/**
 * Component Styles
 * Buttons, cards, forms, badges, alerts
 *
 * @package Enravo\Theme
 */

/* ==========================================================================
   Buttons
   ========================================================================== */

.erv-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--erv-spacing-sm);
    padding: var(--erv-spacing-sm) var(--erv-spacing-lg);
    font-size: var(--erv-font-size-sm);
    font-weight: var(--erv-font-weight-medium);
    line-height: 1.5;
    text-align: center;
    white-space: nowrap;
    border: 1px solid transparent;
    border-radius: var(--erv-border-radius);
    cursor: pointer;
    transition: all var(--erv-transition);
}

.erv-btn:focus-visible {
    outline: 2px solid var(--erv-color-primary);
    outline-offset: 2px;
}

.erv-btn:disabled,
.erv-btn[disabled] {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Button variants */
.erv-btn--primary {
    background-color: var(--erv-color-primary);
    color: white;
}

.erv-btn--primary:hover:not(:disabled) {
    background-color: var(--erv-color-primary-hover);
    color: white;
}

.erv-btn--secondary {
    background-color: var(--erv-color-secondary);
    color: white;
}

.erv-btn--secondary:hover:not(:disabled) {
    background-color: var(--erv-color-secondary-hover);
    color: white;
}

.erv-btn--outline {
    background-color: transparent;
    border-color: var(--erv-color-border-dark);
    color: var(--erv-color-text);
}

.erv-btn--outline:hover:not(:disabled) {
    background-color: var(--erv-color-surface);
    border-color: var(--erv-color-text);
}

.erv-btn--ghost {
    background-color: transparent;
    color: var(--erv-color-text);
}

.erv-btn--ghost:hover:not(:disabled) {
    background-color: var(--erv-color-surface);
}

/* Button sizes */
.erv-btn--sm {
    padding: var(--erv-spacing-xs) var(--erv-spacing-md);
    font-size: var(--erv-font-size-xs);
}

.erv-btn--lg {
    padding: var(--erv-spacing-md) var(--erv-spacing-xl);
    font-size: var(--erv-font-size-base);
}

.erv-btn--full {
    width: 100%;
}

/* ==========================================================================
   Forms
   ========================================================================== */

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

.erv-label {
    display: block;
    margin-bottom: var(--erv-spacing-xs);
    font-size: var(--erv-font-size-sm);
    font-weight: var(--erv-font-weight-medium);
    color: var(--erv-color-text);
}

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

.erv-input,
.erv-select,
.erv-textarea {
    display: block;
    width: 100%;
    padding: var(--erv-spacing-sm) var(--erv-spacing-md);
    font-size: var(--erv-font-size-base);
    line-height: 1.5;
    color: var(--erv-color-text);
    background-color: var(--erv-color-background);
    border: 1px solid var(--erv-color-border);
    border-radius: var(--erv-border-radius);
    transition: border-color var(--erv-transition), box-shadow var(--erv-transition);
}

.erv-input:focus,
.erv-select:focus,
.erv-textarea:focus {
    border-color: var(--erv-color-primary);
    box-shadow: 0 0 0 3px var(--erv-color-primary-light);
    outline: none;
}

.erv-input::placeholder,
.erv-textarea::placeholder {
    color: var(--erv-color-text-light);
}

.erv-input--error,
.erv-select--error,
.erv-textarea--error {
    border-color: var(--erv-color-error);
}

.erv-input--error:focus,
.erv-select--error:focus,
.erv-textarea--error:focus {
    box-shadow: 0 0 0 3px var(--erv-color-error-light);
}

.erv-textarea {
    min-height: 120px;
    resize: vertical;
}

.erv-select {
    appearance: none;
    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 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right var(--erv-spacing-sm) center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
}

.erv-checkbox,
.erv-radio {
    display: inline-flex;
    align-items: center;
    gap: var(--erv-spacing-sm);
    cursor: pointer;
}

