:root{--color-bg: #0f172a;--color-surface: #1e293b;--color-primary: #38bdf8;--color-secondary: #818cf8;--color-text: #f1f5f9;--color-text-muted: #94a3b8;--font-main: "Inter", system-ui, sans-serif;--radius-md: .5rem;--radius-lg: 1rem;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1);--color-border: #334155}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--color-bg);color:var(--color-text);font-family:var(--font-main);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;background:none;font-family:inherit}.btn{display:inline-flex;align-items:center;justify-content:center;padding:1rem 2rem;border-radius:var(--radius-md);font-weight:600;cursor:pointer;transition:all .2s;font-size:1.1rem;border:2px solid transparent}.btn-primary{background-color:var(--color-primary);color:var(--color-bg)}.btn-primary:hover{filter:brightness(1.1);box-shadow:0 0 15px #38bdf880;transform:translateY(-2px)}.btn-secondary{background-color:var(--color-surface);border:2px solid var(--color-border);color:var(--color-text)}.btn-secondary:hover{border-color:var(--color-text-muted);transform:translateY(-2px)}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.card{background-color:var(--color-surface);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow-md);transition:transform .2s,box-shadow .2s}.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}h1,h2,h3{font-weight:700;line-height:1.2}h1{font-size:2.5rem;margin-bottom:1rem}h2{font-size:1.75rem;margin-bottom:.75rem}h3{font-size:1.25rem;margin-bottom:.5rem}.text-muted{color:var(--color-text-muted)}.text-primary{color:var(--color-primary)}.comparison-grid{display:grid;gap:1rem}.comparison-row{display:grid;grid-template-columns:1fr 2fr 2fr;gap:1rem;padding:1rem;border-bottom:1px solid var(--color-surface);align-items:center}.comparison-row:last-child{border-bottom:none}.comparison-label{font-weight:600;color:var(--color-primary)}.comparison-value{word-break:break-word}.comparison-match{background-color:#38bdf81a;border-left:3px solid var(--color-primary)}@media(max-width:768px){.comparison-row{grid-template-columns:1fr;gap:.5rem;padding:1.5rem 1rem;background-color:var(--color-surface);border-radius:var(--radius-md);margin-bottom:1rem;border-bottom:none}.comparison-label{margin-bottom:.5rem;font-size:1.1rem;border-bottom:1px solid var(--color-bg);padding-bottom:.5rem}.comparison-value:before{content:attr(data-book);display:block;font-size:.8rem;color:var(--color-text-muted);margin-bottom:.25rem}}.comparison-selects{display:grid;grid-template-columns:1fr 1fr;gap:2rem;margin-bottom:2rem}@media(max-width:600px){.comparison-selects{grid-template-columns:1fr;gap:1rem}}select{appearance:none;-webkit-appearance:none;-moz-appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right 1rem center;background-size:1em}select option{background-color:var(--color-surface);color:var(--color-text)}