:root {
  --teal: #006766;
  --teal-dark: #004d4c;
  --ink: #243d3b;
  --muted: #596966;
  --line: #d5e2df;
  --camel: #956134;
  --brand-camel: #b87e4b;
  --yellow: #ffd700;
  --paper: #fffef5;
  --body-size: 18px;
  --font-family: "Noto Sans JP", "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  --small-size: 16px;
  --body-leading: 1.8;
  --heading-leading: 1.5;
  --control-radius: 4px;
  --control-border: 1px solid var(--teal);
  --reading: 540px;
  --navigation: 240px;
  --visual: calc(100% - var(--reading) - var(--navigation));
}
* { box-sizing: border-box; letter-spacing: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 28px; }
body { margin: 0; color: var(--ink); background: #e5efed; font-family: var(--font-family); font-size: var(--body-size); line-height: var(--body-leading); overflow-wrap: anywhere; line-break: strict; word-break: normal; }
body.large-text { --body-size: 22px; }
button, input, select, textarea { font: inherit; color: inherit; }
button, a, summary { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
a { color: var(--teal); text-underline-offset: 5px; }
a:hover { text-decoration-thickness: 2px; }
button:focus-visible, a:focus-visible, input:focus-visible, summary:focus-visible { outline: 3px solid var(--camel); outline-offset: 4px; }
img { display: block; max-width: 100%; height: auto; }
svg { width: 22px; height: 22px; flex-shrink: 0; stroke-width: 2; vertical-align: middle; }
figure, h1, h2, h3, p { margin: 0; }
h1, h2, h3 { color: var(--teal); font-weight: 700; line-height: var(--heading-leading); }
h1 { font-size: 40px; }
h2 { font-size: 28px; margin-bottom: 32px; }
h3 { font-size: 22px; }
em { color: var(--teal); font-style: normal; }
p + p { margin-top: 1.1em; }
.content-list { margin: 18px 0; padding-left: 1.25em; list-style: disc outside; }
.content-list li { margin: 8px 0; padding-left: 0; }
.content-list li::marker { color: var(--ink); font-size: 1em; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: 10px; left: 10px; z-index: 100; padding: 12px; background: #fff; transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }
.icon-button { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; padding: 0; flex: 0 0 48px; border: 0; border-radius: 4px; background: none; color: inherit; }
.text-link, .quiet-link { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; font-size: 18px; font-weight: 700; }
.text-link { text-decoration: underline; text-underline-offset: 5px; }
.text-link:hover svg, .quiet-link:hover svg { transform: translateX(3px); }
.text-link svg, .quiet-link svg { transition: transform .2s; }
.quiet-link { text-decoration: none; }

/* The existing LP's fixed / reading / fixed layout, isolated from its overrides. */
.visual-rail { position: fixed; inset: 0 auto 0 0; width: var(--visual); background: var(--teal); overflow: hidden; isolation: isolate; }
.rail-background-video { position: absolute; inset: 0; width: 100%; height: 100%; max-width: none; object-fit: cover; transform: scale(1.04); z-index: -3; }
.rail-shade { position: absolute; inset: 0; z-index: -2; background: linear-gradient(180deg,#0028276b 0%,#00282714 38%,#002827d1 100%); }
.rail-brand { display: block; width: 180px; height: 180px; max-width: 40%; margin: 32px 0 0 36px; }
.rail-brand img { width: 100%; height: 100%; object-fit: contain; }
.rail-bottom { position: absolute; inset: auto 0 0; padding: 24px 32px 30px; background: #003c3a38; backdrop-filter: blur(5px); }
.page-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; border-top: 1px solid #ffffff70; }
.page-nav a { display: flex; align-items: center; gap: 10px; min-height: 54px; padding: 12px 4px; border-bottom: 1px solid #ffffff50; color: #fff; text-decoration: none; font-size: 18px; line-height: 1.5; }
