:root {
      color-scheme: light;
      --paper: #fff;
      --ink: #131d2c;
      --muted: #616c7c;
      --line: #e4e8ef;
      --blue: #285bc5;
      --blue-hover: #1e479e;
      --soft: #f5f7fb;
      --navy: #132239;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: auto; scroll-padding-top: 28px; }
    body { margin: 0; background: var(--paper); color: var(--ink); font-family: "Helvetica Neue", "PingFang SC", "Microsoft YaHei", Arial, sans-serif; -webkit-font-smoothing: antialiased; }
    h1, h2, h3, p, figure { margin: 0; }
    a { color: inherit; text-decoration: none; }
    button { color: inherit; font: inherit; cursor: pointer; }
    a, button, summary { touch-action: manipulation; -webkit-tap-highlight-color: transparent; }
    a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid #759aee; outline-offset: 5px; }
    svg { display: block; max-width: 100%; }
    ::selection { background: #dce7ff; color: var(--ink); }
    .fv-wrap { width: min(1240px, calc(100% - 96px)); margin-inline: auto; }
    .fv-skip { position: absolute; top: -100px; left: 20px; z-index: 10; padding: 14px; background: var(--ink); color: #fff; }
    .fv-skip:focus { top: 12px; }
    .fv-top { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 32px; border-bottom: 1px solid var(--line); }
    .fv-brand { display: flex; align-items: center; gap: 19px; flex-shrink: 0; }
    .fv-word { font-size: 34px; line-height: 1; font-weight: 750; letter-spacing: -1.6px; }
    .fv-word > span { color: var(--blue); }
    .fv-brand-note { padding-left: 19px; border-left: 1px solid var(--line); font-size: 12px; color: var(--muted); }
    .fv-nav { display: flex; align-items: center; gap: 28px; font-size: 13px; font-weight: 500; }
    .fv-nav a { padding-block: 16px; transition: color .18s; }
    .fv-nav a:hover { color: var(--blue); }
    .fv-language { border-left: 1px solid var(--line); padding-left: 22px; font-size: 12px; font-weight: 400; color: var(--muted); }
    .fv-wall { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .98fr); grid-template-areas: "intro feature" "recommend feature"; gap: 30px 76px; padding-block: 54px 48px; align-items: start; }
    .fv-wall > *, .fv-lower > *, .fv-about > * { min-width: 0; }
    .fv-intro { grid-area: intro; padding-top: 11px; }
    .fv-eyebrow { display: flex; align-items: center; gap: 10px; font-size: 12px; line-height: 1.6; letter-spacing: .06em; color: var(--muted); margin-bottom: 23px; }
    .fv-dot { height: 3px; width: 18px; background: var(--blue); flex-shrink: 0; }
    .fv-intro h1 { font-size: clamp(46px, 5.25vw, 70px); font-weight: 600; letter-spacing: -.05em; line-height: 1.16; }
    .fv-intro h1 span { display: block; }
    .fv-intro h1 .fv-last-line { margin-top: 7px; color: var(--blue); }
    .fv-intro-copy { font-size: 15px; line-height: 1.95; color: var(--muted); max-width: 415px; margin-top: 24px; }
    .fv-reading-link { display: inline-flex; align-items: center; justify-content: center; gap: 32px; min-height: 47px; padding: 0 23px; margin-top: 24px; border: 1px solid var(--blue); border-radius: 7px; background: var(--blue); color: #fff; font-size: 14px; font-weight: 500; transition: background .18s, border-color .18s; }
    .fv-reading-link:hover { background: var(--blue-hover); border-color: var(--blue-hover); }
    .fv-arrow { width: 19px; height: 19px; flex-shrink: 0; transition: transform .18s; }
    .fv-reading-link:hover .fv-arrow { transform: translateX(3px); }
