/**
 * Skeleton Loading CSS
 * Provides loading placeholders for shop pages
 * Supports light/dark mode and RTL/LTR
 */

/* ===========================================
   Base Skeleton Styles
   =========================================== */

.skeleton {
    background: linear-gradient(
        90deg,
        #e5e7eb 0%,
        #f3f4f6 50%,
        #e5e7eb 100%
    );
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
    border-radius: 0.5rem;
}

/* Dark mode skeleton */
.dark .skeleton {
    background: linear-gradient(
        90deg,
        #374151 0%,
        #4b5563 50%,
        #374151 100%
    );
    background-size: 200% 100%;
}

/* RTL Support */
[dir="rtl"] .skeleton {
    animation: skeleton-shimmer-rtl 1.5s ease-in-out infinite;
}

/* Shimmer Animation */
@keyframes skeleton-shimmer {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

@keyframes skeleton-shimmer-rtl {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

/* ===========================================
   Skeleton Container
   =========================================== */

.skeleton-container {
    position: relative;
    overflow: hidden;
}

.skeleton-wrapper {
    transition: opacity 0.3s ease-out;
}

.skeleton-wrapper.hidden {
    opacity: 0;
    pointer-events: none;
    position: absolute;
    visibility: hidden;
}

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

.skeleton-product-card {
    background: white;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    border: 1px solid #e5e7eb;
}

.dark .skeleton-product-card {
    background: #3a3a3a;
    border-color: #4a4a4a;
}

.skeleton-product-image {
    width: 100%;
    aspect-ratio: 4/3;
    background: linear-gradient(
        90deg,
        #e5e7eb 0%,
        #f3f4f6 50%,
        #e5e7eb 100%
    );
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

.dark .skeleton-product-image {
    background: linear-gradient(
        90deg,
        #374151 0%,
        #4b5563 50%,
        #374151 100%
    );
    background-size: 200% 100%;
}

.skeleton-product-content {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.skeleton-product-badge {
    width: 4rem;
    height: 1.25rem;
    border-radius: 9999px;
}

.skeleton-product-title {
    width: 100%;
    height: 1.5rem;
    border-radius: 0.375rem;
}

.skeleton-product-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skeleton-product-spec {
    width: 5rem;
    height: 1rem;
    border-radius: 0.25rem;
}

.skeleton-product-price {
    width: 6rem;
    height: 2rem;
    border-radius: 0.375rem;
}

.skeleton-product-buttons {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.skeleton-product-button {
    flex: 1;
    height: 2.5rem;
    border-radius: 0.5rem;
}

.skeleton-product-button-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.5rem;
}

/* ===========================================
   Offer Card Skeleton
   =========================================== */

.skeleton-offer-card {
    background: white;
    border-radius: 1.5rem;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    border: 1px solid #e5e7eb;
    min-height: 400px;
}

.dark .skeleton-offer-card {
    background: #3a3a3a;
    border-color: #4a4a4a;
}

.skeleton-offer-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(
        90deg,
        #e5e7eb 0%,
        #f3f4f6 50%,
        #e5e7eb 100%
    );
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

.dark .skeleton-offer-image {
    background: linear-gradient(
        90deg,
        #374151 0%,
        #4b5563 50%,
        #374151 100%
    );
    background-size: 200% 100%;
}

.skeleton-offer-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skeleton-offer-badge {
    width: 5rem;
    height: 1.5rem;
    border-radius: 9999px;
}

.skeleton-offer-title {
    width: 80%;
    height: 1.75rem;
    border-radius: 0.375rem;
}

.skeleton-offer-countdown {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
}

.skeleton-offer-countdown-item {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 0.5rem;
}

.skeleton-offer-price-row {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.skeleton-offer-price {
    width: 6rem;
    height: 2rem;
    border-radius: 0.375rem;
}

.skeleton-offer-old-price {
    width: 4rem;
    height: 1.25rem;
    border-radius: 0.25rem;
}

.skeleton-offer-button {
    width: 100%;
    height: 3rem;
    border-radius: 0.75rem;
}

/* ===========================================
   Category Card Skeleton
   =========================================== */

.skeleton-category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.skeleton-category-circle {
    width: 7rem;
    height: 7rem;
    border-radius: 9999px;
    background: linear-gradient(
        90deg,
        #e5e7eb 0%,
        #f3f4f6 50%,
        #e5e7eb 100%
    );
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.dark .skeleton-category-circle {
    background: linear-gradient(
        90deg,
        #374151 0%,
        #4b5563 50%,
        #374151 100%
    );
    background-size: 200% 100%;
}

@media (min-width: 768px) {
    .skeleton-category-circle {
        width: 8rem;
        height: 8rem;
    }
}

.skeleton-category-name {
    width: 5rem;
    height: 1rem;
    border-radius: 0.25rem;
}

/* ===========================================
   Brand Card Skeleton
   =========================================== */

.skeleton-brand-card {
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: 1rem;
    padding: 1rem;
    border: 1px solid #e5e7eb;
    min-width: 120px;
    height: 80px;
}

