/* XinSpect readability update: small interface text +1px, 2026-10-29. */
:root {
  color-scheme: light;
  --page: #eef3f9;
  --surface: #ffffff;
  --surface-soft: #f5f8fc;
  --surface-muted: #e8eef6;
  --ink: #101824;
  --muted: #536477;
  --faint: #7d8da1;
  --line: #d4dde8;
  --line-strong: #bac9db;
  --brand-blue: #2864bd;
  --brand-blue-strong: #174681;
  --blue: #326dc3;
  --blue-pale: #e5efff;
  --green: #456da0;
  --amber: #426391;
  --navy: #11243d;
  --shadow: 0 18px 48px rgba(25, 32, 38, .08);
  --radius: 18px;
  --sidebar-width: 246px;
  font-family: Helvetica, Arial, "Microsoft JhengHei UI", "Microsoft JhengHei", "PingFang TC", "Noto Sans TC", "Noto Sans CJK TC", system-ui, sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0c121d;
  --surface: #121e2f;
  --surface-soft: #18263a;
  --surface-muted: #203149;
  --ink: #eef5ff;
  --muted: #b8c9de;
  --faint: #8ea3bf;
  --line: #2d425e;
  --line-strong: #405e83;
  --brand-blue: #75adff;
  --brand-blue-strong: #a3caff;
  --blue: #8ab9ff;
  --blue-pale: #203653;
  --green: #9bbde5;
  --amber: #9aadd0;
  --navy: #0b1729;
  --shadow: 0 18px 48px rgba(0, 0, 0, .24);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; background: var(--page); color: var(--ink); font-size: 15px; line-height: 1.65; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
img { display: block; max-width: 100%; }
.skip-link { position: fixed; z-index: 100; top: 12px; left: 12px; padding: 10px 14px; transform: translateY(-160%); border-radius: 8px; background: var(--ink); color: var(--surface); }
.skip-link:focus { transform: translateY(0); }
.app-shell { min-height: 100vh; }
.sidebar { position: fixed; z-index: 30; inset: 0 auto 0 0; display: flex; flex-direction: column; width: var(--sidebar-width); padding: 26px 18px 18px; border-right: 1px solid var(--line); background: var(--surface); }
.brand-lockup { display: flex; align-items: center; gap: 11px; min-height: 49px; padding: 0 4px; }
.brand-mark { position: relative; display: grid; grid-template-columns: repeat(2, 10px); grid-template-rows: repeat(2, 10px); gap: 3px; flex: 0 0 auto; width: 26px; height: 26px; transform: rotate(-8deg); }
.brand-mark i { display: block; border-radius: 2px; background: var(--brand-blue); }
.brand-mark i:nth-child(2) { background: #8fc2ef; }
.brand-mark i:nth-child(3) { background: #2864bd; }
.brand-mark i:nth-child(4) { background: #739bd1; }
.brand-mark { display: block; object-fit: contain; border-radius: 5px; }
.brand-name { display: flex; flex: 1; flex-direction: column; line-height: 1.2; }
.brand-name strong { font-size: 16px; letter-spacing: -.025em; }
.brand-name span { margin-top: 2px; color: var(--muted); font-size: 12px; }
.brand-name small { margin-top: 5px; color: var(--faint); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; }
.version-badge { align-self: flex-start; margin-top: 2px; padding: 3px 6px; border: 1px solid var(--line); border-radius: 5px; color: var(--muted); font-size: 10px; font-variant-numeric: tabular-nums; }
.workspace-label { margin: 40px 6px 11px; color: var(--faint); font-size: 11px; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.primary-nav { display: grid; gap: 4px; }
.nav-link { position: relative; display: flex; align-items: center; gap: 12px; min-height: 42px; padding: 0 12px; border-radius: 9px; color: var(--muted); font-size: 13px; transition: background .18s ease, color .18s ease; }
.nav-link:hover { background: var(--surface-soft); color: var(--ink); }
.nav-link.is-active { background: color-mix(in srgb, var(--brand-blue) 9%, var(--surface)); color: var(--brand-blue-strong); font-weight: 650; }
.nav-icon { width: 17px; color: var(--faint); font-size: 16px; text-align: center; }
.nav-link.is-active .nav-icon { color: var(--brand-blue); }
.nav-dot { display: none; width: 5px; height: 5px; margin-left: auto; border-radius: 50%; background: var(--brand-blue); }
.nav-link.is-active .nav-dot { display: block; }
.sidebar-rule { height: 1px; margin: 24px 6px 18px; background: var(--line); }
.sidebar-note { display: flex; gap: 9px; padding: 11px 10px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface-soft); }
.note-mark { display: grid; flex: 0 0 17px; width: 17px; height: 17px; place-items: center; border: 1px solid var(--blue); border-radius: 50%; color: var(--blue); font-size: 11px; font-weight: 700; }
.sidebar-note p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.55; }
.sidebar-note strong { color: var(--ink); font-weight: 650; }
.sidebar-spacer { flex: 1; }
.sidebar-bottom { display: grid; gap: 15px; padding: 16px 4px 0; border-top: 1px solid var(--line); }
.source-stamp { display: flex; align-items: flex-start; gap: 8px; color: var(--ink); font-size: 11px; font-weight: 600; line-height: 1.5; }
.stamp-dot { width: 7px; height: 7px; margin-top: 5px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 3px color-mix(in srgb, var(--green) 16%, transparent); }
.source-stamp small { color: var(--muted); font-size: 10px; font-weight: 400; }
.sidebar-github { display: flex; align-items: center; justify-content: space-between; min-height: 37px; padding: 0 10px; border: 1px solid var(--line-strong); border-radius: 8px; font-size: 11px; font-weight: 650; }
.sidebar-github span { color: var(--brand-blue); }
