/* IBM Plex Sans (SIL Open Font License 1.1, fonts/plex/OFL.txt), self-hosted:
   the CSP allows fonts from this site only. Latin and Latin Extended,
   in the three weights the page uses. */
@font-face {
  font-family: "IBM Plex Sans";
  src: url("fonts/plex/ibm-plex-sans-latin-ext-400-normal.woff2?v=1") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
@font-face {
  font-family: "IBM Plex Sans";
  src: url("fonts/plex/ibm-plex-sans-latin-400-normal.woff2?v=1") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face {
  font-family: "IBM Plex Sans";
  src: url("fonts/plex/ibm-plex-sans-latin-ext-600-normal.woff2?v=1") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
@font-face {
  font-family: "IBM Plex Sans";
  src: url("fonts/plex/ibm-plex-sans-latin-600-normal.woff2?v=1") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face {
  font-family: "IBM Plex Sans";
  src: url("fonts/plex/ibm-plex-sans-latin-ext-700-normal.woff2?v=1") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
@font-face {
  font-family: "IBM Plex Sans";
  src: url("fonts/plex/ibm-plex-sans-latin-700-normal.woff2?v=1") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}

/* Default palette: a night-sky navy band over snow-white report sheets, a
   teal action colour and a yellow rule under the band (a knit winter hat and
   its pom-pom). Deployments override any of these tokens locally through
   THEME_COLORS, which the server renders into /theme.css (see README).
   The accent marks action, selection and focus only; it is never a status. */
:root {
  --accent: #138c9c;
  --accent-ink: #000000;
  --accent-hover: #1aa5b8;
  --bar: #1b2a41;
  --bar-ink: #ffffff;
  --bar-muted: #b9c6d3;
  --bar-field: #24364f;
  --bar-line: #4a5f80;
  --bar-line-hover: #7488a6;
  --bar-placeholder: #93a3b8;
  --bar-error: #ffb4ab;
  --bar-edge: #f2c230;

  --ground: #edf1f5;
  --sheet: #ffffff;
  --sheet-alt: #f5f7fa;
  --ink: #16202b;
  --muted: #4f5b68;
  --rule: #d5dce3;
  --rule-strong: #9fadbb;
  --link: #16202b;

  --fail: #b3261e;   --fail-bg: #fbeceb;
  --warn: #8a5a00;   --warn-bg: #fbf3e0;
  --note: #35577a;   --note-bg: #ebf1f6;
  --pass: #2c6a3d;   --pass-bg: #e9f3ec;

  --plate: #ffffff;
  --plate-ink: #16202b;
  --plate-muted: #4f5b68;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;

  /* fixed type scale: 12 / 13 / 15 / 18 / 22 / 28 px */
  --fs-xs: 0.75rem;
  --fs-sm: 0.8125rem;
  --fs-md: 0.9375rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.375rem;
  --fs-2xl: 1.75rem;
  --s1: 4px; --s2: 8px; --s3: 12px; --s4: 16px; --s5: 24px; --s6: 32px; --s7: 48px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bar: #0e1726;
    --bar-field: #18263a;
    --ground: #10151b;
    --sheet: #181f27;
    --sheet-alt: #1e2630;
    --ink: #e8edf2;
    --muted: #a5b1bd;
    --rule: #2d3742;
    --rule-strong: #4b5866;
    --link: #e8edf2;
    --fail: #ff8a7f;   --fail-bg: #3a1714;
    --warn: #e7b65a;   --warn-bg: #33270f;
    --note: #9cc1e6;   --note-bg: #16263a;
    --pass: #7fcf94;   --pass-bg: #142a1b;
    --plate: #dfe5ea;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: var(--s4); }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 400 var(--fs-md)/1.5 var(--sans);
  font-variant-numeric: tabular-nums;
}
::selection { background: color-mix(in srgb, var(--accent) 30%, transparent); color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
a { color: var(--link); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { text-decoration-color: var(--accent); }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 var(--s4); }
.skip { position: absolute; left: -999px; top: 0; background: var(--accent); color: var(--accent-ink); padding: var(--s2) var(--s3); z-index: 10; }
.skip:focus { left: var(--s2); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
svg.i { width: 16px; height: 16px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; vertical-align: -3px; }