    .fv-identity-card { grid-area: feature; align-self: stretch; display: flex; flex-direction: column; min-height: 515px; padding: 28px 29px 22px; border: 1px solid #233654; border-radius: 16px; color: #f7faff; background: radial-gradient(ellipse at 100% 0%, #243e66 0%, transparent 65%), var(--navy); box-shadow: 0 14px 30px -22px #1b355b66; }
    .fv-card-topline { display: flex; align-items: center; justify-content: space-between; gap: 16px; color: #b6c7e1; font-size: 12px; line-height: 1.6; letter-spacing: .05em; }
    .fv-card-kind { font-size: 12px; border: 1px solid #577093; border-radius: 4px; padding: 3px 9px; color: #dbe6f7; }
    .fv-identity-card h2 { font-size: 28px; font-weight: 550; letter-spacing: -.025em; line-height: 1.45; margin-top: 21px; }
    .fv-dossier { flex: 1; display: flex; align-items: center; padding-block: 23px 25px; }
    .fv-dossier dl { width: 100%; padding: 0; margin: 0; border: 1px solid #536b8a66; border-radius: 10px; background: #07142640; }
    .fv-dossier-row { display: grid; grid-template-columns: minmax(0, .92fr) minmax(0, 1fr); gap: 12px; align-items: center; padding: 18px 19px; }
    .fv-dossier-row + .fv-dossier-row { border-top: 1px solid #52688955; }
    .fv-dossier dt { display: flex; align-items: center; gap: 12px; font-size: 15px; font-weight: 500; }
    .fv-dossier dd { margin: 0; font-size: 14px; line-height: 1.65; color: #b5c4da; }
    .fv-field-icon { width: 29px; height: 29px; flex-shrink: 0; color: #a6c1f3; display: grid; place-items: center; }
    .fv-field-icon svg { width: 23px; height: 23px; }
    .fv-card-end { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding-top: 15px; border-top: 1px solid #536b8a66; font-size: 13px; font-weight: 500; min-height: 53px; }
    .fv-card-end > span:first-child { line-height: 1.7; }
    .fv-round-arrow { width: 35px; height: 35px; border: 1px solid #6881a166; border-radius: 7px; display: grid; place-items: center; flex-shrink: 0; background: #38557b35; transition: background .18s; }
    .fv-card-end:hover .fv-round-arrow { background: #416394; }
    .fv-side { grid-area: recommend; align-self: end; }
    .fv-gate-card { display: grid; grid-template-columns: minmax(0, 1fr) 44px; gap: 0 20px; padding-top: 22px; border-top: 1px solid var(--line); }
    .fv-gate-label { grid-column: 1; display: flex; align-items: center; gap: 9px; font-size: 12px; color: var(--muted); line-height: 1.6; }
    .fv-gate-label::before { content: ""; display: block; width: 5px; height: 5px; border-radius: 1px; background: #91a6c8; }
    .fv-gate-card h2 { grid-column: 1; margin-top: 9px; font-size: 20px; line-height: 1.5; letter-spacing: -.02em; font-weight: 550; }
    .fv-gate-card > p:not(.fv-gate-label) { grid-column: 1; font-size: 13px; color: var(--muted); line-height: 1.85; margin-top: 6px; }
    .fv-gate-note { grid-column: 1 / -1; margin-top: 11px; font-size: 12px; color: var(--muted); line-height: 1.65; }
    .fv-gate-open { grid-column: 2; grid-row: 1 / 4; align-self: center; width: 44px; height: 44px; border: 1px solid #dbe2ee; border-radius: 8px; background: #f7f9fd; display: grid; place-items: center; padding: 0; color: var(--blue); transition: background .18s, border-color .18s; }
    .fv-gate-open:hover { background: #eaf0fc; border-color: #a9bee8; }
    .fv-section-heading { display: flex; justify-content: space-between; align-items: baseline; gap: 24px; padding: 27px 0 25px; border-top: 1px solid var(--line); }
    .fv-section-heading h2 { font-size: 22px; font-weight: 550; line-height: 1.6; letter-spacing: -.025em; }
