.courses-grid[data-v-f9019b09]{display:grid;gap:2rem;grid-template-columns:repeat(3,1fr);margin-bottom:3rem}.error-state[data-v-f9019b09]{color:#666;grid-column:1/-1;padding:3rem;text-align:center}.btn-retry[data-v-f9019b09]{background-color:var(--primary-color);border:none;border-radius:6px;color:#fff;cursor:pointer;margin-top:1rem;padding:.8rem 1.5rem;transition:all .3s}.btn-retry[data-v-f9019b09]:hover{background-color:#1a3a6c}.skeleton[data-v-f9019b09]{animation:pulse 1.5s ease-in-out infinite;background-color:#fff;border:1px solid #eee;border-radius:12px;box-shadow:0 5px 20px #0000001a;display:flex;flex-direction:column;height:100%;overflow:hidden}.skeleton-image[data-v-f9019b09]{animation:loading-f9019b09 1.5s infinite;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;height:200px}.course-content[data-v-f9019b09]{display:flex;flex-direction:column;flex-grow:1;padding:1.5rem}.skeleton-category[data-v-f9019b09],.skeleton-description[data-v-f9019b09],.skeleton-footer[data-v-f9019b09],.skeleton-meta[data-v-f9019b09],.skeleton-teacher[data-v-f9019b09],.skeleton-title[data-v-f9019b09]{animation:loading-f9019b09 1.5s infinite;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;border-radius:4px;height:1rem;margin-bottom:.8rem}.skeleton-title[data-v-f9019b09]{height:1.5rem}.skeleton-description[data-v-f9019b09]{height:3rem}@keyframes loading-f9019b09{0%{background-position:200% 0}to{background-position:-200% 0}}@media(max-width:1100px){.courses-grid[data-v-f9019b09]{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.courses-grid[data-v-f9019b09]{grid-template-columns:1fr}}