*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-primary: #6c5ce7;--color-primary-dark: #5a4bd1;--color-secondary: #00cec9;--color-success: #00b894;--color-danger: #d63031;--color-warning: #fdcb6e;--color-bg: #f8f9fa;--color-surface: #ffffff;--color-text: #2d3436;--color-text-light: #636e72;--color-border: #dfe6e9;--shadow: 0 2px 8px rgba(0, 0, 0, .1);--radius: 12px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background:var(--color-bg);color:var(--color-text);min-height:100vh}button{cursor:pointer;border:none;font:inherit}input{font:inherit}.container{max-width:800px;margin:0 auto;padding:1rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border-radius:var(--radius);font-weight:600;font-size:1rem;transition:all .2s}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-dark)}.btn-secondary{background:var(--color-secondary);color:#fff}.btn-danger{background:var(--color-danger);color:#fff}.btn-lg{padding:1rem 2rem;font-size:1.25rem}.btn:disabled{opacity:.5;cursor:not-allowed}.card{background:var(--color-surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.5rem}.input{width:100%;padding:.75rem 1rem;border:2px solid var(--color-border);border-radius:var(--radius);font-size:1rem;transition:border-color .2s}.input:focus{outline:none;border-color:var(--color-primary)}.text-center{text-align:center}.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mt-4{margin-top:2rem}.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}.gap-2{gap:1rem}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}@media(max-width:600px){.grid-2{grid-template-columns:1fr}}