    .fv-section-heading p { font-size: 12px; color: var(--muted); white-space: nowrap; }
    .fv-lower { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 30px; padding-bottom: 40px; }
    .fv-topic { padding: 2px 0 0; }
    .fv-topic + .fv-topic { border-left: 1px solid var(--line); padding-left: 30px; }
    .fv-topic-label { display: flex; align-items: center; gap: 11px; font-size: 12px; color: var(--muted); line-height: 1.6; margin-bottom: 15px; }
    .fv-topic-icon { display: grid; place-items: center; width: 33px; height: 33px; border-radius: 8px; background: #f1f5fb; color: #426897; flex-shrink: 0; }
    .fv-topic-icon svg { width: 19px; height: 19px; }
    .fv-topic h2 { font-size: 21px; font-weight: 550; line-height: 1.6; letter-spacing: -.025em; }
    .fv-topic > p:not(.fv-topic-label) { font-size: 14px; color: var(--muted); line-height: 1.9; margin-top: 13px; }
    .fv-topic details { margin-top: 19px; font-size: 13px; }
    .fv-topic summary { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 48px; padding-block: 11px; border-top: 1px solid var(--line); cursor: pointer; list-style: none; font-weight: 500; }
    .fv-topic summary::-webkit-details-marker { display: none; }
    .fv-topic summary::after { content: "+"; display: grid; place-items: center; flex-shrink: 0; width: 26px; height: 26px; border: 1px solid #d5deec; border-radius: 6px; color: var(--blue); font-size: 18px; font-weight: 400; line-height: 1; }
    .fv-topic details[open] summary::after { content: "−"; background: var(--blue); color: #fff; border-color: var(--blue); }
    .fv-topic summary:hover::after { border-color: var(--blue); }
    .fv-topic details ul { list-style: none; margin: 10px 0 4px; padding-left: 15px; border-left: 2px solid #d4e0f5; color: var(--muted); line-height: 1.9; font-size: 14px; }
    .fv-topic details li + li { margin-top: 8px; }
    .fv-about { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 64px; padding: 30px 32px; margin-bottom: 30px; border: 1px solid #edf0f5; border-radius: 12px; background: var(--soft); }
    .fv-about-label { font-size: 12px; color: var(--muted); letter-spacing: .04em; margin-bottom: 13px; }
    .fv-about h2 { font-size: 23px; line-height: 1.6; letter-spacing: -.025em; font-weight: 550; }
    .fv-about-copy > p { font-size: 14px; line-height: 1.9; color: var(--muted); }
    .fv-about-copy > p + p { margin-top: 13px; }
    .fv-about-copy strong { color: #34445b; font-weight: 500; }
    .fv-about a { color: var(--blue); text-decoration: underline; text-underline-offset: 4px; overflow-wrap: anywhere; }
    .fv-foot { display: flex; align-items: center; justify-content: space-between; gap: 24px; border-top: 1px solid var(--line); padding-block: 21px 26px; }
    .fv-foot-brand { font-size: 26px; font-weight: 700; letter-spacing: -1.2px; }
    .fv-foot p { font-size: 12px; color: var(--muted); line-height: 1.8; }
    .fv-dialog { border: 1px solid #dfe5ef; padding: 0; border-radius: 14px; width: min(540px, calc(100% - 32px)); max-height: calc(100dvh - 40px); background: var(--paper); color: var(--ink); box-shadow: 0 30px 90px #12213940; }
    .fv-dialog::backdrop { background: #101f376e; backdrop-filter: blur(5px); }
    .fv-dialog-inner { padding: 32px; }
    .fv-dialog-head { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 22px; }
    .fv-dialog-head p { font-size: 12px; color: var(--muted); }
    .fv-dialog-close { height: 44px; width: 44px; display: grid; place-items: center; border-radius: 8px; border: 1px solid var(--line); background: var(--soft); font-size: 23px; }