/* ---------- Header band ---------- */
.bar {
  background: var(--bar);
  color: var(--bar-ink);
  border-bottom: 3px solid var(--bar-edge);
}
.bar-inner { display: grid; grid-template-columns: minmax(180px, 240px) 1fr; gap: var(--s5); padding-top: var(--s4); padding-bottom: var(--s4); align-items: start; }
.brand { display: flex; flex-direction: column; padding-top: 22px; }
.brand-name { font-size: var(--fs-lg); font-weight: 700; letter-spacing: -0.01em; color: inherit; text-decoration: none; }
.brand-name:hover { text-decoration: underline; text-decoration-color: var(--bar-edge); }
.brand-sub { font-size: var(--fs-sm); color: var(--bar-muted); }
.bar-links { display: flex; flex-wrap: wrap; gap: var(--s1) var(--s4); margin-top: var(--s3); font-size: var(--fs-sm); font-weight: 600; }
.bar-links a { color: var(--bar-ink); text-decoration: underline; text-decoration-color: var(--bar-edge); text-decoration-thickness: 2px; text-underline-offset: 4px; }
.bar-links a:hover { text-decoration-thickness: 3px; }
.bar-links a[aria-current="page"] { color: var(--bar-muted); text-decoration: none; }
.probe-row { display: flex; gap: var(--s3); align-items: flex-end; }
.field { display: flex; flex-direction: column; gap: var(--s1); min-width: 0; }
.field > span { font-size: var(--fs-xs); font-weight: 600; color: var(--bar-muted); }
.field.host { flex: 1 1 auto; }
.field.port { flex: 0 0 96px; }
.bar input {
  font: inherit; font-family: var(--mono); font-size: var(--fs-md);
  height: 40px; padding: 0 var(--s3);
  color: var(--bar-ink); background: var(--bar-field);
  border: 1px solid var(--bar-line); border-radius: 3px; width: 100%;
}
.bar input::placeholder { color: var(--bar-placeholder); }
.bar input:hover { border-color: var(--bar-line-hover); }
.bar input:focus-visible { outline-offset: 0; border-color: var(--accent); }
.btn-primary {
  font: inherit; font-weight: 700; height: 40px; padding: 0 var(--s5);
  background: var(--accent); color: var(--accent-ink);
  border: 0; border-radius: 3px; cursor: pointer; white-space: nowrap;
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:focus-visible { outline-color: #fff; }
.btn-primary:disabled { opacity: 0.65; cursor: progress; }
.advanced { margin-top: var(--s2); font-size: var(--fs-sm); }
.advanced summary { cursor: pointer; color: var(--bar-muted); width: max-content; padding: 4px 0; }
.advanced summary:hover { color: var(--bar-ink); }
.advanced .field { margin-top: var(--s2); max-width: 560px; }
.form-error { color: var(--bar-error); margin: var(--s2) 0 0; font-size: var(--fs-sm); }

