:root{--primary: #10b981;--primary-hover: #059669;--secondary: #3b82f6;--accent: #f59e0b;--background: #f8fafc;--surface: #ffffff;--text: #1e293b;--text-light: #64748b;--border: #e2e8f0;--danger: #ef4444;--radius: 12px;--shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--font-family: "Inter", system-ui, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--background);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}button{cursor:pointer;border:none;font-family:inherit}input,select,textarea{font-family:inherit}.container{max-width:600px;margin:0 auto;padding:20px}.card{background:var(--surface);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);margin-bottom:20px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 24px;border-radius:var(--radius);font-weight:600;transition:all .2s;width:100%}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-secondary{background:var(--secondary);color:#fff}.input-group{margin-bottom:16px}.input-group label{display:block;margin-bottom:8px;font-weight:500;color:var(--text)}.input-group input,.input-group select{width:100%;padding:12px;border:1px solid var(--border);border-radius:var(--radius);font-size:16px}.text-center{text-align:center}.mt-4{margin-top:1rem}.text-sm{font-size:.875rem}.text-light{color:var(--text-light)}