:root{--navy:#122c46;--slate:#53677b;--blue:#2367a0;--line:#dbe3ea;--bg:#f6f8fa;--amber:#93601c}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--navy);font:16px/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:var(--blue);text-underline-offset:4px}a:hover{color:var(--navy)}button,input,select{font:inherit}button,a,input,select{ -webkit-tap-highlight-color:transparent} :focus-visible{outline:3px solid #2367a0;outline-offset:4px}.wrap{max-width:1120px;margin:auto;padding:0 28px}.site-header{background:#fff;border-bottom:1px solid var(--line)}.header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:11px;color:var(--navy);font-weight:750;font-size:23px;letter-spacing:-.7px;text-decoration:none;white-space:nowrap}.brand svg{width:34px;height:34px}.nav{display:flex;gap:26px;align-items:center}.nav a{font-size:14px;font-weight:600;text-decoration:none;color:var(--slate)}.nav a[aria-current=page]{color:var(--blue)}.menu{display:none;background:white;border:1px solid var(--line);padding:8px 12px;border-radius:6px;color:var(--navy)}.hero{padding:44px 0 26px}.eyebrow{font-size:11px;letter-spacing:1.7px;font-weight:750;color:var(--blue);text-transform:uppercase;margin:0 0 9px}h1{font-size:42px;line-height:1.15;letter-spacing:-1.4px;margin:0 0 14px}h2{font-size:25px;line-height:1.3;letter-spacing:-.5px;margin:0 0 16px}h3{font-size:18px;line-height:1.4;margin:0 0 8px}p{margin:0 0 16px}.intro{color:var(--slate);font-size:17px;max-width:760px}.calculator{display:grid;grid-template-columns:1fr 1.1fr;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}.inputs{padding:30px;border-right:1px solid var(--line)}.section-label{font-size:12px;text-transform:uppercase;letter-spacing:1.2px;font-weight:750;margin-bottom:24px;color:var(--slate)}label{display:block;font-size:14px;font-weight:650;margin-bottom:7px}.field{margin-bottom:20px}.capacity-fields{display:grid;grid-template-columns:1fr 95px;gap:12px}input,select{width:100%;height:48px;border:1px solid #b6c4d1;background:#fff;border-radius:6px;color:var(--navy);padding:0 13px}select:disabled{opacity:1;background:#f3f6f9;color:var(--navy)}.primary{width:100%;background:var(--blue);color:white;border:0;border-radius:6px;min-height:48px;font-weight:650;cursor:pointer}.primary:hover{background:#194f7c}.hint{font-size:12px;color:var(--slate);margin:14px 0 0}.results{padding:30px;background:#f9fbfd}.result-label{font-size:14px;font-weight:650;margin-bottom:8px}.big-result{font-size:54px;line-height:1.18;letter-spacing:-2px;font-weight:750}.binary{font-size:19px;color:var(--slate);margin:3px 0 18px}.array-summary{font-size:14px;color:var(--slate);padding-bottom:18px;border-bottom:1px solid var(--line)}.metrics{display:grid;grid-template-columns:1fr 1fr;gap:19px 20px;margin:20px 0}.metrics dt{font-size:12px;color:var(--slate)}.metrics dd{font-size:18px;font-weight:650;margin:2px 0 0}.bar{height:7px;background:#dce5ed;border-radius:4px;overflow:hidden}.bar span{display:block;height:100%;background:var(--blue);width:75%}.error{color:#8a4118;background:#fff4e7;padding:14px;border-radius:6px;font-size:14px;margin-top:16px}.purchase{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:23px 28px;border:1px solid var(--line);border-radius:9px;background:#fff;margin-top:18px}.purchase h2{font-size:18px;margin:0 0 3px}.purchase p{color:var(--slate);font-size:14px;margin:0}.purchase-icon{width:38px;height:38px;color:var(--blue);flex-shrink:0}.content-section{margin:40px 0}.table-wrap{border:1px solid var(--line);border-radius:9px;overflow:hidden;background:white}table{width:100%;border-collapse:collapse;text-align:left;font-size:14px}caption{text-align:left;padding:14px 18px;color:var(--slate);font-size:13px;background:#fff}th,td{padding:14px 18px;border-top:1px solid var(--line)}thead th{font-size:11px;text-transform:uppercase;letter-spacing:.8px;color:var(--slate);background:#f0f4f7;border:0}tbody th{font-weight:650}.selected{background:#ebf3fa}.selected th{box-shadow:inset 3px 0 var(--blue)}.unavailable{color:#687b8d}.warning{background:#fff8eb;border:1px solid #e9d6af;border-left:4px solid #b7822f;border-radius:8px;padding:24px 27px;margin:38px 0}.warning h2{font-size:20px;color:#795019}.warning p{font-size:14px;color:#715b3b;margin:0}.prose{max-width:830px}.prose p,.level p{color:var(--slate)}.level-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.level{padding:23px;border:1px solid var(--line);border-radius:8px;background:#fff}.level p{font-size:14px;margin-bottom:9px}.level a{font-size:14px;font-weight:600}.formula{background:#edf2f7;border-left:3px solid var(--blue);padding:17px 20px;color:var(--navy);font-family:ui-monospace,monospace;font-size:14px}.faq{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line);padding:18px 0}summary{cursor:pointer;font-weight:600;padding-right:12px}details p{color:var(--slate);font-size:15px;margin:12px 0 0}.site-footer{border-top:1px solid var(--line);margin-top:64px;padding:30px 0;background:white}.footer-inner{display:flex;justify-content:space-between;gap:22px;align-items:center}.footer-note{font-size:12px;color:var(--slate);margin:5px 0 0}.footer-links{display:flex;gap:23px;flex-wrap:wrap}.footer-links a{font-size:12px;color:var(--slate)}.skip{position:absolute;top:-100px;left:16px;background:white;padding:12px;z-index:10}.skip:focus{top:10px}[hidden]{display:none!important}.legal{min-height:55vh}.legal h2{font-size:21px;margin-top:30px}noscript p{padding:20px;background:#fff8eb}@media(max-width:760px){.wrap{padding:0 20px}.header-inner{height:68px;flex-wrap:wrap;gap:0}.brand{font-size:21px}.menu{display:block}.nav{display:none;position:absolute;left:0;right:0;top:68px;background:white;padding:20px;border-bottom:1px solid var(--line);z-index:5;gap:0}.nav.open{display:flex;flex-direction:column;align-items:stretch}.nav a{padding:11px}.hero{padding-top:30px}h1{font-size:34px}.intro{font-size:16px}.calculator{grid-template-columns:1fr}.inputs{border-right:0;border-bottom:1px solid var(--line);padding:24px}.results{padding:24px}.big-result{font-size:48px}.level-grid{grid-template-columns:1fr}.purchase{padding:20px}.footer-inner{align-items:flex-start;flex-direction:column}th,td{padding:12px 9px;font-size:12px}thead th{font-size:10px;letter-spacing:0}.content-section{margin:32px 0}h2{font-size:23px}}@media(prefers-reduced-motion:no-preference){a,button{transition:background-color .15s,color .15s}}
.purchase > svg{width:36px;height:36px;flex-shrink:0}