    .fv-dialog h2 { font-size: 28px; font-weight: 550; letter-spacing: -.025em; }
    .fv-dialog-intro { font-size: 15px; line-height: 1.9; margin-top: 17px; }
    .fv-dialog dl { margin: 24px 0; }
    .fv-dialog dt { font-size: 15px; font-weight: 550; margin-top: 19px; }
    .fv-dialog dd { font-size: 14px; color: var(--muted); line-height: 1.9; margin: 6px 0 0; }
    .fv-dialog-caption { font-size: 13px; line-height: 1.9; color: var(--muted); border-top: 1px solid var(--line); padding-top: 18px; }
    @media (min-width: 1500px) {
      .fv-wall { gap: 32px 92px; padding-top: 64px; }
      .fv-identity-card { padding-inline: 34px; }
    }
    @media (max-width: 1040px) and (min-width: 741px) {
      .fv-wrap { width: calc(100% - 56px); }
      .fv-brand-note, .fv-language { display: none; }
      .fv-nav { gap: 22px; }
      .fv-wall { grid-template-columns: minmax(0, 1fr) minmax(0, 1.06fr); gap: 25px 30px; padding-top: 37px; }
      .fv-intro { padding-top: 7px; }
      .fv-intro h1 { font-size: clamp(42px, 5.5vw, 57px); }
      .fv-intro-copy { font-size: 14px; margin-top: 21px; }
      .fv-eyebrow { margin-bottom: 22px; }
      .fv-identity-card { padding: 25px 22px 20px; min-height: 519px; }
      .fv-identity-card h2 { font-size: 24px; }
      .fv-card-kind { display: none; }
      .fv-dossier-row { grid-template-columns: minmax(0, 1fr); gap: 5px; padding: 13px 15px; }
      .fv-dossier dt { gap: 9px; }
      .fv-dossier dd { padding-left: 38px; }
      .fv-field-icon { width: 29px; }
      .fv-gate-card { gap: 0 12px; padding-top: 18px; }
      .fv-gate-card h2 { font-size: 18px; }
      .fv-lower { gap: 22px; }
      .fv-topic + .fv-topic { padding-left: 22px; }
      .fv-topic h2 { font-size: 19px; }
      .fv-about { gap: 28px; padding: 26px; }
    }
    @media (max-width: 740px) {
      .fv-wrap { width: calc(100% - 40px); }
      .fv-top { padding-top: 19px; min-height: 104px; display: block; }
      .fv-brand { justify-content: space-between; gap: 16px; }
      .fv-word { font-size: 32px; letter-spacing: -1.5px; }
      .fv-brand-note { padding-left: 0; border-left: 0; font-size: 12px; }
      .fv-nav { justify-content: space-between; gap: 10px; font-size: 13px; margin-top: 11px; }
      .fv-nav a { padding-block: 15px; }
      .fv-language { display: none; }
      .fv-wall { grid-template-columns: minmax(0, 1fr); grid-template-areas: "intro" "feature" "recommend"; gap: 27px; padding-block: 29px 30px; }
      .fv-intro { padding: 0; }
      .fv-eyebrow { margin-bottom: 19px; font-size: 12px; }
      .fv-intro h1 { font-size: clamp(38px, 11.7vw, 49px); line-height: 1.17; }
      .fv-intro h1 .fv-last-line { margin-top: 4px; }
      .fv-intro-copy { font-size: 14px; line-height: 1.9; max-width: 430px; margin-top: 21px; }
      .fv-reading-link { margin-top: 21px; min-height: 45px; padding-inline: 20px; font-size: 13px; gap: 27px; }
      .fv-identity-card { min-height: 0; padding: 23px 21px 18px; border-radius: 12px; }
      .fv-card-topline { font-size: 12px; }
      .fv-card-kind { font-size: 12px; padding: 2px 7px; }
      .fv-identity-card h2 { font-size: 26px; margin-top: 18px; }
      .fv-dossier { padding-block: 21px; }
      .fv-dossier-row { grid-template-columns: minmax(0, .86fr) minmax(0, 1fr); gap: 10px; padding: 16px 12px; }
      .fv-dossier dt { font-size: 13px; gap: 7px; }
      .fv-dossier dd { font-size: 13px; }
      .fv-field-icon { width: 23px; }
      .fv-field-icon svg { width: 21px; height: 21px; }