.page-nav a > span { flex: none; display: grid; place-items: center; width: 24px; height: 24px; border: 1px solid #ffffff80; border-radius: 50%; font-size: 16px; }
.page-nav a[aria-current="location"] { background: #ffffff20; border-bottom: 2px solid #fff; }
.video-toggle { display: grid; place-items: center; width: 44px; height: 44px; margin: 0 0 16px auto; border: 1px solid #ffffffb0; border-radius: 50%; background: #00484670; color: #fff; }
.video-toggle:hover { background: var(--teal); }
.visual-rail a:focus-visible,.video-toggle:focus-visible { outline-color: #fff; }
.reading-column { position: relative; z-index: 1; width: var(--reading); margin-left: var(--visual); background: var(--paper); min-height: 100vh; border-inline: 1px solid #bdd3cd; box-shadow: 0 0 28px #204c4210; }
.navigation-rail { position: fixed; top: 0; right: 0; bottom: 0; width: var(--navigation); display: flex; flex-direction: column; justify-content: flex-end; gap: 24px; padding: 88px 16px 86px; background: #edf3f1; border-left: 1px solid #b8d0ca; }
.navigation-rail > .type-controls { position: absolute; top: 24px; left: 16px; right: 16px; }
.type-controls button:focus-visible { position: relative; z-index: 1; }
.desktop-nav { margin-top: 0; }
.mobile-header, .mobile-menu { display: none; }

.home-hero { min-height: 100svh; display: flex; flex-direction: column; justify-content: center; padding: 64px 34px 40px; }
.eyebrow { color: #956134; font-size: 16px; font-weight: 700; line-height: 1.9; }
.hero-eyebrow { display: flex; align-items: center; gap: 10px; margin-bottom: 22px; }
.home-hero h1 { color: var(--teal); margin-bottom: 30px; }
.home-hero h1 > span { text-decoration: underline; text-decoration-color: var(--brand-camel); text-decoration-thickness: 2px; text-underline-offset: 10px; }
.hero-mobile-art { display: none; }
.hero-description { color: var(--ink); font-size: var(--body-size); line-height: 1.8; }
.page-section { padding: 80px 34px; border-top: 1px solid var(--line); scroll-margin-top: 24px; }
.section-kicker { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; color: var(--camel); font-size: var(--small-size); font-weight: 700; line-height: 1.9; }
.section-kicker svg { width: 21px; height: 21px; }
.introduction { background: var(--paper); }
.lead { color: var(--teal); font-weight: 700; margin-bottom: 25px; }
.small-answer { margin: 32px 0; padding: 4px 0 4px 20px; border-left: 3px solid var(--camel); }
.answer-marker { display: block; color: var(--camel); font-size: var(--small-size); margin-bottom: 10px; }
.small-answer p { font-size: var(--body-size); }
.introduction > .text-link { margin-top: 28px; }
.themes-section { background: var(--paper); }
.topic-list { margin-top: 34px; border-top: 1px solid var(--line); }
.topic { border-bottom: 1px solid var(--line); }
.topic > summary { display: flex; align-items: center; gap: 14px; cursor: pointer; list-style: none; padding: 26px 0; }
summary::-webkit-details-marker { display: none; }
.topic-icon { color: var(--teal); align-self: flex-start; padding-top: 4px; }
.topic-icon svg { width: 28px; height: 28px; }
.topic-titles { flex: 1; min-width: 0; }
.topic-label { display: block; font-size: var(--small-size); color: var(--camel); font-weight: 700; margin-bottom: 7px; }
.topic-question { display: block; color: var(--teal); font-size: 24px; font-weight: 700; line-height: 1.5; }
.topic-plus { color: var(--teal); width: 19px; height: 19px; transition: transform .25s; }
.topic[open] > summary .topic-plus { transform: rotate(45deg); }
.topic[open] > summary { color: var(--teal); }
.topic > summary:hover { color: var(--teal); }
.topic-answer { padding: 0 0 30px; }
.today { border-left: 2px solid var(--camel); padding-left: 18px; margin-top: 24px; }