.dark .skeleton-brand-card {
    background: #3a3a3a;
    border-color: #4a4a4a;
}

.skeleton-brand-logo {
    width: 80px;
    height: 40px;
    border-radius: 0.5rem;
    background: linear-gradient(
        90deg,
        #e5e7eb 0%,
        #f3f4f6 50%,
        #e5e7eb 100%
    );
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

.dark .skeleton-brand-logo {
    background: linear-gradient(
        90deg,
        #374151 0%,
        #4b5563 50%,
        #374151 100%
    );
    background-size: 200% 100%;
}

/* ===========================================
   Hero Section Skeleton
   =========================================== */

.skeleton-hero {
    padding: 2rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 1280px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .skeleton-hero {
        flex-direction: row;
        padding: 3rem 2rem;
        gap: 3rem;
    }
}

.skeleton-hero-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skeleton-hero-badge {
    width: 8rem;
    height: 1.5rem;
    border-radius: 9999px;
}

.skeleton-hero-title {
    width: 100%;
    height: 3rem;
    border-radius: 0.5rem;
}

.skeleton-hero-subtitle {
    width: 80%;
    height: 1.5rem;
    border-radius: 0.375rem;
}

.skeleton-hero-description {
    width: 90%;
    height: 1rem;
    border-radius: 0.25rem;
}

.skeleton-hero-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.skeleton-hero-button {
    width: 10rem;
    height: 3rem;
    border-radius: 0.75rem;
}

.skeleton-hero-image {
    flex: 1;
    min-height: 300px;
    border-radius: 1.5rem;
    background: linear-gradient(
        90deg,
        #e5e7eb 0%,
        #f3f4f6 50%,
        #e5e7eb 100%
    );
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

.dark .skeleton-hero-image {
    background: linear-gradient(
        90deg,
        #374151 0%,
        #4b5563 50%,
        #374151 100%
    );
    background-size: 200% 100%;
}

/* ===========================================
   Detail Page Skeleton
   =========================================== */

.skeleton-detail {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem 1rem;
}

.skeleton-detail-breadcrumb {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.skeleton-detail-breadcrumb-item {
    width: 4rem;
    height: 1rem;
    border-radius: 0.25rem;
}

.skeleton-detail-main {
    display: grid;
    gap: 2rem;
}

@media (min-width: 1024px) {
    .skeleton-detail-main {
        grid-template-columns: 1.2fr 0.8fr;
    }
}

.skeleton-detail-gallery {
    background: white;
    border-radius: 1.5rem;
    padding: 2rem;
    border: 1px solid #e5e7eb;
}

.dark .skeleton-detail-gallery {
    background: #3a3a3a;
    border-color: #4a4a4a;
}

.skeleton-detail-main-image {
    width: 100%;
    height: 400px;
    border-radius: 1.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(
        90deg,
        #e5e7eb 0%,
        #f3f4f6 50%,
        #e5e7eb 100%
    );
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

.dark .skeleton-detail-main-image {
    background: linear-gradient(
        90deg,
        #374151 0%,
        #4b5563 50%,
        #374151 100%
    );
    background-size: 200% 100%;
}

.skeleton-detail-thumbnails {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.75rem;
}

.skeleton-detail-thumbnail {
    aspect-ratio: 1;
    border-radius: 1rem;
    background: linear-gradient(
        90deg,
        #e5e7eb 0%,
        #f3f4f6 50%,
        #e5e7eb 100%
    );
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

.dark .skeleton-detail-thumbnail {
    background: linear-gradient(
        90deg,
        #374151 0%,
        #4b5563 50%,
        #374151 100%
    );
    background-size: 200% 100%;
}

.skeleton-detail-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.skeleton-detail-title {
    width: 100%;
    height: 2.5rem;
    border-radius: 0.5rem;
}

.skeleton-detail-subtitle {
    width: 70%;
    height: 1.5rem;
    border-radius: 0.375rem;
}

.skeleton-detail-price-box {
    background: white;
    border-radius: 1rem;
    padding: 1.5rem;
    border: 1px solid #e5e7eb;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.dark .skeleton-detail-price-box {
    background: #3a3a3a;
    border-color: #4a4a4a;
}

.skeleton-detail-price {
    width: 8rem;
    height: 2.5rem;
    border-radius: 0.5rem;
}

.skeleton-detail-stock {
    width: 6rem;
    height: 1.5rem;
    border-radius: 0.375rem;
}

.skeleton-detail-specs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.skeleton-detail-spec {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 1rem;
    background: #f9fafb;
    border-radius: 0.75rem;
}

.dark .skeleton-detail-spec {
    background: #2a2a2a;
}

.skeleton-detail-spec-label {
    width: 4rem;
    height: 0.875rem;
    border-radius: 0.25rem;
}

.skeleton-detail-spec-value {
    width: 6rem;
    height: 1.25rem;
    border-radius: 0.375rem;
}

.skeleton-detail-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.skeleton-detail-action-btn {
    flex: 1;
    height: 3.5rem;
    border-radius: 0.75rem;
}