.main-column { min-height: 100vh; margin-left: var(--sidebar-width); }
.topbar { position: sticky; z-index: 20; top: 0; display: flex; align-items: center; justify-content: space-between; height: 66px; padding: 0 36px; border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--page) 90%, transparent); backdrop-filter: blur(14px); }
.breadcrumbs { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 12px; }
.breadcrumbs strong { color: var(--ink); font-weight: 650; }
.crumb-slash { color: var(--faint); }
.topbar-actions { display: flex; align-items: center; gap: 12px; }
.release-chip { display: flex; align-items: center; gap: 7px; color: var(--muted); font-size: 11px; font-variant-numeric: tabular-nums; }
.release-chip i { width: 6px; height: 6px; border-radius: 50%; background: var(--green); }
.icon-button { display: inline-grid; flex: 0 0 34px; width: 34px; height: 34px; place-items: center; border: 1px solid var(--line); border-radius: 9px; background: var(--surface); color: var(--muted); cursor: pointer; }
.icon-button:hover { border-color: var(--line-strong); color: var(--ink); }
.mobile-menu { display: none; }
.theme-toggle { font-size: 17px; }
.top-github { padding: 7px 10px; border-radius: 7px; background: var(--ink); color: var(--surface); font-size: 11px; font-weight: 650; }
.top-github span { margin-left: 3px; color: #82aceb; }
.content-area { width: min(1420px, 100%); margin: 0 auto; padding: 28px 36px 64px; }
.hero-card { position: relative; isolation: isolate; display: flex; min-height: 438px; overflow: hidden; align-items: center; border-radius: 19px; background: #172838; color: #f7f5ef; box-shadow: var(--shadow); }
.hero-image { position: absolute; z-index: -2; inset: 0 0 0 auto; width: 70%; height: 100%; object-fit: cover; object-position: center right; opacity: .74; }
.hero-scrim { position: absolute; z-index: -1; inset: 0; background: linear-gradient(90deg, #162735 0%, #162735 38%, rgba(22, 39, 53, .88) 55%, rgba(22, 39, 53, .1) 100%), linear-gradient(0deg, rgba(10, 16, 21, .28), transparent 60%); }
.hero-content { width: min(690px, 70%); padding: 49px 0 45px 48px; }
.eyebrow { display: flex; align-items: center; gap: 9px; color: #c2ccd1; font-size: 10px; font-weight: 700; letter-spacing: .15em; }
.live-pip { width: 7px; height: 7px; border-radius: 50%; background: #5c92e4; box-shadow: 0 0 0 4px rgba(92,146,228, .16); }
.eyebrow-sep { color: #758694; }
.hero-content h1 { max-width: 650px; margin: 20px 0 15px; font-size: clamp(32px, 4vw, 50px); font-weight: 700; letter-spacing: -.06em; line-height: 1.22; }
.hero-content h1 em { color: #8fb8ec; font-style: normal; }
.hero-content > p { max-width: 570px; margin: 0; color: #d3dadb; font-size: 14px; line-height: 1.85; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 19px; margin-top: 25px; }
.button { display: inline-flex; min-height: 42px; align-items: center; justify-content: center; gap: 12px; padding: 0 16px; border: 1px solid transparent; border-radius: 8px; font-size: 12px; font-weight: 700; transition: transform .18s ease, background .18s ease, border .18s ease; }
.button:hover { transform: translateY(-1px); }
.button-light { background: #f4f1e9; color: #19252d; }
.button-light:hover { background: white; }
.button-light span { color: var(--brand-blue-strong); }
.hero-text-link { color: #e4e8e7; font-size: 11px; }
.hero-text-link span { margin-left: 4px; color: #8fb8ec; }
.hero-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 9px; margin-top: 24px; color: #c5cdcf; font-size: 10px; letter-spacing: .025em; }
.hero-meta b { width: 3px; height: 3px; border-radius: 50%; background: #75a3e7; }
.hero-side-note { position: absolute; right: 22px; bottom: 25px; display: grid; width: 138px; gap: 10px; padding: 15px 15px 13px; border: 1px solid rgba(255, 255, 255, .23); border-radius: 10px; background: rgba(20, 33, 44, .72); backdrop-filter: blur(10px); }
.side-note-label { color: #aab7bd; font-size: 9px; letter-spacing: .14em; text-transform: uppercase; }
.hero-side-note strong { font-size: 15px; line-height: 1.45; }
.side-note-rule { width: 25px; height: 2px; background: #5d93e5; }
.side-note-sub { color: #b5c1c5; font-size: 10px; line-height: 1.55; }
.hero-image-tag { position: absolute; right: 23px; top: 22px; display: flex; align-items: center; gap: 7px; color: rgba(247, 245, 239, .8); font-size: 9px; letter-spacing: .15em; }
.image-tag-dot { width: 5px; height: 5px; border-radius: 50%; background: #7aa6e9; }
.truth-banner { display: flex; align-items: center; gap: 12px; margin-top: 14px; padding: 13px 16px; border: 1px solid color-mix(in srgb, var(--blue) 28%, var(--line)); border-radius: 10px; background: color-mix(in srgb, var(--blue-pale) 58%, var(--surface)); }
.truth-icon { display: grid; flex: 0 0 21px; width: 21px; height: 21px; place-items: center; border: 1px solid var(--blue); border-radius: 50%; color: var(--blue); font-size: 12px; font-weight: 700; }
.truth-banner p { flex: 1; margin: 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.truth-banner strong { color: var(--ink); }
.truth-banner a, .section-source { flex: 0 0 auto; color: var(--blue); font-size: 10px; font-weight: 700; }
.truth-banner a span, .section-source span { margin-left: 3px; }
