/**
 * Form Components
 * Form inputs, validation, and styling
 */

/* Form groups and structure */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-row {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

/* Labels */
.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--dark-gray);
    font-size: var(--font-size-base);
}

.form-label.required::after {
    content: ' *';
    color: var(--danger);
}

/* Input fields */
.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--medium-gray);
    border-radius: var(--border-radius-md);
    /* stylelint-disable-next-line font-family-no-missing-generic-family-keyword */
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    transition: all var(--transition-normal);
    background-color: var(--white);
    color: var(--dark-gray);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: #999;
    opacity: 1;
}

/* Textarea specific */
.form-textarea {
    resize: vertical;
    min-height: 120px;
}

/* Select specific */
.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 8px center;
    background-repeat: no-repeat;
    background-size: 16px 12px;
    padding-right: 40px;
    appearance: none;
}

/* focus states placed after base element-specific blocks */
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--qk-accent-blue);
    box-shadow: 0 0 0 3px rgb(11 79 156 / 10%);
}

/* Input sizes */
.form-input-sm,
.form-select-sm,
.form-textarea-sm {
    padding: 8px 12px;
    font-size: var(--font-size-sm);
}

.form-input-lg,
.form-select-lg,
.form-textarea-lg {
    padding: 16px 20px;
    font-size: var(--font-size-lg);
}

/* Input states */
.form-input.is-valid,
.form-select.is-valid,
.form-textarea.is-valid {
    border-color: var(--success);
}

.form-input.is-invalid,
.form-select.is-invalid,
.form-textarea.is-invalid {
    border-color: var(--danger);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
    background-color: var(--light-gray);
    color: #999;
    cursor: not-allowed;
    opacity: 0.6;
}

/* Checkboxes and radios */
.form-check {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.form-check-input {
    width: 18px;
    height: 18px;
    margin: 0;
    accent-color: var(--qk-accent-blue);
}

.form-check-label {
    font-weight: var(--font-weight-normal);
    margin-bottom: 0;
    cursor: pointer;
    line-height: 1.4;
}

/* Search form (moved before input-group to avoid descending specificity) */
.search-form .form-input {
    padding-right: 48px;
}

.search-form .search-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--dark-gray);
    cursor: pointer;
    padding: 8px;
    border-radius: var(--border-radius-sm);
    transition: color var(--transition-normal);
}

.search-form .search-btn:hover {
    color: var(--qk-accent-blue);
}

/* Input groups */
.input-group {
    display: flex;
    width: 100%;
}

.input-group .form-input {
    border-radius: 0;
    border-right: none;
}

.input-group .form-input:first-child {
    border-radius: var(--border-radius-md) 0 0 var(--border-radius-md);
}

.input-group .form-input:last-child {
    border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
    border-right: 2px solid var(--medium-gray);
}

.input-group-text {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background-color: var(--light-gray);
    border: 2px solid var(--medium-gray);
    border-left: none;
    border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
    font-size: var(--font-size-base);
    color: var(--dark-gray);
    white-space: nowrap;
}

.input-group .form-input + .input-group-text {
    border-left: none;
}

/* Help text */
.form-help {
    font-size: var(--font-size-sm);
    color: #666;
    margin-top: var(--spacing-xs);
    line-height: var(--line-height-normal);
}

/* Validation feedback */
.invalid-feedback {
    font-size: var(--font-size-sm);
    color: var(--danger);
    margin-top: var(--spacing-xs);
    display: none;
}

.valid-feedback {
    font-size: var(--font-size-sm);
    color: var(--success);
    margin-top: var(--spacing-xs);
    display: none;
}

.is-invalid ~ .invalid-feedback {
    display: block;
}

.is-valid ~ .valid-feedback {
    display: block;
}

/* Form actions */
.form-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--medium-gray);
}

.form-actions.centered {
    justify-content: center;
}

.form-actions.space-between {
    justify-content: space-between;
}

/* File upload */
.file-upload {
    position: relative;
    display: inline-block;
    cursor: pointer;
}

.file-upload input[type="file"] {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.file-upload-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 12px 16px;
    border: 2px dashed var(--medium-gray);
    border-radius: var(--border-radius-md);
    background-color: var(--light-gray);
    color: var(--dark-gray);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-normal);
}

.file-upload:hover .file-upload-label {
    border-color: var(--qk-accent-blue);
    background-color: rgb(11 79 156 / 5%);
    color: var(--qk-accent-blue);
}

/* Responsive forms */
@media (width <= 768px) {
    .form-row .form-group {
        margin-bottom: var(--spacing-lg);
    }
    
    .input-group {
        flex-direction: column;
    }
    
    .input-group .form-input,
    .input-group .input-group-text {
        border-radius: var(--border-radius-md);
        border: 2px solid var(--medium-gray);
    }
    
    .input-group .form-input + .input-group-text {
        border-top: none;
        border-radius: 0 0 var(--border-radius-md) var(--border-radius-md);
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .form-actions {
        flex-direction: column-reverse;
    }
    
    .form-actions .btn {
        width: 100%;
    }
    
    .search-form {
        max-width: 100%;
    }
}