:root{--blue:#075fb8;--deep:#003d78;--sky:#eaf6ff;--orange:#ff7a18;--ink:#15324d;--line:#cfe5f7}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Noto Sans JP","Hiragino Kaku Gothic ProN",sans-serif;color:var(--ink);background:#fff;line-height:1.75}a{color:inherit;text-decoration:none}.wrap{width:min(1180px,92%);margin:auto}header{position:sticky;top:0;z-index:20;background:#ffffffee;backdrop-filter:blur(10px);border-bottom:1px solid #e5eef6}.nav{display:flex;align-items:center;justify-content:space-between;min-height:68px}.logo{font-size:30px;color:var(--deep)}nav{display:flex;gap:22px;align-items:center}.pill{background:var(--blue);color:#fff;padding:8px 18px;border-radius:999px}.hero{background:linear-gradient(135deg,#003d78,#0b79cf 58%,#dff4ff);color:#fff;padding:54px 0}.hero-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:36px;align-items:center}.hero h1{font-size:clamp(38px,5vw,70px);line-height:1.16;margin:.2em 0}.hero p{font-size:18px}.hero img{width:100%;border-radius:18px;box-shadow:0 20px 55px #002b5270}.eyebrow{font-weight:800;letter-spacing:.08em}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.btn{display:inline-block;border:1px solid #fff;padding:12px 20px;border-radius:12px;font-weight:800;background:#fff1;color:#fff}.btn.primary{background:var(--orange);border-color:var(--orange);color:#fff}.section{padding:76px 0}.section h2{font-size:clamp(30px,4vw,48px);color:var(--deep);margin:0 0 8px}.lead{font-size:18px}.pale{background:var(--sky)}.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:34px}.timeline article,.cards article{border:1px solid var(--line);border-radius:16px;padding:22px;background:#fff;box-shadow:0 10px 30px #0a5c9a0c;transition:.25s}.timeline article:hover,.cards article:hover{transform:translateY(-5px);box-shadow:0 16px 38px #0a5c9a20}.timeline b{color:var(--blue)}.timeline h3{margin:.3em 0;color:var(--deep)}.flow{display:flex;align-items:center;justify-content:center;gap:9px;flex-wrap:wrap;margin:34px 0}.flow span{background:#fff;border:2px solid #85c5f3;padding:13px 16px;border-radius:14px;font-weight:800}.flow .human{border-color:#ff9b55;background:#fff3e9}.flow i{font-style:normal;font-size:25px;color:var(--blue)}.center{text-align:center}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}.cards h3{color:var(--deep)}.diagnosis{background:linear-gradient(135deg,#004a91,#006dc8);color:#fff}.diagnosis h2{color:#fff}.form{display:grid;gap:15px;max-width:760px;margin-top:26px}.form label{font-weight:800}.form input,.form textarea{display:block;width:100%;margin-top:6px;padding:14px;border:0;border-radius:10px;font:inherit}.form textarea{min-height:120px}footer{background:#062e52;color:#cfe7fb;padding:30px 0}.reveal{opacity:0;transform:translateY(24px);transition:.6s}.reveal.on{opacity:1;transform:none}@media(max-width:850px){nav a:not(.pill){display:none}.hero-grid{grid-template-columns:1fr}.hero img{order:-1}.timeline{grid-template-columns:1fr 1fr}.cards{grid-template-columns:1fr 1fr}}@media(max-width:560px){.timeline,.cards{grid-template-columns:1fr}.section{padding:54px 0}.hero{padding:28px 0}.hero h1{font-size:39px}.flow{flex-direction:column}.flow i{transform:rotate(90deg)}}

/* Technology Archive */
.archive-section{background:linear-gradient(180deg,#fff,#f4f8ff)}
.archive-grid,.education-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}
.archive-card,.education-grid article{background:#fff;border:1px solid #dce6f5;border-radius:18px;padding:22px;box-shadow:0 10px 28px rgba(19,63,120,.08)}
.archive-card.featured{border:2px solid #2b73d2}
.tag{display:inline-block;font-size:.78rem;font-weight:700;background:#e9f2ff;color:#1659a8;padding:5px 10px;border-radius:999px;margin-bottom:10px}
.source-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.source-links a,.education-grid a{display:inline-block;color:#155db5;font-weight:700;text-decoration:none;border-bottom:1px solid #9fc4ee}
.subhead{margin-top:44px;font-size:1.45rem}
.education-grid{grid-template-columns:repeat(2,1fr)}
.education-grid article p{min-height:3.4em}
.archive-note{margin-top:18px;color:#5e6c7d;font-size:.9rem}
@media(max-width:820px){.archive-grid,.education-grid{grid-template-columns:1fr}.education-grid article p{min-height:auto}}

.site-head{position:sticky;top:0;z-index:100;background:#fffffffa;border-bottom:1px solid #dce8f2;box-shadow:0 4px 18px rgba(0,61,120,.06)}
.logo{font-size:28px;font-weight:900;color:var(--deep)}.nav-toggle{display:none;border:1px solid #b8d2e7;background:#fff;color:var(--deep);font:inherit;font-weight:800;border-radius:10px;padding:9px 12px}
.global-nav{display:flex;gap:16px;align-items:center;font-size:.92rem;font-weight:700}.global-nav a{padding:8px 3px}.global-nav a.is-current{color:var(--blue);border-bottom:3px solid var(--blue)}
.site-footer{background:#062e52;color:#d9ecfb;padding:34px 0 96px}.footer-brand{display:flex;gap:12px;align-items:baseline;margin-bottom:18px}.footer-brand b{font-size:28px;color:#fff}.footer-nav{display:flex;flex-wrap:wrap;gap:8px 18px}.footer-nav a{color:#e6f4ff;font-weight:700}.footer-copy{margin-top:22px;padding-top:16px;border-top:1px solid #ffffff26;font-size:.85rem;opacity:.8}.mobile-quick-nav{display:none}
@media(max-width:850px){.nav{min-height:60px;position:relative}.nav-toggle{display:inline-flex;align-items:center;gap:7px}.global-nav{display:none;position:absolute;left:0;right:0;top:60px;background:#fff;padding:10px 4%;border-bottom:1px solid #dce8f2;box-shadow:0 14px 30px rgba(0,61,120,.12);flex-direction:column;align-items:stretch;gap:0}.global-nav.is-open{display:flex}.global-nav a{padding:12px 8px;border-bottom:1px solid #edf3f7}.global-nav .pill{text-align:center;margin-top:8px}.hero{padding-top:20px}.hero-grid{gap:18px}.hero img{max-height:38vh;object-fit:cover}.hero h1{font-size:clamp(32px,10vw,45px)}.hero p{font-size:16px}.actions{display:grid;grid-template-columns:1fr}.actions .btn{text-align:center}.mobile-quick-nav{display:grid;position:fixed;left:0;right:0;bottom:0;z-index:120;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid #d6e3ed;box-shadow:0 -8px 24px rgba(0,44,84,.12);padding-bottom:max(4px,env(safe-area-inset-bottom))}.mobile-quick-nav a{text-align:center;padding:8px 3px 6px;font-size:11px;font-weight:800;color:#164d78}.mobile-quick-nav b{display:block;font-size:20px;line-height:1.15}}