.today > span { display: flex; align-items: center; gap: 8px; color: var(--camel); font-weight: 700; font-size: var(--small-size); margin-bottom: 8px; }
.today p { font-size: var(--body-size); }
.source-link { display: inline-flex; align-items: center; gap: 8px; font-size: 16px; margin-top: 20px; }
.source-link svg { width: 17px; height: 17px; }
.topic-answer > .text-link { font-size: 16px; margin-top: 20px; }
.features-section { background: var(--paper); }
.feature-story > figure { margin: 30px -14px 26px; }
.feature-story > figure img { width: 100%; aspect-ratio: 3 / 2; object-fit: contain; }
figcaption { color: var(--muted); font-size: 16px; line-height: 1.8; }
.feature-story > figure figcaption { margin-top: 12px; text-align: center; color: var(--teal); }
.story-tag { font-size: var(--small-size); color: var(--camel); font-weight: 700; line-height: 1.9; margin-bottom: 10px; }
.feature-story h3 { font-size: 24px; margin-bottom: 22px; }
.story-more { margin-top: 24px; }
.story-more > summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 48px; padding: 10px 0; cursor: pointer; list-style: none; font-size: 18px; font-weight: 700; color: var(--teal); border-bottom: 1px solid var(--teal); }
.story-more[open] > summary svg { transform: rotate(45deg); }
.story-more > div { padding-top: 24px; }
.story-more .story-note { font-size: 16px; color: var(--muted); }
.story-more .text-link { margin-top: 18px; }
.bunkatsu-feature { margin-top: 56px; padding-top: 48px; border-top: 1px solid var(--line); }
.bunkatsu-feature + h3 { margin-top: 64px; }
.bunkatsu-feature h3 { margin-bottom: 22px; font-size: 24px; }
.bunkatsu-feature h3 em { font-size: 30px; }
.mini-timeline { padding: 0; margin: 30px 0; list-style: none; }
.mini-timeline li { display: grid; grid-template-columns: 80px 1fr; align-items: baseline; gap: 20px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.mini-timeline li > span { color: var(--teal); font-size: 20px; font-weight: 700; }
.mini-timeline p { font-size: var(--body-size); }
.seminar-section { background: #f0f6f3; }
.seminar-photo { margin: 30px 0; }
.seminar-photo img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 4px; }
.seminar-photo figcaption { margin-top: 10px; font-size: 16px; }
.seminar-entry { margin-top: 32px; border-top: 1px solid #aebfb6; padding-top: 30px; }
.area-label { display: flex; align-items: center; gap: 7px; font-size: 16px; color: var(--teal); margin-bottom: 12px; }
.area-label svg { width: 18px; }
.seminar-entry h3 { font-size: 24px; margin-bottom: 18px; }
.seminar-entry > p { font-size: var(--body-size); }
.seminar-entry .button { margin-top: 26px; }
.support-section { background: var(--paper); }
.support-choices { margin: 32px 0 48px; }
.support-choices > div { display: flex; align-items: flex-start; gap: 16px; border-bottom: 1px solid var(--line); padding: 24px 0; }
.support-choices > div > svg { color: var(--teal); width: 26px; height: 26px; margin-top: 4px; }
.support-choices h3 { font-size: 22px; margin-bottom: 10px; }
.support-choices p { font-size: var(--body-size); }
.services-heading { font-size: 22px; padding-bottom: 20px; }
.service-list { border-top: 1px solid var(--line); }
.service-list > a { display: flex; align-items: center; gap: 15px; text-decoration: none; color: var(--ink); padding: 22px 0; border-bottom: 1px solid var(--line); }
.service-list > a > svg { color: var(--teal); }
.service-list > a > span { flex: 1; }
.service-list strong { display: block; font-size: 22px; }
.service-list small { display: block; color: var(--muted); font-size: 16px; margin-top: 5px; }
.service-list > a:hover strong { color: var(--teal); text-decoration: underline; text-underline-offset: 5px; }
.price-link { margin-top: 24px; font-size: 18px; }
.contact-band { margin-top: 52px; padding-top: 40px; border-top: 1px solid var(--camel); }
