:root {
  --ink: #16233a;
  --ink-soft: #42506a;
  --paper: #f7f3ed;
  --paper-deep: #e9e1d4;
  --blue: #315cff;
  --coral: #f1684b;
  --line: rgba(22, 35, 58, 0.18);
  --serif: "Iowan Old Style", "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  --sans: Inter, "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--sans); font-size: 16px; line-height: 1.8; letter-spacing: 0.025em; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.18em; }
a:hover { color: var(--blue); }
img { display: block; width: 100%; height: 100%; object-fit: cover; }
::selection { color: var(--paper); background: var(--blue); }

.skip-link { position: absolute; left: 1rem; top: -3.5rem; z-index: 20; background: var(--ink); color: white; padding: 0.6rem 0.9rem; }
.skip-link:focus { top: 1rem; }
.site-header { width: min(100% - 4rem, 1440px); margin: 0 auto; min-height: 96px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.wordmark { display: inline-flex; align-items: center; gap: 0.38rem; font-weight: 800; font-size: 1.05rem; letter-spacing: 0.11em; text-decoration: none; }
.wordmark-mark { display: inline-flex; width: 1.3rem; height: 1.3rem; align-items: center; justify-content: center; border-radius: 50%; color: var(--paper); background: var(--blue); font-size: 0.88rem; letter-spacing: 0; }
.site-header nav { display: flex; align-items: center; gap: 1.8rem; font-size: 0.77rem; font-weight: 700; letter-spacing: 0.1em; }
.site-header nav a { text-decoration: none; }
.nav-youtube { border-bottom: 1px solid currentColor; }

.hero { width: min(100% - 4rem, 1440px); min-height: 720px; margin: 0 auto; display: grid; grid-template-columns: minmax(300px, 0.94fr) minmax(420px, 1.36fr) 86px; gap: clamp(2rem, 5vw, 6.5rem); align-items: center; padding: 6.5rem 0 5rem; }
.hero-copy { position: relative; z-index: 1; padding-top: 1.1rem; }
.eyebrow { margin: 0 0 1.35rem; color: var(--blue); font-size: 0.69rem; font-weight: 800; line-height: 1.4; letter-spacing: 0.17em; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; letter-spacing: 0.025em; }
h1 { margin-bottom: 2rem; font-size: clamp(3.7rem, 6.5vw, 7.4rem); line-height: 0.98; }
h1 em { color: var(--blue); font-style: normal; }
.hero-lead { max-width: 30rem; margin-bottom: 2rem; color: var(--ink-soft); font-size: 0.98rem; }
.button { display: inline-flex; align-items: center; gap: 1.2rem; border: 1px solid currentColor; padding: 0.85rem 1rem 0.85rem 1.25rem; font-size: 0.82rem; font-weight: 700; letter-spacing: 0.06em; text-decoration: none; transition: transform 160ms ease, background 160ms ease, color 160ms ease; }
.button span { font-size: 1.1rem; }
.button:hover { transform: translateX(4px); }
.button-dark { color: var(--paper); background: var(--ink); }
.button-dark:hover { color: var(--paper); background: var(--blue); }
.external-note { margin: 0.8rem 0 0; color: var(--ink-soft); font-size: 0.68rem; }
.image-frame { overflow: hidden; background: var(--paper-deep); }
.image-frame img { transition: transform 600ms ease; }
.image-frame:hover img { transform: scale(1.025); }
.image-frame-wide { aspect-ratio: 16 / 10; border-radius: 0 140px 0 0; }
.hero-side-note { align-self: end; margin: 0 0 0.5rem; color: var(--ink-soft); font-size: 0.64rem; font-weight: 700; line-height: 1.7; letter-spacing: 0.13em; writing-mode: vertical-rl; transform: rotate(180deg); }

