:root{--bg:#eef2f6;--card:#fff;--ink:#14213d;--mut:#5d6b82;--line:#d5dce6;--win:#0f766e;--loss:#b4382c;--acc:#1d4ed8;--grid:#dfe6ee}
@media (prefers-color-scheme:dark){:root{--bg:#0e1522;--card:#161f31;--ink:#e6ebf4;--mut:#93a1ba;--line:#26334b;--win:#34d1bf;--loss:#ff7a6b;--acc:#7aa2ff;--grid:#1a2438}}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:28px 28px;color:var(--ink);font:16px/1.6 'Instrument Sans',system-ui,-apple-system,Segoe UI,sans-serif}
a{color:var(--acc)}h1,h2,h3{line-height:1.2;letter-spacing:-.02em;margin:0}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
.notice{background:#fff4d6;color:#5a3d00;border-bottom:1px solid #e6c46a;padding:8px 16px;text-align:center;font-size:14px}
header.top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;color:var(--ink);text-decoration:none}
.brand svg{width:28px;height:28px}
nav.links{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
nav.links a{color:var(--mut);text-decoration:none;font-weight:500}nav.links a:hover{color:var(--ink)}
.btn{display:inline-block;font:inherit;font-weight:600;border:0;border-radius:10px;padding:11px 20px;background:var(--acc);color:#fff;text-decoration:none;cursor:pointer}
.btn.ghost{background:none;color:var(--ink);border:1px solid var(--line)}
a:focus-visible,.btn:focus-visible,summary:focus-visible{outline:2px solid var(--acc);outline-offset:3px}
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;padding:36px 0 56px}
.hero h1{font-size:clamp(32px,5vw,50px)}
.hero p.lead{font-size:19px;color:var(--mut);margin:16px 0 24px;max-width:36em}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.fine{color:var(--mut);font-size:14px}
.mock{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;box-shadow:0 12px 40px rgba(20,33,61,.10)}
.mock .tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:12px}
.mock .tile{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:8px 10px;font-size:12px;color:var(--mut)}
.mock .tile b{display:block;font-size:18px;color:var(--ink)}.mock .tile b.pos{color:var(--win)}.mock .tile b.neg{color:var(--loss)}
.mock svg{width:100%;height:auto;display:block}
.mock .cal{display:grid;grid-template-columns:repeat(7,1fr);gap:4px;margin-top:12px}
.mock .cal i{height:22px;border-radius:5px;background:var(--bg);border:1px solid var(--line)}
.mock .cal i.w{background:color-mix(in srgb,var(--win) 22%,var(--card));border-color:transparent}.mock .cal i.l{background:color-mix(in srgb,var(--loss) 20%,var(--card));border-color:transparent}
.mock small{display:block;color:var(--mut);text-align:right;margin-top:8px}
section.block{padding:40px 0}
section.block>h2{font-size:clamp(24px,3.4vw,32px);margin-bottom:8px}
section.block>p.sub{color:var(--mut);margin:0 0 24px;max-width:40em}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px}
.card h3{font-size:17px;margin-bottom:6px}.card p{margin:0;color:var(--mut);font-size:15px}
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.steps .card{position:relative;padding-top:50px}.steps .card:before{counter-increment:s;content:counter(s);position:absolute;top:14px;left:18px;width:28px;height:28px;border-radius:50%;background:var(--ink);color:var(--bg);display:grid;place-items:center;font-weight:700}
.trust{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px}
.trust ul{margin:12px 0 0;padding-left:20px;color:var(--mut)}.trust li{margin:4px 0}
details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:10px}
summary{cursor:pointer;font-weight:600}details p{margin:10px 0 0;color:var(--mut)}
.band{text-align:center;padding:48px 20px;background:var(--ink);color:var(--bg);border-radius:18px;margin:24px 0}
.band h2{font-size:clamp(24px,3.4vw,32px);margin-bottom:10px}.band .btn{background:var(--bg);color:var(--ink)}
footer.site{border-top:1px solid var(--line);margin-top:40px;padding:24px 0 40px;color:var(--mut);font-size:14px}
footer.site .row{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:10px}footer.site a{color:var(--mut)}
.doc{max-width:760px;margin:0 auto;padding:12px 20px 40px}
.doc h1{font-size:clamp(28px,4vw,38px);margin:12px 0 6px}.doc h2{font-size:21px;margin:28px 0 8px}
.doc p,.doc li{color:var(--ink)}.doc .meta{color:var(--mut);margin:0 0 20px}
.doc ul{padding-left:22px}
@media (max-width:820px){.hero{grid-template-columns:1fr;padding-top:12px}}
@media (max-width:640px){nav.links a:not(.btn){display:none}header.top{padding:12px 0}}