:root{--bg:#050816;--panel:rgba(255,255,255,.045);--line:rgba(255,255,255,.12);--text:#f6f8ff;--muted:#a5aec8;--cyan:#38dcff;--blue:#5b7cff;--violet:#9b5cff;--pink:#e45de9}
*{box-sizing:border-box}html{scroll-behavior:smooth;color-scheme:dark}body{margin:0;overflow-x:hidden;color:var(--text);background:var(--bg);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;line-height:1.65}a{color:inherit}
.bg-orb{position:fixed;width:44vw;height:44vw;border-radius:50%;filter:blur(100px);opacity:.16;pointer-events:none;z-index:-3}.orb-a{left:-18vw;top:-12vw;background:#2f72ff}.orb-b{right:-18vw;top:20vh;background:#bf45d8}
.grid{position:fixed;inset:0;z-index:-4;opacity:.22;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(to bottom,black,transparent 80%)}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;width:min(1120px,calc(100% - 36px));margin:0 auto;padding:18px 0;background:linear-gradient(to bottom,rgba(5,8,22,.92),rgba(5,8,22,.55),transparent);backdrop-filter:blur(10px)}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;text-decoration:none;letter-spacing:.04em}.brand-mark{display:grid;place-items:center;width:30px;height:30px;border:1px solid rgba(255,255,255,.17);border-radius:10px;background:linear-gradient(135deg,rgba(56,220,255,.15),rgba(155,92,255,.15));box-shadow:0 0 26px rgba(56,220,255,.12);color:#fff}
.nav{display:flex;gap:24px}.nav a{text-decoration:none;color:var(--muted);font-size:13px}.nav a:hover{color:#fff}
.hero{position:relative;width:min(1120px,calc(100% - 36px));margin:0 auto;min-height:82vh;display:flex;flex-direction:column;justify-content:center;padding:70px 0 110px}
.kicker,.section-label{margin:0 0 18px;color:var(--cyan);font-size:11px;font-weight:800;letter-spacing:.19em}.hero h1{margin:0;max-width:960px;font-size:clamp(52px,8.4vw,118px);line-height:1.02;letter-spacing:-.055em;font-weight:800}.hero h1 span{background:linear-gradient(90deg,#fff 0%,#7ae7ff 38%,#ac78ff 72%,#f177de 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{margin:36px 0 0;max-width:700px;font-size:clamp(22px,3vw,34px);line-height:1.55;color:#d8def0;letter-spacing:-.02em}.hero-note{max-width:640px;margin:26px 0 0;color:var(--muted);font-size:15px}.hero-actions{display:flex;gap:12px;margin-top:34px;flex-wrap:wrap}
.btn{display:inline-flex;min-height:48px;align-items:center;justify-content:center;padding:0 20px;border-radius:999px;text-decoration:none;border:1px solid var(--line);font-weight:700;font-size:14px;transition:.25s ease}.btn:hover{transform:translateY(-1px)}.btn.primary{color:#07101f;background:linear-gradient(90deg,#56e2ff,#9d82ff);border-color:transparent}.btn.ghost{background:rgba(255,255,255,.03)}
.signal{display:flex;gap:8px;margin-top:58px}.signal span{width:38px;height:2px;background:linear-gradient(90deg,var(--blue),var(--cyan));animation:pulse 2.4s ease-in-out infinite}.signal span:nth-child(2){animation-delay:.25s;opacity:.55}.signal span:nth-child(3){animation-delay:.5s;opacity:.3}@keyframes pulse{50%{transform:scaleX(.45);opacity:.35}}
.section{width:min(1120px,calc(100% - 36px));margin:0 auto;padding:110px 0;border-top:1px solid rgba(255,255,255,.08)}.section h2{max-width:900px;margin:0;font-size:clamp(34px,5vw,64px);line-height:1.13;letter-spacing:-.045em}.section-copy{max-width:780px;margin:28px 0 0;color:var(--muted);font-size:17px}
