:root{color-scheme:dark;--bg:#07090d;--ink:#f4f1e9;--muted:#b6bbc1;--accent:#8bd7c1;--line:rgba(255,255,255,.1)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 80% 0,rgba(52,112,101,.13),transparent 28%),var(--bg);color:var(--ink);font:17px/1.8 Georgia,serif}.site-nav{display:flex;align-items:center;justify-content:space-between;gap:20px;max-width:1080px;margin:auto;padding:22px 24px;font:700 13px Inter,system-ui,sans-serif}.site-nav a{color:var(--muted);text-decoration:none}.site-nav .brand{color:var(--ink);letter-spacing:.12em;text-transform:uppercase}.site-nav div{display:flex;gap:18px}main{max-width:790px;margin:auto;padding:45px 24px 100px}a{color:var(--accent)}.crumbs{font:13px Inter,system-ui,sans-serif;color:#8e959c}.crumbs a{text-decoration:none}h1{font:750 clamp(2.45rem,7vw,4.9rem)/1.02 Inter,system-ui,sans-serif;letter-spacing:-.055em;margin:.55em 0 .3em}h2{font:750 1.65rem/1.2 Inter,system-ui,sans-serif;margin-top:2.35em;letter-spacing:-.025em}p,li{color:#c3c7cb}.lead{font-size:1.2rem;color:#e1e3df}.meta{font:12px Inter,system-ui,sans-serif;color:#858b92;margin:22px 0 38px}.box{margin:28px 0;padding:20px 23px;border-left:3px solid var(--accent);background:rgba(139,215,193,.06)}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;margin:25px 0;font:14px/1.5 Inter,system-ui,sans-serif}th,td{padding:13px;text-align:left;border-bottom:1px solid var(--line)}th{color:var(--accent)}td{color:#c4c8cc}.cta{display:inline-block;margin:22px 0;padding:11px 16px;border-radius:11px;background:var(--accent);color:#07110e;text-decoration:none;font:800 14px Inter,system-ui,sans-serif}.related{margin-top:60px;padding-top:24px;border-top:1px solid var(--line);font:14px/1.7 Inter,system-ui,sans-serif}.related a{display:inline-block;margin:7px 16px 0 0}.tool{margin:34px 0;padding:25px;border:1px solid rgba(139,215,193,.25);border-radius:20px;background:rgba(139,215,193,.045);font-family:Inter,system-ui,sans-serif}.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.tool label{display:grid;gap:7px;color:var(--muted);font-size:13px}.tool input{width:100%;padding:11px;border:1px solid var(--line);border-radius:10px;background:#0c1116;color:var(--ink);font:inherit}.result{margin-top:18px;padding:16px;border-radius:12px;background:#0a0e12;color:var(--muted)}.result strong{color:var(--ink);font-size:1.2rem}@media(max-width:650px){.site-nav div{display:none}.tool-grid{grid-template-columns:1fr}main{padding-top:28px}}