:root {
  color-scheme: light;
  --navy: #19343e;
  --teal: #177369;
  --muted: #566b70;
  --line: #d9e5e1;
  --pale: #f0f6f3;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
  color: var(--navy);
  background: #fff;
  font-synthesis: none;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body { margin: 0; font-size: 15px; line-height: 1.9; overflow-wrap: anywhere; }
a { color: inherit; text-underline-offset: 5px; }
a:focus-visible { outline: 3px solid #b36a20; outline-offset: 6px; }
h1, h2, h3, p, figure { margin: 0; }
h1, h2, h3 { overflow-wrap: normal; word-break: normal; }
.container { width: min(1160px, calc(100% - 80px)); margin-inline: auto; }
.skip-link { position: absolute; left: 20px; top: -100px; z-index: 10; padding: 8px 20px; background: white; }
.skip-link:focus { top: 10px; }
.site-header { border-bottom: 1px solid #e5ece8; }
.header-inner { min-height: 120px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-size: 26px; font-weight: 800; letter-spacing: .045em; line-height: 1.3; }
.brand-logo { display: block; width: 120px; height: auto; flex-shrink: 0; }
.brand-sub { display: block; color: var(--muted); font-size: 10px; font-weight: 500; letter-spacing: .035em; }
nav { display: flex; gap: 32px; align-items: center; font-size: 13px; font-weight: 600; }
nav a { text-decoration: none; }
.nav-contact { padding: 11px 18px; border: 1px solid #bdcec8; border-radius: 5px; }
.nav-contact span { margin-left: 16px; }
.hero { background: linear-gradient(112deg, #fcfdfa 35%, #edf5f1 100%); padding-top: 76px; }
.hero-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 54px; align-items: center; }
.status-label { display: inline-flex; align-items: center; gap: 9px; font-size: 12px; font-weight: 600; color: var(--teal); letter-spacing: .055em; }
.status-label > span { width: 7px; height: 7px; background: var(--teal); border-radius: 50%; }
h1 { margin-top: 22px; font-size: clamp(35px, 4.15vw, 56px); line-height: 1.55; font-weight: 800; letter-spacing: -.055em; }
h1 em { font-style: normal; color: var(--teal); }
.hero-lead { margin-top: 25px; font-size: 17px; font-weight: 600; line-height: 1.95; }
.hero-description { margin-top: 17px; color: var(--muted); font-size: 14px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 22px; padding: 17px 23px; border-radius: 5px; font-size: 14px; line-height: 1.65; font-weight: 700; text-decoration: none; transition: background-color .18s, transform .18s; }
.button > span { flex-shrink: 0; font-size: 21px; line-height: 1; }
.button-primary { margin-top: 30px; background: var(--teal); color: white; box-shadow: 0 6px 16px #174f4310; }
.button-primary:hover { background: #105c54; transform: translateY(-2px); }
.hero-note { margin-top: 12px; font-size: 11px; color: var(--muted); }
.workflow { position: relative; padding: 27px; background: #ffffffd9; border: 1px solid #d5e4de; border-radius: 16px; box-shadow: 0 22px 65px #244c3c0b; }
.workflow-heading { display: flex; gap: 12px; justify-content: space-between; align-items: center; font-size: 12px; font-weight: 600; margin-bottom: 25px; }
.concept-badge { padding: 3px 7px; border: 1px solid var(--line); color: var(--muted); font-size: 10px; white-space: nowrap; font-weight: 400; border-radius: 3px; }
.source-card { padding: 21px; border: 1px solid #dce6e0; border-radius: 8px; background: white; }
.source-heading { display: flex; align-items: center; gap: 13px; font-weight: 700; font-size: 16px; line-height: 1.65; }
.source-heading small { display: block; font-size: 11px; color: var(--muted); font-weight: 400; }
.mini-icon { width: 38px; height: 42px; border: 1px solid #b5cfc1; border-radius: 4px; display: grid; place-items: center; font-size: 27px; color: var(--teal); }
.information-tags { margin-top: 16px; display: flex; gap: 6px; }
.information-tags span { flex: 1; background: var(--pale); text-align: center; padding: 5px 3px; border-radius: 3px; font-size: 10px; white-space: nowrap; }
.flow-connector { display: flex; justify-content: center; align-items: center; height: 35px; color: #76a694; font-size: 22px; }
.hub { background: #1a6b60; color: white; border-radius: 7px; padding: 13px 18px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.hub-name { font-size: 22px; font-weight: 800; letter-spacing: .055em; }
