:root{--bg:#05080f;--navy:#0b1426;--surface:#0f1b33;--line:#1c2d4d;--text:#e6edf8;--mute:#8da0bf;--cyan:#22d3ee;--blue:#3b82f6;--ok:#34d399;--warn:#fbbf24;--r:14px;
--sans:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;--mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:70px}
body{margin:0;background:radial-gradient(900px 500px at 80% -10%,#0e2a52 0,transparent 60%),var(--bg);color:var(--text);font:16px/1.65 var(--sans)}
a{color:var(--cyan)}:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}section{padding:72px 0}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em}h1{font-size:clamp(2.2rem,7vw,4rem);font-weight:700}h2{font-size:clamp(1.6rem,4.5vw,2.3rem)}h3{font-size:1.1rem}
p{color:var(--mute);margin:0 0 1em;max-width:62ch}
header{position:sticky;top:0;z-index:20;background:#05080fd9;backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;height:62px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.12em;color:var(--text);text-decoration:none}
nav ul{display:flex;gap:26px;list-style:none;margin:0;padding:0;align-items:center}nav a{color:var(--mute);text-decoration:none;font-size:.95rem}nav a:hover{color:var(--text)}
.btn{display:inline-block;border:1px solid var(--line);background:var(--surface);color:var(--text);padding:11px 20px;border-radius:10px;font:600 .95rem var(--sans);cursor:pointer;text-decoration:none;transition:border-color .2s,transform .2s}
.btn:hover{border-color:var(--cyan)}.btn.pri{background:linear-gradient(135deg,var(--cyan),var(--blue));color:#02121d;border:0}.btn.pri:hover{transform:translateY(-1px)}
.menu{display:none;background:none;border:1px solid var(--line);color:var(--text);border-radius:8px;padding:8px 12px;cursor:pointer}
@media(max-width:780px){.menu{display:block}nav{position:absolute;top:62px;left:0;right:0;background:var(--navy);border-bottom:1px solid var(--line);display:none;padding:16px 20px}nav.open{display:block}nav ul{flex-direction:column;align-items:flex-start;gap:16px}}
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center;padding-top:56px}@media(max-width:860px){.hero{grid-template-columns:1fr}}
.hero p{font-size:1.1rem}.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.note{font-size:.85rem;color:var(--warn);border:1px solid #fbbf2455;background:#fbbf2410;border-radius:10px;padding:8px 12px;display:inline-block;margin-bottom:18px}
.panel{background:linear-gradient(180deg,var(--surface),var(--navy));border:1px solid var(--line);border-radius:var(--r);padding:24px}
.sim{display:grid;grid-template-columns:1fr 1.15fr;gap:24px}@media(max-width:860px){.sim{grid-template-columns:1fr}}
label{display:block;font-size:.85rem;color:var(--mute);margin:14px 0 6px}
select,input{width:100%;background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:10px;padding:12px;font:inherit}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.out dl{display:grid;grid-template-columns:auto 1fr;gap:8px 16px;margin:16px 0;font-family:var(--mono);font-size:.9rem}dt{color:var(--mute)}dd{margin:0;text-align:right}
.status{display:inline-block;padding:4px 12px;border-radius:99px;border:1px solid var(--line);font:.85rem var(--mono)}.status.ok{color:var(--ok);border-color:#34d39966}.status.err{color:#f87171;border-color:#f8717166}
.steps{list-style:none;padding:0;margin:14px 0 0;display:grid;gap:6px;font-size:.88rem;color:var(--mute)}.steps li::before{content:"○ "}.steps li.on{color:var(--text)}.steps li.on::before{content:"● ";color:var(--cyan)}
.route path.flow{stroke-dasharray:6 8;animation:dash 1s linear infinite}@keyframes dash{to{stroke-dashoffset:-14}}
.flow4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}@media(max-width:860px){.flow4{grid-template-columns:1fr}}
.flow4 .panel{opacity:.55;transition:.4s;padding:20px}.flow4 .panel.on{opacity:1;border-color:var(--cyan);box-shadow:0 0 30px #22d3ee22}
.badge{font:.78rem var(--mono);color:var(--warn);border:1px solid #fbbf2455;border-radius:99px;padding:2px 10px;margin-left:8px;white-space:nowrap}
.bars{display:grid;gap:12px}.bar-row{display:grid;grid-template-columns:90px 1fr 110px;gap:12px;align-items:center;font:.85rem var(--mono)}.track{background:var(--bg);height:10px;border-radius:9px;overflow:hidden}.fill{height:100%;background:linear-gradient(90deg,var(--cyan),var(--blue));width:0;transition:width .8s}
.arch{display:grid;gap:0;max-width:520px}.layer{text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:14px 18px;color:var(--text);font:600 1rem var(--sans);cursor:pointer}.layer[aria-expanded=true]{border-color:var(--cyan)}.layer:hover{border-color:var(--blue)}
.arrow{text-align:center;color:var(--cyan);line-height:1.6;animation:pulse 2s infinite}@keyframes pulse{50%{opacity:.35}}
.detail{min-height:90px}
.eco{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
