/**
 * Forms Component
 * ThinQShopping Platform
 * All form element styles
 */

/* ===== BASE INPUT ===== */
.form-input {
    width: 100%;
    padding: var(--input-padding-y) var(--input-padding-x);
    font-size: var(--font-size-base);
    font-family: var(--font-primary);
    color: var(--color-gray-800);
    background: var(--color-white);
    border: var(--border-width-thin) solid var(--input-border-color);
    border-radius: var(--input-border-radius);
    transition: var(--transition-base);
}

.form-input:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    border-color: var(--color-primary);
}

.form-input:disabled {
    background: var(--color-gray-100);
    cursor: not-allowed;
    opacity: 0.6;
}

.form-input::placeholder {
    color: var(--color-gray-400);
}

/* ===== TEXTAREA ===== */
.form-textarea {
    min-height: 100px;
    resize: vertical;
}

/* ===== SELECT ===== */
.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23475569' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* ===== CHECKBOX & RADIO ===== */
.form-checkbox,
.form-radio {
    width: 1.125rem;
    height: 1.125rem;
    border: var(--border-width-medium) solid var(--color-gray-300);
    cursor: pointer;
    transition: var(--transition-base);
}

.form-checkbox {
    border-radius: var(--border-radius-sm);
}

.form-radio {
    border-radius: 50%;
}

.form-checkbox:checked,
.form-radio:checked {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

/* ===== FORM GROUP ===== */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-sm);
}

.form-label--required::after {
    content: "*";
    color: var(--color-danger);
    margin-left: var(--spacing-xs);
}

.form-help {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    margin-top: var(--spacing-xs);
}

.form-error {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-danger);
    margin-top: var(--spacing-xs);
}

/* ===== INPUT GROUPS ===== */
.input-group {
    display: flex;
    gap: var(--spacing-sm);
}

.input-group .form-input {
    flex: 1;
}

/* ===== SEARCH INPUT ===== */
.search-input-group {
    display: flex;
    gap: var(--spacing-sm);
}

.search-input-group .form-input {
    flex: 1;
}

/* ===== QUANTITY INPUT ===== */
.qty-input {
    width: var(--qty-input-width);
    height: var(--qty-btn-size);
    text-align: center;
    border: var(--border-width-thin) solid var(--color-gray-200);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-bold);
}

.qty-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* ===== FORM VALIDATION STATES ===== */
.form-input--error {
    border-color: var(--color-danger);
}

.form-input--error:focus {
    outline-color: var(--color-danger);
}

.form-input--success {
    border-color: var(--color-success);
}

.form-input--success:focus {
    outline-color: var(--color-success);
}

/* ===== FILE INPUT ===== */
.form-file {
    display: block;
    width: 100%;
    padding: var(--spacing-sm);
    border: var(--border-width-thin) dashed var(--color-gray-300);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-base);
}

.form-file:hover {
    border-color: var(--color-primary);
    background: var(--color-gray-50);
}