@import"https://fonts.googleapis.com/css2?family=Fredoka:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;700&display=swap";:root{--primary: #4ECDC4;--secondary: #FF6B6B;--accent: #FFE66D;--dark: #2C3E50;--light: #F7F9FC;--glass: rgba(255, 255, 255, .8);--glass-border: rgba(255, 255, 255, .5);--shadow: 0 8px 32px 0 rgba(31, 38, 135, .15)}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}body{font-family:Outfit,sans-serif;background:linear-gradient(135deg,#fdfbfb,#ebedee);color:var(--dark);min-height:100vh;display:flex;justify-content:center;align-items:center;overflow-x:hidden}#app{width:100%;max-width:800px;min-height:100vh;padding:20px;display:flex;flex-direction:column}h1,h2,h3{font-family:Fredoka,sans-serif;color:var(--dark)}.btn{border:none;outline:none;cursor:pointer;font-family:Fredoka,sans-serif;font-weight:600;border-radius:16px;transition:all .2s ease;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn:active{transform:scale(.95)}.card{background:var(--glass);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid var(--glass-border);border-radius:24px;box-shadow:var(--shadow);padding:24px}@keyframes popIn{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}.animate-pop{animation:popIn .4s cubic-bezier(.175,.885,.32,1.275) forwards}.text-center{text-align:center}.flex-center{display:flex;justify-content:center;align-items:center}.w-full{width:100%}.mt-4{margin-top:1rem}.mb-4{margin-bottom:1rem}.header[data-v-6ae9d8d0]{margin-bottom:32px;text-align:center}.header h1[data-v-6ae9d8d0]{font-size:2rem;color:var(--dark);margin-bottom:8px}.header 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0}.math-expression[data-v-fd0b6f83]{font-size:2.5rem;margin-bottom:10px;color:var(--primary);font-weight:700}.instruction[data-v-fd0b6f83]{font-size:1.5rem;margin-bottom:30px;color:var(--dark);text-align:center}.scroll-wrapper[data-v-fd0b6f83]{width:100%;overflow-x:auto;position:relative;padding-top:60px;scrollbar-width:none;-ms-overflow-style:none}.scroll-wrapper[data-v-fd0b6f83]::-webkit-scrollbar{display:none}.jump-line[data-v-fd0b6f83]{position:absolute;top:0;left:0;width:672px;height:100px;pointer-events:none;z-index:10}.numbers-row[data-v-fd0b6f83]{display:flex;width:672px;position:relative;border-top:4px solid #333}.number-item[data-v-fd0b6f83]{width:32px;position:relative;display:flex;flex-direction:column;align-items:center;cursor:pointer;-webkit-user-select:none;user-select:none}.tick[data-v-fd0b6f83]{width:2px;height:10px;background:#333;margin-bottom:5px}.num-text[data-v-fd0b6f83]{font-size:1.2rem;font-weight:700;color:#555;transition:all .2s}.number-item:hover .num-text[data-v-fd0b6f83]{transform:scale(1.2);color:var(--primary)}.number-item.active .num-text[data-v-fd0b6f83]{color:var(--primary);transform:scale(1.3)}.number-item.active .tick[data-v-fd0b6f83]{background:var(--primary);height:15px}.number-item.correct .num-text[data-v-fd0b6f83]{color:#4ecdc4;transform:scale(1.5)}.number-item.wrong .num-text[data-v-fd0b6f83]{color:#ff6b6b;animation:shake-fd0b6f83 .4s}@keyframes shake-fd0b6f83{0%,to{transform:translate(0)}25%{transform:translate(-5px)}75%{transform:translate(5px)}}.jump-path[data-v-fd0b6f83]{animation:draw-fd0b6f83 .5s ease-out forwards}@keyframes draw-fd0b6f83{0%{stroke-dasharray:0 1000}to{stroke-dasharray:1000 0}}.grid-container[data-v-41b6d053]{display:flex;flex-direction:column;align-items:center;width:100%}.instruction[data-v-41b6d053]{font-size:1.5rem;margin-bottom:20px;color:var(--dark)}.number-grid[data-v-41b6d053]{display:grid;grid-template-columns:repeat(10,1fr);gap:4px;width:100%;max-width:450px;background:#f0f0f0;padding:8px;border-radius:8px}.grid-cell[data-v-41b6d053]{aspect-ratio:1;background:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;color:#555;border-radius:4px;font-size:.9rem;-webkit-user-select:none;user-select:none}.grid-cell.missing[data-v-41b6d053]{background:#e0e0e0;cursor:pointer;border:2px dashed #999;color:var(--primary)}.grid-cell.missing[data-v-41b6d053]:hover{background:#d0d0d0}.grid-cell.filled[data-v-41b6d053]{background:#fff;border:2px solid var(--primary)}.answer-text[data-v-41b6d053]{font-size:1.1rem;font-weight:700}@media(max-width:400px){.grid-cell[data-v-41b6d053]{font-size:.7rem}}.session-container[data-v-4ba39810]{height:100%;display:flex;flex-direction:column;max-width:500px;margin:0 auto;width:100%}.session-container.wide-container[data-v-4ba39810]{max-width:800px}.top-bar[data-v-4ba39810]{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.icon-btn[data-v-4ba39810]{background:none;border:none;cursor:pointer;padding:8px;border-radius:50%;background:#fff;box-shadow:0 2px 8px 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#e0e0e0;color:var(--dark)}.num-btn[data-v-4ba39810]:active{transform:translateY(4px);box-shadow:none}.num-btn.del[data-v-4ba39810]{background:#ffe66d;color:#856404;box-shadow:0 4px #e6ce61}.num-btn.check[data-v-4ba39810]{background:#4ecdc4;color:#fff;box-shadow:0 4px #3dbdb4}.num-btn[data-v-4ba39810]:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:0 4px #e0e0e0}.results-area[data-v-4ba39810]{text-align:center}.result-header[data-v-4ba39810]{margin-bottom:24px}.score-circle[data-v-4ba39810]{width:120px;height:120px;border-radius:50%;background:var(--primary);display:flex;align-items:center;justify-content:center;margin:20px auto;color:#fff;font-size:2rem;font-weight:700;box-shadow:0 10px 20px #4ecdc44d}.answers-review[data-v-4ba39810]{text-align:left;max-height:300px;overflow-y:auto;margin-bottom:24px}.review-item[data-v-4ba39810]{display:flex;justify-content:space-between;padding:12px;border-bottom:1px solid #eee}.ans-details[data-v-4ba39810]{display:flex;align-items:center;gap:8px}.green[data-v-4ba39810]{color:#4ecdc4;font-weight:700}.red[data-v-4ba39810]{color:#ff6b6b;font-weight:700;text-decoration:line-through}.correct-val[data-v-4ba39810]{color:#7f8c8d;font-size:.9rem}.primary-btn[data-v-4ba39810]{background:var(--dark);color:#fff;padding:16px 32px;font-size:1.1rem;width:100%}.shake[data-v-4ba39810]{animation:shake-4ba39810 .5s}.bounce[data-v-4ba39810]{animation:bounce-4ba39810 .5s}@keyframes shake-4ba39810{0%,to{transform:translate(0)}25%{transform:translate(-10px)}75%{transform:translate(10px)}}@keyframes bounce-4ba39810{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}main[data-v-b957794f]{width:100%}