.bpo-wrap{max-width: calc(720px + 64px + 280px + 64px);margin: 0 auto;padding: 0 32px;}.bpo-head{max-width: 720px;}.bpo-layout{display: grid;grid-template-columns: minmax(0, 720px) 280px;column-gap: 64px;justify-content: space-between;align-items: start;padding-bottom: 90px;}.bpo-main{min-width: 0;}.bpo-cover{position: relative;z-index: 1;display: block;width: 100%;height: auto;margin: -32px 0 0;border-radius: 18px;border: 1px solid #DEE0E8;box-shadow: 0 26px 54px -42px rgba(20, 22, 43, 0.5);}.bpo-main .mkt-prose h2, .bpo-main .mkt-prose h3{scroll-margin-top: 104px;}.bpo-main .mkt-prose > * + :is(figure, ul, ol){margin-top: 1.15em;}.bpo-main .mkt-prose .bpo-table{overflow-x: auto;scrollbar-width: thin;}.bpo-side{position: sticky;top: 104px;margin-top: 40px;}.bpo-toc ol{list-style: none;margin: 0;padding: 0;}.bpo-toc-title, .bpo-toc summary{font-family: 'IBM Plex Mono', monospace;font-size: 11px;letter-spacing: 0.12em;text-transform: uppercase;color: #656B7E;}.bpo-toc--side ol{margin-top: 14px;border-left: 1px solid #E3E5EC;display: grid;gap: 2px;max-height: calc(100vh - 220px);overflow-y: auto;}.bpo-toc--side ol::-webkit-scrollbar{width: 5px;}.bpo-toc--side ol::-webkit-scrollbar-track{background: transparent;}.bpo-toc--side ol::-webkit-scrollbar-thumb{background: #DADDE6;border-radius: 5px;}.bpo-toc--side ol::-webkit-scrollbar-thumb:hover{background: #BFC3D1;}@supports not selector(::-webkit-scrollbar){.bpo-toc--side ol{scrollbar-width: thin;scrollbar-color: #DADDE6 transparent;}}.bpo-toc--side a{display: block;margin-left: -1px;padding: 6px 0 6px 14px;border-left: 2px solid transparent;font-size: 13px;line-height: 1.45;color: #5F6478;text-wrap: pretty;transition: color 0.15s ease, border-color 0.15s ease;}.bpo-toc--side a:hover{color: #14162B;}.bpo-toc--side a[aria-current]{color: #4B4CD8;border-left-color: #5B5CE6;font-weight: 500;}.bpo-toc a:focus-visible{outline: 2px solid #5B5CE6;outline-offset: 2px;border-radius: 4px;}.bpo-toc--inline{display: none;margin: 28px 0 0;background: #FAFAFC;border: 1px solid #EDEEF2;border-radius: 14px;padding: 14px 18px;}.bpo-toc--inline summary{cursor: pointer;list-style-position: inside;}.bpo-toc--inline ol{margin-top: 12px;display: grid;gap: 8px;counter-reset: bpo;}.bpo-toc--inline li{counter-increment: bpo;display: flex;gap: 10px;font-size: 14px;line-height: 1.45;}.bpo-toc--inline li::before{content: counter(bpo, decimal-leading-zero);font-family: 'IBM Plex Mono', monospace;font-size: 11px;color: #8C91A5;padding-top: 2px;}.bpo-toc--inline a{color: #262A47;}.bpo-toc--inline a:hover{color: #4B4CD8;}@media (max-width: 1099px){.bpo-wrap{max-width: 764px;}.bpo-layout{grid-template-columns: minmax(0, 1fr);}.bpo-side{display: none;}.bpo-toc--inline{display: block;}}.bpo-summary{margin: 32px 0 0;padding: 20px 24px 22px;background: #FAFAFC;border: 1px solid #D6DAFB;border-left: 3px solid #5B5CE6;border-radius: 14px;}.bpo-summary .bpo-summary-title{margin: 0;font-family: 'IBM Plex Mono', monospace;font-size: 11px !important;line-height: 1.4;font-weight: 500;letter-spacing: 0.12em;text-transform: uppercase;color: #4B4CD8;text-align: left !important;}.bpo-summary .bpo-summary-text{margin: 10px 0 0;font-size: 16px !important;line-height: 1.7;color: #262A47;text-wrap: pretty;}@media (max-width: 640px){.bpo-summary{margin-top: 24px;padding: 16px 18px 18px;}.bpo-summary .bpo-summary-text{font-size: 15px !important;line-height: 1.65;}}.bpo-progress{position: fixed;top: 0;left: 0;right: 0;height: 4px;z-index: 49;pointer-events: none;}.bpo-progress i{display: block;height: 4px;background: #5B5CE6;transform: scaleX(0);transform-origin: 0 50%;}@media (prefers-reduced-motion: no-preference){.bpo-progress i{transition: transform 0.08s linear;}}