.learn-core .game-promo{display:grid;grid-template-columns:64px minmax(0,1fr) auto;align-items:center;gap:1rem;padding:1.35rem;margin:1.5rem 0;border:1px solid #96bedf;border-left:5px solid #1774dd;border-radius:12px;background:linear-gradient(120deg,#e6f7ff,#f1f5ff);color:#0b1f3a;box-shadow:0 4px 16px #0b1f3a0a}
.learn-core .game-promo-icon{width:64px;height:64px;color:#116cb0;max-width:100%;flex:none}
.learn-core .game-promo h2{margin:0 0 .35rem;font-size:1.35rem;color:#0b1f3a}.learn-core .game-promo p{margin:0;font-size:1rem;color:#243b53}
.learn-core .game-button{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;box-sizing:border-box;min-height:48px;padding:.75rem 1.1rem;border:2px solid #165dd6;border-radius:8px;background:#165dd6;color:#fff;font:700 1rem/1.3 Manrope,sans-serif;text-align:center;text-decoration:none;cursor:pointer;white-space:normal}
.learn-core .game-button:hover{background:#1049ab;border-color:#1049ab}.learn-core .game-button:focus-visible{outline:3px solid #0b1f3a;outline-offset:4px}.learn-core .game-button[hidden]{display:none}
.game-breadcrumb ol{display:flex;flex-wrap:wrap;gap:.35rem .6rem;list-style:none;padding:0;margin:0 0 1.25rem;font-size:.9rem}.game-breadcrumb li+li::before{content:'›';margin-right:.6rem;color:#526174}
.learn-core .game-intro{margin-bottom:1.25rem}.learn-core .game-kicker{font-size:.75rem;font-weight:800;letter-spacing:.12em;color:#116cb0}.learn-core .game-intro h1{font-size:clamp(1.8rem,4.5vw,2.6rem);line-height:1.15}.learn-core .game-instructions{padding:1rem 1.2rem;background:#f0f6fc;border:1px solid #d3e0ee;border-radius:10px}.learn-core .game-instructions h2{margin-top:0}.game-instructions ol{margin-bottom:0;padding-left:1.3rem}.game-frame{overflow:hidden;border:1px solid #becddd;border-radius:12px;box-sizing:border-box;background:#0b1f3a}.game-frame iframe{display:block}.game-frame iframe:fullscreen{width:100vw!important;height:100vh!important;background:#0b1f3a}.game-play-actions{display:flex;flex-wrap:wrap;align-items:center;gap:.7rem 1.2rem;margin-top:1rem}.game-play-actions p{font-size:.95rem}.game-screen-status:empty{display:none}.learn-core .game-science{margin-top:1.8rem;padding-top:.3rem;border-top:1px solid #d3e0ee}
@media(max-width:750px){.learn-core .game-promo{grid-template-columns:48px minmax(0,1fr);padding:1rem;gap:.75rem}.learn-core .game-promo-icon{width:48px;height:48px}.game-promo .game-button{grid-column:1/-1;width:100%}}
@media(max-width:420px){.learn-core .game-promo h2{font-size:1.15rem}.learn-core .game-promo p{font-size:.95rem}.game-play-actions{align-items:stretch}.game-play-actions .game-button{width:100%}.game-play-actions a{overflow-wrap:anywhere}}
@media print{.game-frame,.game-play-actions,.game-screen-status,.game-promo-icon{display:none}.learn-core .game-promo{box-shadow:none;background:white;border:1px solid #777;grid-template-columns:1fr}}