:root {
  --blueprint: #09294b;
  --blueprint-deep: #061b32;
  --blueprint-soft: #113d69;
  --frost: #f6f8f9;
  --white: #ffffff;
  --ink: #102337;
  --muted: #5c6c7b;
  --silver: #dce4e9;
  --silver-deep: #a9b7c2;
  --signal: #2dd8ad;
  --coral: #ff705d;
  --grid: rgba(157, 213, 235, .16);
  --shell: min(1480px, calc(100vw - 64px));
  --radius: 4px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--frost);
  font-family: Inter, "SF Pro Display", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.72;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
button, a { font: inherit; }
a { color: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

.site-header {
  position: sticky;
  inset-block-start: 0;
  z-index: 50;
  min-height: 78px;
  color: var(--white);
  background: rgba(6, 27, 50, .95);
  border-bottom: 1px solid rgba(255,255,255,.14);
  backdrop-filter: blur(18px);
}
.header-shell { width: var(--shell); min-height: 78px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand-lockup { display: flex; align-items: center; gap: 13px; flex: 0 0 auto; }
.brand-lockup img { width: 44px; height: 44px; object-fit: contain; }
.brand-lockup strong { display: block; font-size: 19px; letter-spacing: .02em; line-height: 1.1; }
.brand-lockup span { display: block; margin-top: 5px; color: #9eb5c8; font-size: 9px; letter-spacing: .18em; line-height: 1; }
.primary-nav { display: flex; align-items: stretch; align-self: stretch; }
.primary-nav a {
  position: relative;
  display: flex;
  align-items: center;
  padding: 0 17px;
  color: #c7d4dd;
  font-size: 14px;
  text-decoration: none;
  transition: color .2s ease, background .2s ease;
}
.primary-nav a::after { content: ""; position: absolute; inset-inline: 17px; inset-block-end: 0; height: 3px; background: var(--signal); transform: scaleX(0); transform-origin: left; transition: transform .2s ease; }
.primary-nav a:hover, .primary-nav a:focus-visible, .primary-nav a.is-active { color: var(--white); background: rgba(255,255,255,.05); }
.primary-nav a.is-active::after, .primary-nav a:hover::after, .primary-nav a:focus-visible::after { transform: scaleX(1); }
.primary-nav a:focus-visible, .nav-toggle:focus-visible { outline: 3px solid var(--signal); outline-offset: -3px; }
.nav-toggle { display: none; width: 46px; height: 42px; padding: 12px 10px; color: white; background: transparent; border: 1px solid rgba(255,255,255,.35); border-radius: var(--radius); }
.nav-toggle span:not(.sr-only) { display: block; width: 100%; height: 1px; margin: 5px 0; background: currentColor; }