/* ---------- Report sheet ---------- */
main.wrap { padding-top: var(--s5); padding-bottom: var(--s5); }
main:focus { outline: none; }
.sheet { background: var(--sheet); border: 1px solid var(--rule); border-radius: 4px; }
.report-head { padding: var(--s5) var(--s5) var(--s4); border-bottom: 1px solid var(--rule); }
.report-head h1 { margin: 0; font-size: var(--fs-2xl); line-height: 1.2; letter-spacing: -0.015em; font-weight: 700; overflow-wrap: anywhere; }
.report-head .resolution { margin: var(--s1) 0 0; color: var(--muted); font-size: var(--fs-sm); }
.mono { font-family: var(--mono); font-size: 0.92em; overflow-wrap: anywhere; }
/* Cells size to their content and stretch to fill each row, so a wrapped row never leaves empty cells. */
.meta { display: flex; flex-wrap: wrap; gap: 0; margin: var(--s4) 0 0; border: 1px solid var(--rule); border-radius: 3px; overflow: hidden; }
.meta div { flex: 1 1 auto; min-width: 128px; padding: var(--s2) var(--s3); box-shadow: 1px 0 0 var(--rule), 0 1px 0 var(--rule); }
.meta div.wide { flex-grow: 2; }
.meta dt { font-size: var(--fs-xs); color: var(--muted); font-weight: 600; }
.meta dd { margin: 0; font-size: var(--fs-sm); font-weight: 600; overflow-wrap: break-word; }

/* Tabs */
.tabs { display: flex; gap: 0; padding: 0 var(--s5); border-bottom: 1px solid var(--rule); overflow-x: auto; }
.tab {
  font: inherit; font-family: var(--mono); font-size: var(--fs-sm);
  background: none; border: 0; border-bottom: 3px solid transparent; color: var(--muted);
  padding: var(--s3) var(--s3) calc(var(--s3) - 3px); margin-bottom: -1px; cursor: pointer;
  display: inline-flex; gap: var(--s2); align-items: center; white-space: nowrap;
}
.tab:hover { color: var(--ink); }
.tab[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--accent); font-weight: 600; }
/* RSA / ECDSA certificate switch inside an IP panel. */
.keytypes { margin: 0 0 var(--s4); }
.keytypes p { margin: 0 0 var(--s2); color: var(--muted); font-size: var(--fs-sm); }
.seg-group { display: inline-flex; flex-wrap: wrap; border: 1px solid var(--rule-strong); border-radius: 6px; overflow: hidden; }
.seg { font: inherit; font-size: var(--fs-sm); color: var(--muted); background: var(--sheet); border: 0; padding: 8px 14px; min-height: 40px; cursor: pointer; display: inline-flex; gap: 8px; align-items: center; }
.seg + .seg { border-left: 1px solid var(--rule-strong); }
.seg:hover { color: var(--ink); background: var(--sheet-alt); }
.seg[aria-pressed="true"] { color: var(--accent-ink); font-weight: 600; background: var(--accent); }
.seg[aria-pressed="true"] .flag { color: inherit; }
.seg:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.keynote { margin: calc(-1 * var(--s2)) 0 var(--s4); color: var(--muted); font-size: var(--fs-sm); }

.panel { padding: var(--s5); }
.panel > section + section { margin-top: var(--s6); }
h2.sec { font-size: var(--fs-lg); margin: 0 0 var(--s3); font-weight: 700; display: flex; align-items: baseline; gap: var(--s3); flex-wrap: wrap; }
h2.sec small { font-size: var(--fs-sm); font-weight: 400; color: var(--muted); }

/* Flags: word + shape, colour only as reinforcement */
.flag { display: inline-flex; align-items: center; gap: 6px; font-size: var(--fs-xs); font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; white-space: nowrap; }
.flag.fail { color: var(--fail); } .flag.warn { color: var(--warn); }
.flag.info { color: var(--note); } .flag.pass { color: var(--pass); }