.section-block { padding-top: 58px; scroll-margin-top: 76px; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 21px; }
.section-kicker { margin-bottom: 7px; color: var(--brand-blue-strong); font-size: 10px; font-weight: 750; letter-spacing: .16em; }
.section-heading h2, .evidence-heading h2, .privacy-copy h2, .download-copy h2 { margin: 0; font-size: clamp(23px, 2.6vw, 31px); font-weight: 700; letter-spacing: -.05em; line-height: 1.3; }
.section-heading p { max-width: 750px; margin: 9px 0 0; color: var(--muted); font-size: 12px; }
.section-source { white-space: nowrap; }
.section-meta { flex: 0 0 auto; padding: 6px 9px; border: 1px solid var(--line); border-radius: 6px; color: var(--muted); font-size: 10px; }
.metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.metric-card { position: relative; display: grid; min-height: 155px; grid-template-columns: 1fr auto; align-content: start; padding: 18px 20px 16px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
.metric-index { grid-column: 1 / -1; color: var(--faint); font-size: 9px; font-weight: 700; letter-spacing: .15em; }
.metric-card strong { margin-top: 8px; color: var(--ink); font-size: 34px; font-weight: 700; letter-spacing: -.06em; line-height: 1.1; font-variant-numeric: tabular-nums; }
.metric-card > span:nth-of-type(2) { align-self: end; margin: 0 0 4px 12px; color: var(--muted); font-size: 11px; }
.metric-card p { grid-column: 1 / -1; margin: 9px 0 0; color: var(--muted); font-size: 10px; line-height: 1.55; }
.data-caption { display: flex; justify-content: space-between; gap: 20px; margin: 10px 2px 0; color: var(--faint); font-size: 10px; }
.data-caption a { flex: 0 0 auto; color: var(--blue); }
.section-modules { padding-top: 66px; }
.feature-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.feature-card { position: relative; min-height: 300px; padding: 19px 20px 17px; overflow: hidden; border: 1px solid var(--line); border-radius: 13px; background: var(--surface); }
.feature-card::before { position: absolute; inset: 0 auto 0 0; width: 3px; background: var(--accent, var(--brand-blue)); content: ""; opacity: .88; }
.feature-cpu { --accent: #4c84d9; }
.feature-memory { --accent: #7669b5; }
.feature-storage { --accent: #418e91; }
.feature-gpu { --accent: #6e91c2; }
.feature-board { --accent: #326dc3; }
.feature-os { --accent: #598c6f; }
.feature-top { display: flex; align-items: center; gap: 9px; }
.feature-icon { display: grid; width: 28px; height: 28px; place-items: center; border-radius: 8px; background: color-mix(in srgb, var(--accent) 12%, var(--surface)); color: var(--accent); font-size: 16px; }
.feature-category { color: var(--faint); font-size: 9px; font-weight: 750; letter-spacing: .15em; }
.feature-no { margin-left: auto; color: var(--faint); font-size: 10px; font-variant-numeric: tabular-nums; }
.feature-card h3 { margin: 14px 0 6px; font-size: 18px; letter-spacing: -.035em; }
.feature-card > p { min-height: 63px; margin: 0; color: var(--muted); font-size: 11px; line-height: 1.75; }
.source-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 11px; }
.source-tags span { padding: 4px 7px; border: 1px solid var(--line); border-radius: 5px; color: var(--muted); font-size: 9px; }
.feature-caveat { display: flex; gap: 9px; margin-top: 13px; padding: 8px 9px; border-radius: 7px; background: var(--surface-soft); color: var(--muted); font-size: 10px; line-height: 1.55; }
.feature-caveat b { flex: 0 0 auto; color: var(--accent); font-size: 9px; letter-spacing: .04em; }
.text-link { display: inline-flex; align-items: center; gap: 5px; color: var(--blue); font-size: 10px; font-weight: 700; }
.feature-card > .text-link { margin-top: 12px; }
.text-link span { color: var(--brand-blue); }
.monitoring-strip { display: grid; grid-template-columns: 38px 1fr auto; align-items: center; gap: 14px; margin-top: 13px; padding: 15px 18px; border: 1px solid var(--line); border-radius: 11px; background: var(--surface-muted); }
.monitoring-mark { display: grid; width: 35px; height: 35px; place-items: center; border-radius: 9px; background: var(--surface); color: var(--brand-blue); font-size: 20px; }
.monitoring-strip .section-kicker { margin: 0 0 3px; font-size: 9px; }
.monitoring-strip strong { display: block; font-size: 12px; }
.monitoring-strip p { margin: 2px 0 0; color: var(--muted); font-size: 10px; }
.source-showcase { display: grid; grid-template-columns: minmax(250px, .9fr) 1.1fr; gap: 13px; }
.source-illustration { position: relative; min-height: 270px; overflow: hidden; border-radius: 13px; background: #e6e5df; }
.source-illustration img { width: 100%; height: 100%; min-height: 270px; object-fit: cover; }
.source-illustration span { position: absolute; left: 13px; bottom: 13px; padding: 6px 8px; border-radius: 5px; background: rgba(20, 31, 39, .8); color: #f8f6f0; font-size: 9px; letter-spacing: .12em; }
.source-list { display: grid; align-content: stretch; border: 1px solid var(--line); border-radius: 13px; background: var(--surface); }
.source-item { display: grid; grid-template-columns: 31px 1fr auto; align-items: start; gap: 10px; padding: 17px 17px; border-bottom: 1px solid var(--line); }
.source-item:last-child { border-bottom: 0; }
.source-number { color: var(--brand-blue); font-size: 11px; font-weight: 700; font-variant-numeric: tabular-nums; }
