.po-grade-hero{position: relative;isolation: isolate;padding-block: 18px clamp(48px,7vw,96px);background: linear-gradient(180deg,var(--po-band-sky-top,#8FD3FF),var(--po-band-sky-bottom,#CDEBFF));overflow: hidden;}.po-grade-hero__art{position: absolute;inset: 0;z-index: -1;}.po-grade-hero__art img{width: 100%;height: 100%;object-fit: cover;object-position: 50% 100%;}.po-grade-hero::after{content: "";position: absolute;inset: auto 0 0;z-index: -1;height: 60px;background: linear-gradient(180deg,rgba(255,253,248,0),var(--po-paper));}.po-grade-hero__chips{display: flex;flex-wrap: wrap;gap: 6px;margin: 0 0 clamp(22px,4vw,48px);}.po-grade-hero__chips .po-chip{min-width: 46px;justify-content: center;background: rgba(255,255,255,0.86);}.po-grade-hero__chips .po-chip.is-active{border-color: #fff;background: var(--po-amber);color: var(--po-ink);box-shadow: 0 6px 16px rgba(23,21,59,0.25);}.po-grade-hero__copy{--po-eyebrow: var(--po-forest-strong);max-width: 620px;}.po-grade-hero__title{margin: 0 0 10px;font-family: var(--po-font-display);font-size: var(--po-fs-display-xl);font-weight: 600;line-height: 1;letter-spacing: var(--po-tracking-display);}.po-grade-hero__lede{margin: 0 0 18px;font-size: var(--po-fs-body-lg);line-height: 1.5;color: var(--po-ink-soft);}.po-grade-hero .po-grade-links{margin: 0;}.po-grade-games-title{margin: 0;}.po-subject-hero__copy{max-width: 640px;}.po-subject-hero__count{margin: 0;}.po-subject-hero__count .po-sticker{transform: rotate(-2deg);}.po-grade-hero__title-more{display: block;margin-top: 8px;font-size: var(--po-fs-h3);line-height: 1.2;letter-spacing: normal;}.po-landing-crumbs ol{display: flex;flex-wrap: wrap;gap: 4px;margin: 0 0 clamp(14px,2.4vw,24px);padding: 0;list-style: none;}.po-landing-crumbs li{display: inline-flex;align-items: center;padding: 4px 12px;border-radius: var(--po-radius-pill);background: rgba(255,255,255,0.86);font-size: var(--po-text-sm);font-weight: 800;color: var(--po-ink);box-shadow: var(--po-shadow-1);}.po-landing-crumbs a{color: var(--po-info-ink);}.po-landing-hero__copy{max-width: 720px;}.po-landing-hero__title,.po-landing-collection-hero__title{margin: 0 0 12px;font-family: var(--po-font-display);font-size: var(--po-fs-h1);font-weight: 600;line-height: 1.05;letter-spacing: var(--po-tracking-display);overflow-wrap: anywhere;}.po-landing-hero__intro{margin: 0 0 16px;max-width: 68ch;font-size: var(--po-fs-body);line-height: 1.6;color: var(--po-ink-soft);}.po-landing-hero__facts{display: flex;flex-wrap: wrap;gap: 10px 12px;margin: 0 0 16px;padding: 0;list-style: none;}.po-landing-hero__facts li:nth-child(odd) .po-sticker{transform: rotate(-2deg);}.po-landing-collection-hero__copy{max-width: 720px;}.po-landing-collection-hero__copy .po-landing-hero__intro{margin-bottom: 14px;}.po-landing-related{padding-bottom: clamp(8px,2vw,24px);}.po-landing-more{margin: 8px 0 0;}.po-landing-courses{display: grid;grid-template-columns: repeat(auto-fill,minmax(min(100%,280px),1fr));gap: 16px;margin: 0;padding: 0;list-style: none;}.po-landing-course{display: grid;align-content: start;gap: 6px;padding: 18px 20px;border: 1px solid rgba(23,21,59,0.1);border-radius: var(--po-radius-lg);background: var(--po-white);box-shadow: var(--po-shadow-1);}.po-landing-course__meta,.po-landing-course__facts{margin: 0;font-size: var(--po-text-sm);color: var(--po-ink-soft);}.po-landing-course__meta{font-weight: 800;}.po-landing-course__title{margin: 0;font-size: var(--po-fs-body-lg);line-height: 1.3;}.po-landing-course__title a{color: var(--po-ink);}.po-landing-links{padding-bottom: clamp(48px,6vw,96px);}.po-landing-links h2{margin: 0 0 18px;}.po-landing-links__grid{display: grid;grid-template-columns: repeat(auto-fit,minmax(min(100%,380px),1fr));gap: 24px 40px;}.po-landing-links__title{margin: 0 0 10px;font-size: var(--po-fs-body-lg);}.po-landing-links__steps{margin: 0 0 12px;}.po-landing-links__hubs{margin: 28px 0 0;}.po-landing-chips{display: flex;flex-wrap: wrap;gap: 8px;margin: 0 0 20px;padding: 0;list-style: none;}.po-landing-chips__count{min-width: 24px;padding: 1px 7px;border-radius: var(--po-radius-pill);background: rgba(23,21,59,0.07);font-size: var(--po-text-xs);text-align: center;}.po-chip[aria-current="page"] .po-landing-chips__count{background: rgba(255,255,255,0.22);}.po-landing-links .po-shelves{margin-top: 8px;}.po-grade-subjects,.po-subject-grades{padding-bottom: 0;}@media (forced-colors: active){.po-wp-sheet,.po-landing-course{border: 1px solid CanvasText;}}