/* Interpretation */
.interp { border: 1px solid var(--rule-strong); border-radius: 3px; padding: var(--s4) var(--s5); background: var(--sheet-alt); }
.interp.fail { background: var(--fail-bg); border-color: color-mix(in srgb, var(--fail) 45%, transparent); }
.interp.warn { background: var(--warn-bg); border-color: color-mix(in srgb, var(--warn) 45%, transparent); }
.interp.pass { background: var(--pass-bg); border-color: color-mix(in srgb, var(--pass) 40%, transparent); }
.interp-top { display: flex; justify-content: space-between; align-items: flex-start; gap: var(--s4); }
.interp .verdict { margin: 0; font-size: var(--fs-xl); font-weight: 700; line-height: 1.3; letter-spacing: -0.01em; display: flex; gap: var(--s2); align-items: center; }
.interp .verdict svg.i { width: 22px; height: 22px; }
.interp.fail .verdict { color: var(--fail); } .interp.warn .verdict { color: var(--warn); } .interp.pass .verdict { color: var(--pass); }
.fixes { margin: var(--s3) 0 0; padding-left: 1.25em; max-width: 64ch; }
.fixes li { margin-top: var(--s2); }
.fixes li::marker { font-weight: 700; }
.fixes ul { margin: var(--s1) 0 0; padding-left: 1.1em; font-size: var(--fs-sm); }

/* Result table */
table.results { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); }
.results th { text-align: left; font-size: var(--fs-xs); font-weight: 700; color: var(--muted); padding: var(--s2) var(--s3); border-bottom: 1px solid var(--rule-strong); }
.results td { padding: var(--s3); border-bottom: 1px solid var(--rule); vertical-align: top; }
.results tr.fail td { background: var(--fail-bg); }
.results tr.warn td { background: var(--warn-bg); }
.results td.test { font-weight: 600; width: 22%; }
.results td.expected { color: var(--muted); width: 26%; }
.results td.flagcell { width: 96px; }
.results ul { margin: var(--s1) 0 0; padding-left: 1.1em; overflow-wrap: anywhere; }

/* Validity range graph */
.range { border: 1px solid var(--rule); border-radius: 3px; padding: var(--s3) var(--s4) var(--s2); }
.range-row { display: grid; grid-template-columns: minmax(0, 15rem) 1fr minmax(0, 11rem); gap: var(--s3); align-items: center; min-height: 32px; }
.range-row + .range-row { border-top: 1px dashed var(--rule); }
.range-label { font-size: var(--fs-sm); font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.range-label .pos { color: var(--muted); font-weight: 400; margin-right: 6px; }
.range-dates { font-size: var(--fs-xs); color: var(--muted); text-align: right; white-space: nowrap; }
.range-dates b { color: var(--ink); font-weight: 600; }
.range-dates.fail b { color: var(--fail); } .range-dates.warn b { color: var(--warn); }
.track { position: relative; height: 32px; }
.bar-v { position: absolute; top: 11px; height: 10px; background: var(--ink); border-radius: 1px; min-width: 3px; opacity: 0.82; }
.bar-v.store { background: transparent; border: 1.5px dashed var(--ink); opacity: 0.6; }
.bar-v.expiring_soon { background: var(--warn); opacity: 1; }
.bar-v.expired, .bar-v.not_yet_valid { background: repeating-linear-gradient(135deg, var(--fail) 0 3px, transparent 3px 6px); border: 1.5px solid var(--fail); opacity: 1; }
.bar-v.cut-l { border-top-left-radius: 0; border-bottom-left-radius: 0; -webkit-mask: linear-gradient(90deg, transparent, #000 10px); mask: linear-gradient(90deg, transparent, #000 10px); }
.bar-v.cut-r { -webkit-mask: linear-gradient(270deg, transparent, #000 10px); mask: linear-gradient(270deg, transparent, #000 10px); }
.today { position: absolute; top: 0; bottom: 0; width: 0; border-left: 1.5px solid var(--ink); }
.axis { position: relative; height: 22px; margin-left: calc(15rem + var(--s3)); margin-right: calc(11rem + var(--s3)); font-size: var(--fs-xs); color: var(--muted); }
.axis span { position: absolute; top: 4px; transform: translateX(-50%); white-space: nowrap; }
.axis span.today-l { color: var(--ink); font-weight: 700; top: 4px; }
.axis span.today-l::before { content: ""; position: absolute; left: 50%; top: -6px; height: 6px; border-left: 1.5px solid var(--ink); }
.bar-v.short { min-width: 10px; -webkit-mask: none; mask: none; }