.source-item strong { font-size: 13px; }
.source-item p { margin: 4px 0 0; color: var(--muted); font-size: 10px; line-height: 1.65; }
.source-label { margin-top: 2px; padding: 4px 6px; border: 1px solid var(--line); border-radius: 4px; color: var(--faint); font-size: 8px; letter-spacing: .08em; }
.source-hardware { color: #4074c2; }
.source-firmware { color: #7767ad; }
.source-windows { color: #427a9b; }
.reconcile-footnote { display: flex; align-items: flex-start; gap: 9px; margin: 12px 0 0; padding: 11px 13px; border: 1px solid color-mix(in srgb, var(--amber) 32%, var(--line)); border-radius: 8px; background: color-mix(in srgb, var(--amber) 8%, var(--surface)); color: var(--muted); font-size: 10px; line-height: 1.6; }
.footnote-mark { display: grid; flex: 0 0 16px; width: 16px; height: 16px; place-items: center; border: 1px solid var(--amber); border-radius: 50%; color: var(--amber); font-size: 10px; font-weight: 700; }
.status-trust-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 18px; }
.status-panel, .trust-panel { padding: 18px 19px 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
.panel-label { color: var(--faint); font-size: 9px; font-weight: 750; letter-spacing: .15em; }
.status-panel h3, .trust-panel h3 { margin: 5px 0 13px; font-size: 15px; letter-spacing: -.025em; }
.status-list { display: grid; gap: 7px; }
.status-list > div { display: grid; grid-template-columns: 9px 150px 1fr; align-items: center; gap: 8px; min-height: 24px; padding-bottom: 6px; border-bottom: 1px solid var(--line); }
.status-list > div:last-child { border-bottom: 0; }
.status-list strong { font-size: 10px; font-weight: 650; }
.status-list span { color: var(--muted); font-size: 9px; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; }
.present { background: #4d966c; }.unknown { background: #a47cc6; }.not-applicable { background: #8b979c; }.not-supported { background: #778795; }.privilege { background: #6e91c2; }.read-error { background: #4e84d5; }
.panel-note { margin: 11px 0 0; padding-top: 9px; border-top: 1px solid var(--line); color: var(--faint); font-size: 9px; line-height: 1.6; }
.trust-row { display: grid; grid-template-columns: 27px 1fr; gap: 9px; padding: 7px 0; border-top: 1px solid var(--line); }
.trust-code { display: grid; width: 25px; height: 25px; place-items: center; border-radius: 7px; font-size: 10px; font-weight: 750; }
.trust-code.measured { background: #e7eff8; color: #326dc3; }.trust-code.reported { background: #edf3fc; color: #4e6f9c; }.trust-code.derived { background: #e8f0fa; color: #4b709f; }.trust-code.unknown { background: #edf1f9; color: #5a759d; }
:root[data-theme="dark"] .trust-code.measured { background: #203653; }
:root[data-theme="dark"] .trust-code.reported { background: color-mix(in srgb, var(--amber) 15%, var(--surface)); }
:root[data-theme="dark"] .trust-code.derived { background: color-mix(in srgb, var(--green) 15%, var(--surface)); }
:root[data-theme="dark"] .trust-code.unknown { background: color-mix(in srgb, #a25a79 15%, var(--surface)); }
.trust-row strong { font-size: 10px; }.trust-row p { margin: 1px 0 0; color: var(--muted); font-size: 9px; line-height: 1.55; }
.bottom-source { display: inline-flex; margin-top: 12px; }
.evidence-section { padding-top: 72px; }
.evidence-heading { display: flex; align-items: center; justify-content: space-between; gap: 25px; margin-bottom: 19px; }
.evidence-heading > div:first-child { max-width: 760px; }
.evidence-heading p, .privacy-copy > p, .download-copy > p { margin: 8px 0 0; color: var(--muted); font-size: 12px; line-height: 1.8; }
.evidence-stamp { display: grid; width: 95px; height: 95px; flex: 0 0 auto; align-content: center; justify-items: center; border: 1px solid var(--line-strong); border-radius: 50%; background: var(--surface); box-shadow: inset 0 0 0 5px var(--page); color: var(--blue); }
.evidence-stamp span { font-size: 9px; font-weight: 750; letter-spacing: .16em; }
.evidence-stamp strong { font-size: 21px; line-height: 1.1; }
.evidence-stamp small { margin-top: 3px; color: var(--faint); font-size: 8px; line-height: 1.35; text-align: center; }
.evidence-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 11px; }
.evidence-card { position: relative; min-height: 220px; padding: 18px 18px 15px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
.evidence-card-main { background: var(--navy); color: #f2f4f3; }
.evidence-count { position: absolute; top: 16px; right: 16px; color: var(--faint); font-size: 9px; font-weight: 700; }
.evidence-card-main .evidence-count { color: #8b9aa3; }
.evidence-symbol { display: grid; width: 31px; height: 31px; place-items: center; border-radius: 8px; background: color-mix(in srgb, var(--blue) 12%, var(--surface)); color: var(--blue); font-size: 18px; }
.evidence-card-main .evidence-symbol { background: rgba(255,255,255,.09); color: #7ea9ea; }
.evidence-card h3 { margin: 13px 0 6px; font-size: 15px; letter-spacing: -.03em; }
.evidence-card p { margin: 0; color: var(--muted); font-size: 10px; line-height: 1.7; }
.evidence-card-main p { color: #c0cbd0; }
.evidence-callout { margin-top: 11px; padding-top: 8px; border-top: 1px solid var(--line); color: var(--brand-blue-strong); font-size: 9px; font-weight: 650; }
.evidence-card-main .evidence-callout { border-color: rgba(255,255,255,.18); color: #8db3ed; }
