:root{--primary-blue: #1A365D;--primary-blue-light: #2B6CB0;--secondary-blue: #EBF8FF;--text-dark: #2D3748;--text-light: #718096;--bg-color: #F7FAFC;--white: #FFFFFF;--success-green: #38A169;--success-bg: #F0FFF4;--warning-amber: #DD6B20;--warning-bg: #FFFAF0;--error-red: #E53E3E;--error-bg: #FFF5F5;--border-color: #E2E8F0;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--border-radius-md: 8px;--border-radius-lg: 12px}body{font-family:Inter,sans-serif;background-color:var(--bg-color);color:var(--text-dark);margin:0;padding:0;line-height:1.5;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}h1,h2,h3,h4,h5,h6{margin-top:0;color:var(--primary-blue);font-weight:600}.container{max-width:800px;margin:0 auto;padding:2rem 1rem}.card{background:var(--white);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-md);padding:2rem;margin-bottom:1.5rem;border:1px solid var(--border-color)}.btn{display:inline-block;background-color:var(--primary-blue-light);color:var(--white);font-weight:500;padding:.75rem 1.5rem;border-radius:var(--border-radius-md);border:none;cursor:pointer;transition:all .2s ease;text-align:center;font-size:1rem;font-family:Inter,sans-serif}.btn:hover:not(:disabled){background-color:var(--primary-blue);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn:disabled{background-color:var(--text-light);cursor:not-allowed;opacity:.7}.form-group{margin-bottom:1.5rem}.form-label{display:block;font-weight:500;margin-bottom:.5rem;color:var(--text-dark)}.form-control{width:100%;padding:.75rem 1rem;font-size:1rem;font-family:Inter,sans-serif;border:1px solid var(--border-color);border-radius:var(--border-radius-md);transition:border-color .2s ease,box-shadow .2s ease}.form-control:focus{outline:none;border-color:var(--primary-blue-light);box-shadow:0 0 0 3px #2b6cb033}