.road{list-style:none;margin:0;padding:0 0 0 22px;border-left:2px solid var(--line)}.road li{position:relative;padding:0 0 22px 20px}.road li::before{content:"";position:absolute;left:-30px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--bg);border:2px solid var(--line)}.road li.cur::before{border-color:var(--cyan);background:var(--cyan)}
.road b{display:block}.road span{color:var(--mute);font-size:.9rem}
footer{border-top:1px solid var(--line);padding:40px 0;color:var(--mute);font-size:.88rem}.fl{display:flex;gap:20px;flex-wrap:wrap;margin:14px 0}.fl span{opacity:.6}
dialog{background:var(--navy);color:var(--text);border:1px solid var(--line);border-radius:var(--r);max-width:420px;padding:26px}dialog::backdrop{background:#000a}
.doc{max-width:760px;padding:48px 20px}.doc h2{margin-top:2em}.doc p,.doc li{color:#b8c6de}.doc ul{padding-left:20px}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
/* v2 */
.logo img{display:block}
.hero2{position:relative;padding:90px 0 70px;overflow:hidden}#net{position:absolute;inset:0;width:100%;height:100%;opacity:.55}
.hero2 .wrap{position:relative}.hero2 h1{font-size:clamp(2.4rem,8vw,5rem);max-width:14ch;background:linear-gradient(180deg,#fff,#9fb8e0);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero2 p{font-size:1.15rem}.hl{display:flex;align-items:center;gap:14px;margin-bottom:22px}.hl img{width:56px;height:56px;filter:drop-shadow(0 0 14px #22d3ee88)}
.ib{display:flex;gap:8px;margin-top:26px;max-width:640px;background:#0b1426cc;border:1px solid var(--line);border-radius:14px;padding:8px;backdrop-filter:blur(8px);box-shadow:0 0 40px #3b82f61f}.ib input{border:0;background:transparent}.ib input:focus-visible{outline:0}.ib:focus-within{border-color:var(--cyan)}
.hint{font-size:.85rem;color:var(--mute);margin-top:10px}
.glass{background:#0f1b33aa;border:1px solid var(--line);border-radius:var(--r);padding:24px;backdrop-filter:blur(6px)}
.cmp{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media(max-width:760px){.cmp{grid-template-columns:1fr}}.cmp ul{margin:0;padding-left:18px;color:var(--mute)}.cmp li{margin:6px 0}
.cmp .good{border-color:#22d3ee66;box-shadow:0 0 40px #22d3ee14}
.wf{display:grid;grid-template-columns:1fr 1.2fr;gap:24px}@media(max-width:860px){.wf{grid-template-columns:1fr}}
.wfl{display:grid;gap:8px}.wfl button{display:flex;gap:12px;text-align:left;align-items:center;background:transparent;border:1px solid var(--line);border-radius:12px;color:var(--mute);padding:12px 14px;font:600 .95rem var(--sans);cursor:pointer;transition:.25s}
.wfl button b{font:.8rem var(--mono);color:var(--blue)}.wfl button[aria-selected=true]{color:var(--text);border-color:var(--cyan);background:#22d3ee10}
.prog{height:3px;background:var(--line);border-radius:3px;margin-bottom:16px;overflow:hidden}.prog i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--cyan),var(--blue));transition:width .5s}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.tabs button{background:transparent;border:1px solid var(--line);color:var(--mute);border-radius:99px;padding:8px 16px;cursor:pointer;font:600 .9rem var(--sans)}.tabs button[aria-selected=true]{color:#02121d;background:var(--cyan);border-color:var(--cyan)}
.uc{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.simsvg{width:100%;margin-bottom:6px}.simsvg path.p{stroke:#1c2d4d;stroke-width:1.5;fill:none;transition:.4s}.simsvg path.p.q{stroke:#3b82f6}.simsvg path.p.win{stroke:var(--cyan);stroke-width:2.5}.simsvg text{fill:#e6edf8;font-size:10px;text-anchor:middle}
.tok{display:grid;grid-template-columns:.8fr 1.2fr;gap:30px;align-items:center}@media(max-width:860px){.tok{grid-template-columns:1fr}}
.coinwrap{perspective:700px;display:grid;place-items:center}.coin{width:min(260px,70vw);aspect-ratio:1;border-radius:50%;background:radial-gradient(circle at 30% 25%,#1d4a7a,#0b1426 60%);border:3px solid var(--cyan);box-shadow:0 0 60px #22d3ee40,inset 0 0 40px #3b82f655;display:grid;place-items:center;transition:transform .15s;position:relative}.coin::after{content:"";position:absolute;inset:14px;border-radius:50%;border:1px dashed #22d3ee66}
.coin img{width:46%}.cap{font:.8rem var(--mono);color:var(--warn);text-align:center;margin-top:14px}
.tok ul{list-style:none;padding:0;margin:0 0 16px;display:grid;grid-template-columns:1fr 1fr;gap:8px}@media(max-width:560px){.tok ul{grid-template-columns:1fr}}.tok li{border:1px solid var(--line);border-radius:10px;padding:10px 14px;color:var(--text);font-size:.92rem}
.rm{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}@media(max-width:860px){.rm{grid-template-columns:1fr}}.rm ul{padding-left:18px;margin:0;color:var(--mute)}.rm li{margin:6px 0}.rm h3 span{display:block;font:.8rem var(--mono);color:var(--blue);font-weight:400}
nav a.act{color:var(--cyan)}