.evidence-footer { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 10px; color: var(--faint); font-size: 10px; }
.evidence-footer .text-link { flex: 0 0 auto; }
.privacy-section { padding-top: 64px; }
.privacy-card { display: grid; grid-template-columns: minmax(200px, .7fr) 1.3fr; gap: 30px; padding: 25px; border: 1px solid var(--line); border-radius: 15px; background: var(--surface); box-shadow: var(--shadow); }
.privacy-visual { position: relative; display: grid; min-height: 300px; overflow: hidden; place-items: center; border-radius: 10px; background: radial-gradient(circle at center, color-mix(in srgb, var(--blue) 15%, var(--surface-muted)), var(--surface-muted) 68%); }
.privacy-orbit { position: absolute; display: block; width: 200px; height: 200px; border: 1px solid color-mix(in srgb, var(--blue) 42%, transparent); border-radius: 50%; transform: rotate(-28deg) scaleX(.73); }
.orbit-b { width: 150px; height: 250px; border-color: color-mix(in srgb, var(--brand-blue) 35%, transparent); transform: rotate(34deg) scaleX(.8); }
.privacy-shield { z-index: 1; display: grid; width: 76px; height: 88px; place-items: center; clip-path: polygon(50% 0, 94% 16%, 88% 72%, 50% 100%, 12% 72%, 6% 16%); background: linear-gradient(145deg, var(--blue), #244868); color: white; font-size: 37px; }
.privacy-caption { position: absolute; bottom: 17px; color: var(--faint); font-size: 9px; font-weight: 700; letter-spacing: .17em; }
.privacy-copy { align-self: center; }
.privacy-points { display: grid; gap: 9px; margin-top: 17px; }
.privacy-points > div { display: grid; grid-template-columns: 26px 130px 1fr; align-items: start; gap: 8px; padding: 9px 0; border-top: 1px solid var(--line); }
.privacy-points span { color: var(--brand-blue); font-size: 10px; font-weight: 700; }
.privacy-points strong { font-size: 10px; }
.privacy-points small { color: var(--muted); font-size: 9px; line-height: 1.55; }
.privacy-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 13px; }
.download-section { padding-top: 68px; }
.download-card { display: grid; grid-template-columns: 1.2fr .8fr; gap: 25px; padding: 26px; border-radius: 16px; background: #192a39; color: #f5f5f0; }
.download-copy { align-self: center; }
.download-copy .section-kicker { color: #9bc2f7; }
.download-copy h2 { max-width: 520px; }
.download-copy > p { max-width: 580px; color: #c4cdd0; }
.download-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 19px; }
.button-primary { background: #548de3; color: white; }
.button-primary:hover { background: #6d9ee7; }
.button-outline { border-color: rgba(255,255,255,.29); color: #eef0ec; }
.button-outline:hover { border-color: rgba(255,255,255,.55); background: rgba(255,255,255,.06); }
.requirements-card { padding: 16px 17px; border: 1px solid rgba(255,255,255,.2); border-radius: 11px; background: rgba(255,255,255,.05); }
.requirements-label { color: #aebdc2; font-size: 9px; font-weight: 700; letter-spacing: .16em; }
.requirements-card dl { margin: 10px 0 0; }
.requirements-card dl > div { display: grid; grid-template-columns: 83px 1fr; gap: 10px; padding: 7px 0; border-top: 1px solid rgba(255,255,255,.12); }
.requirements-card dt { color: #aebdc2; font-size: 10px; }
.requirements-card dd { margin: 0; color: #f0f1ed; font-size: 10px; font-weight: 600; }
.requirements-card > p { margin: 8px 0 0; color: #aebdc2; font-size: 9px; line-height: 1.55; }
.release-note { margin: 10px 2px 0; color: var(--faint); font-size: 10px; }
.release-note a { color: var(--blue); text-decoration: underline; text-underline-offset: 2px; }
.page-footer { display: grid; grid-template-columns: 1fr auto; gap: 17px; margin-top: 56px; padding: 20px 3px 0; border-top: 1px solid var(--line); }
.footer-brand { display: flex; align-items: center; gap: 10px; }
.small-mark { transform: scale(.8) rotate(-8deg); transform-origin: left center; }
.footer-brand > span:last-child { display: grid; line-height: 1.4; }
.footer-brand strong { font-size: 11px; }
.footer-brand small { color: var(--faint); font-size: 9px; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 13px; color: var(--blue); font-size: 10px; }
.footer-bottom { display: flex; grid-column: 1 / -1; justify-content: space-between; gap: 14px; color: var(--faint); font-size: 9px; }
@media (max-width: 1120px) {
  :root { --sidebar-width: 220px; }
  .topbar { padding: 0 25px; }
  .content-area { padding-right: 25px; padding-left: 25px; }
  .hero-content { width: 75%; padding-left: 35px; }
  .hero-side-note { right: 15px; width: 124px; }
  .status-list > div { grid-template-columns: 9px 128px 1fr; }
  .privacy-card { gap: 21px; }
}
@media (max-width: 900px) {
  :root { --sidebar-width: 0px; }
  .sidebar { width: 260px; transform: translateX(-102%); transition: transform .23s ease; box-shadow: var(--shadow); }
  .sidebar.is-open { transform: translateX(0); }
  .main-column { margin-left: 0; }
  .mobile-menu { display: inline-grid; margin-right: 12px; }
  .topbar { justify-content: flex-start; padding: 0 20px; }
  .breadcrumbs { flex: 1; }
  .content-area { max-width: 860px; padding: 22px 20px 50px; }
  .hero-card { min-height: 410px; }
  .hero-content { width: 76%; padding: 39px 0 38px 31px; }
  .hero-side-note { display: none; }
