@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";.flashcard-container[data-v-d033283d]{perspective:1000px;width:100%;max-width:500px;margin:0 auto}.flashcard[data-v-d033283d]{position:relative;width:100%;height:350px;transition:transform .6s;transform-style:preserve-3d;cursor:pointer;border-radius:15px;box-shadow:0 10px 30px #0003}.flashcard.flipped[data-v-d033283d]{transform:rotateY(180deg)}.card-front[data-v-d033283d],.card-back[data-v-d033283d]{position:absolute;width:100%;height:100%;backface-visibility:hidden;border-radius:15px;padding:20px;display:flex;flex-direction:column;background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff;box-sizing:border-box}.card-back[data-v-d033283d]{transform:rotateY(180deg);background:linear-gradient(135deg,#3b82f6,#1d4ed8)}.card-header[data-v-d033283d]{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;font-size:14px;font-weight:600}.category[data-v-d033283d]{background:#fff3;padding:4px 12px;border-radius:20px;font-size:12px}.difficulty[data-v-d033283d]{padding:4px 8px;border-radius:12px;font-size:10px;font-weight:700}.difficulty.easy[data-v-d033283d]{background:#4ade80;color:#166534}.difficulty.medium[data-v-d033283d]{background:#fbbf24;color:#92400e}.difficulty.hard[data-v-d033283d]{background:#f87171;color:#991b1b}.card-content[data-v-d033283d]{flex:1;display:flex;flex-direction:column;justify-content:center;text-align:center}.card-content h3[data-v-d033283d]{margin:0 0 15px;font-size:18px;font-weight:600;opacity:.9}.card-content p[data-v-d033283d]{margin:0;font-size:16px;line-height:1.6;text-align:left}.card-footer[data-v-d033283d]{margin-top:20px;text-align:center}.flip-hint[data-v-d033283d]{font-size:12px;opacity:.7;font-style:italic}.answer-buttons[data-v-d033283d]{display:flex;gap:15px;justify-content:center}.btn[data-v-d033283d]{padding:10px 20px;border:none;border-radius:25px;font-weight:600;cursor:pointer;transition:all .2s ease;font-size:14px}.btn-correct[data-v-d033283d]{background:#10b981;color:#fff}.btn-correct[data-v-d033283d]:hover{background:#059669;transform:translateY(-2px)}.btn-incorrect[data-v-d033283d]{background:#ef4444;color:#fff}.btn-incorrect[data-v-d033283d]:hover{background:#dc2626;transform:translateY(-2px)}@media (max-width: 640px){.flashcard[data-v-d033283d]{height:300px}.card-front[data-v-d033283d],.card-back[data-v-d033283d]{padding:15px}.card-content p[data-v-d033283d]{font-size:14px}.answer-buttons[data-v-d033283d]{flex-direction:column;gap:10px}}.category-filter[data-v-13e7eff5]{margin-bottom:30px}.category-filter h3[data-v-13e7eff5]{margin:0 0 15px;color:#374151;font-size:18px;font-weight:600}.filter-buttons[data-v-13e7eff5]{display:flex;flex-wrap:wrap;gap:10px}.filter-btn[data-v-13e7eff5]{padding:8px 16px;border:2px solid #e5e7eb;background:#fff;color:#6b7280;border-radius:25px;cursor:pointer;font-weight:500;transition:all .2s ease;display:flex;align-items:center;gap:5px}.filter-btn[data-v-13e7eff5]:hover{border-color:#3b82f6;color:#3b82f6;transform:translateY(-1px)}.filter-btn.active[data-v-13e7eff5]{background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff;border-color:transparent}.count[data-v-13e7eff5]{background:#fff3;padding:2px 6px;border-radius:10px;font-size:12px;font-weight:600}.filter-btn.active .count[data-v-13e7eff5]{background:#ffffff4d}@media (max-width: 640px){.filter-buttons[data-v-13e7eff5]{justify-content:center}.filter-btn[data-v-13e7eff5]{flex:1;min-width:0;justify-content:center}}.progress-tracker[data-v-c217617c]{background:#fff;border-radius:15px;padding:20px;box-shadow:0 4px 15px #0000001a;margin-bottom:30px}.stats-grid[data-v-c217617c]{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:15px;margin-bottom:20px}.stat-card[data-v-c217617c]{background:#f8fafc;border-radius:12px;padding:15px;text-align:center;border:2px solid #e2e8f0;transition:transform .2s ease}.stat-card[data-v-c217617c]:hover{transform:translateY(-2px)}.stat-card.success[data-v-c217617c]{background:#f0fdf4;border-color:#22c55e;color:#166534}.stat-card.error[data-v-c217617c]{background:#fef2f2;border-color:#ef4444;color:#991b1b}.stat-card.streak[data-v-c217617c]{background:#fefce8;border-color:#eab308;color:#854d0e}.stat-value[data-v-c217617c]{font-size:24px;font-weight:700;margin-bottom:5px}.stat-label[data-v-c217617c]{font-size:12px;font-weight:500;opacity:.8;text-transform:uppercase;letter-spacing:.5px}.progress-bar-container[data-v-c217617c]{margin-bottom:20px}.progress-label[data-v-c217617c]{font-size:14px;font-weight:600;color:#374151;margin-bottom:8px}.progress-bar[data-v-c217617c]{height:8px;background:#e5e7eb;border-radius:10px;overflow:hidden}.progress-fill[data-v-c217617c]{height:100%;background:linear-gradient(90deg,#3b82f6,#1d4ed8);border-radius:10px;transition:width .3s ease}.category-breakdown[data-v-c217617c]{margin-bottom:20px}.category-breakdown h4[data-v-c217617c]{margin:0 0 15px;color:#374151;font-size:16px;font-weight:600}.category-stats[data-v-c217617c]{display:flex;flex-direction:column;gap:12px}.category-stat[data-v-c217617c]{display:flex;align-items:center;gap:15px}.category-name[data-v-c217617c]{font-weight:500;color:#4b5563;min-width:100px;font-size:14px}.category-progress[data-v-c217617c]{flex:1}.category-numbers[data-v-c217617c]{font-size:12px;color:#6b7280;margin-bottom:4px}.category-bar[data-v-c217617c]{height:6px;background:#e5e7eb;border-radius:3px;overflow:hidden}.category-fill[data-v-c217617c]{height:100%;background:linear-gradient(90deg,#10b981,#059669);border-radius:3px;transition:width .3s ease}.actions[data-v-c217617c]{display:flex;gap:10px;justify-content:center}.btn[data-v-c217617c]{padding:10px 20px;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .2s ease;font-size:14px}.btn-primary[data-v-c217617c]{background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff}.btn-primary[data-v-c217617c]:hover{transform:translateY(-1px);box-shadow:0 4px 12px #3b82f666}.btn-secondary[data-v-c217617c]{background:#f3f4f6;color:#374151;border:1px solid #d1d5db}.btn-secondary[data-v-c217617c]:hover{background:#e5e7eb;transform:translateY(-1px)}@media (max-width: 640px){.stats-grid[data-v-c217617c]{grid-template-columns:repeat(2,1fr)}.actions[data-v-c217617c]{flex-direction:column}.category-stat[data-v-c217617c]{flex-direction:column;align-items:flex-start;gap:8px}.category-name[data-v-c217617c]{min-width:auto}}#app[data-v-8bdd1db8]{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(135deg,#f5f7fa,#c3cfe2);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.app-header[data-v-8bdd1db8]{text-align:center;padding:40px 20px;background:#fff;box-shadow:0 2px 