body{margin:0;min-height:100vh}*{margin:0;padding:0;box-sizing:border-box}:root{--bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--card-bg: rgba(255, 255, 255, .95);--text-primary: #2d3748;--text-secondary: #4a5568;--border-color: #e2e8f0;--success-color: #48bb78;--warning-color: #ed8936;--error-color: #f56565;--shadow: 0 10px 30px rgba(0, 0, 0, .1)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg-gradient);min-height:100vh;color:var(--text-primary)}#root{min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:2rem}.card{background:var(--card-bg);border-radius:12px;padding:2rem;box-shadow:var(--shadow);margin-bottom:2rem}.btn{padding:.75rem 1.5rem;border:none;border-radius:8px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .3s ease;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.btn:hover{transform:translateY(-2px);box-shadow:0 5px 15px #667eea66}.btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-secondary{background:linear-gradient(135deg,#718096,#4a5568)}.btn-success{background:linear-gradient(135deg,#48bb78,#38a169)}.input{width:100%;padding:.75rem 1rem;border:2px solid var(--border-color);border-radius:8px;font-size:1rem;transition:border-color .3s ease}.input:focus{outline:none;border-color:#667eea}.label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--text-secondary)}.form-group{margin-bottom:1.5rem}.status-badge{display:inline-block;padding:.5rem 1rem;border-radius:20px;font-size:.875rem;font-weight:500}.status-pending{background:#fef3c7;color:#92400e}.status-signed{background:#d1fae5;color:#065f46}.status-validated{background:#dbeafe;color:#1e40af}@media (max-width: 768px){.container{padding:1rem}.card{padding:1.5rem}}