.select-input[data-astro-cid-jomey4bd]{-webkit-appearance:auto;-moz-appearance:auto;appearance:auto;width:100%;padding:12px 30px 12px 16px;border:2px solid var(--border);border-radius:var(--radius-md);background-color:#fff;font-size:14px;color:var(--text);transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:var(--shadow-sm);background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="%236b7280" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M6 9l6 6 6-6"/></svg>');background-repeat:no-repeat;background-position:right 10px center;background-size:16px}.select-input[data-astro-cid-jomey4bd]:focus{border-color:var(--primary);box-shadow:0 0 0 4px #6366f126,var(--shadow-md);outline:none;transform:translateY(-1px)}.select-input[data-astro-cid-jomey4bd] 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ease;max-height:200px;overflow-y:auto}.panel-title[data-astro-cid-jomey4bd]{font-weight:600;color:var(--primary);margin-bottom:8px;font-size:14px;border-bottom:1px solid #eef2ff;padding-bottom:4px}.instruction-panel[data-astro-cid-jomey4bd]{background:linear-gradient(135deg,#f3f4f6,#f9fafb)}.instruction-text[data-astro-cid-jomey4bd]{font-size:14px;color:var(--text);line-height:1.6}@media (max-width: 640px){.options-list[data-astro-cid-jomey4bd]{grid-template-columns:1fr}.fill-input[data-astro-cid-jomey4bd]{min-width:80px}.sticky-container[data-astro-cid-jomey4bd]{gap:4px}.sticky-panel[data-astro-cid-jomey4bd]{padding:8px;max-height:150px}}html{scroll-behavior:smooth}.lesson-container[data-astro-cid-cmojnoku]{max-width:1152px;margin:0 auto;padding:24px 16px}.lesson-header[data-astro-cid-cmojnoku]{margin-bottom:32px}.breadcrumb[data-astro-cid-cmojnoku]{margin-bottom:24px}.back-btn[data-astro-cid-cmojnoku]{display:inline-flex;align-items:center;gap:8px}.lesson-title-card[data-astro-cid-cmojnoku]{padding:32px;margin-bottom:24px}.lesson-title-content[data-astro-cid-cmojnoku]{display:flex;align-items:center;justify-content:space-between;gap:24px}.lesson-info[data-astro-cid-cmojnoku]{flex:1}.lesson-id[data-astro-cid-cmojnoku].large{display:inline-block;background:linear-gradient(135deg,var(--primary),#6366f1);color:#fff;font-size:1.125rem;font-weight:600;padding:8px 16px;border-radius:var(--radius-sm);margin-bottom:8px}.lesson-title[data-astro-cid-cmojnoku]{font-size:1.875rem;font-weight:700;color:var(--text);margin:8px 0 16px}.lesson-description[data-astro-cid-cmojnoku]{color:var(--text-light);font-size:1.125rem;line-height:1.6;margin:0}.lesson-badge[data-astro-cid-cmojnoku]{display:none}.lesson-number[data-astro-cid-cmojnoku]{width:80px;height:80px;background:linear-gradient(135deg,var(--primary),#6366f1);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.5rem;font-weight:700}.navigation-card[data-astro-cid-cmojnoku]{padding:24px;margin-bottom:32px}.nav-title[data-astro-cid-cmojnoku]{font-size:1.125rem;font-weight:700;color:var(--text);margin-bottom:16px;display:flex;align-items:center;gap:8px}.nav-grid[data-astro-cid-cmojnoku]{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}.exercise-nav-item[data-astro-cid-cmojnoku]{padding:12px;border-radius:var(--radius-md);border:1px solid var(--border);background:#fff;transition:all .2s 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.nav-label[data-astro-cid-cmojnoku]{color:var(--primary)}.exercises-container[data-astro-cid-cmojnoku]{margin-bottom:48px}.course-navigation[data-astro-cid-cmojnoku]{padding:24px}.course-nav-title[data-astro-cid-cmojnoku]{font-size:1.125rem;font-weight:700;color:var(--text);margin-bottom:24px;text-align:center}.course-nav-content[data-astro-cid-cmojnoku]{display:flex;justify-content:space-between;align-items:center;gap:16px}.nav-section[data-astro-cid-cmojnoku]{flex:1}.nav-section[data-astro-cid-cmojnoku].center{text-align:center}.nav-section[data-astro-cid-cmojnoku].right{text-align:right}.nav-lesson-btn[data-astro-cid-cmojnoku]{display:inline-flex;align-items:center;padding:16px;background:#fff;border:2px solid var(--border);border-radius:var(--radius-xl);color:var(--text-light);text-decoration:none;transition:all .3s ease}.nav-lesson-btn[data-astro-cid-cmojnoku]:hover{border-color:var(--border-focus);background:#f8fafc;color:var(--primary)}.nav-lesson-btn[data-astro-cid-cmojnoku].prev:hover{transform:translate(-4px)}.nav-lesson-btn[data-astro-cid-cmojnoku].next:hover{transform:translate(4px)}.nav-btn-content[data-astro-cid-cmojnoku]{display:flex;align-items:center;gap:12px}.nav-text-right[data-astro-cid-cmojnoku]{text-align:right}.nav-hint[data-astro-cid-cmojnoku]{font-size:.875rem;color:var(--text-light)}.nav-course[data-astro-cid-cmojnoku]{font-weight:600;color:var(--text)}.overview-btn[data-astro-cid-cmojnoku]{display:inline-flex;align-items:center;gap:8px}@media (min-width: 768px){.lesson-badge[data-astro-cid-cmojnoku]{display:block}.nav-grid[data-astro-cid-cmojnoku]{grid-template-columns:repeat(6,1fr)}}@media (max-width: 767px){.lesson-title[data-astro-cid-cmojnoku]{font-size:1.5rem}.lesson-description[data-astro-cid-cmojnoku]{font-size:1rem}.nav-grid[data-astro-cid-cmojnoku]{grid-template-columns:repeat(2,1fr)}.course-nav-content[data-astro-cid-cmojnoku]{flex-direction:column;gap:16px}.nav-section[data-astro-cid-cmojnoku]{text-align:center!important}}