:root{--navy:#183447;--ink:#243846;--muted:#62737f;--copper:#af5d32;--line:#dce3e7;--paper:#fff;--wash:#f1f4f5;--soft:#e7edf0;--green:#23776b}*{box-sizing:border-box}body{margin:0;background:var(--wash);color:var(--ink);font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}button,input,select{font:inherit}button,a,select,input{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default}a{color:inherit}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #d38a57;outline-offset:3px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip{position:fixed;top:-80px;left:20px;z-index:100;background:white;padding:14px}.skip:focus{top:5px}.topbar{background:var(--navy);color:white}.top-inner{max-width:1480px;margin:auto;min-height:86px;padding:10px 36px;display:flex;align-items:center;gap:56px}.brand{display:flex;align-items:center;gap:13px;text-decoration:none}.brand img{width:57px;height:57px;object-fit:contain}.brand span{font-size:22px;font-weight:750;letter-spacing:1px;line-height:1.2}.brand small{font-size:9px;display:block;letter-spacing:2px;font-weight:500;margin-top:7px;color:#c3d0d8}nav{display:flex;align-items:center;gap:30px;flex:1;font-size:13px}nav a{text-decoration:none;color:#c5d1d9}nav a:hover{color:white}.active-nav{border-bottom:2px solid #d17c4f;padding:28px 0}.language select{border:1px solid #506674;border-radius:6px;background:var(--navy);color:white;padding:9px 10px}.shell{max-width:1480px;margin:auto;padding:38px 36px 0}.intro{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:24px}.eyebrow{font-size:10px;letter-spacing:1.8px;font-weight:750;color:var(--copper);margin:0 0 8px}h1{font-size:36px;letter-spacing:-1.3px;line-height:1.15;margin:0 0 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@media print{body{background:white}.topbar,.intro,.search-form,.search-meta,.directory,.actions,.detail-tabs,footer,.reference-note,.calculator input,.more,.toast{display:none!important}.shell{padding:0;max-width:none}.workspace{display:block}.profile-panel{border:0}.profile-top{padding-top:0}.overview{grid-template-columns:1fr 240px}.weight-card{print-color-adjust:exact;-webkit-print-color-adjust:exact}.facts,.prop-table th{print-color-adjust:exact;-webkit-print-color-adjust:exact}.calculator{break-inside:avoid}.profile-panel:before{content:"AC METALS · 5141 Frolich Ln, Hyattsville, MD 20781 · 240-764-7663";display:block;margin:0 26px 18px;font-size:10px}.provenance{display:block}.profile-panel:after{content:"REFERENCE ONLY / SOLO PARA REFERENCIA / SOMENTE PARA REFERÊNCIA";display:block;margin:20px 26px;font-size:9px}.prop-table tr{break-inside:avoid}.drawing{print-color-adjust:exact;-webkit-print-color-adjust:exact}.calc-grid label{display:none}}