.hero { position: relative; min-height: 800px; overflow: hidden; color: var(--white); background: var(--blueprint); }
.hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 76% 22%, rgba(45,216,173,.12), transparent 26%), linear-gradient(115deg, rgba(255,255,255,.03), transparent 45%); }
.hero-grid { position: absolute; inset: 0; opacity: .8; background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px); background-size: 38px 38px; mask-image: linear-gradient(to bottom, #000 80%, transparent); }
.hero-shell { position: relative; width: var(--shell); min-height: 800px; margin: 0 auto; display: grid; grid-template-columns: 1fr; grid-template-rows: 1fr auto; border-inline: 1px solid rgba(255,255,255,.13); }
.hero-title-block { position: relative; z-index: 2; min-height: 640px; padding: 72px max(38%, 430px) 54px 56px; }
.eyebrow, .section-code { margin: 0 0 26px; color: var(--signal); font-size: 11px; font-weight: 700; letter-spacing: .2em; line-height: 1.3; text-transform: uppercase; }
.hero-wordmark { position: absolute; right: 28px; top: -36px; color: rgba(255,255,255,.055); font-size: clamp(15rem, 27vw, 31rem); font-weight: 900; letter-spacing: -.12em; line-height: .9; pointer-events: none; }
.hero h1 { position: relative; max-width: 980px; margin: 105px 0 30px; font-size: clamp(44px, 5.2vw, 82px); font-weight: 660; letter-spacing: -.055em; line-height: 1.08; }
.hero-lead { position: relative; max-width: 780px; margin: 0 0 18px; color: var(--white); font-size: clamp(20px, 2vw, 30px); font-weight: 500; line-height: 1.5; }
.hero-copy { position: relative; max-width: 760px; margin: 0; color: #b9cad6; font-size: 15px; }
.hero-visual { position: absolute; z-index: 1; right: 0; bottom: 160px; width: 37%; height: 280px; overflow: hidden; border-top: 1px solid rgba(255,255,255,.18); border-left: 1px solid rgba(255,255,255,.18); }
.hero-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(9,41,75,.9), transparent 28%), linear-gradient(0deg, rgba(6,27,50,.72), transparent 55%); }
.hero-visual img { width: 100%; height: 100%; object-fit: cover; object-position: center; filter: grayscale(1) contrast(1.08); }
.hero-rail { position: relative; z-index: 3; grid-column: 1 / -1; display: grid; grid-template-columns: repeat(4, 1fr); min-height: 160px; background: var(--frost); color: var(--ink); }
.hero-rail > div { position: relative; padding: 27px 30px; border-right: 1px solid var(--silver); }
.hero-rail > div:last-child { border-right: 0; }
.hero-rail span { display: block; color: var(--coral); font-size: 11px; font-weight: 800; letter-spacing: .14em; }
.hero-rail strong { display: block; margin: 23px 0 4px; font-size: 19px; font-weight: 600; }
.hero-rail small { color: #8393a0; font-size: 9px; letter-spacing: .18em; }
.breadcrumb { width: var(--shell); margin: 0 auto; padding: 24px 0; color: #687986; font-size: 12px; letter-spacing: .04em; border-bottom: 1px solid var(--silver); }
.breadcrumb i { margin: 0 11px; color: var(--coral); font-style: normal; }

.section { width: var(--shell); margin: 0 auto; padding: 118px 0; }
.section-head { max-width: 900px; margin-bottom: 58px; }
.section-head h2, .version-title-block h2, .records-main h2 { margin: 0 0 24px; font-size: clamp(34px, 4.3vw, 64px); font-weight: 640; letter-spacing: -.045em; line-height: 1.12; }
.section-head > p:last-child, .version-title-block > p:last-child, .records-main > p { color: var(--muted); font-size: 17px; }
.section-code { color: #207097; }
.identity-ledger { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.identity-ledger article { min-height: 300px; padding: 34px 32px; border-right: 1px solid var(--silver-deep); }
.identity-ledger article:last-child { border-right: 0; }
.ledger-no { color: var(--coral); font-size: 11px; font-weight: 800; letter-spacing: .15em; }
.identity-ledger h3 { margin: 70px 0 16px; font-size: 24px; }
.identity-ledger p { margin: 0; color: var(--muted); font-size: 15px; }
.boundary-strip { display: grid; grid-template-columns: 190px 1fr; gap: 30px; align-items: start; margin-top: 26px; padding: 28px 0; border-top: 1px solid var(--silver); border-bottom: 1px solid var(--silver); }
.boundary-strip b { color: var(--coral); font-size: 12px; letter-spacing: .12em; }
.boundary-strip p { margin: 0; }

