/* The bullion specification desk. All rules belong to the new guide. */
.bullion-guide{--bu-accent:#375b61;--bu-paper:#edf0eb;--bu-rule:#b7c6bf;padding-bottom:90px;font-size:17px;line-height:1.8}.bu-breadcrumbs{padding-top:27px;margin-bottom:26px;font-size:14px;gap:12px}.bu-breadcrumbs a{min-height:44px;display:inline-flex;align-items:center}.bu-hero{display:grid;grid-template-columns:1.12fr 1fr;gap:6%;padding:20px 0 48px;align-items:center}.bu-kicker{font:400 14px/1.6 var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--bu-accent);margin-bottom:22px}.bu-hero h1{font:400 clamp(3.1rem,5.3vw,5.7rem)/1.04 var(--serif);letter-spacing:-.055em;margin:0 0 26px}.bu-hero h1 em{font-weight:400;color:var(--bu-accent)}.bu-lede{max-width:540px;font-size:18px;line-height:1.8;color:var(--muted)}.bu-start{display:inline-flex;align-items:center;justify-content:space-between;gap:35px;min-height:50px;border-bottom:1px solid var(--ink);margin-top:8px;font-size:16px}.bu-start span{font-size:25px}.bu-photo{margin:0;min-width:0;border:1px solid var(--bu-rule);padding:12px;background:var(--bu-paper)}.bu-photo>a{display:block}.bu-photo img{width:100%;height:auto;object-fit:contain;transform:none;transition:none}.bu-photo figcaption{padding:18px 10px 5px;font-size:14px;line-height:1.65;color:var(--muted)}.bu-photo figcaption>span:first-child{font-family:var(--mono);color:var(--ink)}.bu-photo figcaption p{margin:6px 0}.bu-photo figcaption a{display:inline-flex;align-items:center;min-height:44px;text-decoration:underline;text-underline-offset:4px}.bu-principles{display:grid;grid-template-columns:repeat(3,1fr);border-block:1px solid var(--bu-rule);margin-bottom:52px}.bu-principles p{margin:0;padding:24px 28px;border-right:1px solid var(--bu-rule)}.bu-principles p:first-child{padding-left:0}.bu-principles p:last-child{border:0}.bu-principles span{display:block;font:14px/1.6 var(--mono);color:var(--bu-accent);margin-bottom:5px}.bu-principles strong{font:400 clamp(18px,1.8vw,25px)/1.4 var(--serif)}.bu-index{display:grid;grid-template-columns:1fr 3fr;gap:35px;padding-bottom:40px}.bu-index .bu-kicker{margin:12px 0}.bu-index ol{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 25px;list-style:none;margin:0;padding:0}.bu-index a{display:flex;align-items:center;min-height:48px;font-size:16px;border-bottom:1px solid var(--line);padding:8px 0}.bu-index a:hover{color:var(--bu-accent);border-color:var(--bu-accent)}.bu-section{display:grid;grid-template-columns:1fr 1.8fr;gap:8%;padding:52px 0;border-top:1px solid var(--bu-rule);scroll-margin-top:150px}.bu-section h2{font:400 clamp(1.9rem,2.7vw,2.65rem)/1.16 var(--serif);letter-spacing:-.035em;max-width:370px}.bu-prose{max-width:760px;min-width:0;color:var(--muted)}.bu-prose p{margin-bottom:22px}.bu-prose p:last-child{margin-bottom:0}.bu-prose a{text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;color:var(--ink)}.bu-prose a:hover{color:var(--bu-accent)}.bu-equation{margin:28px 0 0;padding:25px;background:var(--bu-paper);border:1px solid var(--bu-rule);color:var(--ink)}.bu-equation figcaption{font:14px/1.6 var(--mono);color:var(--bu-accent);margin-bottom:23px}.bu-equation-line{display:flex;align-items:center;justify-content:space-between;gap:10px}.bu-equation-line>div{min-width:0}.bu-equation strong{display:block;font:400 