:root{--ink:#1b1830;--muted:#5d5878;--line:#e3ddcf;--brand:#4338ca;--brand-dark:#352c9e;--brand-soft:#eceafe;--bg:#f5f3ee;--card:#ffffff;--ok:#0e7a3d;--night:#241f4e}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}.wrap{max-width:1200px;margin:0 auto;padding:0 24px}.site-header{background:#f5f3eeeb;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(8px)}.site-header .wrap{display:flex;align-items:center;gap:28px;height:66px}.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--ink);letter-spacing:-.01em}.logo:hover{text-decoration:none}.logo img{width:32px;height:32px}nav.main{display:flex;gap:20px;flex-wrap:wrap;font-size:15px}nav.main a{color:var(--ink)}.header-cta{margin-left:auto}.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:10px;padding:11px 20px;font-size:15px;font-weight:600;cursor:pointer}.btn:hover{background:var(--brand-dark);text-decoration:none}.btn.ghost{background:#fff;color:var(--brand);border:1px solid var(--brand)}.btn.big{font-size:17px;padding:14px 26px;border-radius:12px}main{padding:40px 0 10px}h1{font-size:40px;line-height:1.12;margin:0 0 14px;letter-spacing:-.02em}h2{font-size:26px;margin:38px 0 12px;letter-spacing:-.01em}h3{font-size:17px;margin:20px 0 6px}.lede{font-size:19px;color:var(--ink);max-width:840px;margin:0 0 10px}.sub{color:var(--muted);max-width:840px;margin:0 0 24px}.badges{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0 24px}.badge{background:#e8f5ee;color:var(--ok);border:1px solid #bfe6cf;border-radius:999px;padding:5px 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span{color:var(--muted);font-size:14px}table.plain{border-collapse:collapse;width:100%;max-width:860px;background:#fff}table.plain th,table.plain td{border:1px solid var(--line);padding:10px 12px;text-align:left;font-size:15px}table.plain th{background:#efeaf8}.note{background:#fff8e6;border:1px solid #ecd9a0;border-radius:12px;padding:14px 18px;color:#5c4a12;max-width:860px}.calc{background:var(--night);color:#e9e6ff;border-radius:20px;padding:28px;margin:8px 0 10px}.calc h2{color:#fff;margin-top:0}.calc .tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.calc .tab{background:transparent;color:#c9c4f2;border:1px solid #4c4585;border-radius:999px;padding:8px 16px;font-size:14.5px;font-weight:600;cursor:pointer}.calc .tab[aria-selected=true]{background:var(--brand);border-color:var(--brand);color:#fff}.calc label{display:block;font-size:14px;font-weight:600;color:#c9c4f2;margin-bottom:6px}.calc input[type=time],.calc input[type=number],.calc select{background:#171233;border:1px solid #4c4585;color:#fff;border-radius:10px;padding:12px 14px;font-size:17px;width:100%}.calc .row{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:560px}.calc .hint{font-size:13.5px;color:#a49ed2;margin-top:14px;max-width:640px}.results{margin-top:22px;display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}.result{background:#171233;border:1px solid #4c4585;border-radius:14px;padding:16px}.result .t{font-size:26px;font-weight:800;color:#fff;letter-spacing:-.01em}.result .d{font-size:13.5px;color:#a49ed2;margin-top:2px}.result.rec{border-color:#8b7ff0;background:#1e1850}.result .tag{display:inline-block;background:var(--brand);color:#fff;font-size:11.5px;font-weight:700;border-radius:999px;padding:2px 9px;margin-bottom:8px;letter-spacing:.04em}.site-footer{margin-top:64px;background:var(--night);color:#c9c4f2}.site-footer .wrap{padding-top:38px;padding-bottom:32px}.foot-grid{display:grid;grid-template-columns:2fr 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