.section-blueprint, .security-lab, .notices { position: relative; width: 100%; max-width: none; padding-inline: max(32px, calc((100vw - min(1480px, calc(100vw - 64px))) / 2)); color: var(--white); background: var(--blueprint-deep); }
.section-blueprint::before, .security-lab::before, .notices::before { content: ""; position: absolute; inset: 0; opacity: .45; background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px); background-size: 38px 38px; pointer-events: none; }
.section-blueprint > *, .security-lab > *, .notices > * { position: relative; }
.section-head.light > p:last-child { color: #b5c5d0; }
.section-head.light .section-code { color: var(--signal); }
.spec-sheet { border: 1px solid rgba(255,255,255,.18); background: rgba(9,41,75,.64); }
.spec-row { display: grid; grid-template-columns: 150px 190px 1fr 150px; min-height: 76px; align-items: center; border-bottom: 1px solid rgba(255,255,255,.13); }
.spec-row:last-child { border-bottom: 0; }
.spec-row > * { margin: 0; padding: 17px 22px; border-right: 1px solid rgba(255,255,255,.12); }
.spec-row > *:last-child { border-right: 0; }
.spec-row b { color: var(--signal); font-size: 12px; letter-spacing: .1em; }
.spec-row span { font-weight: 600; }
.spec-row p { color: #b9cad5; font-size: 14px; }
.spec-row em { color: #ffc4bb; font-size: 12px; font-style: normal; letter-spacing: .05em; }
.spec-row-head { min-height: 44px; color: #90a9bb; font-size: 10px; font-weight: 700; letter-spacing: .14em; }

.split-head { max-width: none; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(320px, .7fr); gap: 80px; align-items: end; }
.split-head > p { margin: 0 0 7px; color: var(--muted); }
.compatibility-board { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--silver-deep); }
.compatibility-board article { min-height: 360px; display: flex; flex-direction: column; padding: 30px; border-right: 1px solid var(--silver-deep); }
.compatibility-board article:last-child { border-right: 0; }
.compatibility-board article > span { color: #207097; font-size: 10px; font-weight: 800; letter-spacing: .14em; }
.compatibility-board h3 { margin: 92px 0 18px; font-size: 23px; }
.compatibility-board p { margin: 0; color: var(--muted); font-size: 14px; }
.compatibility-board b { margin-top: auto; padding-top: 24px; color: var(--coral); font-size: 11px; letter-spacing: .12em; }
.plain-note { margin: 24px 0 0; padding: 22px 0; border-bottom: 1px solid var(--silver); color: var(--muted); }

.version-centre { display: grid; grid-template-columns: .72fr 1.28fr; gap: 72px 92px; }
.version-title-block { grid-row: span 2; padding-right: 30px; border-right: 1px solid var(--silver-deep); }
.terminal-matrix { border-top: 2px solid var(--ink); }
.terminal-row { display: grid; grid-template-columns: 150px 1fr auto; gap: 22px; align-items: center; min-height: 88px; border-bottom: 1px solid var(--silver-deep); }
.terminal-row span { color: #207097; font-size: 11px; font-weight: 800; letter-spacing: .1em; }
.terminal-row strong { font-size: 14px; font-weight: 600; }
.terminal-row em { color: var(--coral); font-size: 12px; font-style: normal; }
.verification-sequence { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--silver-deep); }
.verification-sequence > div { padding: 24px 20px; border-right: 1px solid var(--silver-deep); }
.verification-sequence > div:last-child { border-right: 0; }
.verification-sequence span { display: block; color: var(--coral); font-size: 11px; font-weight: 800; }
.verification-sequence h3 { margin: 32px 0 12px; font-size: 17px; }
.verification-sequence p { margin: 0; color: var(--muted); font-size: 13px; }

.manual-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--silver-deep); }
.manual-step { min-height: 360px; padding: 34px; border-right: 1px solid var(--silver-deep); border-bottom: 1px solid var(--silver-deep); }
.manual-step > span { color: #207097; font-size: 11px; font-weight: 800; letter-spacing: .14em; }
.manual-step h3 { margin: 54px 0 22px; font-size: 25px; }
.manual-step ol { margin: 0; padding-left: 1.3em; color: var(--muted); font-size: 14px; }
.manual-step li { margin: 8px 0; padding-left: 7px; }
.warning-step { background: #fff3ef; }
.warning-step > span { color: #c94e3e; }
.transaction-protocol { margin-top: 40px; color: var(--white); background: var(--blueprint); }
.protocol-title { display: flex; justify-content: space-between; align-items: baseline; gap: 24px; padding: 22px 28px; border-bottom: 1px solid rgba(255,255,255,.16); }
.protocol-title span { color: var(--signal); font-size: 10px; letter-spacing: .15em; }
.protocol-title h3 { margin: 0; font-size: 18px; }
.protocol-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; align-items: center; gap: 12px; padding: 30px 28px; }
.protocol-flow p { margin: 0; }
.protocol-flow b, .protocol-flow span { display: block; }
.protocol-flow b { color: var(--signal); font-size: 10px; letter-spacing: .12em; }
.protocol-flow span { margin-top: 7px; color: #cfdae2; font-size: 14px; }
.protocol-flow i { color: var(--coral); font-style: normal; }

