf-multi legend { font-family: var(--mono); font-size: .74rem; color: var(--muted); }
.bf small { font-size: .72rem; color: var(--muted); }
.bf input, .bf select, .bf textarea, .bevent select, .bevent input {
    width: 100%; min-width: 0; height: 2.2rem; padding: 0 .6rem;
    border: 1px solid var(--hairline-strong); border-radius: 7px; background: var(--bg);
    font: inherit; font-size: .86rem; color: var(--text);
}
.bf textarea { height: auto; padding: .5rem .6rem; resize: vertical; font-family: var(--mono); font-size: .8rem; }
.bf input:focus, .bf select:focus, .bf textarea:focus, .bevent select:focus, .bevent input:focus, .bselect:focus {
    outline: 2px solid var(--accent); outline-offset: 0; border-color: transparent;
}
.bf-multi { border: 0; padding: 0; margin: 0; display: flex; flex-direction: row; flex-wrap: wrap; align-items: center; gap: .35rem .5rem; }
.bf-multi legend { width: 100%; float: left; }
.bf-multi legend { margin-bottom: .35rem; padding: 0; }
.chk {
    display: inline-flex; align-items: center; gap: .35rem; padding: .25rem .6rem;
    border: 1px solid var(--hairline-strong); border-radius: 999px; font-family: var(--mono); font-size: .74rem; cursor: pointer;
}
.chk:has(input:checked) { border-color: var(--accent); background: var(--accent-glow); }
.bf .chk input { width: auto; height: auto; padding: 0; border: 0; accent-color: var(--accent); margin: 0; }
.bgroup { border: 1px dashed var(--hairline-strong); border-radius: 10px; padding: .8rem .9rem .9rem; margin: 0; }
.bgroup > legend { font-family: var(--mono); font-size: .76rem; font-weight: 600; padding: 0 .35rem; }
.blist { display: flex; flex-direction: column; gap: .6rem; }
.blist-head { display: flex; align-items: center; gap: .5rem; font-family: var(--mono); font-size: .76rem; font-weight: 600; }
.blist-head .count { font-weight: 400; color: var(--muted); }
.bitem { border: 1px solid var(--hairline); border-radius: 10px; background: var(--bg-soft); padding: .7rem .9rem .9rem; margin: 0; }
.bitem > legend { display: flex; align-items: center; gap: .6rem; font-family: var(--mono); font-size: .72rem; color: var(--muted); padding: 0 .3rem; }
.linkbtn { border: 0; background: none; padding: 0; font: inherit; font-size: .72rem; color: #b91c1c; cursor: pointer; text-decoration: underline; text-underline-offset: 2px; }
.addbtn {
    align-self: flex-start; height: 1.9rem; padding: 0 .75rem; border: 1px dashed var(--hairline-strong); border-radius: 7px;
    background: none; font-family: var(--mono); font-size: .74rem; color: var(--text); cursor: pointer;
}
.addbtn:hover { border-color: var(--accent); color: var(--accent); }
.bevents { gap: .45rem; }
.bevent { display: grid; grid-template-columns: 9.5rem minmax(0, 1fr) auto; gap: .5rem; align-items: center; }

.bpanel { position: sticky; top: 1rem; display: flex; flex-direction: column; gap: .9rem; height: calc(100vh - 2rem); min-height: 30rem; }
/* The export card takes what is left of the screen and only its YAML scrolls,
   so the buttons below it are always in view. */
.bpanel .bcard:last-child { flex: 1; min-height: 0; display: flex; flex-direction: column; }
.bcard { border: 1px solid var(--hairline); border-radius: 14px; padding: 1rem 1.1rem; background: var(--bg); }
.bcard-head { display: flex; justify-content: space-between; align-items: center; gap: .75rem; margin-bottom: .75rem; font-weight: 600; font-size: .88rem; }
.bcard-head .mono { font-weight: 400; color: var(--muted); font-size: .7rem; }
.bscores { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
.bscores div { display: flex; flex-direction: column; align-items: flex-start; gap: .3rem; }
.bscores b { font-family: var(--mono); font-weight: 500; font-size: 2rem; line-height: 1; }
.bpoints { margin: .75rem 0 0; font-size: .68rem; color: var(--muted); }
.badge { font-family: var(--mono); font-size: .68rem; font-weight: 500; padding: .2em .55em; border-radius: 4px; text-transform: uppercase; letter-spacing: .05em; }
.badge-ok { background: #dcfce7; color: #166534; }
.badge-ko { background: #fee2e2; color: #991b1b; }
.bchecks { list-style: none; margin: 0; padding: 0; font-size: .8rem; max-height: 9rem; overflow-y: auto; }
.bchecks:empty::before { content: "No problem found."; color: var(--muted); }
.bchecks li { padding: .4rem 0 .4rem .9rem; border-top: 1px solid var(--hairline); position: relative; color: #374151; }
.bchecks li::before { content: ""; position: absolute; left: 0; top: .85em; width: .4rem; height: .4rem; border-radius: 50%; background: #dc2626; }
.bchecks li.warn::before { background: var(--accent); }
.bchecks code { font-size: .74rem; }
.bdropped { margin: 0 0 .6rem; font-size: .78rem; color: var(--accent); }
.bdropped:empty { display: none; }
.byaml { flex: 1; min-height: 6rem; overflow: auto; font-size: .72rem; padding: 1rem; }
.bpanel .actions { margin-top: .9rem; }
.bnote { margin: .75rem 0 0; font-size: .74rem; color: var(--muted); }
.bdialog { width: min(40rem, calc(100vw - 2rem)); border: 1px solid var(--hairline-strong); border-radius: 14px; padding: 1.25rem; }
.bdialog::backdrop { background: rgba(15, 23, 42, .35); }
.bdialog h2 { font-family: var(--serif); font-weight: 400; font-size: 1.3rem; margin: 0 0 .9rem; }
.bdialog textarea { width: 100%; padding: .7rem; border: 1px solid var(--hairline-strong); border-radius: 8px; font-family: var(--mono); font-size: .78rem; }

@media (max-width: 1000px) {
    .bcols { grid-template-columns: minmax(0, 1fr); }
    .bpanel { position: static; height: auto; min-height: 0; }
    .byaml { max-height: 24rem; }
}
@media (max-width: 479.98px) {
    .bevent { grid-template-columns: minmax(0, 1fr) auto; }
    .bevent select { grid-column: 1 / -1; }
    .bscores { grid-template-columns: 1fr; }
}

/* ─── /authorities: signing keys ─── */
.registry .key-cell { white-space: normal; }
.fp { display: block; font-size: .78rem; line-height: 1.5; word-spacing: .15em; max-width: 25ch; }
.key-exp { display: inline-block; margin-top: .3rem; font-family: var(--mono); font-size: .68rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.key-expired { color: #b91c1c; }
/* The key row continues the authority above it: no rule between them. */
.registry .key-row td { border-top: 0; padding-top: 0; white-space: normal; }
.registry .key-cell .raw { display: block; margin-top: .35rem; font-size: .72rem; }
.key summary { display: inline-block; cursor: pointer; font-size: .8rem; color: var(--muted); }
.key summary:hover { color: var(--accent); }
.key[open] summary { color: var(--text); }
/* Armored lines wrap instead of pushing the table wider. */
.key pre { margin: .6rem 0 0; padding: .9rem 1rem; font-size: .7rem; line-height: 1.55; white-space: pre-wrap; overflow-wrap: anywhere; }
/* `.table-wrap td code` keeps codes on one line; the armored key must not. */
.table-wrap .key pre code { white-space: pre-wrap; }
.table-wrap .fp { white-space: normal; }