:root{color-scheme:dark;--bg:#111715;--panel:#19221e;--line:#34443b;--ink:#f7f5eb;--muted:#b5c2b8;--accent:#ffc17b}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 system-ui,sans-serif}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
:focus-visible{outline:3px solid var(--accent);outline-offset:4px}
.wrap{width:min(1120px,calc(100% - 36px));margin:auto}
.bar,nav,.actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.bar{min-height:76px;justify-content:space-between;border-bottom:1px solid var(--line)}
.brand{font-size:18px;font-weight:750}
.brand span{display:inline-block;background:var(--accent);color:#181a16;border-radius:8px;padding:2px 8px;margin-right:5px}
.brand small,.muted,footer{color:var(--muted)}
.outline,.primary{display:inline-flex;align-items:center;gap:20px;padding:8px 15px;border:1px solid var(--line);border-radius:8px;background:transparent;color:var(--ink);font-weight:650}
.primary{background:var(--accent);border-color:var(--accent);color:#21190f}
.primary:hover{background:#ffdaa8}
.outline:hover{border-color:var(--accent)}
.hero{display:grid;grid-template-columns:1.15fr 1fr;gap:clamp(30px,7vw,94px);align-items:center;padding:clamp(56px,9vw,125px) 0}
.eyebrow{color:var(--accent);font-size:.76rem;letter-spacing:.14em;font-weight:750}
i{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--accent);margin-right:7px}
h1,h2{line-height:1.08;letter-spacing:-.045em;margin:.3em 0}
h1{font-size:clamp(2.9rem,7vw,6rem)}
h1 em{color:var(--accent);font-style:normal}
h2{font-size:clamp(2rem,4vw,3.3rem)}
.lead{color:var(--muted);max-width:50ch;margin:22px 0 27px}
.map,.panel{border:1px solid var(--line);background:var(--panel);border-radius:15px;padding:clamp(18px,3vw,32px)}
.map{background:radial-gradient(ellipse at top right,#33453a,var(--panel) 65%)}
.node{display:flex;gap:15px;align-items:center;border:1px solid var(--line);background:var(--bg);padding:12px;border-radius:9px}
.node b{color:var(--accent);font:14px ui-monospace,monospace}
.node small{display:block;color:var(--muted)}
.node.active{border-color:var(--accent)}
.connector{display:block;margin:3px 0 3px 20px;color:var(--accent)}
.section{border-top:1px solid var(--line);padding:42px 0;scroll-margin-top:16px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding:0;list-style:none;counter-reset:step}
.steps li{counter-increment:step;border-top:2px solid var(--line);padding:14px 0}
.steps li::before{content:"0" counter(step);display:block;color:var(--accent);font:14px ui-monospace,monospace;margin-bottom:10px}
.steps p{color:var(--muted);margin:4px 0}
.panel{margin-top:22px}
input{min-width:0;width:min(100%,350px);padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink)}
label{display:block;margin-bottom:8px}
dt{color:var(--muted)}
dd{margin:0 0 12px;overflow-wrap:anywhere}
.state{color:var(--accent);font-weight:750}
pre{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--bg);padding:14px;border-radius:8px}
footer.bar{border-bottom:0;border-top:1px solid var(--line);font-size:.9rem}
@media(max-width:730px){.hero,.steps{grid-template-columns:1fr}.bar{padding:12px 0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}