: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;display:flex;place-items:center;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}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}:root{--primary-color: #007acc;--secondary-color: #34c759;--card-bg: #e0f3ff;--advice-bg: #d4fbe2;--border-radius: 8px;--transition: all .3s ease;--base-font-size: clamp(14px, 2vw, 16px)}body{font-family:Segoe UI,Roboto,sans-serif;background:#f5f7fa;margin:0;padding:clamp(1rem,3vw,2rem);line-height:1.6;color:#333;font-size:var(--base-font-size)}.container{max-width:clamp(320px,90vw,1200px);margin:0 auto}h1{text-align:center;color:var(--primary-color);margin:clamp(1.5rem,3vw,2.5rem) 0;font-weight:600;letter-spacing:-.02em;font-size:clamp(1.75rem,4vw,2.5rem)}.card-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(clamp(150px,20vw,250px),1fr));gap:clamp(1rem,2vw,1.5rem);margin-top:clamp(1.5rem,3vw,2.5rem)}.card{background:var(--card-bg);padding:clamp(1rem,2vw,1.5rem);border-radius:var(--border-radius);box-shadow:0 2px 5px #0000000d;transition:var(--transition);min-width:0}.card:hover{transform:translateY(-3px);box-shadow:0 5px 15px #0000001a}.advice{background:var(--advice-bg);padding:clamp(1.25rem,2.5vw,1.75rem);margin-top:clamp(1.5rem,3vw,2.5rem);border-radius:var(--border-radius);border-left:4px solid var(--secondary-color)}@media (max-width: 576px){.card-container{grid-template-columns:1fr}.card,.advice{padding:1rem}h1{font-size:1.75rem}}