.contact-band h3 { color: var(--teal); margin-bottom: 24px; }
.contact-band .quiet-link { margin-top: 14px; font-size: 16px; }
.site-footer { background: var(--teal); color: #fff; font-size: var(--small-size); line-height: var(--body-leading); padding: 60px 30px; text-align: center; }
.footer-brand { display: block; width: 150px; height: 150px; margin: 0 auto 30px; }
.footer-brand > img { width: 100%; height: 100%; object-fit: contain; }
.site-footer > p { font-size: 16px; margin-top: 20px; }
.site-footer nav { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; margin: 26px 0; }
.site-footer nav > a { display: flex; align-items: center; justify-content: center; min-height: 48px; font-size: 16px; color: #fff; text-decoration: none; border-bottom: 1px solid #528f87; }
.site-footer > small { display: block; font-size: 16px; margin-top: 24px; }

@media (min-width: 1200px) and (max-height: 780px) {
  .navigation-rail { padding-top: 18px; padding-bottom: 78px; }
  .desktop-nav { margin-top: 0; }
  .home-hero { padding-top: 36px; }
}
@media (min-width: 1200px) and (max-height: 600px) {
  .navigation-rail { overflow-y: auto; }
  .rail-brand { width: 120px; height: 120px; margin-top: 20px; }
  .rail-bottom { padding: 14px 24px; }
  .page-nav a { font-size: 16px; min-height: 44px; padding-block: 8px; }
}
@media (max-width: 1199px) {
  html { scroll-padding-top: 24px; }
  .visual-rail, .navigation-rail { display: none; }
  .reading-column { width: min(100%, 640px); margin: 0 auto; border-left: 1px solid var(--line); }
  .mobile-header { display: flex; position: relative; z-index: 60; align-items: center; justify-content: space-between; gap: 16px; background: var(--teal); color: #fff; padding: 10px 24px; }
  .mobile-header-tools { display: flex; align-items: center; gap: 12px; }
  .mobile-header-tools .type-controls > span { display: none; }
  .mobile-logo { display: flex; align-items: center; gap: 12px; color: #fff; text-decoration: none; }
  .mobile-logo > img { width: 90px; height: 90px; object-fit: contain; }
  .mobile-menu { display: block; position: absolute; top: 110px; left: 0; right: 0; z-index: 55; max-height: calc(100dvh - 110px); overflow-y: auto; padding: 18px 28px 26px; background: #fff; border-bottom: 1px solid var(--teal); box-shadow: 0 12px 20px #173b3612; }
  .mobile-menu nav { display: flex; flex-direction: column; }
  .mobile-menu nav a { display: flex; align-items: center; gap: 12px; min-height: 55px; font-size: 18px; text-decoration: none; border-bottom: 1px solid var(--line); }
  .mobile-menu nav a > svg:last-child { margin-left: auto; width: 18px; }
  .mobile-menu .type-controls { margin-top: 20px; justify-content: flex-start; gap: 24px; }
  .home-hero { min-height: auto; padding: 36px 34px 44px; }
  .hero-mobile-art { display: block; width: 100%; height: 220px; object-fit: contain; margin: 14px 0 22px; mix-blend-mode: multiply; }
  .home-hero h1 { margin-bottom: 8px; }
  .home-hero h1 { line-height: 1.6; }
  .page-section { scroll-margin-top: 0; }
}
@media (max-width: 540px) {
  .reading-column { border-inline: 1px solid var(--line); }
  .home-hero { padding: 28px 24px 40px; }
  .hero-eyebrow { gap: 8px; margin-bottom: 16px; }
  .hero-mobile-art { height: 190px; margin: 12px 0 18px; }
  .page-section { padding: 64px 24px; }
  .topic > summary { gap: 12px; padding: 23px 0; }
  .topic-icon svg { width: 24px; height: 24px; }
  .feature-story h3 { font-size: 23px; }
  .feature-story > figure { margin-left: -6px; margin-right: -6px; }
  .mini-timeline li { grid-template-columns: 72px 1fr; gap: 12px; }
  .seminar-entry h3 { font-size: 24px; }
  .site-footer { padding: 60px 24px 84px; }
  .site-footer nav { grid-template-columns: 1fr; }
  .mobile-header { padding: 8px 24px; }