/* Certificate rows */
.certs { border: 1px solid var(--rule); border-radius: 3px; }
.cert-head, details.cert > summary {
  display: grid; grid-template-columns: 3rem minmax(0, 1.3fr) minmax(0, 1.1fr) 7.5rem minmax(0, 1.2fr) 1.25rem;
  gap: var(--s3); align-items: center; padding: var(--s2) var(--s3);
}
.cert-head { font-size: var(--fs-xs); font-weight: 700; color: var(--muted); border-bottom: 1px solid var(--rule-strong); }
details.cert + details.cert { border-top: 1px solid var(--rule); }
details.cert > summary { list-style: none; cursor: pointer; font-size: var(--fs-sm); min-height: 48px; }
details.cert > summary::-webkit-details-marker { display: none; }
details.cert > summary:hover { background: var(--sheet-alt); }
details.cert[open] > summary { background: var(--sheet-alt); border-bottom: 1px solid var(--rule); }
.c-pos { font-weight: 700; color: var(--muted); }
.c-subj { font-weight: 600; overflow-wrap: anywhere; }
.c-iss { color: var(--muted); overflow-wrap: anywhere; }
.c-exp b { font-weight: 600; }
.c-exp.fail b { color: var(--fail); } .c-exp.warn b { color: var(--warn); }
.c-flags { display: flex; flex-wrap: wrap; gap: 4px 10px; }
/* Root store results: one entry per store, icon + name + word. */
.stores { list-style: none; margin: var(--s2) 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 14px; }
.results td.result ul.stores { padding: 0; }
.stores li { margin: 0; }
.store-word { font-weight: 400; }
.kv dd .stores { margin: 0 0 var(--s1); }
/* Explanatory tooltip on a store name; shown on hover and keyboard focus. */
.tip { position: relative; text-decoration: underline dotted; text-underline-offset: 3px; cursor: help; }
.tip:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 2px; }
.tip:hover::after, .tip:focus-visible::after {
  content: attr(data-tip); position: absolute; z-index: 20; left: 0; bottom: calc(100% + 6px);
  width: max-content; max-width: min(34ch, 72vw); white-space: normal; text-align: left;
  font-size: var(--fs-xs); font-weight: 400; line-height: 1.4; color: var(--sheet); background: var(--ink);
  padding: 6px 8px; border-radius: 4px; box-shadow: 0 2px 8px rgb(0 0 0 / 0.18); pointer-events: none;
}
.tag { font-size: var(--fs-xs); font-weight: 600; color: var(--muted); white-space: nowrap; display: inline-flex; gap: 4px; align-items: center; }
.tag.fail { color: var(--fail); } .tag.warn { color: var(--warn); } .tag.pass { color: var(--pass); } .tag.info { color: var(--note); }
.chev { color: var(--muted); transition: transform 160ms cubic-bezier(0.2, 0.7, 0.2, 1); }
details[open] > summary .chev { transform: rotate(90deg); }
.cert-body { padding: var(--s4) var(--s4) var(--s4) calc(3rem + var(--s3) * 2); }
dl.kv { display: grid; grid-template-columns: minmax(9rem, max-content) 1fr; gap: 6px var(--s4); margin: 0; font-size: var(--fs-sm); }
dl.kv dt { color: var(--muted); }
dl.kv dd { margin: 0; overflow-wrap: anywhere; min-width: 0; }
.pem-head { display: flex; justify-content: space-between; align-items: center; margin: var(--s4) 0 var(--s2); font-size: var(--fs-sm); font-weight: 700; }
.btn-quiet {
  font: inherit; font-size: var(--fs-xs); font-weight: 600; color: var(--ink);
  background: var(--sheet); border: 1px solid var(--rule-strong); border-radius: 3px;
  min-height: 32px; padding: 4px 12px; cursor: pointer; display: inline-flex; gap: 6px; align-items: center;
}
.btn-quiet:hover { border-color: var(--ink); }
pre.pem {
  margin: 0; padding: var(--s3); background: var(--sheet-alt); border: 1px solid var(--rule); border-radius: 3px;
  font: var(--fs-xs)/1.45 var(--mono); overflow: auto; max-height: 260px;
  scrollbar-color: var(--rule-strong) transparent; scrollbar-width: thin;
}

