:root{
 --bg:#f6f8fc;--paper:#fff;--ink:#14213d;--muted:#5e6b85;--line:#dfe5ef;
 --brand:#2457ff;--brand2:#1539b8;--soft:#eef3ff;--ok:#0a7b50;--warn:#9a5b00;
 --shadow:0 10px 30px rgba(20,33,61,.07)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.62}
a{color:inherit;text-decoration:none}img{max-width:100%}
.wrap{width:min(1160px,92%);margin:auto}
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0}
.logo{font-size:1.28rem;font-weight:900;letter-spacing:-.6px}.logo span{color:var(--brand)}
.navlinks{display:flex;gap:18px;align-items:center;color:var(--muted);font-size:.93rem}.navlinks a:hover{color:var(--brand)}
.hero{background:linear-gradient(180deg,#fff 0%,#f3f6ff 100%);border-bottom:1px solid var(--line);padding:72px 0 52px}
.eyebrow{display:inline-block;background:var(--soft);color:var(--brand2);padding:7px 11px;border-radius:999px;font-size:.8rem;font-weight:800}
h1{font-size:clamp(2.35rem,7vw,4.8rem);line-height:1.02;letter-spacing:-2.6px;margin:18px 0 14px}
h2{font-size:clamp(1.55rem,3vw,2.2rem);line-height:1.18;letter-spacing:-.8px;margin:0 0 14px}
h3{line-height:1.25}.lead{max-width:780px;color:var(--muted);font-size:1.08rem}
.searchbar{display:flex;gap:10px;max-width:760px;margin-top:28px}
input,select,textarea{width:100%;border:1px solid #ccd5e5;background:#fff;border-radius:12px;padding:13px 14px;font:inherit;color:var(--ink);outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(36,87,255,.10)}
button,.btn{border:0;background:var(--brand);color:#fff;border-radius:12px;padding:12px 16px;font:inherit;font-weight:800;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:7px}
.btn.alt,button.alt{background:#fff;color:var(--ink);border:1px solid var(--line)}
.section{padding:54px 0}.category{margin-bottom:44px}.cathead{display:flex;justify-content:space-between;align-items:end;gap:15px;margin-bottom:17px}.cathead p{margin:0;color:var(--muted);max-width:620px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:0 2px 8px rgba(20,33,61,.025);transition:.17s transform,.17s box-shadow,.17s border-color}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:#b9c8e8}
.icon{width:42px;height:42px;display:grid;place-items:center;background:var(--soft);border-radius:11px;font-size:1.25rem}.card h3{margin:12px 0 6px}.card p{margin:0;color:var(--muted);font-size:.93rem}
.toolhero{padding:42px 0 18px}.breadcrumbs{font-size:.88rem;color:var(--muted);margin-bottom:15px}.breadcrumbs a{color:var(--brand)}
.toolgrid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(260px,.65fr);gap:20px;padding-bottom:36px}
.panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:21px;box-shadow:0 2px 8px rgba(20,33,61,.025)}
.field{margin:14px 0}.field label{display:block;font-weight:800;margin-bottom:6px}.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.result{background:#f7f9fe;border:1px solid var(--line);border-radius:14px;padding:15px;margin-top:16px}.big{font-size:1.55rem;font-weight:900;color:var(--brand2)}
.muted{color:var(--muted)}.small{font-size:.88rem}.note{background:#fff8e8;border:1px solid #f1d9a6;color:#6d4a00;border-radius:12px;padding:12px 14px}
.ok{background:#ecfbf5;border:1px solid #bfe9d9;color:#075b3c;border-radius:12px;padding:12px 14px}
.article{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:52px 0}.article .copy{max-width:820px}.article p,.article li{color:#3d4961}.article h2{margin-top:36px}.article h3{margin-top:24px}
.faq{padding:15px 0;border-top:1px solid var(--line)}.faq b{display:block;margin-bottom:5px}
.related{padding:44px 0}.pillrow{display:flex;gap:10px;flex-wrap:wrap}.pill{padding:9px 12px;background:#fff;border:1px solid var(--line);border-radius:999px;color:var(--brand2);font-weight:750;font-size:.9rem}
.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.guide-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px}.guide-card .kicker{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--brand);font-weight:900}
footer{padding:35px 0 55px;color:var(--muted)}.footergrid{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.footerlinks{display:flex;gap:14px;flex-wrap:wrap}
.hide{display:none!important}.canvas-hidden{display:none}
@media(max-width:850px){.grid{grid-template-columns:1fr 1fr}.toolgrid{grid-template-columns:1fr}.navlinks{display:none}}
@media(max-width:560px){.grid,.guide-grid,.row{grid-template-columns:1fr}.searchbar{flex-direction:column}.hero{padding:48px 0 36px}h1{letter-spacing:-1.4px}}