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/* Technical reading hub: illustrated editorial spreads. */
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.cost-callout{display:grid;grid-template-columns:auto 1fr;gap:4px 22px;background:#e7ebdf;border-left:3px solid #879c77;padding:18px 24px;margin-top:24px;text-decoration:none}.cost-callout>span{grid-row:1/3;font-size:10px;align-self:center;color:#6b7c5e}.cost-callout strong{font-family:"Yu Mincho",serif;font-size:17px;font-weight:500}.cost-callout small{font-size:10px;color:#728167}.price-example,.deflator-example{margin:27px 0;padding:24px;background:#f0f3e9;border-top:2px solid #9baa8b}.deflator-example{background:#fafbf5;margin-top:35px}.evidence-label{font-size:10px;color:#77876b;letter-spacing:.05em}.cost-evidence .price-example h3,.cost-evidence .deflator-example h3{margin:12px 0 20px;font-size:18px}.price-pair{display:grid;grid-template-columns:1fr 25px 1fr;gap:20px;align-items:center}.price-pair time{font-size:10px;color:#758268;display:block}.price-pair strong{font-size:34px;line-height:1.7;font-weight:500;font-variant-numeric:lining-nums tabular-nums;white-space:nowrap}.price-pair small{font-size:11px;font-weight:400;margin-left:6px}.price-pair>span{font-size:22px;color:#91a080}.price-change{font-size:12px!important;color:#4f6946;border-top:1px solid #c9d2be;padding-top:13px;margin-top:16px}.price-example>p{font-size:12px}.price-example .annotation{font-size:10px}.evidence-sources{display:flex;flex-wrap:wrap;gap:7px 16px;font-size:10px;margin-top:15px}.data-chart{margin:20px 0}.data-chart img{width:100%;height:auto;display:block}.data-chart figcaption{font-size:10px;color:#748068;line-height:1.9;margin-top:8px}.chart-data{margin:18px 0;font-size:12px}.chart-data summary{cursor:pointer}.data-table-wrap{overflow-x:auto}.chart-data table{width:100%;border-collapse:collapse;margin-top:15px;font-size:11px;font-variant-numeric:lining-nums tabular-nums}.chart-data caption{text-align:left;margin:0 0 10px;color:#718064}.chart-data th,.chart-data td{text-align:left;border-bottom:1px solid #d8dfcf;padding:6px 12px;font-weight:400}.chart-data thead{background:#e9eedf}.evidence-download{font-size:11px}@media(max-width:680px){.cost-callout{display:block;padding:17px 20px}.cost-callout span,.cost-callout small{display:block}.cost-callout strong{display:block;font-size:16px;margin:8px 0}.price-example,.deflator-example{padding:18px 15px;margin-left:-5px;margin-right:-5px}.price-pair{gap:8px;grid-template-columns:1fr 15px 1fr}.price-pair strong{font-size:25px}.price-pair time{font-size:9px}.price-pair small{display:block;font-size:10px;margin:0;line-height:1}.price-pair>span{font-size:17px}.cost-evidence .price-example h3,.cost-evidence .deflator-example h3{font-size:16px}.data-chart figcaption,.evidence-download{font-size:9px}.price-example>p{font-size:11px}.price-example .annotation{font-size:9px}}