.manifesto { min-height: 395px; display: grid; grid-template-columns: 1fr minmax(400px, 1.1fr) 1fr; gap: 2rem; align-items: center; padding: 4rem max(2rem, calc((100vw - 1440px) / 2)); color: var(--paper); background: var(--ink); }
.manifesto-index { align-self: start; color: #90a7ff; font-size: 0.7rem; letter-spacing: 0.18em; }
.manifesto > p { margin: 0; font-family: var(--serif); font-size: clamp(2.1rem, 3.5vw, 4rem); line-height: 1.32; }
.manifesto strong { color: #a9bcff; font-weight: 500; }
.manifesto-foot { align-self: end; color: #cad3e2; font-size: 0.84rem; }

.compass { width: min(100% - 4rem, 1240px); display: grid; grid-template-columns: 0.82fr 1.38fr; gap: clamp(3rem, 8vw, 10rem); margin: 0 auto; padding: 7.5rem 0 1.5rem; }
.compass-intro h2 { font-size: clamp(2.15rem, 3.6vw, 3.75rem); }
.compass-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.3rem; margin: 0; padding: 0; list-style: none; }
.compass-list li { min-height: 210px; padding: 1.2rem 0; border-top: 1px solid var(--line); }
.compass-list span { display: block; margin-bottom: 2.6rem; color: var(--coral); font-family: var(--serif); font-size: 1.3rem; }
.compass-list strong { display: block; font-size: 0.9rem; }
.compass-list p { margin: 0.65rem 0 0; color: var(--ink-soft); font-size: 0.78rem; line-height: 1.75; }

.note-intro { width: min(100% - 4rem, 1024px); display: grid; grid-template-columns: 1.5fr 0.72fr; gap: 3rem; margin: 0 auto; padding: 9rem 0 6rem; }
h2 { margin-bottom: 0; font-size: clamp(2.3rem, 4.3vw, 4.8rem); line-height: 1.15; }
.note-intro > p { align-self: end; margin-bottom: 0.65rem; color: var(--ink-soft); font-size: 0.92rem; }

.story { position: relative; width: min(100% - 4rem, 1240px); margin: 0 auto; border-top: 1px solid var(--line); }
.story-number { color: var(--coral); font-family: var(--serif); font-size: 2rem; line-height: 1; }
.story-content { max-width: 510px; }
.story-kicker { margin-bottom: 1.1rem; color: var(--blue); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.15em; }
h3 { margin-bottom: 1.6rem; font-size: clamp(2rem, 3.3vw, 3.8rem); line-height: 1.2; }
.story-content > p:not(.story-kicker) { color: var(--ink-soft); font-size: 0.94rem; }
.question { margin-top: 2rem; color: var(--ink) !important; font-size: 0.84rem !important; font-weight: 700; }
.question span { display: block; margin-top: 0.45rem; padding-left: 0.75rem; border-left: 2px solid var(--coral); font-weight: 400; }
.article-link { display: inline-flex; gap: 0.75rem; margin-top: 1.5rem; color: var(--ink); font-size: 0.77rem; font-weight: 800; text-decoration: none; border-bottom: 1px solid currentColor; }
.article-link:hover { color: var(--blue); }
.story-work { display: grid; grid-template-columns: 1fr minmax(380px, 510px) 1fr; gap: 3rem; align-items: start; min-height: 570px; padding: 4.5rem 0 6rem; }
.story-work .story-detail { align-self: end; justify-self: end; padding-bottom: 0.5rem; color: var(--ink-soft); font-size: 0.78rem; line-height: 1.7; text-align: right; }
.story-life { display: grid; grid-template-columns: minmax(260px, 370px) minmax(340px, 510px) 1fr; gap: clamp(2rem, 8vw, 11rem); align-items: center; min-height: 740px; padding: 5.5rem 6vw 5.5rem 0; }
.image-frame-tall { aspect-ratio: 4 / 5; border-radius: 160px 0 0 0; }
.story-life .story-number { align-self: end; justify-self: end; }
.story-business { display: grid; grid-template-columns: minmax(300px, 460px) minmax(360px, 610px) 1fr; gap: clamp(2rem, 7vw, 9rem); align-items: center; min-height: 630px; padding: 5.5rem 0; }
.image-frame-business { aspect-ratio: 3 / 2; border-radius: 0 0 120px 0; }
.story-business .story-number { align-self: start; justify-self: end; }

