:root{--bg:#f7f9fc;--card:#fff;--line:#e3e8f0;--txt:#17213a;--mut:#5b6478;--acc:#1f4fd8;--ok:#16a34a;--warn:#d97706;--bad:#dc2626;--vio:#1f4fd8;--yel:#ffd23f}
*{box-sizing:border-box}body{margin:0;font:17px/1.6 Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;background:var(--bg);color:var(--txt);overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;z-index:-1;background:radial-gradient(60% 50% at 15% 0%,rgba(31,79,216,.08),transparent 70%),radial-gradient(50% 45% at 90% 10%,rgba(56,189,248,.08),transparent 70%)}
a{color:var(--acc)}.wrap{max-width:1120px;margin:0 auto;padding:0 22px}
nav{display:flex;align-items:center;gap:24px;padding:18px 0;border-bottom:1px solid var(--line)}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--txt);text-decoration:none;flex:none}.logo img{width:34px;height:34px}
.links{display:flex;flex:1;justify-content:space-evenly}.links a{color:var(--mut);text-decoration:none;font-size:15px}.links a:hover{color:var(--acc)}
.pill{display:inline-flex;gap:8px;align-items:center;border:1px solid var(--line);background:#fff;border-radius:99px;padding:5px 12px;font-size:13px;color:var(--mut)}
.badge{display:inline-block;background:var(--yel);color:#3a2e00;font-weight:700;font-size:12.5px;border-radius:99px;padding:3px 10px}
.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;padding:64px 0 40px}
h1{font-size:clamp(34px,4.6vw,54px);line-height:1.08;letter-spacing:-.03em;margin:16px 0;font-weight:800}
mark{background:linear-gradient(transparent 62%,rgba(255,210,63,.75) 62%);color:inherit;padding:0 2px}
.sub{color:var(--mut);font-size:19px;margin:0 0 26px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px;box-shadow:0 1px 2px rgba(23,33,58,.04)}
.mock{position:relative;padding:22px}.mock .ex{position:absolute;top:-12px;right:16px}
.mock .bar{display:flex;gap:6px;margin-bottom:14px}.mock .bar i{width:10px;height:10px;border-radius:50%;background:var(--line)}
.mock .row2{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px}.mock .row2:last-child{border:0}
.scan{max-width:820px;margin:0 auto;scroll-margin-top:20px}.scan h2{margin-top:0}
.tabs{display:flex;gap:6px;background:#eef2f8;padding:5px;border-radius:10px;width:max-content;max-width:100%;margin-bottom:14px}
.tabs button{all:unset;cursor:pointer;padding:8px 14px;border-radius:8px;font-size:14px;color:var(--mut)}.tabs button.on{background:#fff;color:var(--txt);box-shadow:0 1px 2px rgba(0,0,0,.08)}
input,textarea{width:100%;background:#fff;border:1px solid var(--line);color:var(--txt);border-radius:10px;padding:13px 15px;font:inherit;outline:none}input:focus,textarea:focus{border-color:var(--acc)}
textarea{min-height:130px;font-family:ui-monospace,Menlo,monospace;font-size:13px}.row{display:flex;gap:10px;margin-top:12px}.row input{flex:1}
.btn{all:unset;cursor:pointer;background:var(--acc);color:#fff;font-weight:700;padding:14px 24px;border-radius:10px;text-align:center;display:inline-block}.btn:hover{background:#1a43b8}.btn[disabled]{opacity:.5}
.btn.vio{background:var(--acc);color:#fff}
.fine{font-size:13.5px;color:var(--mut);margin-top:10px}.err{color:var(--bad);margin-top:10px;font-size:14px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:64px 0}.grid h3{margin:6px 0;font-size:18px}.grid p{color:var(--mut);margin:0;font-size:15.5px}.ic{font-size:22px}
section{margin-top:64px;scroll-margin-top:20px}section h2,.scan h2{font-size:30px;letter-spacing:-.02em;margin:0 0 8px}
.res{display:none;max-width:820px;margin:20px auto 0;text-align:left}
.gauge{display:flex;gap:24px;align-items:center}.ring{--v:0;width:120px;height:120px;border-radius:50%;background:conic-gradient(var(--c,var(--acc)) calc(var(--v)*1%),#eef2f8 0);display:grid;place-items:center;flex:none}
.ring div{width:96px;height:96px;border-radius:50%;background:#fff;display:grid;place-items:center;font-size:32px;font-weight:800}
.tag{display:inline-block;padding:3px 10px;border-radius:99px;font-size:12px;background:#eef2f8;margin:3px 4px 0 0}
table{width:100%;border-collapse:collapse;margin-top:14px;font-size:14px}td,th{text-align:left;padding:9px 6px;border-bottom:1px solid var(--line);word-break:break-word}th{color:var(--mut);font-weight:500}
code{font-family:ui-monospace,Menlo,monospace;font-size:12.5px;background:#eef2f8;padding:2px 6px;border-radius:6px}
.locked{position:relative;margin-top:18px;border-radius:12px;overflow:hidden;border:1px solid var(--line);min-height:240px}.locked .blur{filter:blur(6px);opacity:.5;padding:18px;user-select:none}
.locked .ov{position:absolute;inset:0;display:grid;place-items:center;text-align:center;padding:16px;background:linear-gradient(rgba(255,255,255,.4),rgba(255,255,255,.97))}
.calc{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:center}.calc label{display:block;font-size:14px;color:var(--mut);margin:12px 0 4px}
select{width:100%;background:#fff;color:var(--txt);border:1px solid var(--line);border-radius:10px;padding:11px;font:inherit}
.big{font-size:50px;font-weight:800;letter-spacing:-.03em;color:var(--txt)}input[type=range]{padding:0;accent-color:var(--acc)}
.price{display:grid;grid-template-columns:1fr 1fr;gap:16px}.price .amt{font-size:36px;font-weight:800}.price ul{padding-left:20px;color:var(--mut)}
.limits li{color:var(--mut);margin:6px 0}footer{color:var(--mut);font-size:14px;padding:36px 0;border-top:1px solid var(--line);margin-top:64px;display:flex;gap:10px;align-items:center}footer img{width:22px}
.step{border:1px solid var(--line);border-radius:12px;padding:18px;margin:14px 0;background:#fbfcfe}.step ol{margin:8px 0 0;padding-left:20px}.step li{margin:5px 0}
pre{white-space:pre-wrap;background:#fbfcfe;border:1px solid var(--line);padding:14px;border-radius:10px;font-size:12.5px}
@media(max-width:820px){.hero{grid-template-columns:1fr;gap:32px;padding-top:36px}.grid,.calc,.price{grid-template-columns:1fr}.gauge{flex-direction:column;align-items:flex-start}.row{flex-direction:column}.links{justify-content:flex-end;gap:14px}.links a.opt{display:none}.btn{display:block}}
.site-foot{display:block;margin:40px 0 20px;font-size:13px;line-height:1.7;opacity:.85;text-align:center}