.hub > span:last-child { font-size: 11px; color: #edf6f2; }
.distribution { display: flex; height: 41px; padding-inline: 15%; position: relative; }
.distribution::before { content: ""; position: absolute; top: 18px; left: 16.5%; right: 16.5%; height: 1px; background: #b5cfc2; }
.distribution i { position: absolute; width: 1px; background: #b5cfc2; height: 23px; bottom: 0; left: 16.5%; }
.distribution i:nth-child(2) { left: 50%; height: 41px; }
.distribution i:nth-child(3) { left: 83.5%; }
.media-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.media-card { border: 1px solid #d8e3dd; border-radius: 6px; padding: 17px 8px 12px; text-align: center; background: white; }
.media-card strong { display: block; font-size: 12px; font-weight: 500; }
.window-icon { width: 28px; height: 24px; display: block; margin: 0 auto 8px; border: 1px solid #8eaaa0; border-radius: 3px; position: relative; }
.window-icon::before { content: ""; position: absolute; top: 6px; left: 0; right: 0; border-top: 1px solid #8eaaa0; }
.window-icon::after { content: ""; position: absolute; top: 3px; left: 4px; width: 2px; height: 2px; background: #8eaaa0; box-shadow: 4px 0 #8eaaa0; }
.workflow-principle { text-align: center; margin-top: 18px; font-size: 11px; color: var(--teal); }
.workflow-principle > span { margin-right: 6px; }
figcaption { margin-top: 15px; padding-top: 12px; border-top: 1px solid #e2eae5; color: var(--muted); font-size: 10px; line-height: 1.85; }
.hero-bottom { display: flex; gap: 20px; justify-content: space-between; padding-block: 22px; margin-top: 61px; border-top: 1px solid #dce7df; font-size: 11px; color: var(--muted); }
.hero-bottom a { text-decoration: none; }
.hero-bottom a span { margin-left: 25px; }
.section { padding-block: 96px; }
.eyebrow { color: var(--teal); font-size: 10px; letter-spacing: .17em; font-weight: 700; margin-bottom: 18px; }
h2 { font-size: clamp(26px, 2.7vw, 36px); font-weight: 700; letter-spacing: -.025em; line-height: 1.65; }
.section-heading > p:last-child { margin-top: 16px; color: var(--muted); font-size: 14px; }
.challenge-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 45px; }
.challenge { border-top: 1px solid #a5c0b5; padding-top: 23px; }
.challenge-number { font-size: 12px; color: var(--teal); letter-spacing: .12em; }
.challenge h3 { font-size: 19px; letter-spacing: -.035em; margin-top: 17px; }
.challenge p { margin-top: 12px; font-size: 13px; color: var(--muted); }
.challenge-tag { display: inline-block; margin-top: 24px; font-size: 10px; background: var(--pale); border-radius: 3px; padding: 4px 10px; color: #426a5e; }
.approach { background: var(--pale); }
.approach-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 76px; }
.approach-intro > p:not(.eyebrow) { margin-top: 24px; font-size: 14px; color: var(--muted); }
.approach-intro > .development-label { display: inline-block; font-size: 11px !important; padding: 5px 10px; border: 1px solid #cadbd1; border-radius: 3px; }
.approach-item { display: flex; gap: 24px; padding-block: 26px; border-bottom: 1px solid #cdded4; }
.approach-item:first-child { padding-top: 5px; }
.approach-item:last-child { border-bottom: 0; padding-bottom: 0; }
.item-number { flex-shrink: 0; font-size: 11px; padding-top: 5px; letter-spacing: .08em; color: var(--teal); }
.approach-item h3 { font-size: 19px; letter-spacing: -.025em; }
.approach-item p { margin-top: 9px; color: var(--muted); font-size: 13px; line-height: 2; }
.policy-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 76px; }
.teal-text { color: var(--teal); }
.policy-copy { padding-top: 35px; }
.policy-copy > p { font-size: 14px; line-height: 2.1; }
.policy-copy > p + p { margin-top: 16px; }
.policy-steps { list-style: none; padding: 0; margin: 29px 0; display: flex; flex-wrap: wrap; gap: 10px 18px; font-size: 11px; }
.policy-steps li { display: flex; gap: 7px; align-items: center; }
.policy-steps span { border: 1px solid #bdd3c6; border-radius: 50%; width: 20px; height: 20px; display: grid; place-items: center; color: var(--teal); font-size: 10px; }
.policy-copy > .verification-note { font-size: 11px; line-height: 1.95; padding: 18px 20px; background: #f5f7f5; border-left: 2px solid #accbb9; color: var(--muted); }
.beta-announcement { border-top: 1px solid var(--line); }