.video-callout { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(3rem, 9vw, 10rem); margin-top: 4rem; padding: 7rem max(2rem, calc((100vw - 1240px) / 2)); color: var(--paper); background: var(--blue); }
.video-callout .eyebrow { color: #dfe6ff; }
.video-callout h2 { max-width: 760px; }
.video-callout-side { align-self: end; }
.video-callout-side > p:first-child { color: #e3e8ff; font-size: 0.92rem; }
.button-light { margin-top: 1rem; color: var(--ink); background: var(--paper); }
.button-light:hover { color: var(--paper); background: var(--ink); }
.external-note-light { color: #e3e8ff; }

.about { width: min(100% - 4rem, 1240px); display: grid; grid-template-columns: 0.6fr 1.4fr; gap: 3rem; margin: 0 auto; padding: 9rem 0; }
.about-label { color: var(--blue); font-size: 0.72rem; font-weight: 800; line-height: 1.8; letter-spacing: 0.14em; }
.about-main { max-width: 760px; }
.about-main > p { max-width: 620px; margin: 2rem 0 3rem; color: var(--ink-soft); }
dl { margin: 0; border-top: 1px solid var(--line); }
dl div { display: grid; grid-template-columns: 10rem 1fr; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--line); font-size: 0.84rem; }
dt { font-weight: 700; }
dd { margin: 0; color: var(--ink-soft); }

.site-footer { width: min(100% - 4rem, 1440px); margin: 0 auto; border-top: 1px solid var(--line); padding: 2rem 0; font-size: 0.75rem; }
.footer-top, .footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.footer-top { padding-bottom: 3.5rem; }
.footer-top > a:last-child { font-weight: 700; }
.footer-bottom { color: var(--ink-soft); }
.footer-bottom p { margin: 0; }
.footer-bottom div { display: flex; gap: 1.3rem; }

.policy-page .site-header { margin-bottom: 0; }
.policy-content { width: min(100% - 4rem, 820px); margin: 0 auto; padding: 8rem 0 9rem; }
.policy-content h1 { margin-bottom: 0.75rem; font-size: clamp(3rem, 5.6vw, 5.5rem); }
.policy-updated { color: var(--ink-soft); font-size: 0.75rem; }
.policy-lead { margin: 4rem 0; font-family: var(--serif); font-size: clamp(1.35rem, 2.3vw, 2rem); line-height: 1.7; }
.policy-content section { padding: 2.5rem 0; border-top: 1px solid var(--line); }
.policy-content section h2 { margin-bottom: 1rem; font-size: 1.5rem; }
.policy-content section p { margin-bottom: 0; color: var(--ink-soft); }
.policy-back { margin-top: 3.5rem; font-weight: 700; }
.policy-page .site-footer { margin-top: 0; }