clamp(23px,2.9vw,37px)/1.2 var(--serif);white-space:nowrap}.bu-equation small{font-size:18px}.bu-equation-line>div>span{display:block;font-size:14px;margin-top:8px;line-height:1.5}.bu-operator{font:25px var(--serif);color:var(--bu-accent)}.bu-equation p{font-size:14px;line-height:1.65;margin:22px 0 0;border-top:1px solid var(--bu-rule);padding-top:14px}.bu-reading{display:grid;grid-template-columns:1fr 1.25fr;gap:10%;padding:42px;background:var(--bu-paper);border-top:3px solid var(--bu-accent);margin-top:15px}.bu-reading h2{font:400 clamp(2rem,3vw,3rem)/1.15 var(--serif);letter-spacing:-.04em;margin-bottom:24px}.bu-reading p:not(.bu-kicker){font-size:16px;color:var(--muted)}.bu-reading ul{list-style:none;padding:0;margin:0}.bu-reading li{border-bottom:1px solid var(--bu-rule)}.bu-reading li:first-child{border-top:1px solid var(--bu-rule)}.bu-reading a{display:block;padding:17px 0;min-height:48px}.bu-reading a strong{display:block;font-size:17px;font-weight:400;text-decoration:underline;text-underline-offset:4px}.bu-reading a span{display:block;font-size:14px;color:var(--muted);margin-top:4px}.bullion-guide a:focus-visible{outline:3px solid var(--bu-accent);outline-offset:5px}.bullion-guide a{overflow-wrap:anywhere}
html[data-theme="dark"] .bullion-guide{--bu-accent:#b2d3d6;--bu-paper:#1b2c36;--bu-rule:#49616b}
@media(max-width:1000px){.bu-hero{gap:5%}.bu-hero h1{font-size:clamp(3rem,5.8vw,4.6rem)}.bu-section{gap:6%;grid-template-columns:1fr 1.65fr}.bu-equation{padding:20px}.bu-reading{gap:7%;padding:30px}}
@media(max-width:740px){.bullion-guide{font-size:16px;padding-bottom:55px}.bu-hero{grid-template-columns:1fr;padding-top:10px;gap:30px}.bu-hero h1{font-size:clamp(3.1rem,9.4vw,4.5rem);max-width:570px}.bu-lede{font-size:17px}.bu-photo{max-width:520px;width:100%;justify-self:center}.bu-principles{margin-bottom:30px}.bu-principles p{padding:18px 12px}.bu-principles strong{font-size:18px}.bu-principles span{font-size:14px}.bu-index{grid-template-columns:1fr;gap:4px;padding-bottom:30px}.bu-index ol{column-gap:18px}.bu-section{grid-template-columns:1fr;gap:10px;padding:35px 0;scroll-margin-top:135px}.bu-section h2{max-width:580px;font-size:2.15rem;margin-bottom:16px}.bu-reading{grid-template-columns:1fr;gap:10px;padding:26px}.bu-reading h2 br{display:none}.bu-equation strong{font-size:30px}}
@media(max-width:390px){.bu-hero h1{font-size:3rem}.bu-kicker{letter-spacing:.025em}.bu-principles{grid-template-columns:1fr}.bu-principles p,.bu-principles p:first-child{padding:12px 0;border-right:0;border-bottom:1px solid var(--bu-rule);display:flex;align-items:baseline;gap:14px}.bu-principles span{min-width:70px;margin:0}.bu-index ol{grid-template-columns:1fr}.bu-equation{padding:18px}.bu-equation-line{flex-wrap:wrap;justify-content:flex-start;gap:16px}.bu-equation-line .bu-result{flex:1 0 100%;border-top:1px solid var(--bu-rule);padding-top:15px}.bu-equation-line .bu-operator:nth-of-type(2){display:none}.bu-equation-line .bu-result strong:before{content:'= ';color:var(--bu-accent)}.bu-reading{padding:22px}.bu-photo figcaption{padding-inline:3px}}
@media(forced-colors:active){.bu-photo,.bu-equation,.bu-reading{border:1px solid CanvasText}.bullion-guide{--bu-accent:LinkText;--bu-rule:CanvasText}.bu-prose a,.bu-reading a strong{text-decoration:underline}}