:root{--bg:#f6f8fc;--surface:#fff;--surface2:#f9fafc;--text:#14213d;--muted:#667085;--brand:#5b5ce2;--brand2:#7c3aed;--line:#e5e8ef;--shadow:0 18px 55px rgba(33,40,80,.10)}
html[data-theme="dark"]{--bg:#0b1020;--surface:#12182a;--surface2:#171e32;--text:#eef2ff;--muted:#a6afc3;--brand:#8b8cff;--brand2:#a56cff;--line:#27304a;--shadow:0 18px 55px rgba(0,0,0,.30)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial;background:var(--bg);color:var(--text);transition:.2s}a{color:inherit;text-decoration:none}.wrap{width:min(1080px,92%);margin:auto}
header{background:color-mix(in srgb,var(--surface) 92%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.nav{height:68px;display:flex;align-items:center;justify-content:space-between;gap:18px}.logo{font-weight:900;font-size:21px}.logo span{color:var(--brand)}nav{display:flex;gap:20px;align-items:center;color:var(--muted);font-size:14px}.theme{border:1px solid var(--line);background:var(--surface2);color:var(--text);width:42px;height:42px;border-radius:12px;cursor:pointer;font-size:18px}
.hero{text-align:center;padding:66px 0 34px;background:radial-gradient(circle at 50% 0,color-mix(in srgb,var(--brand) 17%,transparent),transparent 52%)}.pill{display:inline-block;background:color-mix(in srgb,var(--brand) 14%,var(--surface));color:var(--brand);padding:7px 12px;border-radius:999px;font-weight:800;font-size:12px}.hero h1{font-size:clamp(38px,7vw,68px);line-height:1.02;margin:18px auto 14px;max-width:820px;letter-spacing:-2px}.hero h1 span{color:var(--brand)}.hero p,.sub{color:var(--muted);font-size:17px;max-width:680px;margin:0 auto}
.panel{max-width:800px;margin:30px auto 0;background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:var(--shadow);text-align:left}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}.row{display:grid;grid-template-columns:1fr auto;gap:12px}label{display:block;font-size:13px;font-weight:800;margin-bottom:8px}input{width:100%;height:52px;border:1px solid var(--line);border-radius:12px;padding:0 14px;font:inherit;color:var(--text);background:var(--surface2)}button.primary{height:52px;border:0;border-radius:12px;padding:0 24px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:white;font-weight:850;font-size:15px;cursor:pointer}
.result{display:none;margin-top:22px;padding-top:20px;border-top:1px solid var(--line)}.result.show{display:block}.headline{text-align:center}.headline strong{font-size:42px;color:var(--brand);display:block}.headline span{color:var(--muted)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:18px}.stat{background:var(--surface2);border:1px solid var(--line);border-radius:14px;padding:15px;text-align:center}.stat b{display:block;font-size:21px}.stat small{color:var(--muted)}
section{padding:50px 0}.title{text-align:center;margin-bottom:26px}.title h2{font-size:30px;margin:0 0 8px}.title p{margin:0;color:var(--muted)}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:20px}.card h3{margin:8px 0}.card p{color:var(--muted);font-size:14px;line-height:1.6}.card:hover{box-shadow:var(--shadow)}.ad{margin:28px auto;border:1px dashed var(--line);border-radius:12px;height:90px;display:grid;place-items:center;color:var(--muted);font-size:11px;background:var(--surface2);max-width:900px}.content{max-width:820px;margin:auto;line-height:1.75;color:var(--muted)}.content h1,.content h2,.content h3{color:var(--text)}.content h1{font-size:40px}.content a{color:var(--brand)}
footer{border-top:1px solid var(--line);background:var(--surface);padding:30px 0;color:var(--muted);font-size:13px}.foot{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.links{display:flex;gap:16px;flex-wrap:wrap}
@media(max-width:720px){.nav{height:auto;min-height:68px;padding:10px 0;align-items:flex-start}.nav nav{justify-content:flex-end;flex-wrap:wrap;gap:8px}.nav nav a{font-size:12px;padding:7px 8px;border:1px solid var(--line);border-radius:9px;background:var(--surface2)}.hero{padding-top:45px}.row,.grid2{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}.cards{grid-template-columns:1fr}.hero h1{letter-spacing:-1px}.panel{padding:18px}}

.ad{display:none}
.skip{position:absolute;left:-9999px;top:auto}.skip:focus{left:12px;top:12px;z-index:99;background:var(--surface);padding:10px 14px;border:2px solid var(--brand);border-radius:10px}
.note{background:var(--surface2);border:1px solid var(--line);border-radius:14px;padding:16px;margin:18px 0}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin:10px 0}.faq summary{font-weight:800;cursor:pointer}.faq p{margin-bottom:0}
:focus-visible{outline:3px solid color-mix(in srgb,var(--brand) 60%,transparent);outline-offset:3px}

.ad{display:none}
.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;z-index:99;background:var(--surface);padding:10px 14px;border:2px solid var(--brand);border-radius:10px}
.note{background:var(--surface2);border:1px solid var(--line);border-radius:14px;padding:16px;margin:18px 0}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin:10px 0}.faq summary{font-weight:800;cursor:pointer}.faq p{margin-bottom:0}
:focus-visible{outline:3px solid var(--brand);outline-offset:3px}