/* Renew the association banner while preserving its founding purpose. */
.home .editorial-hero{background:linear-gradient(110deg,#eef1e6 0%,#f6f4ed 55%);margin:28px 0 22px;padding:36px 20px 30px;gap:36px}.home .hero-text .section-label{font-family:"Yu Mincho",serif;font-size:16px;color:#526847;letter-spacing:.13em;margin-bottom:16px}.home .hero-text h1{font-size:34px;line-height:1.72;letter-spacing:.035em}.home .hero-text .hero-lead{font-size:14px;margin-bottom:15px}.home .hero-text>p:not(.hero-lead):not(.section-label){font-size:12px}.home .hero-photo img{height:390px}.home .hero-photo:before{border-color:#bccbb0}.home .hero-read{font-size:11px}@media(max-width:1000px){.home .hero-text h1{font-size:29px}.home .hero-text .section-label{font-size:14px}.home .hero-photo img{height:375px}}@media(max-width:680px){.home .editorial-hero{display:flex;flex-direction:column;margin:16px 0 18px;padding:26px 20px 20px;gap:20px;align-items:stretch}.home .hero-text .section-label{font-size:13px;letter-spacing:.08em;margin-bottom:16px}.home .hero-text h1{font-size:28px;line-height:1.65}.home .hero-text .hero-lead{font-size:13px}.home .hero-text>p:not(.hero-lead):not(.section-label){font-size:11px}.home .hero-photo img{height:225px}}

/* Photographic editorial imagery: preserve the entire inspection context. */
.hub-story img,.hub-story.layers img,.hub-story.facade img{height:auto;max-height:none;aspect-ratio:3/2;object-fit:cover}.reading-visual img{height:auto;max-height:none;aspect-ratio:3/2;object-fit:contain}.home .hero-photo img{object-position:68% center}@media(max-width:680px){.home .hero-photo img{object-position:center center}}

/* Show the bridge tower tip and river at every viewport without cropping. */
.home .hero-photo img{height:auto;max-height:none;aspect-ratio:auto;object-fit:contain;object-position:center center}

.home .exchange-photo{max-width:540px;margin:26px 0;grid-column:1/-1}.exchange-photo img{display:block;width:100%;height:auto}.exchange-photo figcaption{font-size:9px;color:#7b8174;margin-top:7px;line-height:1.8}@media(max-width:680px){.home .exchange-photo{margin:22px 0}.exchange-photo figcaption{font-size:8px}}

/* Keep AI-image captions quiet, legible and consistent on all screen sizes. */
.hero-photo figcaption,.hub-story figcaption,.reading-visual figcaption,.exchange-photo figcaption{font-size:11px;color:#626b61;font-weight:400;line-height:1.7}

/* Keep the two photo-derived views separate and show each complete illustration. */
.case-diagrams{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:24px 0}.case-diagrams .reading-visual{margin:0}.case-diagrams .reading-visual h3{margin:0 0 10px}.case-diagrams .reading-visual img{aspect-ratio:4/3;object-fit:contain;background:#f4f4ef}@media(max-width:680px){.case-diagrams{grid-template-columns:1fr;gap:24px}.case-diagrams .reading-visual img{aspect-ratio:auto}}

