/**
 * XPEL Korea Blog - XPEL.com Style
 * Category-based blog layout with featured posts
 */

/* ==========================================================================
   Blog Hero (Featured + Latest Sidebar)
   ========================================================================== */
.blog-hero {
    background-color: var(--color-gray-900);
    padding: calc(var(--header-height) + var(--space-6)) var(--space-6) var(--space-8);
}

.blog-hero__inner {
    max-width: var(--container-xl);
    margin-inline: auto;
}

.blog-hero__header {
    text-align: center;
    margin-bottom: var(--space-6);
}

.blog-hero__title {
    font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
    font-weight: var(--font-bold);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

/* Category Tabs */
.blog-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-1);
    margin-bottom: var(--space-8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: var(--space-4);
}

.blog-tab {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: rgba(255, 255, 255, 0.6);
    background: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    border-radius: var(--radius-md);
}

.blog-tab:hover {
    color: var(--color-white);
    background-color: rgba(255, 255, 255, 0.1);
}

.blog-tab.is-active {
    color: var(--color-white);
    background-color: var(--color-gold);
}

/* Featured Layout */
.blog-featured {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: var(--space-6);
}

@media (max-width: 992px) {
    .blog-featured {
        grid-template-columns: 1fr;
    }
}

/* Main Featured Post */
.blog-featured__main {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    aspect-ratio: 16 / 10;
}

.blog-featured__main-image {
    position: absolute;
    inset: 0;
}

.blog-featured__main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-featured__main-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.3) 50%, transparent 100%);
}

.blog-featured__main-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-6);
    color: var(--color-white);
}

.blog-featured__main-category {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background-color: var(--color-gold);
    color: var(--color-black);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-3);
}

.blog-featured__main-title {
    font-size: clamp(var(--text-xl), 3vw, var(--text-2xl));
    font-weight: var(--font-bold);
    line-height: 1.3;
    margin-bottom: var(--space-2);
}

.blog-featured__main-title a {
    color: inherit;
    text-decoration: none;
}

.blog-featured__main-title a:hover {
    text-decoration: underline;
}

.blog-featured__main-excerpt {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.8);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Sidebar Latest Posts */
.blog-featured__sidebar {
    display: flex;
    flex-direction: column;
}

.blog-featured__sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.blog-featured__sidebar-title {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.blog-featured__sidebar-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    flex: 1;
}

/* Sidebar Post Item */
.blog-sidebar-item {
    display: flex;
    gap: var(--space-3);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.blog-sidebar-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.blog-sidebar-item__image {
    width: 80px;
    height: 60px;
    border-radius: var(--radius-md);
    overflow: hidden;
    flex-shrink: 0;
}

.blog-sidebar-item__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-sidebar-item__content {
    flex: 1;
    min-width: 0;
}

.blog-sidebar-item__category {
    font-size: 10px;
    font-weight: var(--font-semibold);
    color: var(--color-gold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.blog-sidebar-item__title {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-white);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-sidebar-item__title a {
    color: inherit;
    text-decoration: none;
}

.blog-sidebar-item__title a:hover {
    color: var(--color-gold);
}

/* ==========================================================================
   Category Sections
   ========================================================================== */
.blog-category-section {
    padding: var(--space-12) var(--space-6);
}

.blog-category-section:nth-child(odd) {
    background-color: var(--color-white);
}

.blog-category-section:nth-child(even) {
    background-color: var(--color-gray-50);
}

.blog-category-section--dark {
    background-color: var(--color-gray-900) !important;
}

.blog-category-section--dark .blog-section__title,
.blog-category-section--dark .blog-card__title a {
    color: var(--color-white);
}

.blog-category-section--dark .blog-card__excerpt {
    color: rgba(255, 255, 255, 0.7);
}

.blog-section__inner {
    max-width: var(--container-xl);
    margin-inline: auto;
}

.blog-section__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-8);
}

.blog-section__title {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--color-black);
}

