.hiw-watch{scroll-margin-top:88px}.hiw-video{display:block;width:100%;height:auto;aspect-ratio:16 / 9;border:1px solid var(--bh-hairline-lit);border-radius:var(--bh-radius-lg);background:var(--bh-ground)}.hiw-note{padding-top:14px;font-size:.8125rem;line-height:1.6;color:var(--bh-text-3)}.hiw-chapters{padding:56px 0 64px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2.2fr);gap:56px;align-items:start}.hiw-chapters ol{list-style:none;border-top:1px solid var(--bh-hairline)}.hiw-chapter{display:grid;grid-template-columns:3.5rem minmax(0,1fr);gap:16px;width:100%;padding:18px 12px;border:0;border-bottom:1px solid var(--bh-hairline);background:transparent;color:inherit;font:inherit;text-align:left;cursor:pointer;position:relative;overflow:hidden;transition:background-color .6s ease}.hiw-chapter:hover{background:var(--bh-pane);transition-duration:.16s}.hiw-chapter:focus-visible{outline:2px solid var(--bh-focus);outline-offset:-2px}.hiw-chapter[aria-current=step]{background:var(--bh-pane-raised);box-shadow:inset 2px 0 0 var(--bh-action)}.hiw-chapter-time{color:var(--bh-ink-warm);font-variant-numeric:tabular-nums;font-weight:600;padding-top:1px}.hiw-chapter-title{display:block;color:var(--bh-text);font-weight:600}.hiw-chapter-summary{display:block;margin-top:6px;color:var(--bh-text-2);line-height:1.65}.hiw-plan{font-size:.875rem}.feature-close .hiw-plan a{color:var(--bh-on-lit);text-decoration:underline;text-underline-offset:3px}@media(max-width:760px){.hiw-chapters{grid-template-columns:minmax(0,1fr);gap:20px;padding:40px 0 48px}.hiw-chapter{grid-template-columns:3rem minmax(0,1fr);padding-inline:4px}}