/* Numbered chapters and an explanation beside each exhibit. */
.exhibit-topics{gap:0 28px;margin-top:2px}
.exhibit-topics button{display:inline-flex;align-items:baseline;gap:9px;font-size:15px;padding:12px 0}
.chapter-nav-no{font:400 12px/1.5 var(--mono);color:var(--text-muted)}
.report-chapter{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(260px,1fr);gap:64px;padding:22px 0 16px;align-items:start}
.chapter-edition{display:block;font:400 13px/1.5 var(--publication-sans,sans-serif);color:var(--text-muted);margin-bottom:9px}
.report-chapter h1{font:400 34px/1.12 var(--publication-serif,Georgia,serif);letter-spacing:-.7px;margin:0 0 14px;max-width:26ch}
.report-chapter-heading>p{font-size:16px;line-height:1.6;max-width:65ch;color:var(--text-muted)}
.chapter-reading{padding:4px 0 4px 24px;border-left:1px solid var(--rule)}
.chapter-reading>summary{font-size:13px;color:var(--text-muted);list-style:none;cursor:pointer;text-decoration:underline;text-underline-offset:4px}.chapter-reading>summary::-webkit-details-marker{display:none}
.chapter-reading p{font-size:14px;line-height:1.6;color:var(--text-muted);margin-top:10px;max-width:49ch}
.chapter-reading .chapter-observation{font-size:18px;line-height:1.4;color:var(--text);margin-top:8px}
.atlas-tabs.exhibit-views{padding:8px 0 12px;margin-bottom:22px}
.chapter-exhibit>.market-heading{margin:0 0 14px!important}
.chapter-exhibit>.market-heading h1{display:none}
.chapter-exhibit>.market-heading p{font-size:14px;max-width:80ch}
.chapter-exhibit>.atlas-chart-heading h2{font-size:27px;line-height:1.2;max-width:34ch}
.chapter-exhibit>.atlas-chart-heading p{font-size:16px;line-height:1.6}
.oilfield-reader{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(280px,1fr);gap:48px;align-items:start;margin-top:4px}
.field-figure-heading{display:flex;gap:18px;align-items:baseline;margin-bottom:9px}
.field-figure-heading>span{font-size:13px;color:var(--text-muted);white-space:nowrap}
.field-figure-heading h2{font:400 25px/1.2 var(--publication-serif,Georgia,serif)}
.field-figure .oilfield-scene{position:relative;border:0;background:var(--surface-2);overflow:hidden;aspect-ratio:960/420;margin:0}
.field-figure .oilfield-drawing{width:100%;height:100%;display:block}
.field-pin{position:absolute;transform:translate(-50%,-50%);width:36px;height:36px;padding:0;border:1px solid var(--text);border-radius:50%;background:var(--bg);color:var(--text);font-size:14px;line-height:1;display:grid;place-items:center}
.field-pin[aria-pressed=true]{background:var(--text);color:var(--bg)}
.field-pin:hover{outline:2px solid var(--accent-ink);outline-offset:3px}
.field-index{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 20px;margin-top:16px}
.field-index button{display:flex;align-items:baseline;text-align:left;gap:10px;border-top:1px solid var(--border);padding:12px 0;font-size:14px;line-height:1.35;color:var(--text-muted);border-radius:0}
.field-index button[aria-pressed=true]{color:var(--text);border-top-color:var(--text)}
.field-index button>span:first-child{font:13px var(--mono)}
.field-index small{display:block;font-size:12px;margin-top:5px;color:var(--text-muted)}
.field-caption{font-size:13px;line-height:1.6;color:var(--text-muted);margin-top:12px;max-width:75ch}
.field-reading{border-left:1px solid var(--rule);padding-left:26px}
.field-reading h2{font:400 29px/1.15 var(--publication-serif,Georgia,serif);letter-spacing:-.4px;margin-bottom:16px}
.field-reading>p{font-size:16px;line-height:1.65;margin-bottom:18px;max-width:54ch}
.field-reading h3{font-size:14px;font-weight:600;line-height:1.5;margin:24px 0 8px}
.field-cases{display:grid}
.field-cases>button{display:grid;gap:8px;text-align:left;padding:16px 0;border-top:1px solid var(--border);font-size:14px;line-height:1.45;color:var(--text)}
.field-case-company{display:flex;align-items:center;gap:12px}
.field-case-company .logo{width:42px;min-width:42px;height:30px}
.field-case-company b{font-weight:600}
.field-cases small{font-size:12px;color:var(--text-muted)}
.field-more{margin-top:14px;text-decoration:underline;text-underline-offset:4px;font-size:14px}
@media(max-width:900px){.report-chapter{gap:28px;grid-template-columns:minmax(0,1.3fr) minmax(240px,1fr)}.oilfield-reader{grid-template-columns:1fr;gap:28px}.field-reading{border-left:0;border-top:1px solid var(--rule);padding:24px 0 0}.field-reading>p{max-width:70ch}.field-cases{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}}
@media(max-width:650px){.report-chapter{grid-template-columns:1fr;gap:18px;padding:22px 0}.report-chapter h1{font-size:32px;max-width:22ch}.chapter-reading{padding:14px 0 0;border-left:0;border-top:1px solid var(--border)}.chapter-reading .chapter-observation{font-size:17px}.chapter-reading p{max-width:none}.exhibit-topics{gap:0 18px}.exhibit-topics button{font-size:14px;gap:6px}.field-index{grid-template-columns:repeat(2,minmax(0,1fr))}.field-cases{grid-template-columns:1fr;gap:0}.field-pin{width:30px;height:30px;font-size:12px}.field-figure-heading h2{font-size:24px}.field-reading h2{font-size:28px}.chapter-exhibit>.atlas-chart-heading h2{font-size:25px}}
@media print{.report-chapter{break-inside:avoid}.chapter-nav-no{display:none}.field-pin{print-color-adjust:exact;-webkit-print-color-adjust:exact}.field-index,.field-more{display:none}}

@media(max-width:650px){.report-chapter-heading>p{display:none}.chapter-reading{padding-top:10px}.report-chapter{gap:12px}.chapter-reading:not([open]){padding-bottom:0}.chapter-reading>summary{font-size:14px}}
@media(max-width:650px){.field-pin{width:40px;height:40px}.field-index button{min-height:56px}}