.cf-wrapper {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    background-color: #f9fafb;
    padding: 1rem;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    max-width: 56rem;
    margin: auto;
}
.cf-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}
@media (min-width: 768px) {
    .cf-wrapper { padding: 2rem; }
    .cf-grid { grid-template-columns: 1fr 1fr; gap: 3rem; }
}
.cf-form-container h2, .cf-info-container h2 {
    font-size: 1.875rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
}
.cf-form-container p.cf-subtitle {
    color: #4b5563;
    margin-bottom: 1.5rem;
}
.cf-form-group { margin-bottom: 1.25rem; }
.cf-form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151;
}
.cf-form-group input, .cf-form-group textarea {
    width: 100%;
    background-color: #f3f4f6;
    border: 1px solid #d1d5db;
    color: #111827;
    font-size: 0.875rem;
    border-radius: 0.5rem;
    padding: 0.75rem;
    transition: border-color 0.3s, box-shadow 0.3s;
    box-sizing: border-box;
}
.cf-form-group input:focus, .cf-form-group textarea:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}
.cf-error-message {
    color: #ef4444;
    font-size: 0.75rem;
    font-style: italic;
    margin-top: 0.25rem;
}
.cf-info-container {
    background-color: #2563eb;
    color: white;
    padding: 2rem;
    border-radius: 0.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.cf-info-container h2 { color: white; }
.cf-info-container p { opacity: 0.9; }
.cf-info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1rem;
}
.cf-info-item svg {
    width: 1.5rem;
    height: 1.5rem;
    margin-right: 0.75rem;
    margin-top: 0.25rem;
    flex-shrink: 0;
}
.cf-info-item h3 { font-weight: 600; }
.cf-submit-btn {
    color: white;
    background-color: #1d4ed8;
    font-weight: 500;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    padding: 0.625rem 1.25rem;
    text-align: center;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.2s;
}
.cf-submit-btn:hover {
    background-color: #1e40af;
    transform: scale(1.05);
}
.cf-submit-btn:focus {
    outline: none;
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.5);
}
.cf-submit-btn:disabled { opacity: 0.7; cursor: not-allowed; }
.cf-submit-btn .button-spinner {
    display: inline-block;
    animation: cf-spin 1s linear infinite;
}
@keyframes cf-spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
/* Utility classes used by JS */
.hidden { display: none; }
#form-response.text-green-600 { color: #16a34a; }
#form-response.text-red-600 { color: #dc2626; }
input.border-red-500, textarea.border-red-500 { border-color: #ef4444 !important; }