/* Component - Forms */

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.form-control,
.form-select {
    width: 100%;
    min-width: 0;
    max-width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--border-light);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    transition: var(--transition-base);
    background-color: white;
    font-family: var(--font-family);
}

.form-control:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 174, 239, 0.1);
}

.form-control::placeholder {
    color: var(--text-light);
    opacity: 0.8;
}

/* Form Validation */
.form-control.is-valid {
    border-color: #198754;
}

.form-control.is-invalid {
    border-color: #dc3545;
}

.valid-feedback {
    display: block;
    width: 100%;
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: #198754;
}

.invalid-feedback {
    display: block;
    width: 100%;
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: #dc3545;
}

/* Textarea */
.form-control[rows] {
    resize: vertical;
    min-height: 120px;
}

/* Checkbox and Radio */
.form-check {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.form-check-input {
    margin-right: var(--spacing-sm);
    accent-color: var(--primary-color);
}

.form-check-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    cursor: pointer;
}

/* Form Grid */
.form-row {
    display: grid;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.form-row .form-label,
.form-row .form-control,
.form-row .form-select {
    font-size: 1rem;
    margin-bottom: 0.75rem;
}

.form-row .form-group {
    margin-bottom: 1.5rem;
}

.form-row .row > .col-md-6 {
    margin-bottom: 1rem;
}

.form-row .modal-body {
    padding: 1.25rem;
}

.form-row.two-columns {
    grid-template-columns: 1fr 1fr;
}

.form-row.three-columns {
    grid-template-columns: repeat(3, 1fr);
}

/* Contact Form Specific */
.contact-form {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-light);
}

.contact-form h2 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

/* Newsletter Form */
.newsletter-form {
    display: flex;
    max-width: 400px;
    margin: 0 auto;
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xs);
    box-shadow: var(--shadow-light);
}

.newsletter-form .form-control {
    border: none;
    margin: 0;
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
}

.newsletter-form .form-control:focus {
    box-shadow: none;
}

.newsletter-form .btn {
    border-radius: var(--border-radius-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    white-space: nowrap;
}

/* Loading States */
.form-loading {
    position: relative;
    opacity: 0.6;
    pointer-events: none;
}

.form-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 30px;
    height: 30px;
    border: 3px solid rgba(0, 174, 239, 0.3);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Responsive */
@media (max-width: 768px) {
    .form-row.two-columns,
    .form-row.three-columns {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
        gap: var(--spacing-sm);
        padding: var(--spacing-md);
    }
    
    .contact-form {
        padding: var(--spacing-lg);
    }
}

/* Accessibility */
.form-control:focus-visible,
.form-select:focus-visible {
    outline: 3px solid var(--action-blue);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    .form-control,
    .form-select {
        transition: none;
    }
}