.risk-spectrum { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(255,255,255,.22); border-left: 1px solid rgba(255,255,255,.18); }
.risk-spectrum article { min-height: 320px; padding: 28px; border-right: 1px solid rgba(255,255,255,.18); border-bottom: 1px solid rgba(255,255,255,.18); }
.risk-level { display: inline-block; padding: 5px 8px; font-size: 10px; font-weight: 800; letter-spacing: .1em; border: 1px solid currentColor; }
.risk-level.high { color: #ff9f91; }
.risk-level.medium { color: #ffe29c; }
.risk-level.low { color: var(--signal); }
.risk-spectrum h3 { margin: 66px 0 16px; font-size: 21px; }
.risk-spectrum p { margin: 0; color: #b9c8d3; font-size: 14px; }
.emergency-line { display: grid; grid-template-columns: 230px 1fr; gap: 32px; margin-top: 32px; padding: 28px; color: #31100b; background: var(--coral); }
.emergency-line span { font-size: 11px; font-weight: 900; letter-spacing: .1em; }
.emergency-line p { margin: 0; font-weight: 560; }

.diagnostic-list { border-top: 2px solid var(--ink); }
.diagnostic-list article { display: grid; grid-template-columns: 120px 260px 1fr; gap: 28px; align-items: start; padding: 30px 0; border-bottom: 1px solid var(--silver-deep); }
.diagnostic-list article > span { color: #207097; font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.diagnostic-list h3 { margin: 0; font-size: 19px; }
.diagnostic-list p { margin: 0; color: var(--muted); font-size: 14px; }

.notices { background: var(--blueprint); }
.bulletin-log { border-top: 1px solid rgba(255,255,255,.22); }
.bulletin-log article { display: grid; grid-template-columns: 210px 1fr; gap: 50px; padding: 38px 0; border-bottom: 1px solid rgba(255,255,255,.18); }
.bulletin-log time { color: var(--signal); font-size: 14px; font-weight: 800; letter-spacing: .07em; }
.bulletin-log span { color: #92aabd; font-size: 10px; letter-spacing: .15em; }
.bulletin-log h3 { margin: 10px 0 8px; font-size: 22px; }
.bulletin-log p { max-width: 880px; margin: 0; color: #c2d0d9; }
.bulletin-log .pending-log time { color: #ffb6a9; }

.faq-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--ink); }
.faq-grid article { min-height: 230px; padding: 30px 34px; border-right: 1px solid var(--silver-deep); border-bottom: 1px solid var(--silver-deep); }
.faq-grid article:nth-child(2n) { border-right: 0; }
.faq-grid h3 { margin: 0 0 20px; font-size: 19px; }
.faq-grid p { margin: 0; color: var(--muted); font-size: 14px; }

.official-records { display: grid; grid-template-columns: 1.4fr .6fr; gap: 80px; border-top: 1px solid var(--silver-deep); }
.record-table { margin-top: 52px; border-top: 2px solid var(--ink); }
.record-table > div { display: grid; grid-template-columns: 170px 1fr; gap: 28px; padding: 17px 0; border-bottom: 1px solid var(--silver-deep); }
.record-table span { color: var(--muted); font-size: 13px; }
.record-table strong { font-size: 14px; overflow-wrap: anywhere; }
.source-policy { align-self: end; padding: 38px; color: var(--white); background: var(--blueprint-deep); }
.source-policy > span { color: var(--signal); font-size: 10px; font-weight: 800; letter-spacing: .15em; }
.source-policy h3 { margin: 72px 0 24px; font-size: 24px; }
.source-policy ul { margin: 0; padding-left: 1.2em; color: #c2d0d9; font-size: 14px; }
.source-policy li { margin: 12px 0; padding-left: 6px; }