10px #0000001a;margin-bottom:30px}.app-header h1[data-v-8bdd1db8]{margin:0 0 10px;font-size:2.5rem;font-weight:700;background:linear-gradient(135deg,#3b82f6,#1d4ed8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.app-header p[data-v-8bdd1db8]{margin:0;color:#6b7280;font-size:1.1rem}.app-main[data-v-8bdd1db8]{flex:1;max-width:800px;margin:0 auto;padding:0 20px;width:100%;box-sizing:border-box}.flashcard-section[data-v-8bdd1db8]{margin-bottom:40px}.card-navigation[data-v-8bdd1db8]{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding:15px 0}.nav-btn[data-v-8bdd1db8]{padding:10px 20px;border:none;background:#fff;color:#3b82f6;border-radius:8px;font-weight:600;cursor:pointer;transition:all .2s ease;box-shadow:0 2px 8px #0000001a}.nav-btn[data-v-8bdd1db8]:hover:not(:disabled){background:#3b82f6;color:#fff;transform:translateY(-1px)}.nav-btn[data-v-8bdd1db8]:disabled{opacity:.5;cursor:not-allowed}.card-counter[data-v-8bdd1db8]{font-weight:600;color:#374151;font-size:1.1rem}.card-controls[data-v-8bdd1db8]{display:flex;justify-content:center;gap:15px;margin-top:20px}.btn[data-v-8bdd1db8]{padding:12px 24px;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .2s ease;font-size:16px}.btn-primary[data-v-8bdd1db8]{background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff}.btn-primary[data-v-8bdd1db8]:hover{transform:translateY(-2px);box-shadow:0 8px 25px #3b82f666}.btn-secondary[data-v-8bdd1db8]{background:#fff;color:#3b82f6;border:2px solid #3b82f6}.btn-secondary[data-v-8bdd1db8]:hover{background:#3b82f6;color:#fff;transform:translateY(-2px)}.no-cards[data-v-8bdd1db8]{text-align:center;padding:60px 20px;background:#fff;border-radius:15px;box-shadow:0 4px 15px #0000001a}.no-cards h3[data-v-8bdd1db8]{margin:0 0 10px;color:#374151;font-size:1.5rem}.no-cards p[data-v-8bdd1db8]{margin:0;color:#6b7280}.app-footer[data-v-8bdd1db8]{background:#fff;text-align:center;padding:20px;color:#6b7280;font-size:14px;border-top:1px solid #e5e7eb;margin-top:auto}@media (max-width: 768px){.app-header[data-v-8bdd1db8]{padding:30px 15px}.app-header h1[data-v-8bdd1db8]{font-size:2rem}.app-main[data-v-8bdd1db8]{padding:0 15px}.card-navigation[data-v-8bdd1db8]{flex-direction:column;gap:15px;text-align:center}.card-controls[data-v-8bdd1db8]{flex-direction:column;align-items:center}.nav-btn[data-v-8bdd1db8]{width:100%;max-width:200px}}@media (max-width: 480px){.app-header h1[data-v-8bdd1db8]{font-size:1.8rem}.card-counter[data-v-8bdd1db8]{font-size:1rem}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:#2c3e50;line-height:1.6}#app{min-height:100vh}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.mb-1{margin-bottom:.25rem}.mb-2{margin-bottom:.5rem}.mb-3{margin-bottom:.75rem}.mb-4{margin-bottom:1rem}.mb-5{margin-bottom:1.25rem}.mt-1{margin-top:.25rem}.mt-2{margin-top:.5rem}.mt-3{margin-top:.75rem}.mt-4{margin-top:1rem}.mt-5{margin-top:1.25rem}.p-1{padding:.25rem}.p-2{padding:.5rem}.p-3{padding:.75rem}.p-4{padding:1rem}.p-5{padding:1.25rem}*{transition:all .2s ease}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#f1f1f1;border-radius:4px}::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#a1a1a1}button:focus{outline:2px solid #3b82f6;outline-offset:2px}img{max-width:100%;height:auto}@media print{body{color:#000;background:#fff}.no-print{display:none}}