.identity-line{margin-top:58px;display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:center}.node{display:inline-flex;align-items:center;min-height:52px;padding:0 18px;border-radius:14px;border:1px solid var(--line)}.node.active{background:linear-gradient(135deg,rgba(56,220,255,.1),rgba(155,92,255,.12));box-shadow:0 0 50px rgba(73,118,255,.1)}.rail{height:1px;background:linear-gradient(90deg,var(--cyan),rgba(255,255,255,.12))}.nodes{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:10px}.nodes span{padding:8px 11px;border:1px solid rgba(255,255,255,.08);border-radius:999px;color:#aeb8d5;font-size:12px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:50px}.card{position:relative;min-height:330px;padding:26px;border:1px solid var(--line);border-radius:24px;background:linear-gradient(145deg,rgba(255,255,255,.055),rgba(255,255,255,.018));overflow:hidden}.card:before{content:"";position:absolute;inset:auto -20% -45% auto;width:70%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(85,108,255,.18),transparent 65%)}.card-index{color:#7381a7;font-size:12px;letter-spacing:.15em}.card h3{margin:38px 0 12px;font-size:28px;letter-spacing:-.03em}.card p{min-height:84px;margin:0;color:var(--muted)}
.status{display:inline-flex;margin-top:25px;padding:6px 9px;border-radius:999px;border:1px solid rgba(255,255,255,.09);color:#8f9ab7;font-size:10px;letter-spacing:.08em;text-transform:uppercase}.status.live{color:#6decc9;border-color:rgba(109,236,201,.18);background:rgba(109,236,201,.055)}.card-link{position:absolute;left:26px;bottom:24px;text-decoration:none;font-weight:700;font-size:13px;color:#d8e7ff}.card-link.muted{color:#6f7a98}
.wordmark-explain{display:flex;align-items:stretch;gap:12px;flex-wrap:wrap;margin-top:46px}.wordmark-explain>div{min-width:180px;padding:24px;border:1px solid var(--line);border-radius:20px;background:var(--panel)}.wordmark-explain strong{display:block;font-size:28px;letter-spacing:.03em}.wordmark-explain span{display:block;margin-top:6px;color:var(--muted);font-size:13px}.wordmark-explain i{display:grid;place-items:center;color:#66708f;font-style:normal}.wordmark-explain .result{background:linear-gradient(135deg,rgba(56,220,255,.08),rgba(155,92,255,.1))}
.principle-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:52px}.principle-grid>div{padding:30px;min-height:210px;border:1px solid var(--line);border-radius:22px;background:var(--panel)}.principle-grid strong{color:var(--cyan);font-size:11px;letter-spacing:.15em}.principle-grid h3{margin:34px 0 9px;font-size:24px}.principle-grid p{margin:0;color:var(--muted)}
.future-panel{padding:60px;border:1px solid rgba(255,255,255,.12);border-radius:30px;background:radial-gradient(circle at 80% 20%,rgba(155,92,255,.16),transparent 35%),radial-gradient(circle at 16% 80%,rgba(56,220,255,.1),transparent 34%),rgba(255,255,255,.035)}.future-kicker{color:#8ea1d1;font-size:13px;letter-spacing:.06em}.future-panel p:not(.future-kicker){max-width:740px;color:var(--muted)}.future-rail{margin-top:48px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;color:#8390b0;font-size:10px;letter-spacing:.12em}.future-rail i{width:24px;height:1px;background:linear-gradient(90deg,#385fda,#6fe8ff)}
.prototype .btn{margin-top:32px}.footer{width:min(1120px,calc(100% - 36px));margin:0 auto;padding:45px 0 60px;border-top:1px solid rgba(255,255,255,.08);color:#717c99}.footer p{margin:14px 0 0}.footer .small{font-size:11px}.footer-brand{color:#fff}.sp{display:none}
@media(max-width:820px){.nav{display:none}.hero{min-height:76vh;padding-top:40px}.cards{grid-template-columns:1fr}.card{min-height:280px}.principle-grid{grid-template-columns:1fr}.future-panel{padding:34px 24px}}
@media(max-width:560px){.topbar{width:min(100% - 28px,1120px)}.hero,.section,.footer{width:min(100% - 28px,1120px)}.hero{padding-bottom:80px}.hero h1{font-size:clamp(46px,15vw,68px)}.lead{font-size:22px}.sp{display:block}.section{padding:82px 0}.section-copy{font-size:15px}.identity-line{grid-template-columns:1fr}.rail{display:none}.future-panel h2{font-size:34px}.wordmark-explain{display:grid;grid-template-columns:1fr}.wordmark-explain i{min-height:20px}}