.note-article { width: min(100% - 4rem, 820px); margin: 0 auto; padding: 4rem 0 9rem; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0 0 5.5rem; color: var(--ink-soft); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.08em; }
.note-article h1 { margin-bottom: 2.2rem; font-size: clamp(3.15rem, 5.8vw, 6.6rem); }
.article-deck { max-width: 640px; margin-bottom: 2rem; color: var(--ink-soft); font-family: var(--serif); font-size: clamp(1.2rem, 2vw, 1.65rem); line-height: 1.75; }
.article-meta { display: flex; gap: 1.2rem; padding: 1rem 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); color: var(--ink-soft); font-size: 0.72rem; }
.note-article section { margin: 5.3rem 0; }
.note-article section h2 { margin-bottom: 1.5rem; font-size: clamp(1.8rem, 3.2vw, 2.8rem); line-height: 1.35; }
.note-article section p { color: var(--ink-soft); font-size: 0.98rem; }
.article-list { margin: 2rem 0; padding: 1.5rem 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); list-style: none; }
.article-list li { padding: 0.9rem 0; color: var(--ink-soft); font-size: 0.9rem; }
.article-list strong { color: var(--ink); }
.article-aside { margin: 5.5rem 0; padding: 2.2rem 2.4rem; color: var(--paper); background: var(--ink); }
.article-aside p { margin-bottom: 0.8rem; color: #a9bcff; font-size: 0.7rem; font-weight: 800; letter-spacing: 0.12em; }
.article-aside strong { display: block; font-family: var(--serif); font-size: clamp(1.25rem, 2.3vw, 1.9rem); font-weight: 500; line-height: 1.5; }
.article-next { padding-top: 2.5rem; border-top: 1px solid var(--line); }
.article-next > p:first-child { max-width: 540px; color: var(--ink-soft); }

@media (max-width: 820px) {
  .site-header, .hero, .note-intro, .story, .about, .site-footer, .policy-content { width: min(100% - 2.4rem, 100%); }
  .site-header { min-height: 74px; }
  .site-header nav { gap: 0.85rem; font-size: 0.65rem; }
  .site-header nav a:not(.nav-youtube) { display: none; }
  .hero { grid-template-columns: 1fr; gap: 2.5rem; min-height: auto; padding: 4rem 0 4.5rem; }
  .hero-side-note { display: none; }
  h1 { font-size: clamp(3.4rem, 15vw, 5.1rem); }
  .image-frame-wide { aspect-ratio: 16 / 11; border-radius: 0 84px 0 0; }
  .manifesto { grid-template-columns: 1fr; gap: 1.5rem; min-height: auto; padding: 4.5rem 1.2rem; }
  .manifesto > p { font-size: 2.1rem; }
  .manifesto-foot { text-align: right; }
  .compass { grid-template-columns: 1fr; gap: 2rem; padding: 5.5rem 0 0.5rem; }
  .compass-list { grid-template-columns: 1fr; gap: 0; }
  .compass-list li { display: grid; grid-template-columns: 3.2rem 1fr; gap: 0 0.5rem; min-height: 0; padding: 1.2rem 0; }
  .compass-list span { grid-row: span 2; margin: 0; }
  .compass-list p { grid-column: 2; }
  .note-intro { grid-template-columns: 1fr; gap: 2rem; padding: 6rem 0 3rem; }
  .story-work, .story-life, .story-business { grid-template-columns: 1fr; gap: 2rem; min-height: auto; padding: 3.5rem 0; }
  .story-work .story-detail { display: none; }
  .story-life { padding-right: 0; }
  .story-life .story-image { order: 2; width: min(100%, 360px); }
  .story-life .story-content { order: 1; }
  .story-life .story-number, .story-business .story-number { position: absolute; top: 3.7rem; right: 0; }
  .story-business .story-image { width: 100%; }
  .video-callout { grid-template-columns: 1fr; gap: 2rem; padding: 4.5rem 1.2rem; }
  .about { grid-template-columns: 1fr; gap: 1.5rem; padding: 6rem 0; }
  dl div { grid-template-columns: 1fr; gap: 0.15rem; }
  .footer-top { padding-bottom: 2.5rem; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
  .policy-content { padding: 5rem 0 6rem; }
  .policy-lead { margin: 3rem 0; }
  .note-article { width: min(100% - 2.4rem, 100%); padding: 3rem 0 6rem; }
  .breadcrumbs { margin-bottom: 3.5rem; }
  .article-meta { flex-direction: column; gap: 0.2rem; }
  .note-article section { margin: 4rem 0; }
  .article-aside { margin: 4rem 0; padding: 1.7rem; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; } }