.blog-section__view-all {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-gray-600);
    text-decoration: none;
    padding: var(--space-2) var(--space-4);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.blog-section__view-all:hover {
    border-color: var(--color-black);
    color: var(--color-black);
}

.blog-category-section--dark .blog-section__view-all {
    border-color: rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.7);
}

.blog-category-section--dark .blog-section__view-all:hover {
    border-color: var(--color-white);
    color: var(--color-white);
}

.blog-section__view-all .icon {
    width: 14px;
    height: 14px;
}

/* ==========================================================================
   Blog Grid Layouts
   ========================================================================== */

/* Layout 1: Large left + 2 small right */
.blog-grid--layout-1 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: var(--space-6);
}

.blog-grid--layout-1 .blog-card:first-child {
    grid-row: span 2;
}

@media (max-width: 768px) {
    .blog-grid--layout-1 {
        grid-template-columns: 1fr;
    }
    
    .blog-grid--layout-1 .blog-card:first-child {
        grid-row: span 1;
    }
}

/* Layout 2: 2 columns equal */
.blog-grid--layout-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

@media (max-width: 768px) {
    .blog-grid--layout-2 {
        grid-template-columns: 1fr;
    }
}

/* Layout 3: 1 large + 4 small (2x2 grid) */
.blog-grid--layout-3 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
}

.blog-grid--layout-3 .blog-card--large {
    grid-row: span 2;
}

.blog-grid--layout-3 .blog-grid__right {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: var(--space-4);
}

@media (max-width: 992px) {
    .blog-grid--layout-3 {
        grid-template-columns: 1fr;
    }
}

/* Layout 4: Featured + sidebar list */
.blog-grid--layout-4 {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: var(--space-6);
}

.blog-grid--layout-4 .blog-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

@media (max-width: 992px) {
    .blog-grid--layout-4 {
        grid-template-columns: 1fr;
    }
}

/* Layout 5: 4 columns */
.blog-grid--layout-5 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
}

@media (max-width: 992px) {
    .blog-grid--layout-5 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .blog-grid--layout-5 {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   Blog Cards
   ========================================================================== */
.blog-card {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background-color: var(--color-white);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* Card with Image Overlay */
.blog-card--overlay {
    aspect-ratio: 16 / 10;
    background-color: var(--color-gray-900);
}

.blog-card--overlay .blog-card__image {
    position: absolute;
    inset: 0;
}

.blog-card--overlay .blog-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.blog-card--overlay:hover .blog-card__image img {
    transform: scale(1.05);
}

.blog-card--overlay .blog-card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.2) 60%, transparent 100%);
}

.blog-card--overlay .blog-card__content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-5);
    color: var(--color-white);
}

.blog-card--overlay .blog-card__title a {
    color: inherit;
}

/* Card - Large */
.blog-card--large {
    aspect-ratio: auto;
    min-height: 400px;
}

.blog-card--large .blog-card__title {
    font-size: var(--text-xl);
}

/* Card - Standard (Image Top) */
.blog-card--standard .blog-card__image {
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.blog-card--standard .blog-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.blog-card--standard:hover .blog-card__image img {
    transform: scale(1.05);
}

.blog-card--standard .blog-card__content {
    padding: var(--space-4);
}

/* Card Elements */
.blog-card__category {
    display: inline-block;
    padding: var(--space-1) var(--space-2);
    font-size: 10px;
    font-weight: var(--font-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background-color: var(--color-gold);
    color: var(--color-black);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-2);
}

.blog-card__title {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    line-height: 1.4;
    margin-bottom: var(--space-2);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card__title a {
    color: var(--color-black);
    text-decoration: none;
}

.blog-card__title a:hover {
    color: var(--color-gold);
}

.blog-card__excerpt {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card__date {
    font-size: var(--text-xs);
    color: var(--color-gray-500);
    margin-top: var(--space-2);
}

/* ==========================================================================
   Blog List Item (for sidebar lists)
   ========================================================================== */
.blog-list-item {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--color-gray-200);
}