.erv-checkbox input,
.erv-radio input {
    width: 1rem;
    height: 1rem;
    accent-color: var(--erv-color-primary);
}

.erv-form-hint {
    margin-top: var(--erv-spacing-xs);
    font-size: var(--erv-font-size-sm);
    color: var(--erv-color-text-muted);
}

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

/* ==========================================================================
   Badges
   ========================================================================== */

.erv-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--erv-spacing-xs) var(--erv-spacing-sm);
    font-size: var(--erv-font-size-xs);
    font-weight: var(--erv-font-weight-medium);
    line-height: 1;
    border-radius: var(--erv-border-radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.erv-badge--sale {
    background-color: var(--erv-color-error);
    color: white;
}

.erv-badge--featured {
    background-color: var(--erv-color-warning);
    color: white;
}

.erv-badge--new {
    background-color: var(--erv-color-success);
    color: white;
}

.erv-badge--out-of-stock {
    background-color: var(--erv-color-secondary);
    color: white;
}

.erv-badge--info {
    background-color: var(--erv-color-info-light);
    color: var(--erv-color-info);
}

/* ==========================================================================
   Alerts
   ========================================================================== */

.erv-alert {
    display: flex;
    gap: var(--erv-spacing-md);
    padding: var(--erv-spacing-md);
    border-radius: var(--erv-border-radius);
    font-size: var(--erv-font-size-sm);
}

.erv-alert--success {
    background-color: var(--erv-color-success-light);
    color: #166534;
}

.erv-alert--warning {
    background-color: var(--erv-color-warning-light);
    color: #92400e;
}

.erv-alert--error {
    background-color: var(--erv-color-error-light);
    color: #991b1b;
}

.erv-alert--info {
    background-color: var(--erv-color-info-light);
    color: #1e40af;
}

/* ==========================================================================
   Cards (Base)
   ========================================================================== */

.erv-card {
    background-color: var(--erv-color-background);
    border: 1px solid var(--erv-color-border);
    border-radius: var(--erv-border-radius-lg);
    overflow: hidden;
    transition: box-shadow var(--erv-transition), transform var(--erv-transition);
}

.erv-card:hover {
    box-shadow: var(--erv-shadow-md);
}

/* ==========================================================================
   Product Card
   ========================================================================== */

.erv-card-product {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.erv-card-product__image-wrapper {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    background-color: var(--erv-color-surface);
}

.erv-card-product__image-link {
    display: block;
    width: 100%;
    height: 100%;
}

.erv-card-product__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--erv-transition-slow);
}

.erv-card-product:hover .erv-card-product__image {
    transform: scale(1.05);
}

.erv-card-product__badges {
    position: absolute;
    top: var(--erv-spacing-sm);
    left: var(--erv-spacing-sm);
    display: flex;
    flex-direction: column;
    gap: var(--erv-spacing-xs);
}

.erv-card-product__content {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    padding: var(--erv-spacing-md);
}

.erv-card-product__category {
    font-size: var(--erv-font-size-xs);
    color: var(--erv-color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--erv-spacing-xs);
}

.erv-card-product__title {
    font-size: var(--erv-font-size-base);
    font-weight: var(--erv-font-weight-medium);
    line-height: var(--erv-line-height-tight);
    margin-bottom: var(--erv-spacing-sm);
}

.erv-card-product__title a:hover {
    color: var(--erv-color-primary);
}

.erv-card-product__rating {
    margin-bottom: var(--erv-spacing-sm);
}

.erv-card-product__rating .star-rating {
    display: inline-flex;
    font-size: var(--erv-font-size-sm);
    color: var(--erv-color-warning);
}

.erv-card-product__price {
    font-size: var(--erv-font-size-lg);
    font-weight: var(--erv-font-weight-semibold);
    color: var(--erv-color-text);
    margin-top: auto;
}