.site-footer { width: var(--shell); display: grid; grid-template-columns: 320px 1fr; gap: 70px; align-items: start; margin: 0 auto; padding: 46px 0 58px; border-top: 1px solid var(--ink); }
.footer-brand { display: flex; gap: 14px; align-items: center; }
.footer-brand img { width: 42px; height: 42px; }
.footer-brand strong, .footer-brand span { display: block; }
.footer-brand strong { font-size: 18px; }
.footer-brand span { margin-top: 5px; color: #758693; font-size: 8px; letter-spacing: .12em; }
.footer-copy { color: var(--muted); font-size: 12px; }
.footer-copy p { margin: 0 0 7px; }

@media (max-width: 1180px) {
  :root { --shell: calc(100vw - 42px); }
  .primary-nav a { padding-inline: 10px; font-size: 12px; }
  .hero-title-block { padding: 72px 39% 54px 38px; }
  .hero h1 { font-size: clamp(44px, 5vw, 62px); }
  .spec-row { grid-template-columns: 120px 160px 1fr 130px; }
  .version-centre { gap: 60px 48px; }
  .verification-sequence { grid-template-columns: repeat(2, 1fr); }
  .verification-sequence > div:nth-child(2) { border-right: 0; }
  .verification-sequence > div:nth-child(-n+2) { border-bottom: 1px solid var(--silver-deep); }
}

@media (max-width: 900px) {
  :root { --shell: calc(100vw - 32px); }
  html { scroll-padding-top: 76px; }
  .site-header, .header-shell { min-height: 70px; }
  .nav-toggle { display: block; }
  .primary-nav { position: absolute; top: 70px; left: 0; right: 0; display: none; padding: 8px 16px 16px; background: var(--blueprint-deep); border-bottom: 1px solid rgba(255,255,255,.16); }
  .primary-nav.is-open { display: grid; grid-template-columns: repeat(2, 1fr); }
  .primary-nav a { min-height: 48px; padding: 0 12px; border-bottom: 1px solid rgba(255,255,255,.08); }
  .primary-nav a::after { inset-inline: 12px auto; width: 26px; }
  .hero, .hero-shell { min-height: auto; }
  .hero-shell { grid-template-columns: 1fr; grid-template-rows: auto; }
  .hero-title-block { min-height: auto; padding: 58px 30px 46px; border-bottom: 1px solid rgba(255,255,255,.13); }
  .hero-wordmark { top: 0; right: 16px; font-size: 18rem; }
  .hero h1 { margin-top: 84px; }
  .hero-visual { position: relative; right: auto; bottom: auto; width: calc(100% - 60px); height: 300px; margin: 0 30px 30px; border: 1px solid rgba(255,255,255,.18); }
  .hero-rail { grid-template-columns: repeat(2, 1fr); }
  .hero-rail > div:nth-child(2) { border-right: 0; }
  .hero-rail > div:nth-child(-n+2) { border-bottom: 1px solid var(--silver); }
  .section { padding-block: 86px; }
  .identity-ledger, .compatibility-board { grid-template-columns: repeat(2, 1fr); }
  .identity-ledger article:nth-child(2), .compatibility-board article:nth-child(2) { border-right: 0; }
  .identity-ledger article:nth-child(-n+2), .compatibility-board article:nth-child(-n+2) { border-bottom: 1px solid var(--silver-deep); }
  .split-head { grid-template-columns: 1fr; gap: 22px; }
  .spec-row { grid-template-columns: 100px 150px 1fr; }
  .spec-row > *:nth-child(3) { border-right: 0; }
  .spec-row > *:last-child { grid-column: 1 / -1; padding-top: 0; border-right: 0; }
  .spec-row-head > *:last-child { display: none; }
  .version-centre { grid-template-columns: 1fr; }
  .version-title-block { grid-row: auto; padding-right: 0; border-right: 0; }
  .risk-spectrum { grid-template-columns: repeat(2, 1fr); }
  .diagnostic-list article { grid-template-columns: 100px 220px 1fr; gap: 18px; }
  .official-records { grid-template-columns: 1fr; gap: 48px; }
  .source-policy { align-self: auto; }
}