/* Upcoming exchange meeting: separate the date, program, and participation action. */
.home .header nav{flex-wrap:wrap}.event-notice{margin:28px 0 34px;padding:28px 32px;background:#fffdf5;border:1px solid #b8c3ae;border-top:5px solid #526847;border-radius:4px;scroll-margin-top:20px}.event-heading{display:flex;justify-content:space-between;gap:12px;align-items:baseline;border-bottom:1px solid #d7decf;padding-bottom:15px;margin-bottom:24px}.event-heading .section-label{font-size:15px;font-weight:700;margin:0}.event-frequency{font-size:12px;margin:0;color:#526047}.event-overview{display:grid;grid-template-columns:250px minmax(0,1fr);gap:32px;align-items:center}.event-date{border-right:1px solid #d7decf;padding-right:28px}.event-date>span{display:block;font-size:14px}.event-date time{display:block;white-space:nowrap;font-size:30px;font-weight:700;line-height:1.7;font-variant-numeric:tabular-nums}.event-date time small{font-size:13px;font-weight:500}.event-date>strong{font-size:22px;font-weight:500;letter-spacing:.04em}.event-theme>p{font-size:12px;margin:0 0 5px;color:#526047}.home .event-theme h2{font-size:27px;font-family:"Yu Mincho","Hiragino Mincho ProN",serif;font-weight:600;line-height:1.6;margin:0 0 12px}.event-format{display:inline-block;font-size:12px;background:#e9efdf;padding:4px 12px;border-radius:3px;color:#3d5134}.event-details{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:25px 0}.event-details>div{padding:18px 20px;background:#f0f2e8;border-radius:3px}.event-notice h3{font-size:14px;margin:0 0 8px}.event-details p,.event-signup p{font-size:13px;line-height:1.9;margin:0}.event-signup{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:25px;align-items:center;border-top:1px solid #d7decf;padding-top:22px}.event-cta{display:block;min-width:200px;text-align:center;padding:14px 20px;background:#485e3d;color:#fff!important;text-decoration:none;border-radius:4px;font-size:15px;font-weight:600}.event-cta:hover{background:#344b2a}.event-cta small{display:block;font-size:10px;font-weight:400;margin-top:3px}.event-cta:focus-visible{outline:3px solid #485e3d;outline-offset:4px}.event-break{display:none}@media(max-width:950px){.event-overview{grid-template-columns:220px minmax(0,1fr);gap:24px}.home .event-theme h2{font-size:24px}.event-heading{display:block}.event-frequency{margin-top:5px}.event-signup{gap:18px}.event-cta{min-width:180px}}@media(max-width:680px){.event-notice{margin:20px 0 28px;padding:20px 18px}.event-heading{padding-bottom:14px;margin-bottom:18px}.event-heading .section-label{font-size:14px}.event-frequency{font-size:11px;line-height:1.8}.event-overview{grid-template-columns:1fr;gap:18px}.event-date{border-right:0;border-bottom:1px solid #d7decf;padding:0 0 16px}.event-date time{font-size:29px}.event-date>strong{font-size:20px}.home .event-theme h2{font-size:23px}.event-break{display:block}.event-details{grid-template-columns:1fr;gap:10px;margin:20px 0}.event-details>div{padding:15px}.event-details p,.event-signup p{font-size:12px}.event-signup{grid-template-columns:1fr;gap:18px}.event-cta{width:100%;padding:14px}.event-signup p br{display:none}.home .header nav{flex-wrap:wrap}}

/* Evidence-based procurement guide, linked from the existing learning hub. */
.procurement-feature{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center;background:#e9eedf;border-top:3px solid #70885e;padding:30px 32px;margin:34px 0 8px;scroll-margin-top:20px}.procurement-feature .section-label{font-size:11px;margin-bottom:12px}.home .procurement-feature h2{font-size:27px;line-height:1.7;margin:0}.procurement-feature-body p{font-size:14px;line-height:2;color:#53634a;margin:0 0 17px}.procurement-feature-body a{display:flex;justify-content:space-between;align-items:center;gap:15px;font-size:14px;font-weight:600;text-decoration:none;padding:12px 0;border-bottom:1px solid #879b75}.procurement-feature-body a:focus-visible{outline:3px solid #6d895b;outline-offset:5px}@media(max-width:680px){.procurement-feature{grid-template-columns:1fr;gap:18px;padding:24px 20px;margin:26px 0 0}.home .procurement-feature h2{font-size:25px}.procurement-feature-body p{font-size:13px}.procurement-feature-body p br{display:none}.procurement-feature-body a{font-size:13px}}

