.history-page{--history-surface:var(--surface-raised);--history-muted:var(--text-muted);--history-text:var(--text-heading);--history-line:var(--stroke-soft);background:var(--background);color:var(--history-text);min-height:100vh}.history-main{max-width:1320px;margin:auto;padding:48px 32px 64px}.history-main>div:first-child{margin-bottom:32px}.history-main h1{letter-spacing:-1.5px;max-width:850px;font-size:clamp(30px,3.3vw,46px);line-height:1.15}.history-main>div:first-child p{color:var(--history-muted);margin-top:14px;font-size:17px}.history-filters{border-block:1px solid var(--history-line);margin-bottom:28px;padding:20px 0 24px}.history-filters>div{gap:8px}.history-filters button{min-height:44px;color:var(--history-text);background:0 0;border-radius:9px;font-size:15px}.history-filters button:hover{background:var(--history-line)}.history-filters button[aria-pressed=true]{color:#fff;background:#071b58}.history-filters>div:first-child button[aria-pressed=true]{color:#071b58;background:#ff5a1f}.history-filters span{letter-spacing:0;text-transform:none;margin-right:14px;font-size:14px}html[data-theme=dark] .history-filters button[aria-pressed=true]{color:#071b58;background:#edf0f8}html[data-theme=dark] .history-filters>div:first-child button[aria-pressed=true]{color:#071b58;background:#ff5a1f}.history-charts{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;display:grid}.history-card{--series:#ba430e;background:var(--history-surface);border:1px solid var(--history-line);border-radius:var(--card-radius);min-width:0;box-shadow:var(--card-shadow);padding:26px}.history-card--brent{--series:#3159a7}html[data-theme=dark] .history-card{--series:#ff976e}html[data-theme=dark] .history-card--brent{--series:#99b9ff}.history-card-heading{justify-content:space-between;align-items:start;gap:16px;display:flex}.history-source{color:var(--history-muted);margin:0 0 6px;font-size:14px;line-height:1.5}.history-card h2{font-family:var(--font-sora),sans-serif;letter-spacing:-.7px;font-size:24px;font-weight:600}.history-unit{color:var(--history-muted);white-space:nowrap;padding-top:4px;font-size:14px}.history-summary{justify-content:space-between;align-items:center;gap:16px;margin:26px 0 18px;display:flex}.history-summary>div:first-child>strong{letter-spacing:-1.4px;font-variant-numeric:tabular-nums;font-size:38px;font-weight:650;line-height:1.3;display:block}.history-summary small{letter-spacing:0;color:var(--history-muted);font-size:16px;font-weight:400}.history-caption{color:var(--history-muted);font-size:14px;display:block}.history-change{text-align:right;white-space:nowrap}.history-change strong{font-size:19px}.history-change span{color:var(--history-muted);margin-top:3px;font-size:14px;display:block}.history-change.is-up{color:#a53a17}.history-change.is-down{color:#21734c}html[data-theme=dark] .history-change.is-up{color:#ffab87}html[data-theme=dark] .history-change.is-down{color:#7cdbad}.history-plot-container{min-width:0}.history-plot{touch-action:pan-y;max-width:100%;display:block;overflow:visible}.history-plot text,html[data-theme=dark] .history-plot text{fill:var(--history-muted);font-variant-numeric:tabular-nums;font-family:inherit;font-size:14px}.history-grid{stroke:var(--history-line);stroke-width:1px;stroke-dasharray:3 5}.history-crosshair{stroke:var(--history-muted);stroke-width:1px;stroke-dasharray:4 4}.history-readout{min-height:34px;color:var(--history-muted);font-variant-numeric:tabular-nums;justify-content:space-between;gap:10px;font-size:14px;display:flex}.history-readout strong{color:var(--history-text)}.history-extremes{border-top:1px solid var(--history-line);color:var(--history-muted);justify-content:space-between;gap:12px;padding-top:18px;font-size:14px;display:flex}.history-extremes strong{color:var(--history-text);font-variant-numeric:tabular-nums;font-size:17px;display:block}.history-extremes>span:last-child{text-align:right}.history-table{margin-top:18px;font-size:14px}.history-table summary{cursor:pointer;color:var(--history-muted);padding:12px 0}.history-table>div{max-height:260px;overflow:auto}.history-table table{border-collapse:collapse;width:100%}.history-table :is(td,th){border-bottom:1px solid var(--history-line);text-align:left;padding:10px 5px}.history-table :is(td,th):last-child{text-align:right}.history-table caption{text-align:left;color:var(--history-muted);padding:8px 0}.history-status{text-align:center;min-height:320px;color:var(--history-muted);justify-content:center;align-items:center;font-size:16px;line-height:1.6;display:flex}.history-guide{border-top:1px solid var(--history-line);grid-template-columns:.7fr 1fr 1fr;gap:28px;margin-top:28px;padding:24px 0;display:grid}.history-guide h2{font-size:19px;font-weight:600}.history-guide p{color:var(--history-muted);font-size:15px;line-height:1.7}.history-page :is(button,summary,svg):focus-visible{outline-offset:4px;outline:2px solid #8294b8}@media (prefers-reduced-motion:no-preference){.history-series{animation:.8s cubic-bezier(.2,.65,.3,1) both history-reveal}@keyframes history-reveal{0%{clip-path:inset(0 100% 0 0);opacity:.3}to{clip-path:inset(0);opacity:1}}}@media (max-width:900px){.history-charts{grid-template-columns:1fr}.history-guide{grid-template-columns:1fr;gap:12px}.history-main{padding:30px 20px}.history-card{padding:22px}}@media (max-width:480px){.history-main{padding:26px 16px}.history-card{border-radius:15px;padding:18px 14px}.history-main h1{letter-spacing:-1px}.history-card h2{font-size:22px}.history-summary>div:first-child>strong{font-size:32px}.history-summary{gap:8px}.history-change strong{font-size:17px}.history-unit{display:none}.history-filters span{width:100%;margin-bottom:4px}.history-filters button{padding-inline:12px}.history-source,.history-plot text{font-size:14px}}