.beta-announcement-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 76px; align-items: center; }
.beta-announcement-visual { width: 100%; max-width: 400px; justify-self: center; }
.beta-announcement-visual img { display: block; width: 100%; height: auto; border-radius: 16px; }
.beta-announcement-copy > p:not(.eyebrow) { margin-top: 20px; color: var(--muted); font-size: 15px; line-height: 2; }
.beta-price { margin-top: 24px; padding: 22px 24px; border: 1px solid #b8d6ca; border-radius: 9px; background: #f5faf7; }
.beta-price > span { display: inline-block; padding: 3px 8px; border-radius: 3px; background: #dcefe7; color: var(--teal); font-size: 11px; font-weight: 700; }
.beta-price strong { display: block; margin-top: 7px; color: var(--navy); font-size: 28px; line-height: 1.4; letter-spacing: -.035em; }
.beta-price strong small { font-size: 13px; font-weight: 600; letter-spacing: 0; }
.beta-price p { margin-top: 4px; color: var(--muted); font-size: 12px; }
.beta-announcement-copy > .beta-announcement-note { margin-top: 26px; font-size: 12px; }
.operator-section { background: var(--pale); }
.operator-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin-top: 32px; }
.operator-card { padding: 28px; background: #fff; border: 1px solid var(--line); border-top: 3px solid #91c5bb; border-radius: 10px; }
.operator-card-label { color: var(--teal); font-size: 10px; font-weight: 700; letter-spacing: .12em; }
.operator-card h3 { margin-top: 15px; font-size: 19px; line-height: 1.7; }
.operator-card > p:last-child { margin-top: 16px; color: var(--muted); font-size: 14px; line-height: 2; }
.contact-section { background: #193d44; color: #fff; padding-block: 78px; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; align-items: center; }
.contact-copy .eyebrow { color: #b6d9ca; }
.beta-label { color: #c6ded4; font-size: 13px; margin-bottom: 14px; }
.contact-copy h2 { font-size: 38px; }
.contact-copy > p:last-child { font-size: 14px; color: #d3e3df; line-height: 2; margin-top: 21px; max-width: 390px; }
.contact-card { border: 1px solid #5a7879; padding: 30px; border-radius: 8px; background: #ffffff05; }
.contact-card h3 { font-size: 16px; }
.contact-card ul { margin: 18px 0 24px; padding-left: 19px; color: #dce8e3; font-size: 13px; }
.contact-card li { padding-left: 5px; margin-block: 5px; }
.contact-card li::marker { color: #96c9b4; }
.button-contact { background: #e4f1e8; color: #1b4843; width: 100%; padding-inline: 14px; gap: 12px; font-size: 13px; }
.button-contact:hover { background: #fff; transform: translateY(-2px); }
.button-line { background: #06c755; color: #fff; }
.button-line:hover { background: #05ad4c; }
.line-note { margin-top: 9px; text-align: center; font-size: 10px; color: #c5d9d4; }
.email-address { display: block; width: fit-content; max-width: 100%; margin: 17px auto 0; font-size: 16px; letter-spacing: .025em; }
.mail-note { margin-top: 9px; text-align: center; font-size: 10px; color: #c5d9d4; }
.contact-status { margin-top: 19px; padding-top: 15px; border-top: 1px solid #527072; font-size: 10px; line-height: 1.85; color: #c5d9d4; }
.legal-page { background: #f7faf8; }
.legal-page .site-header, .legal-page .site-footer { background: #fff; }
.legal-main { padding-block: 80px 100px; }
.legal-content { width: min(840px, calc(100% - 80px)); }
.legal-content h1 { margin-top: 0; font-size: clamp(32px, 4vw, 48px); line-height: 1.45; letter-spacing: -.035em; }
.legal-lead { margin-top: 24px; color: var(--muted); }
.legal-content section { margin-top: 44px; padding-top: 32px; border-top: 1px solid var(--line); }
.legal-content section h2 { font-size: 21px; line-height: 1.6; }
.legal-content section p, .legal-content section li { color: var(--muted); font-size: 14px; line-height: 2; }
.legal-content section p { margin-top: 14px; }
.legal-content section p + p { margin-top: 16px; }
.legal-content section ul { margin: 14px 0 0; padding-left: 1.4em; }
.legal-content section a { color: var(--teal); }
.legal-date { margin-top: 48px; color: var(--muted); font-size: 12px; text-align: right; }
.footer-inner { display: flex; align-items: center; gap: 35px; min-height: 125px; }
.footer-brand .brand-logo { width: 112px; }