/* ===========================================
   Carousel/Grid Skeleton Containers
   =========================================== */

.skeleton-brands-grid {
    display: flex;
    gap: 1rem;
    overflow: hidden;
    padding: 1rem 0;
}

.skeleton-categories-grid {
    display: flex;
    gap: 1.5rem;
    overflow: hidden;
    justify-content: center;
    flex-wrap: wrap;
    padding: 1rem 0;
}

.skeleton-products-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 768px) {
    .skeleton-products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .skeleton-products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.skeleton-offers-grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .skeleton-offers-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .skeleton-offers-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ===========================================
   Section Title Skeleton
   =========================================== */

.skeleton-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    padding: 0 1rem;
}

.skeleton-section-title {
    width: 12rem;
    height: 2rem;
    border-radius: 0.5rem;
}

.skeleton-section-link {
    width: 6rem;
    height: 1.5rem;
    border-radius: 0.375rem;
}

/* ===========================================
   Form Skeleton (Checkout, Register, etc.)
   =========================================== */

.skeleton-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 600px;
    margin: 0 auto;
    padding: 2rem;
}

.skeleton-form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.skeleton-form-label {
    width: 6rem;
    height: 1rem;
    border-radius: 0.25rem;
}

.skeleton-form-input {
    width: 100%;
    height: 3rem;
    border-radius: 0.5rem;
}

.skeleton-form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.skeleton-form-submit {
    width: 100%;
    height: 3.5rem;
    border-radius: 0.75rem;
    margin-top: 1rem;
}

/* ===========================================
   Table/Orders Skeleton
   =========================================== */

.skeleton-table {
    width: 100%;
    border-radius: 1rem;
    overflow: hidden;
    border: 1px solid #e5e7eb;
}

.dark .skeleton-table {
    border-color: #4a4a4a;
}

.skeleton-table-header {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
    padding: 1rem;
    background: #f9fafb;
}

.dark .skeleton-table-header {
    background: #2a2a2a;
}

.skeleton-table-header-cell {
    height: 1rem;
    border-radius: 0.25rem;
}

.skeleton-table-row {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
    padding: 1rem;
    border-top: 1px solid #e5e7eb;
}

.dark .skeleton-table-row {
    border-color: #4a4a4a;
}

.skeleton-table-cell {
    height: 1.25rem;
    border-radius: 0.375rem;
}

/* ===========================================
   Compare Page Skeleton
   =========================================== */

.skeleton-compare {
    display: grid;
    gap: 1.5rem;
    padding: 2rem 1rem;
}

@media (min-width: 768px) {
    .skeleton-compare {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .skeleton-compare {
        grid-template-columns: repeat(3, 1fr);
    }
}

.skeleton-compare-card {
    background: white;
    border-radius: 1.5rem;
    overflow: hidden;
    border: 1px solid #e5e7eb;
}

.dark .skeleton-compare-card {
    background: #3a3a3a;
    border-color: #4a4a4a;
}

.skeleton-compare-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(
        90deg,
        #e5e7eb 0%,
        #f3f4f6 50%,
        #e5e7eb 100%
    );
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

.dark .skeleton-compare-image {
    background: linear-gradient(
        90deg,
        #374151 0%,
        #4b5563 50%,
        #374151 100%
    );
    background-size: 200% 100%;
}

.skeleton-compare-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skeleton-compare-title {
    width: 80%;
    height: 1.5rem;
    border-radius: 0.375rem;
}

.skeleton-compare-specs {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.skeleton-compare-spec-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.skeleton-compare-spec-label {
    width: 5rem;
    height: 1rem;
    border-radius: 0.25rem;
}

.skeleton-compare-spec-value {
    width: 6rem;
    height: 1rem;
    border-radius: 0.25rem;
}

/* ===========================================
   Pulse Animation Alternative
   =========================================== */

.skeleton-pulse {
    animation: skeleton-pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes skeleton-pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* ===========================================
   Utility Classes
   =========================================== */

.skeleton-rounded-full {
    border-radius: 9999px;
}

.skeleton-rounded-lg {
    border-radius: 0.5rem;
}

.skeleton-rounded-xl {
    border-radius: 0.75rem;
}

.skeleton-rounded-2xl {
    border-radius: 1rem;
}

.skeleton-rounded-3xl {
    border-radius: 1.5rem;
}

/* Hide actual content while skeleton is showing */
.skeleton-loading .content-actual {
    display: none !important;
}

.skeleton-loading .skeleton-wrapper {
    display: block !important;
}

/* Show actual content when loaded */
.content-loaded .skeleton-wrapper {
    display: none !important;
}

.content-loaded .content-actual {
    display: block !important;
}

/* Fade transition */
.skeleton-fade-in {
    animation: skeleton-fade-in 0.3s ease-out forwards;
}

@keyframes skeleton-fade-in {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.skeleton-fade-out {
    animation: skeleton-fade-out 0.3s ease-out forwards;
}

@keyframes skeleton-fade-out {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}