:root{--bg:#fff;--fg:#0f172a;--muted:#475569;--line:#e2e8f0;--accent:#c2410c;--accent-bright:#ea580c;--soft:#fff7ed;--ink:#0b1220;--ink-fg:#e2e8f0}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;text-wrap:pretty}
h1,h2,h3{letter-spacing:-.02em;line-height:1.1;text-wrap:balance;margin:0}
a{color:var(--accent)}
:focus-visible{outline:2px solid var(--accent-bright);outline-offset:3px;border-radius:4px}
code,pre{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.wrap{max-width:68rem;margin:0 auto;padding:0 1rem}
@media(min-width:768px){.wrap{padding:0 1.5rem}}
.top{border-bottom:1px solid var(--line);background:#fff}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:3.75rem}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:700;font-size:1.15rem;color:var(--fg);text-decoration:none}
.brand img{width:32px;height:32px}
.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;font-weight:600;padding:.8rem 1.4rem;border-radius:.6rem;transition:background .15s}
.btn:hover{background:#9a3412}
.btn.small{padding:.5rem 1rem;font-size:.9rem}
.btn.ghost{background:transparent;color:var(--fg);border:1px solid #cbd5e1}
.btn.ghost:hover{background:var(--soft)}
.hero{background:linear-gradient(180deg,var(--soft),#fff);padding:3.5rem 0 4rem}
.hero .wrap{display:grid;gap:2.5rem}
@media(min-width:900px){.hero .wrap{grid-template-columns:1.05fr .95fr;align-items:center}.hero{padding:5.5rem 0}}
.eyebrow{font-size:.85rem;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.08em;margin:0 0 1rem}
h1{font-size:clamp(2.2rem,5.5vw,3.6rem);font-weight:700}
.lede{font-size:1.15rem;color:var(--muted);margin:1.25rem 0 0;max-width:34rem}
.cta{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:2rem}
.fine{font-size:.9rem;color:var(--muted);margin-top:1rem}
.term{background:var(--ink);color:var(--ink-fg);border-radius:.9rem;padding:1.1rem 1.25rem;font-size:.82rem;line-height:1.7;overflow-x:auto;box-shadow:0 20px 40px -24px rgba(15,23,42,.5)}
.term .dim{color:#94a3b8}.term .ok{color:#86efac}.term .hl{color:#fdba74}
.term pre{margin:0;white-space:pre}
section{padding:3.5rem 0}
section h2{font-size:clamp(1.6rem,3.5vw,2.2rem);font-weight:700}
.sub{color:var(--muted);margin:.75rem 0 0;max-width:40rem}
.steps{list-style:none;padding:0;margin:2rem 0 0;display:grid;gap:1.5rem}
@media(min-width:768px){.steps{grid-template-columns:repeat(3,1fr)}}
.steps li{border-top:2px solid var(--accent-bright);padding-top:1rem}
.steps b{display:block;font-size:1.05rem;margin-bottom:.35rem}
.steps p{margin:0;color:var(--muted)}
.facts{display:grid;gap:1.25rem 2.5rem;margin-top:2rem}
@media(min-width:768px){.facts{grid-template-columns:repeat(2,1fr)}}
.facts h3{font-size:1.05rem}
.facts p{margin:.3rem 0 0;color:var(--muted)}
.band{background:var(--soft);border-block:1px solid #fed7aa}
.prompt{background:#fff;border:1px solid #fdba74;border-radius:.7rem;padding:1rem 1.1rem;font-family:ui-monospace,Menlo,monospace;font-size:.9rem;overflow-wrap:anywhere;margin:1.5rem 0 0}
.note{background:#fff;border:1px solid #fdba74;border-radius:.6rem;padding:.9rem 1rem;color:var(--muted);margin-top:1.5rem}
footer{border-top:1px solid var(--line);padding:2rem 0 3rem;font-size:.9rem;color:var(--muted)}
footer .links{display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;margin-bottom:1rem}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

.top{position:sticky;top:0;z-index:10}
.btn{min-height:44px;display:inline-flex;align-items:center}
.faq{margin-top:1.5rem;max-width:44rem}
.faq details{border-bottom:1px solid #fdba74;padding:.9rem 0}
.faq summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:1rem;min-height:44px;align-items:center}
.faq summary::after{content:"+";color:var(--accent);font-size:1.4rem;line-height:1}
.faq details[open] summary::after{content:"\2212"}
.faq summary::-webkit-details-marker{display:none}
.faq p{margin:.25rem 0 .5rem;color:var(--muted)}
footer .links a{display:inline-block;padding:.65rem 0}
.brand{min-height:44px}