.practice-page[data-astro-cid-52d6ual6]{max-width:900px;margin:0 auto}.page-header[data-astro-cid-52d6ual6]{text-align:center;margin-bottom:2rem}.page-header[data-astro-cid-52d6ual6] h1[data-astro-cid-52d6ual6]{font-size:2.5rem;margin-bottom:1rem;color:var(--text)}.page-description[data-astro-cid-52d6ual6]{font-size:1.1rem;color:var(--text-light);max-width:600px;margin:0 auto}.practice-container[data-astro-cid-52d6ual6]{background:var(--surface);border-radius:1rem;padding:2rem;box-shadow:var(--shadow);margin-bottom:2rem}.settings-panel[data-astro-cid-52d6ual6]{text-align:center}.settings-panel[data-astro-cid-52d6ual6] h2[data-astro-cid-52d6ual6]{margin-bottom:1.5rem;color:var(--text)}.setting-group[data-astro-cid-52d6ual6]{margin-bottom:1.5rem}.setting-group[data-astro-cid-52d6ual6] label[data-astro-cid-52d6ual6]{display:block;margin-bottom:.5rem;font-weight:500;color:var(--text)}.setting-group[data-astro-cid-52d6ual6] select[data-astro-cid-52d6ual6]{padding:.75rem 1rem;border:2px solid var(--border);border-radius:.5rem;font-size:1rem;min-width:200px;background:var(--background)}.btn[data-astro-cid-52d6ual6]{padding:1rem 2rem;border:none;border-radius:.5rem;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s}.btn-primary[data-astro-cid-52d6ual6]{background:var(--primary);color:#fff}.btn-primary[data-astro-cid-52d6ual6]:hover{background:var(--primary-dark);transform:translateY(-2px)}.btn-secondary[data-astro-cid-52d6ual6]{background:var(--text-light);color:#fff}.btn-secondary[data-astro-cid-52d6ual6]:hover{background:var(--text)}.practice-area[data-astro-cid-52d6ual6]{text-align:center}.problem-counter[data-astro-cid-52d6ual6]{font-size:.875rem;color:var(--text-light);margin-bottom:1rem}.problem-display[data-astro-cid-52d6ual6]{margin-bottom:2rem}.problem[data-astro-cid-52d6ual6]{display:flex;align-items:center;justify-content:center;gap:1rem;font-size:2.5rem;flex-wrap:wrap}.number[data-astro-cid-52d6ual6]{font-weight:700;min-width:80px}.operator[data-astro-cid-52d6ual6],.equals[data-astro-cid-52d6ual6]{color:var(--primary);font-weight:700}.answer-input[data-astro-cid-52d6ual6]{width:100px;padding:.5rem;font-size:2rem;text-align:center;border:3px solid var(--primary);border-radius:.5rem;background:var(--background)}.answer-input[data-astro-cid-52d6ual6]:focus{outline:none;border-color:var(--secondary)}.feedback[data-astro-cid-52d6ual6]{font-size:1.25rem;font-weight:600;margin:1rem 0;padding:1rem;border-radius:.5rem}.feedback[data-astro-cid-52d6ual6].correct{background:#d1fae5;color:#065f46}.feedback[data-astro-cid-52d6ual6].incorrect{background:#fee2e2;color:#991b1b}.results-panel[data-astro-cid-52d6ual6]{text-align:center}.results-panel[data-astro-cid-52d6ual6] h2[data-astro-cid-52d6ual6]{margin-bottom:1.5rem;color:var(--text)}.score-display[data-astro-cid-52d6ual6]{margin-bottom:2rem}.score-circle[data-astro-cid-52d6ual6]{display:inline-flex;align-items:center;justify-content:center;width:150px;height:150px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;margin-bottom:1rem}.score-value[data-astro-cid-52d6ual6]{font-size:3rem;font-weight:700}.score-label[data-astro-cid-52d6ual6]{font-size:1.5rem}.score-text[data-astro-cid-52d6ual6]{font-size:1.25rem;color:var(--text)}.results-details[data-astro-cid-52d6ual6]{text-align:left;background:var(--background);padding:1.5rem;border-radius:.5rem;margin-bottom:1.5rem}.results-details[data-astro-cid-52d6ual6] h3[data-astro-cid-52d6ual6]{margin-bottom:1rem;color:var(--text)}.results-details[data-astro-cid-52d6ual6] ul[data-astro-cid-52d6ual6]{list-style:none}.results-details[data-astro-cid-52d6ual6] li[data-astro-cid-52d6ual6]{padding:.5rem 0;border-bottom:1px solid var(--border)}.correct-result[data-astro-cid-52d6ual6]{color:var(--success)}.incorrect-result[data-astro-cid-52d6ual6]{color:var(--error)}.educational-info[data-astro-cid-52d6ual6]{margin-top:2rem}.educational-info[data-astro-cid-52d6ual6] h2[data-astro-cid-52d6ual6]{text-align:center;margin-bottom:1.5rem;color:var(--text)}.info-grid[data-astro-cid-52d6ual6]{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}.info-card[data-astro-cid-52d6ual6]{background:var(--surface);padding:1.5rem;border-radius:1rem;box-shadow:var(--shadow)}.info-card[data-astro-cid-52d6ual6] h3[data-astro-cid-52d6ual6]{color:var(--primary);margin-bottom:1rem}.info-card[data-astro-cid-52d6ual6] p[data-astro-cid-52d6ual6],.info-card[data-astro-cid-52d6ual6] li[data-astro-cid-52d6ual6]{color:var(--text-light);font-size:.95rem}.info-card[data-astro-cid-52d6ual6] ul[data-astro-cid-52d6ual6]{list-style:none}.info-card[data-astro-cid-52d6ual6] li[data-astro-cid-52d6ual6]{padding:.25rem 0}@media(max-width:600px){.problem[data-astro-cid-52d6ual6]{font-size:1.75rem}.answer-input[data-astro-cid-52d6ual6]{width:80px;font-size:1.5rem}}