.footer-info { margin-left: auto; display: flex; align-items: center; gap: 26px; font-size: 12px; color: var(--muted); }
.site-footer small { color: var(--muted); font-size: 10px; }
.mobile-break { display: none; }
@media (min-width: 1400px) { .hero { padding-top: 90px; } .hero-bottom { margin-top: 78px; } }
@media (max-width: 1050px) {
  .container { width: calc(100% - 56px); }
  .hero-grid { gap: 30px; grid-template-columns: 1.1fr 1fr; }
  h1 { font-size: 40px; }
  .hero-lead { font-size: 15px; }
  .workflow { padding: 20px; }
  .workflow-heading { flex-wrap: wrap; gap: 8px; }
  .challenge-grid { gap: 22px; }
  .challenge h3, .approach-item h3 { font-size: 17px; }
  .approach-grid, .policy-grid { gap: 40px; }
  .beta-announcement-grid { gap: 40px; }
  .operator-grid { gap: 18px; }
  .operator-card { padding: 22px; }
  .operator-card h3 { font-size: 17px; }
  .contact-grid { gap: 45px; }
  .contact-card { padding: 24px; }
  .footer-inner { gap: 24px; }
}
@media (max-width: 760px) {
  .container { width: calc(100% - 40px); }
  .header-inner { min-height: 104px; gap: 12px; }
  .brand { font-size: 22px; gap: 8px; }
  .brand-logo { width: 104px; }
  .brand-sub, .nav-about { display: none; }
  .nav-contact { padding: 9px 12px; font-size: 11px; }
  .nav-contact span { margin-left: 8px; }
  .hero { padding-top: 44px; }
  .hero-grid { grid-template-columns: 1fr; gap: 37px; }
  h1 { font-size: clamp(32px, 7.5vw, 49px); margin-top: 18px; line-height: 1.55; }
  .hero-lead { font-size: 16px; margin-top: 23px; }
  .hero-description { font-size: 13px; margin-top: 15px; }
  .button-primary { margin-top: 25px; }
  .hero-note { font-size: 10px; }
  .workflow { width: 100%; max-width: 480px; justify-self: center; padding: 23px; }
  .workflow-heading { flex-wrap: nowrap; }
  .hero-bottom { margin-top: 30px; padding-block: 18px; justify-content: center; font-size: 10px; }
  .hero-bottom a { display: none; }
  .section { padding-block: 60px; }
  .eyebrow { margin-bottom: 14px; }
  h2 { font-size: 27px; }
  .mobile-break { display: initial; }
  .section-heading > p:last-child { font-size: 13px; }
  .challenge-grid { grid-template-columns: 1fr; gap: 27px; margin-top: 32px; }
  .challenge { padding-top: 17px; }
  .challenge h3 { font-size: 20px; margin-top: 8px; }
  .challenge p { font-size: 14px; margin-top: 9px; }
  .challenge-tag { margin-top: 14px; }
  .approach-grid, .policy-grid { grid-template-columns: 1fr; gap: 32px; }
  .approach-intro > p:not(.eyebrow) { margin-top: 16px; }
  .approach-item { gap: 17px; padding-block: 24px; }
  .approach-item h3 { font-size: 18px; }
  .approach-item p { font-size: 14px; }
  .policy-copy { padding-top: 0; }
  .policy-steps { gap: 12px; flex-direction: column; font-size: 12px; }
  .beta-announcement-grid { grid-template-columns: 1fr; gap: 30px; }
  .beta-announcement-copy > p:not(.eyebrow) { margin-top: 16px; }
  .operator-grid { grid-template-columns: 1fr; gap: 18px; margin-top: 26px; }
  .operator-card { padding: 24px; }
  .operator-card h3 { font-size: 20px; }
  .contact-section { padding-block: 55px; }
  .contact-grid { grid-template-columns: 1fr; gap: 31px; }
  .contact-copy h2 { font-size: 34px; }
  .contact-copy > p:last-child { max-width: none; }
  .contact-card { padding: 24px; }
  .legal-main { padding-block: 55px 70px; }
  .legal-content { width: calc(100% - 40px); }
  .legal-content h1 { font-size: 31px; }
  .legal-lead { margin-top: 18px; font-size: 14px; }
  .legal-content section { margin-top: 34px; padding-top: 25px; }
  .legal-content section h2 { font-size: 19px; }
  .legal-content section p, .legal-content section li { font-size: 13px; }
  .footer-inner { padding-block: 30px; flex-wrap: wrap; gap: 20px; }
  .footer-info { width: 100%; margin-left: 0; gap: 16px 23px; flex-wrap: wrap; }
  .site-footer small { display: block; width: 100%; }
}
@media (max-width: 370px) {
  .container { width: calc(100% - 32px); }
  .hero-lead { font-size: 14px; }
  .button { padding-inline: 12px; gap: 10px; font-size: 12px; }
  .workflow { padding: 17px; }
  .workflow-heading { font-size: 10px; gap: 6px; }
  .source-card { padding: 15px; }
  .contact-card { padding: 19px; }
  .button-contact { font-size: 11px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button { transition: none; }
  .button:hover { transform: none; }
}