/* Paths figure: a light plate in both themes so diagram colours stay true */
figure.plate { margin: 0; background: var(--plate); color: var(--plate-ink); border: 1px solid var(--rule); border-radius: 3px; padding: var(--s4); overflow-x: auto; text-align: center; }
figure.plate svg { max-width: 100%; height: auto; }
figure.plate figcaption { text-align: left; margin-top: var(--s4); padding-top: var(--s3); border-top: 1px solid color-mix(in srgb, var(--plate-ink) 15%, transparent); }
figure.plate figcaption h3 { margin: 0 0 var(--s2); font-size: var(--fs-xs); font-weight: 700; color: var(--plate-ink); text-transform: uppercase; letter-spacing: 0.06em; }
.key { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); gap: var(--s3) var(--s5); }
.key li { display: flex; gap: var(--s3); align-items: flex-start; }
.key svg { width: 36px; height: 22px; flex: none; }
.key b { display: block; font-size: var(--fs-sm); color: var(--plate-ink); }
.key b + span { display: block; font-size: var(--fs-xs); color: var(--plate-muted); line-height: 1.4; }
table.paths { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); margin-top: var(--s3); }
.paths th { text-align: left; font-size: var(--fs-xs); color: var(--muted); padding: var(--s2) var(--s3); border-bottom: 1px solid var(--rule-strong); }
.paths td { padding: var(--s2) var(--s3); border-bottom: 1px solid var(--rule); vertical-align: top; }
.paths .route { overflow-wrap: anywhere; }
.paths .route .arrow { color: var(--muted); margin: 0 4px; }

/* Notices, empty, loading */
.notice { padding: var(--s5); }
.notice h2 { margin: 0 0 var(--s2); font-size: var(--fs-lg); }
.notice p { margin: 0; color: var(--muted); max-width: 62ch; }
.notice.fail h2 { color: var(--fail); }
.notice.warn h2 { color: var(--warn); }
.no-data { margin-bottom: var(--s5); }
.intro { padding: var(--s5); }
.intro h1 { font-size: var(--fs-xl); margin: 0 0 var(--s1); letter-spacing: -0.01em; }
.intro > p { margin: 0 0 var(--s4); color: var(--muted); max-width: 62ch; }
.loading { display: flex; align-items: center; gap: var(--s3); padding: var(--s5); font-weight: 600; }
.loading .meterbar { width: 120px; height: 3px; background: var(--rule); overflow: hidden; border-radius: 2px; position: relative; }
.loading .meterbar::after { content: ""; position: absolute; inset: 0; width: 40%; background: var(--accent); animation: sweep 1.1s cubic-bezier(0.3, 0, 0.2, 1) infinite; }
@keyframes sweep { from { transform: translateX(-100%); } to { transform: translateX(250%); } }
.reveal { animation: rise 260ms cubic-bezier(0.16, 1, 0.3, 1) both; }
@keyframes rise { from { opacity: 0.001; transform: translateY(6px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) {
  .loading .meterbar::after, .reveal { animation: none; }
  .chev { transition: none; }
}

.foot { color: var(--muted); font-size: var(--fs-xs); padding-bottom: var(--s6); }
.foot a { color: var(--muted); }

