:root{--bg:#0a120e;--bg2:#0f1b15;--panel:#13241b;--line:#22392d;--text:#e9f3ec;--muted:#93aa9c;--g:#3ddc84;--g-ink:#04140b;--g-soft:#3ddc8420;--red:#ff6b7f;--wa:#1f3a2c;
--display:'Bricolage Grotesque',system-ui,sans-serif;--sans:'Instrument Sans',system-ui,sans-serif;--mono:'JetBrains Mono',ui-monospace,Menlo,monospace}
@media (prefers-color-scheme:light){:root{--bg:#f5f9f5;--bg2:#eaf2ec;--panel:#fff;--line:#cfdcd3;--text:#10201a;--muted:#496055;--g:#0b7a3e;--g-ink:#fff;--g-soft:#0b7a3e18;--red:#c4233f;--wa:#dcf3e3}}
*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--bg);color:var(--text);font:17px/1.6 var(--sans);overflow-x:hidden}
h1,h2,h3{font-family:var(--display);margin:0;line-height:1.08;letter-spacing:-.02em}
h1{font-size:clamp(2.4rem,7vw,4.6rem);font-weight:800}h2{font-size:clamp(1.9rem,4.5vw,3rem);font-weight:700}h3{font-size:1.15rem;font-weight:700;letter-spacing:-.01em}
p{margin:0}a{color:var(--g)}
:focus-visible{outline:3px solid var(--g);outline-offset:3px;border-radius:4px}
.wrap{max-width:1120px;margin:0 auto;padding:0 16px}
section{padding:88px 0}
.lede{color:var(--muted);max-width:60ch;margin-top:16px}
header.nav{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:20px;height:64px}
.logo{font-family:var(--display);font-weight:800;font-size:1.3rem;color:var(--text);text-decoration:none;display:flex;gap:8px;align-items:center;margin-right:auto}
.logo svg{width:26px;height:26px}.logo b{color:var(--g)}
.nav a.l{color:var(--muted);text-decoration:none;font-size:.95rem}.nav a.l:hover{color:var(--text)}
.btn{display:inline-block;background:var(--g);color:var(--g-ink);font-weight:700;text-decoration:none;padding:12px 22px;border-radius:999px;font-size:1rem;border:2px solid var(--g)}
.btn:hover{filter:brightness(1.08)}.btn.sm{padding:8px 16px;font-size:.92rem}
.btn.ghost{background:transparent;color:var(--text);border-color:var(--line)}.btn.ghost:hover{border-color:var(--g)}
@media(max-width:760px){.nav a.l{display:none}}
.hero{padding:72px 0 56px;background:radial-gradient(900px 400px at 80% 0,var(--g-soft),transparent 70%)}
.hero p.sub{font-size:1.2rem;color:var(--muted);max-width:56ch;margin:22px 0 32px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap}
.hero .note{font-size:.88rem;color:var(--muted);margin-top:18px}
.flow{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0;margin-top:64px;align-items:stretch}
.fc{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;position:relative;font-size:.92rem}
.fc+.fc{margin-left:36px}
.fc+.fc::before{content:"";position:absolute;left:-37px;top:50%;width:36px;height:2px;background:linear-gradient(90deg,transparent,var(--g));background-size:200% 100%;animation:run 2.4s linear infinite}
@keyframes run{from{background-position:100% 0}to{background-position:-100% 0}}
.fc small{display:block;color:var(--muted);font-size:.8rem;margin-bottom:12px}
.bubble{background:var(--wa);border-radius:4px 14px 14px 14px;padding:12px 14px;line-height:1.5}
.bubble i{display:block;font-style:normal;color:var(--muted);font-size:.75rem;text-align:right;margin-top:4px}
.json{font-family:var(--mono);font-size:.82rem;line-height:1.65;white-space:pre-wrap;margin:0}
.json .k{color:var(--muted)}.json .v{color:var(--g)}
.ticket .row{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px dashed var(--line);font-family:var(--mono);font-size:.84rem}
.ticket .row:last-child{border:0}.ticket .ok{font-family:var(--display);font-weight:800;font-size:1.3rem;color:var(--g);margin-bottom:6px}
.tag{display:inline-block;font-size:.78rem;padding:2px 10px;border-radius:999px;background:var(--g-soft);color:var(--g);font-weight:600}
@media(max-width:860px){.flow{grid-template-columns:1fr;gap:36px}.fc+.fc{margin-left:0}.fc+.fc::before{left:50%;top:-37px;width:2px;height:36px;background:linear-gradient(180deg,transparent,var(--g))}}
.alt{background:var(--bg2);border-block:1px solid var(--line)}
.steps{list-style:none;margin:48px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.steps li{counter-increment:s;border-top:3px solid var(--g);padding-top:18px}
.steps li::before{content:counter(s);font-family:var(--display);font-weight:800;font-size:2.6rem;color:var(--g);line-height:1;display:block;margin-bottom:10px}
.steps p{color:var(--muted);margin-top:8px;font-size:.97rem}
@media(max-width:900px){.steps{grid-template-columns:1fr 1fr}}@media(max-width:520px){.steps{grid-template-columns:1fr}}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden;margin-top:44px}
.grid>div{background:var(--bg);padding:26px}.alt .grid>div{background:var(--bg2)}
.grid p{color:var(--muted);margin-top:8px;font-size:.96rem}
.grid code,.faq code{font-family:var(--mono);font-size:.88em;background:var(--g-soft);padding:1px 6px;border-radius:4px}
.split{display:grid;grid-template-columns:1fr 1.2fr;gap:48px;align-items:start}
@media(max-width:860px){.split{grid-template-columns:1fr;gap:32px}}
.list{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.list li{padding-left:28px;position:relative;color:var(--muted)}.list li b{color:var(--text)}
.list li::before{content:"";position:absolute;left:0;top:.55em;width:12px;height:12px;border-radius:3px;background:var(--g)}
.band{text-align:center}
.band .box{background:var(--panel);border:1px solid var(--g);border-radius:20px;padding:56px 20px;background-image:radial-gradient(500px 200px at 50% 0,var(--g-soft),transparent)}
.band p{color:var(--muted);max-width:50ch;margin:16px auto 28px}
.faq{max-width:760px;margin-top:36px}
details{border-bottom:1px solid var(--line);padding:18px 0}
summary{cursor:pointer;font-family:var(--display);font-weight:700;font-size:1.15rem;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}summary::after{content:"+";color:var(--g);font-size:1.5rem;line-height:1}
details[open] summary::after{content:"\2212"}details p{color:var(--muted);margin-top:10px}
footer{border-top:1px solid var(--line);padding:48px 0;background:var(--bg2);font-size:.9rem;color:var(--muted)}
footer .risk{max-width:80ch;margin:20px 0;padding:16px;border:1px solid var(--red);border-radius:10px;color:var(--text)}
footer .risk strong{color:var(--red)}
footer .row{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;align-items:center}