  .source-showcase { grid-template-columns: .85fr 1.15fr; }
  .privacy-card { grid-template-columns: .55fr 1.45fr; padding: 20px; }
  .privacy-visual { min-height: 280px; }
  .download-card { gap: 18px; padding: 22px; }
}
@media (max-width: 680px) {
  html { scroll-padding-top: 70px; }
  .topbar { height: 58px; padding: 0 13px; }
  .mobile-menu { margin-right: 8px; }
  .breadcrumbs { gap: 6px; font-size: 10px; }
  .topbar-actions { gap: 7px; }
  .release-chip { display: none; }
  .top-github { padding: 7px 8px; font-size: 10px; }
  .content-area { padding: 13px 12px 38px; }
  .hero-card { min-height: 500px; align-items: flex-end; border-radius: 13px; }
  .hero-image { inset: 0 0 auto; width: 100%; height: 64%; object-position: center top; opacity: .76; }
  .hero-scrim { background: linear-gradient(0deg, #162735 0%, rgba(22,39,53,.97) 34%, rgba(22,39,53,.62) 63%, rgba(22,39,53,.08) 100%); }
  .hero-content { width: 100%; padding: 30px 20px 26px; }
  .hero-content h1 { margin-top: 13px; font-size: clamp(29px, 9vw, 40px); }
  .hero-content > p { font-size: 12px; }
  .hero-actions { gap: 13px; margin-top: 18px; }
  .button { min-height: 40px; font-size: 11px; }
  .hero-text-link { font-size: 10px; }
  .hero-meta { gap: 7px; margin-top: 16px; font-size: 9px; }
  .hero-image-tag { top: 14px; right: 13px; font-size: 8px; }
  .truth-banner { display: grid; grid-template-columns: 22px 1fr; align-items: start; gap: 8px; margin-top: 10px; padding: 11px; }
  .truth-banner p { font-size: 10px; }
  .truth-banner a { grid-column: 2; }
  .section-block { padding-top: 46px; }
  .section-heading { display: grid; gap: 12px; margin-bottom: 16px; }
  .section-heading h2, .evidence-heading h2, .privacy-copy h2, .download-copy h2 { font-size: 24px; }
  .section-heading p { font-size: 11px; }
  .section-source { justify-self: start; }
  .metric-grid { grid-template-columns: 1fr; gap: 8px; }
  .metric-card { min-height: 118px; padding: 14px 16px; }
  .metric-card strong { font-size: 30px; }
  .metric-card p { margin-top: 5px; }
  .data-caption { display: grid; gap: 5px; font-size: 9px; }
  .section-modules { padding-top: 52px; }
  .feature-grid { grid-template-columns: 1fr; gap: 9px; }
  .feature-card { min-height: auto; padding: 16px 15px 14px; }
  .feature-card > p { min-height: auto; }
  .feature-card h3 { margin-top: 11px; font-size: 17px; }
  .feature-caveat { font-size: 9px; }
  .monitoring-strip { grid-template-columns: 32px 1fr; gap: 10px; padding: 12px; }
  .monitoring-mark { width: 30px; height: 30px; }
  .monitoring-strip .text-link { grid-column: 2; }
  .source-showcase { grid-template-columns: 1fr; }
  .source-illustration { min-height: 200px; }
  .source-illustration img { min-height: 200px; max-height: 260px; }
  .source-item { grid-template-columns: 25px 1fr; padding: 13px; }
  .source-label { grid-column: 2; justify-self: start; }
  .status-trust-grid { grid-template-columns: 1fr; gap: 9px; }
  .status-panel, .trust-panel { padding: 15px; }
  .status-list > div { grid-template-columns: 9px 142px 1fr; }
  .status-list strong { font-size: 9px; }
  .status-list span { font-size: 8px; }
  .evidence-heading { align-items: flex-start; gap: 10px; }
  .evidence-heading p { font-size: 11px; }
  .evidence-stamp { width: 68px; height: 68px; }
  .evidence-stamp strong { font-size: 18px; }
  .evidence-stamp small { font-size: 7px; }
  .evidence-grid { grid-template-columns: 1fr; gap: 8px; }
  .evidence-card { min-height: auto; padding: 15px; }
  .evidence-card p { font-size: 10px; }
  .evidence-footer { display: grid; gap: 8px; font-size: 9px; }
  .privacy-card { grid-template-columns: 1fr; gap: 16px; padding: 13px; }
  .privacy-visual { min-height: 180px; }
  .privacy-orbit { transform: rotate(-28deg) scale(.72, .62); }
  .orbit-b { transform: rotate(34deg) scale(.68, .72); }
  .privacy-points > div { grid-template-columns: 22px 105px 1fr; gap: 6px; }
  .privacy-points small { font-size: 8px; }
  .privacy-actions { display: grid; gap: 9px; }
  .download-card { grid-template-columns: 1fr; gap: 17px; padding: 18px 15px; }
  .download-copy > p { font-size: 11px; }
  .download-actions { gap: 8px; }
  .download-actions .button { flex: 1; padding: 0 9px; }
  .requirements-card { padding: 13px; }
  .page-footer { grid-template-columns: 1fr; gap: 12px; margin-top: 38px; }
  .footer-links { justify-content: flex-start; gap: 11px; }
  .footer-bottom { display: grid; gap: 5px; font-size: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}


/* Language control and evidence-led documentation sections */
.language-label { color: var(--faint); font-size: 9px; font-weight: 700; letter-spacing: .08em; }
.language-select { min-height: 30px; max-width: 145px; padding: 0 23px 0 9px; border: 1px solid var(--line-strong); border-radius: 7px; background: var(--surface); color: var(--text); font: inherit; font-size: 10px; font-weight: 650; cursor: pointer; }
.language-select:focus-visible, .history-toolbar input:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.docs-section { padding-top: 68px; }
.docs-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.doc-card { display: flex; min-height: 210px; flex-direction: column; align-items: flex-start; padding: 16px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
.doc-card-feature { border-top: 3px solid var(--blue); }