/* API help page */
.doc { padding: var(--s5) var(--s6); margin: var(--s5) 0; min-width: 0; }
.doc h1 { font-size: var(--fs-2xl); margin: 0 0 var(--s2); letter-spacing: -0.01em; }
.doc h2 { font-size: var(--fs-lg); margin: var(--s6) 0 var(--s2); padding-top: var(--s4); border-top: 1px solid var(--rule); }
.doc h3 { font-size: var(--fs-md); margin: var(--s5) 0 var(--s2); }
.doc p, .doc li { max-width: 62ch; }
.doc ul { padding-left: 1.25em; }
.doc li { margin: var(--s1) 0; }
.doc code { font-family: var(--mono); font-size: 0.9em; overflow-wrap: break-word; }
/* Help page: sticky section list on the left, wide sheet on the right. */
.doc-layout { display: grid; grid-template-columns: 13rem minmax(0, 1fr); gap: var(--s5); align-items: start; }
.doc-nav { position: sticky; top: 0; max-height: 100vh; overflow-y: auto; padding: var(--s5) 0; font-size: var(--fs-sm); }
.doc-nav-title { margin: 0 0 var(--s2); font-size: var(--fs-xs); font-weight: 700; color: var(--muted); }
.doc-nav ul { list-style: none; margin: 0; padding: 0; }
.doc-nav > ul { border-left: 1px solid var(--rule); }
.doc-nav a { display: block; padding: 5px var(--s3); color: var(--muted); text-decoration: none; border-radius: 0 3px 3px 0; }
.doc-nav ul ul a { padding-left: var(--s5); }
.doc-nav a:hover { color: var(--ink); text-decoration: underline; }
.doc-nav a[aria-current="true"] { color: var(--ink); font-weight: 600; background: var(--sheet); }
.code-head { display: flex; justify-content: space-between; align-items: center; gap: var(--s3); margin: var(--s3) 0 calc(-1 * var(--s3) + var(--s1)); font-size: var(--fs-xs); color: var(--muted); }
.code-head code { font-size: inherit; }
@media (max-width: 960px) {
  .doc-layout { display: block; }
  .doc-nav { position: static; max-height: none; padding: var(--s4) 0 0; }
  .doc-nav > ul { border-left: 0; display: flex; flex-wrap: wrap; gap: var(--s1) var(--s4); }
  .doc-nav ul ul { display: none; }
  .doc-nav a { padding: var(--s1) 0; }
  .doc { margin-top: var(--s4); }
}
pre.code { margin: var(--s3) 0; padding: var(--s3); background: var(--sheet-alt); border: 1px solid var(--rule); border-radius: 3px; font: var(--fs-xs)/1.5 var(--mono); overflow-x: auto; }
pre.code code { font-size: inherit; overflow-wrap: normal; }
table.params { width: 100%; max-width: 42rem; border-collapse: collapse; font-size: var(--fs-sm); margin: var(--s3) 0; }
.params th { text-align: left; font-size: var(--fs-xs); font-weight: 700; color: var(--muted); padding: var(--s2) var(--s3); border-bottom: 1px solid var(--rule-strong); }
.params td { padding: var(--s2) var(--s3); border-bottom: 1px solid var(--rule); vertical-align: top; }
.params td:first-child { white-space: nowrap; }
@media (max-width: 640px) {
  .doc { padding: var(--s4); }
}

/* Swagger UI reference (/swagger). Swagger UI only has light colours, so it
   sits on a light sheet in both schemes, like the diagram plate. */
.doc-lead { margin: var(--s5) 0 var(--s3); max-width: 62ch; color: var(--muted); }
.swagger-sheet { background: #fff; color: #3b4151; border: 1px solid var(--rule); border-radius: 4px; margin-bottom: var(--s5); padding: var(--s2) 0; overflow-x: auto; }
.swagger-loading { padding: var(--s5); margin: 0; }
.swagger-sheet .swagger-ui .info { margin: var(--s4) 0; }
.swagger-sheet .swagger-ui .scheme-container { box-shadow: none; padding: var(--s3) 0; }
.panel .meta { margin: 0 0 var(--s5); }