  .mobile-logo > img { width: 82px; height: 82px; }
  .mobile-menu { top: 98px; max-height: calc(100dvh - 98px); }
}
@media (max-width: 360px) {
  .home-hero, .page-section { padding-left: 22px; padding-right: 22px; }
}
@media (max-width: 480px) {
  h1 { font-size: 32px; }
  h2 { font-size: 26px; }
  .topic-question { font-size: 23px; }
}
@media (max-width: 350px) {
  h1 { font-size: 28px; }
  .mobile-header { padding-inline: 20px; }
  .home-hero, .page-section { padding-inline: 20px; }
}
@media (min-width: 1200px) and (max-height: 760px) {
  .rail-brand { width: 140px; height: 140px; margin-top: 24px; }
  .rail-bottom { padding: 18px 24px; }
  .page-nav a { font-size: 16px; }
}
@media (max-width: 540px) and (max-height: 740px) {
  .hero-mobile-art { height: 150px; margin-block: 8px 12px; }
  .home-hero { padding-top: 24px; }
  .hero-eyebrow { margin-bottom: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
@media print {
  @page { margin: 15mm; }
  html { scroll-behavior: auto; }
  body { background: #fff; font-size: 12pt; color: #000; }
  .visual-rail, .navigation-rail, .mobile-header, .mobile-menu, .back-top, .read-cue, .skip-link { display: none !important; }
  .reading-column { width: 100%; margin: 0; border: 0; }
  .home-hero, .page-section { min-height: auto; padding: 20px 0; background: #fff; }
  .hero-mobile-art { display: block; max-height: 45mm; width: auto; margin: 14px auto; }
  h1, h2 { font-size: 22pt; }
  h3 { font-size: 16pt; }
  .topic, .feature-story, .seminar-entry { break-inside: avoid; }
  .topic[hidden] { display: none !important; }
  .topic > summary { padding: 10px 0; }
  .topic-answer { padding-bottom: 12px; }
  .topic-question, .topic-answer, .today p { font-size: 12pt; }
  .feature-story figure img, .seminar-photo img { max-height: 55mm; width: auto; margin: auto; }
  .site-footer { padding: 18px; print-color-adjust: exact; }
}
/* Editorial illustrations and source-backed explanatory figures. */
.editorial-figure { margin: 30px 0 36px; }
.editorial-figure img { display: block; width: 100%; height: auto; border-radius: 0; }
.editorial-figure figcaption { margin-top: 12px; color: var(--ink, #203d40); font-size: 16px; line-height: 1.8; }
.evidence-block { margin-top: 44px; padding: 28px 0; border-top: 2px solid #b87e4b; border-bottom: 1px solid #c6d9d6; }
.evidence-block h3 { margin: 0 0 20px; color: #006766; font-size: 24px; line-height: 1.6; }
.evidence-points { list-style: none; padding: 0; margin: 24px 0; }
.evidence-points li { display: flex; align-items: flex-start; gap: 14px; padding: 16px 0; border-top: 1px solid #c6d9d6; }
.evidence-points li svg { width: 24px; height: 24px; margin-top: 6px; flex: 0 0 24px; color: #006766; }
.evidence-source { margin-bottom: 0; font-size: 16px; line-height: 1.8; overflow-wrap: anywhere; }
.evidence-source a { display: inline; color: #006766; text-decoration: underline; text-underline-offset: 4px; }
.evidence-source svg { display: inline; width: 18px; height: 18px; vertical-align: middle; }
.evidence-source span { display: block; margin-top: 8px; }
.evidence-chart { margin: 28px 0; }
.evidence-chart figcaption { color: #203d40; font-weight: 700; font-size: 18px; margin-bottom: 20px; }
.evidence-bars { display: grid; gap: 18px; }
.evidence-bars > div { display: grid; grid-template-columns: 76px minmax(0,1fr); gap: 6px 12px; align-items: center; font-size: 16px; }
.evidence-bar-track { background: #e6eeec; height: 22px; }
.evidence-bar-track > span { display: block; height: 100%; background: #006766; }
.evidence-bars strong { grid-column: 2; font-size: 18px; font-weight: 700; }
@media print { .editorial-figure, .evidence-chart { break-inside: avoid; } .editorial-figure img { max-height: 70mm; object-fit: contain; } .evidence-bars { print-color-adjust: exact; } }