.doc-kind { display: inline-block; padding: 4px 7px; border-radius: 4px; background: var(--surface-muted); color: var(--blue); font-size: 9px; font-weight: 750; letter-spacing: .06em; }
.doc-card h3 { margin: 12px 0 6px; font-size: 14px; line-height: 1.45; }
.doc-card p { margin: 0 0 13px; color: var(--muted); font-size: 10px; line-height: 1.7; }
.doc-card > .text-link, .doc-links { margin-top: auto; }
.doc-links { display: flex; flex-wrap: wrap; gap: 9px 13px; }
.doc-links .text-link { font-size: 10px; }
.driver-notice { display: grid; grid-template-columns: 38px 1fr; gap: 12px; margin-top: 15px; padding: 17px; border: 1px solid color-mix(in srgb, var(--amber) 35%, var(--line)); border-radius: 12px; background: color-mix(in srgb, var(--amber) 7%, var(--surface)); }
.driver-mark { display: grid; width: 32px; height: 32px; place-items: center; border: 1px solid var(--amber); border-radius: 50%; color: var(--amber); font-size: 18px; font-weight: 800; }
.driver-notice h3 { margin: 4px 0 7px; font-size: 15px; }
.driver-notice p { margin: 5px 0; color: var(--muted); font-size: 10px; line-height: 1.75; }
.driver-notice .driver-discrepancy { margin-top: 10px; padding: 10px 11px; border-left: 2px solid var(--brand-blue); background: color-mix(in srgb, var(--brand-blue) 6%, var(--surface)); }
.driver-discrepancy strong { color: var(--text); }
.driver-notice .doc-links { margin-top: 9px; }
.verification-panel { margin-top: 22px; padding: 18px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface-muted); }
.verification-panel > .section-heading { margin-bottom: 12px; }
.verification-panel .section-heading h3 { margin: 6px 0 0; font-size: 20px; letter-spacing: -.03em; }
.verification-panel .section-heading p { margin: 6px 0 0; color: var(--muted); font-size: 10px; line-height: 1.7; }
.verification-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 9px; }
.verification-card { display: flex; min-height: 205px; flex-direction: column; align-items: flex-start; padding: 13px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.verify-label { color: var(--faint); font-size: 9px; font-weight: 750; letter-spacing: .05em; }
.verification-card > strong { display: block; margin: 9px 0 5px; color: var(--blue); font-size: 21px; line-height: 1.25; }
.verification-card p { margin: 0 0 11px; color: var(--muted); font-size: 9px; line-height: 1.65; }
.verification-card .text-link { margin-top: auto; font-size: 9px; }
.research-note, .test-discrepancy { display: grid; gap: 6px; margin: 11px 0 0; padding: 11px 12px; border: 1px solid var(--line); border-radius: 8px; color: var(--muted); font-size: 10px; line-height: 1.7; }
.research-note { background: color-mix(in srgb, var(--blue) 6%, var(--surface)); }
.research-note strong, .test-discrepancy strong { color: var(--text); }
.research-note a { color: var(--blue); font-weight: 700; }
.test-discrepancy { display: block; border-color: color-mix(in srgb, var(--amber) 32%, var(--line)); background: color-mix(in srgb, var(--amber) 7%, var(--surface)); }
.license-banner { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 14px; padding: 15px 17px; border: 1px solid var(--line); border-radius: 11px; background: var(--navy); color: #f3f4f0; }
.license-banner > div:first-child { display: grid; gap: 4px; }
.license-label { color: #9bc2f7; font-size: 9px; font-weight: 800; letter-spacing: .15em; }
.license-banner strong { font-size: 14px; }
.license-banner p { margin: 0; color: #c4cdd0; font-size: 9px; line-height: 1.6; }
.license-banner .doc-links { flex: 0 0 auto; }
.license-banner .text-link { color: #d7e4ec; }
.history-section { padding-top: 68px; }
.history-summary { display: inline-flex; align-items: baseline; gap: 10px; margin-bottom: 13px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--muted); font-size: 10px; }
.history-summary strong { color: var(--brand-blue); font-size: 23px; font-variant-numeric: tabular-nums; }
.history-toolbar { display: grid; grid-template-columns: auto minmax(160px, 1fr) auto; align-items: center; gap: 10px; margin-bottom: 10px; }
.history-toolbar label { color: var(--muted); font-size: 10px; font-weight: 650; }
.history-toolbar input { width: 100%; min-height: 36px; padding: 0 11px; border: 1px solid var(--line-strong); border-radius: 7px; background: var(--surface); color: var(--text); font: inherit; font-size: 11px; }
.history-count { color: var(--faint); font-size: 9px; white-space: nowrap; }
.feature-load-state { margin: 7px 0; color: var(--muted); font-size: 10px; }
.feature-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: stretch; gap: 10px; }
.feature-card { display: flex; min-width: 0; flex-direction: column; padding: 14px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.feature-category { margin: 0 0 5px; color: var(--brand-blue); font-size: 9px; font-weight: 750; letter-spacing: .07em; }
.feature-title { margin: 0; color: var(--text); font-size: 14px; line-height: 1.4; }
.feature-effect { margin: 8px 0 12px; color: var(--muted); font-size: 11px; line-height: 1.7; }
.feature-events { display: grid; gap: 7px; margin: auto 0 0; padding: 0; list-style: none; }
.feature-event { min-width: 0; padding: 8px 9px; border: 1px solid var(--line); border-radius: 7px; background: var(--surface-muted); }