/* Touch screens: comfortable 44px targets for the small controls */
@media (pointer: coarse) {
  .btn-quiet { min-height: 44px; padding: 0 var(--s4); }
  .advanced summary { padding: 12px 0; }
  .bar-links a { padding: 10px 0; }
}

/* ---------- Narrow screens ---------- */
@media (max-width: 860px) {
  .bar-inner { grid-template-columns: 1fr; gap: var(--s3); }
  .brand { padding-top: 0; flex-direction: row; gap: var(--s3); align-items: baseline; flex-wrap: wrap; }
  .bar-links { flex-basis: 100%; margin-top: 0; }
  .cert-head { display: none; }
  details.cert > summary { grid-template-columns: 2.5rem 1fr 1.25rem; grid-template-areas: "pos subj chev" ". iss ." ". exp ." ". flags ."; row-gap: 2px; }
  .c-pos { grid-area: pos; } .c-subj { grid-area: subj; } .c-iss { grid-area: iss; } .c-exp { grid-area: exp; } .c-flags { grid-area: flags; } .chev { grid-area: chev; }
  .cert-body { padding-left: var(--s4); }
  .range-row { grid-template-columns: 1fr; gap: 0; padding: var(--s2) 0; }
  .range-dates { text-align: left; }
  .axis { margin-left: 0; margin-right: 0; }
}
@media (max-width: 640px) {
  .probe-row { flex-wrap: wrap; }
  .field.host { flex: 1 1 100%; }
  .field.port { flex: 1 1 80px; }
  .btn-primary { flex: 2 1 140px; }
  .report-head, .panel, .intro, .notice { padding: var(--s4); }
  .meta div.wide { flex-basis: 100%; }
  .tabs { padding: 0 var(--s2); }
  /* Headers stay in the accessibility tree; each cell shows its own label. */
  table.results thead, table.paths thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  table.results tr { display: grid; grid-template-columns: 1fr auto; border-bottom: 1px solid var(--rule); }
  table.results td { border: 0; width: auto !important; padding: var(--s1) var(--s3); }
  table.results td.test { grid-column: 1; padding-top: var(--s3); }
  table.results td.flagcell { grid-column: 2; grid-row: 1; padding-top: var(--s3); }
  table.results td.result, table.results td.expected { grid-column: 1 / -1; }
  table.results td.expected { padding-bottom: var(--s3); }
  table.results td.expected::before { content: "Expected: "; font-weight: 600; }
  .interp { padding: var(--s4); }
  .interp-top { flex-direction: column; gap: var(--s2); }
  dl.kv { grid-template-columns: 1fr; }
  dl.kv dt { margin-top: var(--s2); }
  /* Paths: one block per path: where it ends, the route, then the notes. */
  table.paths tr { display: grid; grid-template-columns: minmax(0, 1fr); border-bottom: 1px solid var(--rule); padding: var(--s2) 0; }
  table.paths td { border: 0; padding: var(--s1) var(--s3); }
  table.paths td.notes:empty, table.paths td.notes:not(:has(.tag)) { display: none; }
  table.paths td.notes .tag { white-space: normal; }
}

@media print {
  body { background: #fff; color: #000; }
  .bar { background: #fff; color: #000; border-bottom: 2px solid #000; }
  .probe, .skip, .btn-quiet, .chev, .tabs { display: none !important; }
  .brand { padding-top: 0; }
  .brand-sub { color: #333; }
  main.wrap { padding-top: 12px; }
  .sheet { border: 0; }
  .panel[hidden] { display: block !important; }
  .panel + .panel { break-before: page; }
  details.cert > summary { break-inside: avoid; }
  .results tr, .range-row { break-inside: avoid; }
  pre.pem { max-height: none; }
  .reveal { animation: none; }
}