.osc{color:#263d55;max-width:100%;font-family:inherit;line-height:1.55}.osc *{box-sizing:border-box}.osc button{cursor:pointer}.osc [hidden]{display:none!important}
.osc-hero{background:linear-gradient(118deg,#e6f2fe,#f7efff 58%,#fff4e2);border:1px solid #e0e9f2;border-radius:22px;padding:31px;margin-bottom:22px}.osc-kicker{display:inline-block;background:#fff;border:1px solid #dde5f5;border-radius:22px;color:#245f96;font-size:11px;font-weight:800;padding:6px 12px;letter-spacing:.06em}.osc-hero h1{font-size:clamp(28px,3.4vw,42px);font-weight:850;margin:10px 0;color:#193f69;line-height:1.17}.osc-hero p{font-size:15px;line-height:1.7;max-width:760px;margin:0 0 18px}.osc-main-download{display:inline-block;text-decoration:none!important;color:white!important;background:#175aa9;padding:12px 16px;border-radius:10px;font-size:13px;font-weight:800}.osc-main-download:hover{background:#0f427d}.osc-age-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:18px 0}.osc-age-row>strong{font-size:14px}.osc-age-controls{display:flex;gap:8px;flex-wrap:wrap}.osc-age-controls button{border:1px solid #d8e2ed!important;border-radius:30px;padding:9px 15px;font-size:13px;background:#fff!important;color:#30516e!important;font-weight:800}.osc-age-controls button[aria-pressed=true]{background:#1656a3!important;border-color:#1656a3!important;color:#fff!important;box-shadow:0 2px 8px #1656a32d}.osc-quiz{background:#fff;border:1px solid #e1e7ef;border-radius:19px;padding:24px;margin:20px 0 27px;box-shadow:0 2px 14px #182f460b}.osc-quiz-header{display:flex;justify-content:space-between;gap:14px}.osc-overline{color:#3978ae;font-weight:850;font-size:11px;letter-spacing:.04em}.osc-quiz-header h2{font-size:23px;letter-spacing:-.02em;margin:5px 0;color:#263f60}.osc-quiz-header small{font-size:12px;color:#708090}.osc-quiz-art{font-size:34px}.osc-quiz-progress{display:flex;justify-content:space-between;gap:6px;font-weight:700;color:#526b80;font-size:13px;margin:22px 0 8px}.osc-bar{background:#eaf0f5;border-radius:99px;height:9px;overflow:hidden}.osc-bar div{height:100%;width:0;background:#1769bb;border-radius:99px;transition:width .15s}.osc-quiz h3{font-size:19px;margin:21px 0 14px;line-height:1.4}.osc-quiz-visual{text-align:center;font-size:57px;min-height:0;line-height:1.5}.osc-quiz-visual:empty{display:none}.osc-answers{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.osc-answers button{border-radius:13px;background:#f8fbff!important;border:2px solid #dce9f7!important;color:#1b486c!important;font-weight:850;min-height:82px;padding:12px;line-height:1.3;font-size:19px;display:flex;align-items:center;justify-content:center;gap:8px;flex-direction:column}.osc-answers button .osc-emoji{font-size:44px}.osc-answers button .osc-word{font-size:12px}.osc-answers button:hover:not(:disabled){border-color:#4b94da!important;background:#eef6ff!important}.osc-answers button.osc-correct{border-color:#3aa177!important;background:#e6f9f1!important}.osc-answers button.osc-wrong{border-color:#d88d8d!important;background:#fff0f0!important}.osc-feedback{font-size:14px;font-weight:800;min-height:24px;margin:16px 0 8px}.osc-next{border:0!important;background:#165baa!important;color:#fff!important;border-radius:9px;padding:10px 17px;font-size:14px;font-weight:750}.osc-library-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:24px 0 15px}.osc-library-head h2{font-size:22px;margin:0 0 4px;color:#263f60}.osc-library-head p{color:#708090;margin:0;font-size:13px}.osc-library-head a{color:#15599f;background:#edf6ff;border:1px solid #d7e8f8;text-decoration:none;border-radius:9px;padding:10px 13px;font-size:13px;font-weight:750}.osc-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.osc-card{background:#fff;border:1px solid #e0e8f1;border-radius:16px;overflow:hidden;box-shadow:0 3px 12px #143b570d;min-width:0;display:flex;flex-direction:column}.osc-preview{background:#f7f9fd;display:block;padding:12px}.osc-preview img{width:100%;height:auto;aspect-ratio:3/4;object-fit:contain;background:#fff;border:1px solid #e6edf5;border-radius:6px;display:block}.osc-card-content{padding:15px;display:flex;flex:1;flex-direction:column}.osc-card-content>span{font-size:11px;color:#3978ae;font-weight:850}.osc-card-content h3{font-size:16px;margin:6px 0 5px;color:#243e59;line-height:1.35}.osc-card-content p{margin:0 0 12px;color:#65768a;font-size:13px;flex:1}.osc-card-content a{font-size:12px;font-weight:800;color:#16599d;text-decoration:none}.osc-card-content a:hover{text-decoration:underline}.osc-note{font-size:12px;color:#748192;padding:15px 0}.osc button:focus-visible,.osc a:focus-visible{outline:3px solid #ef9b1f;outline-offset:3px}@media(max-width:800px){.osc-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:540px){.osc-grid{grid-template-columns:1fr}.osc-hero,.osc-quiz{padding:20px}.osc-answers{gap:5px}.osc-answers button{min-height:83px;padding:6px;font-size:18px}.osc-answers button .osc-emoji{font-size:33px}}