:root{--blue:#0b5cff;--ink:#0f172a;--muted:#64748b;--bg:#fff;--soft:#f5f7fb;--line:#e5e9f0;--green:#0f9d58}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55}a{color:var(--blue)}.container{max-width:1080px;margin:0 auto;padding:0 20px}.nav{display:flex;align-items:center;justify-content:space-between;padding:18px 0}.brand{font-weight:800;font-size:20px;color:var(--blue)}.brand,.btn{text-decoration:none}.btn{display:inline-block;background:var(--blue);color:#fff;padding:12px 22px;border-radius:10px;font-weight:600;border:none;cursor:pointer;font-size:16px}.btn.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}.hero{padding:64px 0 40px}.hero h1{font-size:44px;line-height:1.1;margin:0 0 16px;letter-spacing:-.5px}.hero p.sub{font-size:20px;color:var(--muted);max-width:640px;margin:0 0 28px}.badge{display:inline-block;background:var(--soft);color:var(--muted);border:1px solid var(--line);padding:6px 12px;border-radius:999px;font-size:13px;margin-bottom:20px}.grid{display:grid;grid-gap:20px;gap:20px}.g3{grid-template-columns:repeat(3,1fr)}.g2{grid-template-columns:repeat(2,1fr)}.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px}.section{padding:48px 0}.section h2{font-size:30px;margin:0 0 8px}.muted{color:var(--muted)}.price{font-size:40px;font-weight:800}.price small{font-size:15px;font-weight:500;color:var(--muted)}.pill{background:var(--soft);border:1px solid var(--line);border-radius:8px;padding:3px 8px;font-size:12px;color:var(--muted)}.list{list-style:none;padding:0;margin:16px 0}.list li{padding:6px 0 6px 26px;position:relative}.list li:before{content:"✓";color:var(--green);position:absolute;left:0;font-weight:700}.result{border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin-bottom:10px}.result .t{font-weight:600}.footer{border-top:1px solid var(--line);padding:32px 0;color:var(--muted);font-size:14px;margin-top:40px}input,select{padding:12px;border:1px solid var(--line);border-radius:10px;font-size:16px;width:100%}label{font-size:14px;font-weight:600;display:block;margin-bottom:6px}.highlight{border:2px solid var(--blue)}@media (max-width:820px){.g2,.g3{grid-template-columns:1fr}.hero h1{font-size:34px}}