[data-astro-cid-t4m4hsuf]{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.6;color:#333;background:#f7fafc;min-height:100vh}.container[data-astro-cid-t4m4hsuf]{max-width:1200px;margin:0 auto;padding:0 20px}header[data-astro-cid-t4m4hsuf]{background:#fff;box-shadow:0 2px 10px #0000001a;position:sticky;top:0;z-index:100}nav[data-astro-cid-t4m4hsuf]{display:flex;justify-content:space-between;align-items:center;padding:1rem 0}.logo[data-astro-cid-t4m4hsuf]{font-size:1.5rem;font-weight:700;color:#4a5568;text-decoration:none}.nav-links[data-astro-cid-t4m4hsuf]{display:flex;list-style:none;gap:2rem}.nav-links[data-astro-cid-t4m4hsuf] a[data-astro-cid-t4m4hsuf]{color:#4a5568;text-decoration:none;font-weight:500;transition:color .3s}.nav-links[data-astro-cid-t4m4hsuf] a[data-astro-cid-t4m4hsuf]:hover{color:#667eea}.hero[data-astro-cid-t4m4hsuf]{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:3rem 0;text-align:center}.hero[data-astro-cid-t4m4hsuf] h1[data-astro-cid-t4m4hsuf]{font-size:2.5rem;font-weight:700;margin-bottom:1rem}.hero[data-astro-cid-t4m4hsuf] p[data-astro-cid-t4m4hsuf]{font-size:1.1rem;opacity:.9}.answer-interface[data-astro-cid-t4m4hsuf]{padding:3rem 0}.question-input[data-astro-cid-t4m4hsuf]{background:#fff;border-radius:15px;padding:2rem;box-shadow:0 4px 15px #0000001a;margin-bottom:2rem}.input-group[data-astro-cid-t4m4hsuf]{display:flex;flex-direction:column;gap:1rem}.question-field[data-astro-cid-t4m4hsuf]{width:100%;padding:1rem;border:2px solid #e2e8f0;border-radius:10px;font-size:1rem;resize:vertical;min-height:100px}.question-field[data-astro-cid-t4m4hsuf]:focus{outline:none;border-color:#667eea}.controls[data-astro-cid-t4m4hsuf]{display:flex;gap:1rem;align-items:center;flex-wrap:wrap}.difficulty-select[data-astro-cid-t4m4hsuf],.category-select[data-astro-cid-t4m4hsuf]{padding:.5rem 1rem;border:2px solid #e2e8f0;border-radius:8px;background:#fff}.ask-button[data-astro-cid-t4m4hsuf]{background:#667eea;color:#fff;border:none;padding:.75rem 2rem;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s}.ask-button[data-astro-cid-t4m4hsuf]:hover{background:#5a67d8;transform:translateY(-2px)}.categories[data-astro-cid-t4m4hsuf]{background:#fff;border-radius:15px;padding:2rem;box-shadow:0 4px 15px #0000001a;margin-bottom:2rem}.categories[data-astro-cid-t4m4hsuf] h3[data-astro-cid-t4m4hsuf]{margin-bottom:1.5rem;color:#2d3748;text-align:center}.category-grid[data-astro-cid-t4m4hsuf]{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.category-btn[data-astro-cid-t4m4hsuf]{display:flex;align-items:center;gap:.5rem;padding:1rem;border:2px solid #e2e8f0;border-radius:10px;background:#fff;text-decoration:none;color:#4a5568;transition:all .3s;cursor:pointer}.category-btn[data-astro-cid-t4m4hsuf]:hover,.category-btn[data-astro-cid-t4m4hsuf].active{border-color:#667eea;background:#edf2f7;color:#667eea}.results[data-astro-cid-t4m4hsuf]{background:#fff;border-radius:15px;padding:2rem;box-shadow:0 4px 15px #0000001a;display:none}.results[data-astro-cid-t4m4hsuf].active{display:block}.answer-card[data-astro-cid-t4m4hsuf]{border-left:4px solid #667eea;padding:1.5rem;background:#f7fafc;border-radius:0 10px 10px 0;margin-bottom:1.5rem}.answer-title[data-astro-cid-t4m4hsuf]{color:#2d3748;margin-bottom:1rem;font-size:1.2rem}.answer-content[data-astro-cid-t4m4hsuf]{color:#4a5568;margin-bottom:1rem}.answer-meta[data-astro-cid-t4m4hsuf]{display:flex;justify-content:space-between;align-items:center;font-size:.9rem;color:#718096;border-top:1px solid #e2e8f0;padding-top:1rem}.scholars-list[data-astro-cid-t4m4hsuf]{font-weight:500}.difficulty-badge[data-astro-cid-t4m4hsuf]{padding:.2rem .5rem;border-radius:15px;font-size:.8rem;font-weight:500;background:#fef5e7;color:#d69e2e}.loading[data-astro-cid-t4m4hsuf]{text-align:center;padding:2rem;color:#718096}@media(max-width:768px){.hero[data-astro-cid-t4m4hsuf] h1[data-astro-cid-t4m4hsuf]{font-size:2rem}.controls[data-astro-cid-t4m4hsuf]{flex-direction:column;align-items:stretch}.category-grid[data-astro-cid-t4m4hsuf]{grid-template-columns:1fr}}