:root{color-scheme:light dark;color:#ffffffde;background-color:#242424}html,body,#root{margin:0;padding:0;width:100%;height:100%}body{margin:0;padding:0}#root{width:100%}*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #3b82f6;--secondary-color: #1f2937;--accent-color: #f59e0b;--background-color: #f9fafb;--card-background: #ffffff;--border-color: #e5e7eb;--text-color: #111827;--text-secondary: #6b7280;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--background-color);color:var(--text-color);line-height:1.6}.app{min-height:100vh;display:flex;flex-direction:column}.header{background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:#fff;padding:3rem 2rem;text-align:center;box-shadow:var(--shadow-md)}.header h1{font-size:2.5rem;margin-bottom:.5rem;font-weight:700}.header p{font-size:1.1rem;opacity:.9}.container{flex:1;max-width:1200px;margin:0 auto;width:100%;padding:2rem}.articles-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:2rem}.article-card{background:var(--card-background);border-radius:12px;overflow:hidden;box-shadow:var(--shadow-md);transition:all .3s ease;cursor:pointer;display:flex;flex-direction:column}.article-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}.article-image{width:100%;height:200px;object-fit:cover}.article-header{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.5rem 0;font-size:.85rem;gap:.5rem}.category{background-color:var(--accent-color);color:#fff;padding:.25rem .75rem;border-radius:20px;font-weight:600}.date{color:var(--text-secondary);font-size:.8rem}.article-card h2{font-size:1.3rem;margin:1rem 1.5rem .75rem;line-height:1.4;flex-grow:1}.excerpt{color:var(--text-secondary);margin:0 1.5rem;font-size:.95rem;line-height:1.5}.author{color:var(--text-secondary);font-size:.85rem;margin:1rem 1.5rem 0}.read-more{margin:1rem 1.5rem 1.5rem;padding:.75rem 1.5rem;background-color:var(--primary-color);color:#fff;border:none;border-radius:6px;font-size:.95rem;font-weight:600;cursor:pointer;transition:background-color .2s ease}.read-more:hover{background-color:#2563eb}.article-detail{background:var(--card-background);border-radius:12px;padding:2rem;box-shadow:var(--shadow-md);max-width:800px;margin:0 auto}.back-button{background:none;border:none;color:var(--primary-color);font-size:1rem;font-weight:600;cursor:pointer;margin-bottom:1.5rem;transition:color .2s ease}.back-button:hover{color:#2563eb}.detail-image{width:100%;height:400px;object-fit:cover;border-radius:8px;margin-bottom:2rem}.article-info{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;font-size:.9rem;gap:1rem}.article-detail h1{font-size:2.5rem;margin-bottom:1rem;line-height:1.3}.article-detail .author{display:block;margin-bottom:2rem;font-size:1rem}.article-content{font-size:1.05rem;line-height:1.8;color:var(--text-color)}.article-content p{margin-bottom:1.5rem}@media(max-width:768px){.header h1{font-size:1.8rem}.header p{font-size:1rem}.container{padding:1rem}.articles-grid{grid-template-columns:1fr}.article-detail{padding:1.5rem}.detail-image{height:250px}.article-detail h1{font-size:1.8rem}.article-content{font-size:1rem}}