@font-face{font-family:Archivo;src:url('/calculator/fonts/archivo-400.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:Archivo;src:url('/calculator/fonts/archivo-600.woff2') format('woff2');font-weight:600 900;font-display:swap}
:root{color-scheme:dark;--orange:#ff7846;--text:#f4f1eb;--muted:#bbb3a9;--border:#39302a}*{box-sizing:border-box}body{margin:0;background:#0b0a09;color:var(--text);font:17px/1.7 Archivo,system-ui,sans-serif}a{color:var(--orange);text-underline-offset:5px}a:hover{color:#ffb68f}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--orange);outline-offset:5px}.learn-header,footer{max-width:1160px;margin:auto;padding:26px 28px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-size:23px;font-weight:600;text-decoration:none}.learn-header nav{display:flex;gap:24px}.learn-header nav a{color:var(--text);font-size:14px}main{max-width:860px;margin:auto;padding:32px 28px 70px}.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:42px}.eyebrow{font-size:11px;letter-spacing:.14em;font-weight:600;color:var(--orange)}h1{font-size:clamp(42px,6vw,72px);line-height:1.04;letter-spacing:-.055em;font-weight:600;margin:20px 0 26px;text-wrap:balance}h2{font-size:28px;line-height:1.2;letter-spacing:-.035em;font-weight:600;margin:0 0 18px}p{margin:0 0 20px;color:var(--muted)}.lead{font-size:22px;line-height:1.55;max-width:720px}.article-intro{padding-bottom:24px}section{margin-top:46px}section p{max-width:740px}.guide-list,.related{list-style:none;padding:0;margin:0}.guide-list li{padding:24px 0;border-bottom:1px solid var(--border)}.guide-list a{font-size:24px;line-height:1.3;text-decoration:none;font-weight:600;display:block}.guide-list p{font-size:16px;margin:12px 0 0}.related li{padding:8px 0}.next-step{border-top:1px solid var(--border);padding-top:32px;margin-top:60px}.optional{margin-top:24px;font-size:15px}footer{border-top:1px solid var(--border);flex-wrap:wrap;font-size:13px;color:var(--muted)}.table-scroll{overflow-x:auto;margin:28px 0;border:1px solid var(--border);border-radius:12px}table{width:100%;border-collapse:collapse;text-align:left;font-size:15px}caption{text-align:left;padding:16px;background:#1a1613;font-weight:600}th,td{padding:12px 16px;border-bottom:1px solid var(--border);white-space:nowrap}thead{color:var(--orange)}tbody th{font-weight:400}.lift-tool{background:linear-gradient(135deg,#25170f,#13110e);border:1px solid #61412f;border-radius:18px;padding:28px;margin-top:18px}.input-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}label{display:block;font-size:14px;color:var(--text)}input,select{display:block;width:100%;min-width:0;margin-top:6px;min-height:48px;border:1px solid #6c5848;border-radius:7px;padding:10px;background:#0c0b0a;color:var(--text);font:16px Archivo,system-ui,sans-serif}input::placeholder{color:#8c837a}.hint{font-size:13px;margin-top:18px}button{cursor:pointer;border:0;border-radius:8px;background:var(--orange);color:#120c08;min-height:50px;padding:14px 24px;font:600 16px Archivo,system-ui,sans-serif}button:disabled{opacity:.6;cursor:wait}#tool-error{color:#ffb095;margin:12px 0 0}#lift-result{border-top:1px solid var(--border);margin-top:28px;padding-top:24px}#lift-result[hidden]{display:none}.score-number{display:block;font-size:72px;line-height:1.1;letter-spacing:-.05em;color:var(--orange);font-weight:600}.result-detail{font-size:20px;color:var(--text);margin-top:20px}code{white-space:normal}@media(max-width:600px){.learn-header{padding:18px 20px;gap:16px}.learn-header nav{gap:14px}.brand{font-size:20px}main{padding:24px 20px 46px}.breadcrumb{margin-bottom:30px}h1{font-size:44px}.lead{font-size:19px}h2{font-size:26px}.lift-tool{padding:20px}.input-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}button{width:100%}th,td{padding:10px;font-size:13px}footer{padding:24px 20px;gap:18px}section{margin-top:36px}}