:root{--primary: #2563eb;--primary-dark: #1e40af;--secondary: #f97316;--accent: #06b6d4;--background: #f8fafc;--surface: #ffffff;--text: #0f172a;--text-light: #64748b;--border: #e2e8f0;--success: #22c55e;--error: #ef4444;--font-sans: "Inter", system-ui, -apple-system, sans-serif;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--radius-md: .5rem;--radius-lg: .75rem}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--background);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border-radius:var(--radius-md);font-weight:600;transition:all .2s;border:none}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-dark)}.card{background-color:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:1.5rem;border:1px solid var(--border)}.input-group{margin-bottom:1rem}.input-label{display:block;font-weight:500;margin-bottom:.5rem;color:var(--text)}.input-field{width:100%;padding:.75rem;border:1px solid var(--border);border-radius:var(--radius-md);font-size:1rem;transition:border-color .2s}.input-field:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.text-center{text-align:center}.mt-4{margin-top:1rem}.mb-4{margin-bottom:1rem}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:.5rem}.gap-4{gap:1rem}@media(max-width:768px){.container{padding:0 1rem}}