:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}.card-list{display:grid;grid-template-columns:repeat(auto-fit,280px);justify-content:start;gap:1.5rem}.card{width:280px;height:360px;border-radius:8px;box-shadow:0 2px 8px #0000001a;overflow:hidden;display:flex;flex-direction:column}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}body{font-family:sans-serif}.app-layout{display:flex;min-height:100vh}.sidebar{width:200px;background:#222;color:#fff;padding:2rem 1rem 1rem;display:flex;flex-direction:column;align-items:flex-start}.sidebar-title{font-size:1.5rem;font-weight:700;margin-bottom:2rem}.sidebar-menu{list-style:none;padding:0;width:100%}.sidebar-menu li{padding:.75rem 1rem;border-radius:8px;cursor:pointer;margin-bottom:.5rem;background:none;color:#fff;transition:background .2s}.sidebar-menu li.active,.sidebar-menu li:hover{background:#444}.main-content{flex:1;padding:2rem;background:#f5f6fa}.main-inner{width:100%}.card-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;max-width:1200px;margin:0 auto}.card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 8px #00000014;transition:all .3s ease;display:flex;flex-direction:column;height:100%}.card:hover{box-shadow:0 4px 16px #0000001a}.card-img{width:100%;height:140px;object-fit:cover;background:#eee}.card-body{padding:1.5rem;flex:1;display:flex;flex-direction:column;justify-content:space-between}.card-body h3{margin:0 0 .8rem;color:#2c3e50;font-size:1.3rem;font-weight:600}.card-body p{color:#7f8c8d;line-height:1.5;margin:0 0 1rem;flex-grow:1}.card a{color:#3498db;text-decoration:none;font-weight:500;display:inline-flex;align-items:center;transition:color .2s ease}.card a:hover{color:#2980b9;text-decoration:underline}