@media (max-width: 620px) {
  :root { --shell: calc(100vw - 24px); }
  body { font-size: 15px; }
  .brand-lockup img { width: 38px; height: 38px; }
  .brand-lockup span { display: none; }
  .primary-nav.is-open { grid-template-columns: 1fr; }
  .hero-title-block { padding: 46px 22px 38px; }
  .hero h1 { margin-top: 72px; font-size: 40px; letter-spacing: -.045em; }
  .hero-lead { font-size: 21px; }
  .hero-wordmark { font-size: 13rem; }
  .hero-visual { width: calc(100% - 44px); height: 220px; margin: 0 22px 22px; }
  .hero-rail { grid-template-columns: 1fr; }
  .hero-rail > div { min-height: 110px; padding: 20px 22px; border-right: 0; border-bottom: 1px solid var(--silver); }
  .hero-rail > div:last-child { border-bottom: 0; }
  .hero-rail strong { margin-top: 12px; }
  .breadcrumb { line-height: 1.5; }
  .section { padding-block: 70px; }
  .section-head { margin-bottom: 38px; }
  .section-head h2, .version-title-block h2, .records-main h2 { font-size: 35px; }
  .section-head > p:last-child, .version-title-block > p:last-child, .records-main > p { font-size: 15px; }
  .identity-ledger, .compatibility-board { grid-template-columns: 1fr; }
  .identity-ledger article, .identity-ledger article:nth-child(2), .compatibility-board article, .compatibility-board article:nth-child(2) { min-height: 245px; border-right: 0; border-bottom: 1px solid var(--silver-deep); }
  .identity-ledger article:last-child, .compatibility-board article:last-child { border-bottom: 0; }
  .identity-ledger h3, .compatibility-board h3 { margin-top: 46px; }
  .boundary-strip { grid-template-columns: 1fr; gap: 10px; }
  .section-blueprint, .security-lab, .notices { padding-inline: 12px; }
  .spec-row { grid-template-columns: 90px 1fr; }
  .spec-row > *:nth-child(2) { border-right: 0; }
  .spec-row > *:nth-child(3), .spec-row > *:last-child { grid-column: 1 / -1; padding-top: 3px; }
  .spec-row-head > *:nth-child(n+3) { display: none; }
  .terminal-row { grid-template-columns: 1fr; gap: 5px; padding: 20px 0; }
  .verification-sequence { grid-template-columns: 1fr; }
  .verification-sequence > div { border-right: 0; border-bottom: 1px solid var(--silver-deep); }
  .verification-sequence > div:last-child { border-bottom: 0; }
  .manual-grid { grid-template-columns: 1fr; }
  .manual-step { min-height: 330px; padding: 27px; }
  .protocol-title { align-items: flex-start; flex-direction: column; }
  .protocol-flow { grid-template-columns: 1fr; }
  .protocol-flow i { transform: rotate(90deg); }
  .risk-spectrum { grid-template-columns: 1fr; }
  .risk-spectrum article { min-height: 280px; }
  .emergency-line { grid-template-columns: 1fr; }
  .diagnostic-list article { grid-template-columns: 1fr; gap: 8px; }
  .bulletin-log article { grid-template-columns: 1fr; gap: 16px; }
  .faq-grid { grid-template-columns: 1fr; }
  .faq-grid article, .faq-grid article:nth-child(2n) { min-height: auto; padding-inline: 0; border-right: 0; }
  .record-table > div { grid-template-columns: 1fr; gap: 4px; }
  .source-policy { padding: 28px; }
  .site-footer { grid-template-columns: 1fr; gap: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}