/* Seismic feature */
.seismic-feature{margin:36px 0;padding:40px;background:#e9eee6;border-top:4px solid #48594e;border-radius:3px}.seismic-feature h2{font-size:clamp(26px,3.5vw,38px);line-height:1.55;margin:12px 0 20px}.seismic-lead{line-height:1.9}.seismic-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:28px 0}.seismic-steps b{color:#69816e;font-size:24px}.seismic-steps h3{font-size:19px;margin:10px 0}.seismic-steps p{font-size:15px;line-height:1.9}.seismic-feature .document-link{margin-top:15px}footer{flex-wrap:wrap;gap:16px}@media(max-width:650px){.seismic-feature{padding:24px}.seismic-steps{grid-template-columns:1fr;gap:18px}.seismic-steps div{border-top:1px solid #bdc9bc;padding-top:12px}}
/* Bridge watermark behind the opening message */
.home .editorial-hero{display:block;position:relative;isolation:isolate;overflow:hidden;min-height:510px;padding:54px 48px;border-radius:4px;background:#eef1e9}
.home .hero-photo{position:absolute;inset:0;margin:0;z-index:-2;width:100%;height:100%}
.home .hero-photo img{width:100%;height:100%;aspect-ratio:auto;object-fit:cover;object-position:center;opacity:.68}
.home .editorial-hero:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(250,250,247,.94) 0%,rgba(250,250,247,.86) 40%,rgba(250,250,247,.2) 100%)}
.home .hero-text{position:relative;max-width:670px;padding:0}.home .hero-text h1{font-size:clamp(30px,3.6vw,46px);line-height:1.6;color:#263d30;text-shadow:0 1px 8px #fafaf7}
.home .hero-text .hero-lead{font-size:17px}.home .hero-text>p:not(.hero-lead):not(.section-label){font-size:14px}
.home .hero-photo figcaption{position:absolute;bottom:10px;right:14px;background:rgba(250,250,247,.9);padding:3px 8px;font-size:10px;color:#465245}
@media(max-width:680px){.home .editorial-hero{padding:32px 23px 54px;min-height:520px}.home .hero-text h1{font-size:30px;line-height:1.7}.home .hero-text .hero-lead{font-size:14px}.home .hero-text>p:not(.hero-lead):not(.section-label){font-size:12px}.home .hero-photo img{object-position:60% center;opacity:.60}.home .editorial-hero:after{background:linear-gradient(90deg,rgba(250,250,247,.88),rgba(250,250,247,.5))}.home .hero-photo figcaption{left:12px;right:auto;font-size:9px}}

/* 2026-11-03: keep all displayed numbers on a consistent baseline. */
body {
  font-variant-numeric: lining-nums tabular-nums;
  font-feature-settings: "lnum" 1, "tnum" 1;
}
.editorial-index b,
.home .article summary::before,
.seismic-steps b,
.board-table tbody th > span {
  font-family: Arial, "Helvetica Neue", sans-serif !important;
  font-variant-numeric: lining-nums tabular-nums;
  font-feature-settings: "lnum" 1, "tnum" 1;
}

/* Federation identity and founding history — 2026-11-03 */
.federation-story{margin:26px 0 34px;padding:30px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:1.2fr 1fr;gap:24px 44px}.federation-story h2{font-size:26px;line-height:1.65;margin-bottom:14px}.federation-story p{font-size:14px;line-height:1.95;margin-bottom:0}.federation-story .section-label{font-size:12px;margin-bottom:8px}.federation-story h3{font-size:15px;line-height:1.7;margin-bottom:8px}.federation-origin{padding:23px 26px;background:#eef1e9;align-self:start}.federation-story .federation-year{font-family:Arial,"Helvetica Neue",sans-serif;font-size:28px;line-height:1.4;letter-spacing:.03em;color:var(--green);margin-bottom:12px;font-variant-numeric:lining-nums tabular-nums}.federation-year span{font-size:19px;margin:0 5px}.federation-roles{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;list-style:none;margin:0;padding:0}.federation-roles li{border-top:2px solid #a4b19e;padding-top:15px}.federation-roles p{font-size:13px}.federation-story .federation-source{grid-column:1/-1;font-size:11px;color:var(--muted)}@media(max-width:680px){.federation-story{display:block;margin:22px 0 28px;padding:24px 0}.federation-story h2{font-size:23px}.federation-origin{margin-top:22px;padding:20px}.federation-roles{display:block;margin-top:24px}.federation-roles li{padding-top:13px;margin-top:17px}.federation-story .federation-source{margin-top:22px}.federation-story .federation-year{font-size:27px}}