      .fv-card-end { padding-top: 12px; min-height: 49px; font-size: 13px; gap: 10px; }
      .fv-gate-card { padding-top: 0; border-top: 0; gap: 0 15px; }
      .fv-gate-card h2 { font-size: 19px; margin-top: 7px; }
      .fv-gate-card > p:not(.fv-gate-label) { font-size: 13px; margin-top: 4px; }
      .fv-section-heading { padding-block: 23px 22px; align-items: flex-start; gap: 8px; flex-direction: column; }
      .fv-section-heading p { order: -1; font-size: 12px; }
      .fv-section-heading h2 { font-size: 20px; }
      .fv-lower { grid-template-columns: minmax(0, 1fr); gap: 24px; padding-bottom: 29px; }
      .fv-topic { padding-top: 0; }
      .fv-topic + .fv-topic { border-left: 0; border-top: 1px solid var(--line); padding: 23px 0 0; }
      .fv-topic-label { margin-bottom: 13px; }
      .fv-topic h2 { font-size: 23px; }
      .fv-topic > p:not(.fv-topic-label) { font-size: 14px; margin-top: 11px; }
      .fv-topic details { margin-top: 17px; }
      .fv-about { grid-template-columns: minmax(0, 1fr); gap: 21px; padding: 24px 22px; margin-bottom: 25px; }
      .fv-about h2 { font-size: 23px; }
      .fv-about-copy > p { font-size: 13px; }
      .fv-foot { gap: 20px; align-items: flex-start; }
      .fv-foot p { max-width: 210px; font-size: 12px; }
      .fv-dialog-inner { padding: 24px; }
      .fv-dialog h2 { font-size: 25px; }
    }
    @media (max-width: 360px) {
      .fv-nav { font-size: 12px; gap: 8px; }
      .fv-dossier-row { grid-template-columns: minmax(0, 1fr); gap: 6px; }
      .fv-dossier dd { padding-left: 30px; }
      .fv-card-kind { display: none; }
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { transition: none !important; }
    }
  
/* Reading pages extend the approved fevou financial design. */
img { max-width:100%; height:auto; }
input,select,textarea { font:inherit; }
.fv-page { max-width:960px; margin:64px auto 88px; }
.fv-page h1 { font-size:clamp(29px,4vw,44px); line-height:1.4; font-weight:600; letter-spacing:-.035em; }
.fv-page-deck { color:var(--muted); font-size:16px; line-height:1.95; max-width:700px; margin:20px 0 42px; }
.fv-copy { max-width:760px; font-size:16px; line-height:1.95; }
.fv-copy p,.fv-copy ul { margin:18px 0; }
.fv-copy h2 { margin:38px 0 15px; font-size:23px; }
.fv-copy a,.art-body a,.author-box a,.fv-footer-note a { color:var(--blue); text-decoration:underline; text-underline-offset:4px; }
.fv-footer-nav { display:flex; flex-wrap:wrap; gap:8px 22px; font-size:13px; }
.fv-footer-nav a { padding:9px 0; }
.fv-footer-note { flex-basis:100%; color:var(--muted); font-size:13px; line-height:1.9; }
.fv-foot { flex-wrap:wrap; align-items:start; gap:20px 40px; }
.fv-foot>div { display:flex; align-items:center; gap:20px; }
.fv-article-layout { max-width:850px; margin:32px auto 90px; }
.breadcrumbs { display:flex; flex-wrap:wrap; gap:8px; font-size:13px; line-height:1.8; color:var(--muted); margin-bottom:40px; }
.breadcrumbs a { color:var(--blue); }
.art-head { margin-bottom:30px; }
.subject { display:inline-block; font-size:13px; color:var(--blue); margin-bottom:18px; }
.art-head h1 { font-size:clamp(29px,3.5vw,43px); line-height:1.4; font-weight:600; letter-spacing:-.035em; text-wrap:pretty; }
.dek { font-size:17px; line-height:1.85; color:var(--muted); margin-top:21px; }
.byline { font-size:13px; color:var(--muted); line-height:1.9; margin-top:23px; }
.cover { margin:28px 0; }
.cover img { width:100%; display:block; border-radius:12px; }