.feature-event-meta { display: grid; grid-template-columns: auto auto minmax(0, 1fr); align-items: center; gap: 8px; }
.event-kind { justify-self: start; padding: 2px 6px; border-radius: 999px; font-size: 9px; font-weight: 750; line-height: 1.4; }
.kind-added { background: color-mix(in srgb, var(--green) 13%, var(--surface)); color: var(--green); }
.kind-expanded { background: color-mix(in srgb, var(--blue) 12%, var(--surface)); color: var(--blue); }
.kind-fixed { background: color-mix(in srgb, var(--amber) 14%, var(--surface)); color: var(--amber); }
.event-version { color: var(--blue); font-size: 10px; font-weight: 800; text-decoration: underline; text-underline-offset: 2px; }
.event-date { justify-self: end; color: var(--faint); font-size: 9px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.event-detail { margin: 6px 0 0; color: var(--muted); font-size: 10px; line-height: 1.65; }
.history-source-note { margin: 10px 2px 0; color: var(--faint); font-size: 10px; line-height: 1.6; }
:root[data-theme="dark"] .language-select { color-scheme: dark; }
:root[data-theme="dark"] .driver-notice { background: color-mix(in srgb, var(--amber) 9%, var(--surface)); }
:root[data-theme="dark"] .feature-event { background: color-mix(in srgb, var(--surface-muted) 80%, var(--page)); }
@media (max-width: 1120px) {
  .docs-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .verification-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .language-label { display: none; }
  .license-banner { align-items: flex-start; flex-direction: column; }
  .feature-list { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .topbar { gap: 6px; }
  .language-select { width: 118px; min-width: 118px; min-height: 29px; padding-left: 7px; font-size: 9px; }
  .breadcrumbs { display: none; }
  .topbar-actions { margin-left: auto; }
  .docs-section, .history-section { padding-top: 50px; }
  .docs-grid, .verification-grid { grid-template-columns: 1fr; }
  .doc-card { min-height: auto; }
  .doc-card > .text-link, .doc-links { margin-top: 10px; }
  .driver-notice { grid-template-columns: 27px 1fr; gap: 8px; padding: 12px; }
  .driver-mark { width: 25px; height: 25px; font-size: 15px; }
  .driver-notice h3 { font-size: 14px; }
  .verification-panel { padding: 12px; }
  .verification-card { min-height: auto; }
  .license-banner { padding: 13px; }
  .history-toolbar { grid-template-columns: 1fr auto; gap: 6px; }
  .history-toolbar label { grid-column: 1 / -1; }
  .history-toolbar input { grid-column: 1; }
  .history-count { grid-column: 2; }
  .history-summary { flex-wrap: wrap; }
  .feature-card { padding: 12px; }
  .feature-event-meta { gap: 6px; }
}
@media (max-width: 360px) {
  .top-github { padding: 7px 6px; font-size: 9px; }
  .topbar-actions { gap: 5px; }
  .language-select { width: 112px; min-width: 112px; }
}

/* Keep dense technical notes readable without changing the existing visual system. */
.doc-kind { font-size: 10px; }
.doc-card h3 { font-size: 15px; }
.doc-card p { font-size: 11px; }
.doc-links .text-link, .doc-card > .text-link { font-size: 11px; }
.driver-notice p { font-size: 11px; }
.verification-panel .section-heading p { font-size: 11px; }
.verify-label { font-size: 10px; }
.verification-card p { font-size: 10px; }
.verification-card .text-link { font-size: 10px; }
.research-note, .test-discrepancy { font-size: 11px; }
.history-toolbar label { font-size: 11px; }
.history-count { font-size: 10px; }
.feature-category { font-size: 10px; }
.feature-title { font-size: 14px; }
.feature-effect, .event-detail { font-size: 11px; }
.event-version { font-size: 11px; }
.event-date { font-size: 10px; }
.history-source-note { font-size: 10px; }
@media (max-width: 680px) {
  .doc-card p, .driver-notice p, .verification-panel .section-heading p,
  .verification-card p, .research-note, .test-discrepancy, .feature-effect, .event-detail { font-size: 11px; }
  .doc-card h3, .driver-notice h3 { font-size: 15px; }
  .verification-card .text-link, .doc-links .text-link { font-size: 11px; }
}

.section-source.bottom-source { display: flex; max-width: 100%; flex-wrap: wrap; white-space: normal; overflow-wrap: anywhere; }

/* Verified-file download index; black/blue refinement. */
.download-file-links { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:8px; margin-top:16px; }
.download-file-links a { border:1px solid var(--line); border-radius:7px; padding:9px 10px; font-size:11px; color:var(--brand-blue-strong); background:var(--surface); overflow-wrap:anywhere; }
.download-file-links a:hover { border-color:var(--brand-blue); }
.download-release-link { margin:12px 0 0; font-size:12px; }
.verification-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
@media(max-width:740px) { .download-file-links,.verification-grid { grid-template-columns:1fr; } }

/* Accessible brand-blue actions in both themes. */
.button-primary { background:var(--brand-blue); color:#fff; }
.button-primary:hover { background:var(--brand-blue-strong); }
:root[data-theme="dark"] .button-primary { color:#0b1729; }

.docs-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
.button-light { background:#edf4ff; color:#123764; }
.button-light:hover { background:#d7e8ff; }
@media(max-width:740px) { .docs-grid { grid-template-columns:1fr; } }