.erv-card-product__price del {
    font-size: var(--erv-font-size-sm);
    font-weight: var(--erv-font-weight-normal);
    color: var(--erv-color-text-muted);
    margin-right: var(--erv-spacing-xs);
}

.erv-card-product__price ins {
    text-decoration: none;
    color: var(--erv-color-error);
}

.erv-card-product__meta {
    margin-top: var(--erv-spacing-sm);
    padding-top: var(--erv-spacing-sm);
    border-top: 1px solid var(--erv-color-border);
}

.erv-card-product__meta-item {
    font-size: var(--erv-font-size-sm);
    color: var(--erv-color-text-muted);
}

.erv-card-product__meta-label {
    font-weight: var(--erv-font-weight-medium);
}

.erv-card-product__attributes {
    display: flex;
    flex-wrap: wrap;
    gap: var(--erv-spacing-xs);
    margin-top: var(--erv-spacing-sm);
}

.erv-card-product__attribute {
    padding: var(--erv-spacing-xs) var(--erv-spacing-sm);
    font-size: var(--erv-font-size-xs);
    background-color: var(--erv-color-surface);
    border-radius: var(--erv-border-radius-sm);
}

.erv-card-product__actions {
    padding: var(--erv-spacing-md);
    padding-top: 0;
}

/* Product card variants */
.erv-card-product--compact .erv-card-product__content {
    padding: var(--erv-spacing-sm);
}

.erv-card-product--compact .erv-card-product__title {
    font-size: var(--erv-font-size-sm);
}

.erv-card-product--compact .erv-card-product__price {
    font-size: var(--erv-font-size-base);
}

.erv-card-product--featured {
    border-color: var(--erv-color-primary);
}

.erv-card-product--out-of-stock {
    opacity: 0.7;
}

.erv-card-product--out-of-stock .erv-card-product__image {
    filter: grayscale(50%);
}

/* ==========================================================================
   Post Card
   ========================================================================== */

.erv-card-post {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.erv-card-post__image-wrapper {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

.erv-card-post__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--erv-transition-slow);
}

.erv-card-post:hover .erv-card-post__image {
    transform: scale(1.05);
}

.erv-card-post__content {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    padding: var(--erv-spacing-md);
}

.erv-card-post__category {
    display: inline-block;
    font-size: var(--erv-font-size-xs);
    font-weight: var(--erv-font-weight-medium);
    color: var(--erv-color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--erv-spacing-sm);
}

.erv-card-post__category:hover {
    color: var(--erv-color-primary-hover);
}

.erv-card-post__title {
    font-size: var(--erv-font-size-lg);
    font-weight: var(--erv-font-weight-semibold);
    line-height: var(--erv-line-height-tight);
    margin-bottom: var(--erv-spacing-sm);
}

.erv-card-post__title a:hover {
    color: var(--erv-color-primary);
}

.erv-card-post__excerpt {
    font-size: var(--erv-font-size-sm);
    color: var(--erv-color-text-muted);
    line-height: var(--erv-line-height-relaxed);
    margin-bottom: var(--erv-spacing-md);
}

.erv-card-post__meta {
    display: flex;
    align-items: center;
    gap: var(--erv-spacing-md);
    margin-top: auto;
    font-size: var(--erv-font-size-sm);
    color: var(--erv-color-text-muted);
}

/* ==========================================================================
   Icons
   ========================================================================== */

.erv-icon {
    flex-shrink: 0;
    width: 1em;
    height: 1em;
}

/* ==========================================================================
   Loading
   ========================================================================== */

.erv-loading {
    display: inline-block;
    width: 1.25rem;
    height: 1.25rem;
    border: 2px solid var(--erv-color-border);
    border-top-color: var(--erv-color-primary);
    border-radius: 50%;
    animation: erv-spin 0.75s linear infinite;
}

@keyframes erv-spin {
    to {
        transform: rotate(360deg);
    }
}