.blog-list-item:last-child {
    border-bottom: none;
}

.blog-list-item__image {
    width: 120px;
    height: 80px;
    border-radius: var(--radius-md);
    overflow: hidden;
    flex-shrink: 0;
}

.blog-list-item__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-list-item__content {
    flex: 1;
    min-width: 0;
}

.blog-list-item__category {
    font-size: 10px;
    font-weight: var(--font-bold);
    color: var(--color-gold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-1);
}

.blog-list-item__title {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-black);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-list-item__title a {
    color: inherit;
    text-decoration: none;
}

.blog-list-item__title a:hover {
    color: var(--color-gold);
}

/* Dark variant */
.blog-category-section--dark .blog-list-item {
    border-color: rgba(255, 255, 255, 0.1);
}

.blog-category-section--dark .blog-list-item__title {
    color: var(--color-white);
}

/* ==========================================================================
   CTA Section
   ========================================================================== */
.blog-cta {
    padding: var(--space-16) var(--space-6);
    background-color: var(--color-black);
    text-align: center;
}

.blog-cta__inner {
    max-width: var(--container-md);
    margin-inline: auto;
}

.blog-cta__title {
    font-size: clamp(var(--text-xl), 3vw, var(--text-3xl));
    font-weight: var(--font-bold);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.blog-cta__text {
    font-size: var(--text-base);
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-6);
}

.blog-cta__form {
    display: flex;
    gap: var(--space-3);
    max-width: 500px;
    margin-inline: auto;
}

.blog-cta__input {
    flex: 1;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    color: var(--color-white);
}

.blog-cta__input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.blog-cta__input:focus {
    outline: none;
    border-color: var(--color-gold);
}

@media (max-width: 576px) {
    .blog-cta__form {
        flex-direction: column;
    }
}

/* ==========================================================================
   Single Post Styles
   ========================================================================== */
.single-post-header {
    padding: calc(var(--header-height) + var(--space-12)) var(--space-6) var(--space-12);
    background-color: var(--color-black);
}

.single-post-header__inner {
    max-width: var(--container-md);
    margin-inline: auto;
    text-align: center;
}

.single-post-header__category {
    display: inline-block;
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-gold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-4);
}

.single-post-header__title {
    font-size: clamp(var(--text-2xl), 5vw, var(--text-4xl));
    font-weight: var(--font-bold);
    color: var(--color-white);
    margin-bottom: var(--space-6);
    line-height: 1.2;
}

.single-post-header__meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-6);
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--text-sm);
}

/* Single Post Content */
.single-post-content {
    padding: var(--space-12) var(--space-6);
    background-color: var(--color-white);
}

.single-post-content__inner {
    max-width: var(--container-sm);
    margin-inline: auto;
}

/* Featured Image */
.single-post-featured {
    margin-top: calc(-1 * var(--space-16));
    margin-bottom: var(--space-8);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.single-post-featured img {
    width: 100%;
    height: auto;
    display: block;
}

/* Post Content */
.single-post-body {
    font-size: var(--text-lg);
    color: var(--color-gray-700);
    line-height: 1.8;
}

.single-post-body h2,
.single-post-body h3 {
    color: var(--color-black);
    margin-top: var(--space-8);
    margin-bottom: var(--space-4);
}

.single-post-body p {
    margin-bottom: var(--space-6);
}

.single-post-body img {
    max-width: 100%;
    border-radius: var(--radius-lg);
    margin: var(--space-8) 0;
}

/* Related Posts */
.related-posts {
    padding: var(--space-12) var(--space-6);
    background-color: var(--color-gray-50);
}

.related-posts__inner {
    max-width: var(--container-lg);
    margin-inline: auto;
}

.related-posts__title {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--color-black);
    text-align: center;
    margin-bottom: var(--space-8);
}

.related-posts__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

@media (max-width: 768px) {
    .related-posts__grid {
        grid-template-columns: 1fr;
    }
}