.cover figcaption,.art-body figcaption { font-size:13px; color:var(--muted); line-height:1.8; margin-top:10px; }
.toc { padding:25px 30px; margin:32px 0 44px; background:var(--soft); border:1px solid var(--line); border-radius:10px; }
.toc h2 { font-size:17px; font-weight:600; }
.toc ol { margin:15px 0 0; padding-left:22px; columns:2; column-gap:32px; }
.toc li { font-size:14px; line-height:1.7; margin:8px 0; break-inside:avoid; }
.toc a:hover,.related a:hover,.fv-entry h2 a:hover { color:var(--blue); }
.art-body { max-width:760px; margin:auto; font-size:17px; line-height:1.95; overflow-wrap:anywhere; }
.art-body p { margin:21px 0; }
.art-body h2 { margin:52px 0 20px; font-size:26px; line-height:1.5; letter-spacing:-.025em; }
.art-body h3 { margin:30px 0 16px; font-size:20px; line-height:1.6; }
.art-body ul,.art-body ol { margin:20px 0; padding-left:25px; }
.art-body li { margin:10px 0; }
.art-body figure { margin:30px 0; }
.art-body figure img { display:block; border:1px solid var(--line); border-radius:8px; width:100%; }
.fv-callout { padding:6px 24px; margin:30px 0; border-left:3px solid var(--blue); background:var(--soft); border-radius:0 9px 9px 0; }
.fv-note { font-size:14px; color:var(--muted); }
.fv-table-wrap { max-width:100%; overflow-x:auto; margin:28px 0; }
table { width:100%; border-collapse:collapse; font-size:14px; line-height:1.8; }
th,td { padding:14px 16px; text-align:left; border:1px solid var(--line); min-width:120px; vertical-align:top; }
th { background:var(--soft); font-weight:600; }
.faq { margin:52px auto 0; max-width:760px; border-top:1px solid var(--line); padding-top:32px; }
.faq h2 { font-size:24px; margin-bottom:20px; }
.faq details { border-bottom:1px solid var(--line); padding:17px 0; }
.faq summary { cursor:pointer; font-weight:500; font-size:16px; line-height:1.8; }
.faq .a { color:var(--muted); font-size:15px; line-height:1.9; padding:14px 0 0; }
.author-box { max-width:760px; margin:35px auto; padding:22px; background:var(--soft); font-size:14px; color:var(--muted); line-height:1.9; border-radius:9px; }
.related { max-width:760px; margin:38px auto 0; }
.related h2 { font-size:20px; margin-bottom:15px; }
.related ul { padding:0; list-style:none; }
.related li { border-bottom:1px solid var(--line); padding:15px 0; font-size:16px; }
.fv-entries { display:grid; grid-template-columns:1fr 1fr; gap:0 40px; }
.fv-entry { border-top:1px solid var(--line); padding:25px 0 29px; min-width:0; }
.fv-entry h2 { font-size:20px; font-weight:550; line-height:1.6; margin:9px 0; }
.fv-entry p { font-size:14px; color:var(--muted); line-height:1.9; }
.fv-entry small { color:var(--blue); font-size:13px; }
.fv-catalog-links { display:flex; flex-wrap:wrap; gap:14px 22px; margin:24px 0; font-size:14px; color:var(--blue); }
.fv-catalog-links a { padding:8px 0; }
.fv-search-form { display:flex; gap:12px; margin:26px 0; }
.fv-search-form input { flex:1; min-width:0; padding:16px; border:1px solid #8996aa; border-radius:7px; color:var(--ink); background:white; }
.fv-search-form button { border:0; padding:13px 25px; background:var(--blue); color:white; border-radius:7px; }
.fv-search-status { color:var(--muted); font-size:14px; line-height:1.9; margin:15px 0; }
.fv-search-results { list-style:none; padding:0; margin:30px 0; }
.fv-search-results li { padding:24px 0; border-top:1px solid var(--line); }
.fv-search-results h2 { font-size:21px; line-height:1.5; margin:8px 0; }
.fv-search-results p { font-size:15px; color:var(--muted); line-height:1.85; }
.fv-search-results small { font-size:13px; color:var(--blue); }
