:root{--bg:#f7f8fb;--card:#fff;--text:#172033;--muted:#667085;--brand:#2454ff;--brand2:#11a683;--line:#e5e7ef;--shadow:0 18px 50px rgba(16,24,40,.08);--radius:22px}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}.wrap{max-width:1120px;margin:0 auto;padding:0 20px}.site-header{background:rgba(255,255,255,.86);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}.nav{height:68px;display:flex;align-items:center;gap:22px}.nav a{color:var(--text);text-decoration:none;font-weight:650}.nav a:not(.brand){font-size:14px;color:var(--muted)}.brand{margin-right:auto;font-size:18px}.hero{display:grid;grid-template-columns:1fr 320px;gap:28px;padding-top:70px;padding-bottom:42px;align-items:center}.eyebrow{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--brand);font-weight:800;margin:0 0 10px}h1{font-size:clamp(38px,6vw,68px);line-height:1.02;margin:0 0 20px;letter-spacing:-.055em}h2{font-size:clamp(24px,3vw,36px);line-height:1.12;margin:0 0 12px;letter-spacing:-.03em}.lead{font-size:20px;color:var(--muted);max-width:720px}.button{display:inline-flex;margin-top:10px;background:var(--brand);color:#fff;text-decoration:none;padding:14px 18px;border-radius:14px;font-weight:800;box-shadow:0 12px 24px rgba(36,84,255,.22)}.section{padding:36px 20px}.muted{color:var(--muted)}.tool-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-top:20px}.tool-card{border:1px solid var(--line);background:var(--card);border-radius:18px;padding:16px;text-align:left;cursor:pointer;box-shadow:0 6px 18px rgba(16,24,40,.04);transition:.16s ease}.tool-card:hover,.tool-card.active{border-color:var(--brand);transform:translateY(-1px)}.tool-card strong{display:block}.tool-card span{display:block;color:var(--muted);font-size:13px;margin-top:4px}.calculator-shell{display:grid;grid-template-columns:1fr 280px;gap:24px;align-items:start;padding-top:16px}.calculator{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px}.form{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:24px}.field label{display:block;font-weight:750;margin-bottom:8px}.field input,.field select{width:100%;border:1px solid var(--line);border-radius:14px;padding:13px 14px;font:inherit;background:#fff}.result{margin-top:22px;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.metric{background:#f3f6ff;border:1px solid #dce5ff;border-radius:18px;padding:16px}.metric span{display:block;color:var(--muted);font-size:13px}.metric strong{display:block;font-size:24px;margin-top:4px}.ad-box{min-height:260px;border:1px dashed #b9c0d4;border-radius:var(--radius);background:linear-gradient(135deg,#fff,#f2f5ff);display:grid;place-items:center;color:var(--muted);font-weight:750;text-align:center;padding:20px}.ad-box.tall{min-height:520px}.content{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-top:32px;margin-bottom:32px}.footer{border-top:1px solid var(--line);padding-top:26px;padding-bottom:36px;display:flex;justify-content:space-between;gap:18px;color:var(--muted);font-size:14px}.footer a{color:var(--muted)}@media(max-width:900px){.hero,.calculator-shell{grid-template-columns:1fr}.tool-grid{grid-template-columns:repeat(2,1fr)}.ad-box.tall{min-height:180px}.form,.result{grid-template-columns:1fr}.footer{display:block}}@media(max-width:520px){.tool-grid{grid-template-columns:1fr}.nav{gap:12px}.nav a:not(.brand){font-size:13px}h1{font-size:38px}}

.compact-hero{padding-top:46px;padding-bottom:24px}.compact-hero h1{font-size:clamp(34px,5vw,56px)}

.link-list{columns:2;gap:32px}.link-list li{margin:8px 0}.link-list a{color:var(--brand);font-weight:750}@media(max-width:700px){.link-list{columns:1}}