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.stars-big{font-family:var(--font-display);align-items:center;gap:6px;font-size:1.6rem;font-weight:600;display:flex}.hero>*{z-index:1;position:relative}.test-card{flex-direction:column;gap:12px;display:flex}.test-card .subject-dot{border-radius:14px;flex:none;place-items:center;width:44px;height:44px;font-size:1.4rem;display:grid}.test-card h3{font-size:1.1rem}.quiz-top{z-index:25;background:color-mix(in srgb, var(--bg) 82%, transparent);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border);padding:12px 16px;position:sticky;top:0}.quiz-top .inner{flex-direction:column;gap:10px;max-width:760px;margin:0 auto;display:flex}.quiz-bottom{z-index:25;padding:12px 16px calc(12px + env(safe-area-inset-bottom));background:color-mix(in srgb, var(--bg) 85%, transparent);-webkit-backdrop-filter:blur(14px);border-top:1px solid var(--border);position:sticky;bottom:0}.quiz-bottom .inner{gap:12px;max-width:760px;margin:0 auto;display:flex}.quiz-bottom .btn{flex:1}.dots{flex-wrap:wrap;gap:6px;display:flex}.dots button{border:1.5px solid var(--border-strong);background:var(--surface);width:30px;height:30px;color:var(--muted);cursor:pointer;border-radius:9px;font-size:.78rem;font-weight:700}.dots button.answered{background:var(--primary-soft);color:var(--primary-text);border-color:#0000}.dots button.current{border-color:var(--primary);color:var(--primary-text);box-shadow:var(--ring)}.dots button.v-correct{background:var(--ok-soft);color:var(--ok-text);border-color:#0000}.dots button.v-partial{background:var(--warn-soft);color:var(--warn-text);border-color:#0000}.dots button.v-incorrect{background:var(--bad-soft);color:var(--bad-text);border-color:#0000}.question{flex-direction:column;gap:18px;display:flex}.question .q-label{color:var(--muted);align-items:center;gap:8px;font-size:.85rem;font-weight:600;display:flex}.question .q-text{font-size:1.2rem;font-weight:500;line-height:1.5}.question .q-text.info{font-size:1.05rem;font-weight:400}.media-list{flex-direction:column;gap:12px;display:flex}.media-item{border-radius:var(--radius);background:var(--surface-2);border:1px solid var(--border);overflow:hidden}.media-item img{object-fit:contain;cursor:zoom-in;background:var(--surface-2);width:100%;max-height:60vh}.media-item video{background:#000;width:100%;max-height:60vh}.media-item audio{width:100%;display:block}.media-item.audio{align-items:center;gap:12px;padding:14px;display:flex}.media-item .caption{color:var(--muted);padding:8px 14px;font-size:.88rem}.lightbox{z-index:120;cursor:zoom-out;background:#000000e0;place-items:center;padding:16px;animation:.15s fade;display:grid;position:fixed;inset:0}.lightbox img{object-fit:contain;border-radius:8px;max-width:100%;max-height:100%}.options{flex-direction:column;gap:10px;display:flex}.options.grid-media{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));display:grid}.option{border:2px solid var(--border);background:var(--surface);text-align:left;cursor:pointer;border-radius:14px;align-items:center;gap:14px;width:100%;min-height:58px;padding:12px 16px;font-size:1.05rem;transition:border-color .12s,background .12s,transform 60ms;display:flex}.option:hover:not(:disabled){border-color:var(--border-strong);background:var(--surface-2)}.option:active:not(:disabled){transform:scale(.99)}.option .mark{border:2px solid var(--border-strong);width:28px;height:28px;color:var(--muted);border-radius:50%;flex:none;place-items:center;font-size:.8rem;font-weight:700;display:grid}.option.square .mark{border-radius:8px}.option.selected{border-color:var(--primary);background:var(--primary-soft)}.option.selected .mark{background:var(--primary);border-color:var(--primary);color:#fff}.option.is-correct{border-color:var(--ok);background:var(--ok-soft)}.option.is-correct .mark{background:var(--ok);border-color:var(--ok);color:#fff}.option.is-wrong{border-color:var(--bad);background:var(--bad-soft)}.option.is-wrong .mark{background:var(--bad);border-color:var(--bad);color:#fff}.option:disabled{cursor:default}.option img{object-fit:contain;border-radius:10px;max-height:140px}.option.media-opt{text-align:center;flex-direction:column;align-items:stretch}.tf{grid-template-columns:1fr 1fr;gap:12px;display:grid}.tf .option{justify-content:center;min-height:72px;font-size:1.15rem;font-weight:600}.order-list{flex-direction:column;gap:8px;display:flex}.order-item{border:2px solid var(--border);background:var(--surface);border-radius:14px;align-items:center;gap:10px;padding:10px 10px 10px 14px;font-size:1.02rem;display:flex}.order-item .num{background:var(--primary-soft);width:28px;height:28px;color:var(--primary-text);border-radius:8px;flex:none;place-items:center;font-size:.85rem;font-weight:700;display:grid}.order-item.is-correct{border-color:var(--ok)}.order-item.is-wrong{border-color:var(--bad)}.order-item .moves{gap:4px;margin-left:auto;display:flex}.order-item .moves button{border:1px solid var(--border);background:var(--surface-2);cursor:pointer;width:38px;height:38px;color:var(--text-2);border-radius:10px;place-items:center;display:grid}.order-item .moves button:disabled{opacity:.35;cursor:default}.order-item img{border-radius:8px;max-height:60px}.match-row{grid-template-columns:1fr auto 1fr;align-items:center;gap:10px;display:grid}.match-row .left{background:var(--surface-2);border-radius:12px;padding:12px 14px;font-weight:550}.match-row .arrow{color:var(--muted)}.match-row.is-correct select{border-color:var(--ok)}.match-row.is-wrong select{border-color:var(--bad)}.match-row img{border-radius:8px;max-height:70px}.blanks{font-size:1.15rem;line-height:2.4}.blank-input{border:0;border-bottom:2.5px solid var(--primary);background:var(--primary-soft);text-align:center;border-radius:8px 8px 0 0;width:auto;min-width:90px;max-width:100%;margin:0 4px;padding:4px 10px;font-size:1.05rem;display:inline-block}.blank-input:focus{box-shadow:var(--ring);outline:none}.blank-input.is-correct{border-bottom-color:var(--ok);background:var(--ok-soft)}.blank-input.is-wrong{border-bottom-color:var(--bad);background:var(--bad-soft)}.number-row{align-items:center;gap:12px;display:flex}.number-row .input{text-align:center;max-width:220px;font-size:1.3rem}.number-row .unit{color:var(--text-2);font-size:1.1rem;font-weight:600}.pad{flex-direction:column;gap:10px;display:flex}.pad-canvas-wrap{border-radius:var(--radius);border:2px solid var(--border-strong);touch-action:none;aspect-ratio:4/3;background:#fff;position:relative;overflow:hidden}.pad-canvas-wrap canvas{cursor:crosshair;width:100%;height:100%;position:absolute;inset:0}.pad-canvas-wrap .bg{object-fit:contain;pointer-events:none;width:100%;height:100%;position:absolute;inset:0}.pad-tools{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.swatch{border:3px solid var(--surface);width:32px;height:32px;box-shadow:0 0 0 1.5px var(--border-strong);cursor:pointer;border-radius:50%;padding:0}.swatch.on{box-shadow:0 0 0 2.5px var(--primary)}.pad-tools .sep{background:var(--border);width:1px;height:26px;margin:0 4px}.answer-image{border-radius:var(--radius);border:1px solid var(--border);object-fit:contain;background:#fff;width:100%;max-height:420px}.photo-drop{border-radius:var(--radius);border:2px dashed var(--border-strong);background:var(--surface-2);text-align:center;cursor:pointer;color:var(--text-2);flex-direction:column;align-items:center;gap:10px;padding:32px 16px;display:flex}.photo-drop svg{width:40px;height:40px;color:var(--primary)}.result-hero{flex-wrap:wrap;align-items:center;gap:24px;display:flex}.verdict{border-radius:999px;align-items:center;gap:6px;padding:5px 11px;font-size:.85rem;font-weight:700;display:inline-flex}.verdict.correct{background:var(--ok-soft);color:var(--ok-text)}.verdict.partial{background:var(--warn-soft);color:var(--warn-text)}.verdict.incorrect{background:var(--bad-soft);color:var(--bad-text)}.verdict.pending{background:var(--surface-2);color:var(--muted)}.verdict svg{width:15px;height:15px}.feedback{background:var(--surface-2);border-left:4px solid var(--primary);border-radius:14px;gap:12px;padding:14px 16px;display:flex}.feedback.correct{border-left-color:var(--ok)}.feedback.partial{border-left-color:var(--warn)}.feedback.incorrect{border-left-color:var(--bad)}.feedback .who{font-size:1.3rem;line-height:1}.facit{background:var(--ok-soft);color:var(--ok-text);border-radius:14px;padding:12px 16px}.facit strong{text-transform:uppercase;letter-spacing:.05em;opacity:.85;margin-bottom:2px;font-size:.78rem;display:block}.q-card.v-correct{border-left:4px solid var(--ok)}.q-card.v-partial{border-left:4px solid var(--warn)}.q-card.v-incorrect{border-left:4px solid var(--bad)}.q-card.v-pending{border-left:4px solid var(--border-strong)}.key-box{background:var(--gold-soft);color:var(--gold-text);border-radius:12px;padding:12px 14px;font-size:.92rem}.key-box b{color:inherit}.celebrate{text-align:center;padding:8px 0 4px}.celebrate .emoji{font-size:3.4rem;line-height:1;animation:.9s bounce}@keyframes bounce{0%{opacity:0;transform:scale(.3)}60%{transform:scale(1.15)}to{transform:scale(1)}}.star-burst{background:var(--gold-soft);color:var(--gold-text);font-weight:700;font-family:var(--font-display);border-radius:999px;align-items:center;gap:6px;padding:8px 16px;font-size:1.1rem;animation:.7s .2s both bounce;display:inline-flex}.sparkles{pointer-events:none;z-index:150;position:fixed;inset:0;overflow:hidden}.sparkles span{font-size:22px;animation:linear forwards fall;position:absolute;top:-20px}@keyframes fall{to{opacity:.2;transform:translateY(110vh)rotate(540deg)}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.001ms!important;animation-duration:.001ms!important;animation-iteration-count:1!important}}