.fv-home-library { margin:55px 0; }
.fv-home-library h2 { font-size:28px; font-weight:550; margin-bottom:28px; }
.fv-home-library .fv-entry h2 { font-size:19px; margin-bottom:10px; }
.fv-gate-open { display:flex; align-items:center; justify-content:center; }
@media(max-width:1040px) { .fv-nav { gap:21px; } }
@media(max-width:740px) {
 .fv-nav { width:100%; justify-content:space-between; gap:9px; font-size:12px; }
 .fv-nav a { padding-block:14px; }
 .fv-page { margin:34px auto 60px; }
 .fv-article-layout { margin:25px auto 60px; }
 .breadcrumbs { margin-bottom:27px; font-size:12px; }
 .dek { font-size:16px; }
 .art-body { font-size:16px; }
 .art-body h2 { font-size:23px; margin-top:40px; }
 .toc { padding:21px; }
 .toc ol { columns:1; }
 .fv-entries { grid-template-columns:1fr; }
 .fv-footer-nav { gap:5px 19px; }
 .fv-foot>div { align-items:start; gap:15px; }
 .fv-search-form button { padding-inline:18px; }
 .fv-callout { padding-inline:18px; }
 .fv-home-library { margin:40px 0; }
}
/* Keep the two secondary reading panels inside their grid tracks. */
.fv-topic.fv-supply, .fv-topic.fv-exit { min-width: 0; }

/* Reading edition: compact opening, quiet outline, unchanged editorial palette. */
.fv-article-layout{max-width:1040px}
.fv-article-layout>article{display:grid;grid-template-columns:minmax(0,1fr) 224px;column-gap:48px}
.fv-article-layout .art-head{grid-column:1;grid-row:1}
.fv-article-layout .cover{grid-column:2;grid-row:1;margin:8px 0 0;align-self:start}
.fv-article-layout .cover figcaption{font-size:12px;line-height:1.65;color:#737f91}
.fv-article-layout .toc,.fv-article-layout .art-body,.fv-article-layout .faq,.fv-article-layout .related,.fv-article-layout .author-box{grid-column:1/-1;width:100%;max-width:760px;justify-self:center;box-sizing:border-box}
.fv-article-layout .toc{margin:26px 0 12px;padding:0;background:transparent;border-top:1px solid #dce3ed;border-bottom:1px solid #dce3ed;border-radius:0}
.toc h2{margin:0}
.toc button{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:56px;padding:14px 0;border:0;background:transparent;color:#233652;text-align:left;font-family:inherit;font-size:15px;font-weight:600;line-height:1.5;cursor:pointer}
.toc button:after{content:'+';font-size:22px;font-weight:400;color:#5073a5}
.toc button[aria-expanded=true]:after{content:'−'}
.toc ol{padding:0 0 18px 22px;margin:0}
.toc ol[hidden]{display:none}
.fv-article-layout .art-body>p:first-child{font-size:18px;line-height:1.9;color:#26364d}
.fv-article-layout .art-body>h2:first-child{margin-top:24px}
.fv-gate-card{grid-template-columns:1fr auto;column-gap:24px}
.fv-gate-card .fv-gate-open{width:auto;height:auto;min-height:44px;padding:0 14px;gap:8px;font-size:14px;font-weight:600;white-space:nowrap;border-radius:7px}
.fv-topic details li a{color:#274f83;text-decoration:underline;text-decoration-color:#c4d0e0;text-underline-offset:4px}
button:focus-visible,a:focus-visible{outline:3px solid #76a2ef;outline-offset:4px}
@media(max-width:760px){
 .fv-article-layout>article{display:block}
 .fv-article-layout .cover{display:none}
 .fv-article-layout .art-head h1{font-size:30px;line-height:1.45}
 .fv-article-layout .toc{margin:24px 0 12px}
 .fv-article-layout .art-body>p:first-child{font-size:17px}
 .fv-wall{grid-template-areas:'intro' 'recommend' 'feature'}
 .fv-gate-card{grid-template-columns:1fr}
 .fv-gate-card .fv-gate-open{grid-column:1;grid-row:auto;justify-self:start;padding:0 14px;margin-top:12px}
 .fv-gate-card .fv-gate-note{grid-column:1}
}