/**
 * DGA Dynamic Post Carousel - Stylesheet
 *
 * Custom styles for Swiper.js carousel integration.
 *
 * @package DGA_Dynamic_Postloop
 * @since 1.1.0
 */

/* Google Font - Kanit (shared with main CSS) */
@import url('https://fonts.googleapis.com/css2?family=Kanit:wght@300;400;500;600;700&display=swap');

/* ========================================
   CSS Variables
   ======================================== */
:root {
    --dga-carousel-primary-blue: #1e40af;
    --dga-carousel-secondary-blue: #3b82f6;
    --dga-carousel-primary-orange: #f97316;
    --dga-carousel-secondary-orange: #fb923c;
    --dga-carousel-text-dark: #111827;
    --dga-carousel-text-light: #f9fafb;
    --dga-carousel-bg-white: #ffffff;
    --dga-carousel-border-color: #e5e7eb;
    --dga-carousel-shadow: rgba(0, 0, 0, 0.1);
}

/* ========================================
   Main Wrapper (Compact)
   ======================================== */
.dga-carousel-wrapper {
    position: relative;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 45px;
    font-family: 'Kanit', -apple-system, BlinkMacSystemFont, sans-serif;
}

.dga-carousel-wrapper * {
    box-sizing: border-box;
}

/* ========================================
   Swiper Container (Compact)
   ======================================== */
.swiper.dga-carousel {
    width: 100%;
    padding-bottom: 40px;
    overflow: hidden;
}

.swiper.dga-carousel .swiper-wrapper {
    align-items: stretch;
}

.swiper.dga-carousel .swiper-slide {
    height: auto;
    display: flex;
}

/* ========================================
   Card Styles (Compact 20% smaller)
   ======================================== */
.dga-carousel-card {
    display: flex;
    flex-direction: column;
    width: 100%;
    background-color: var(--dga-carousel-bg-white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 3px 5px var(--dga-carousel-shadow),
                0 1px 2px rgba(0, 0, 0, 0.06);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.dga-carousel-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 20px -4px rgba(0, 0, 0, 0.1),
                0 8px 8px -4px rgba(0, 0, 0, 0.04);
}

/* Card Image */
.dga-carousel-card-image {
    position: relative;
    width: 100%;
    overflow: hidden;
    background-color: #f3f4f6;
}

.dga-carousel-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.dga-carousel-card:hover .dga-carousel-card-image img {
    transform: scale(1.05);
}

/* No Image Placeholder */
.dga-carousel-card-image.no-image {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e5e7eb 0%, #d1d5db 100%);
}

.dga-carousel-card-image .no-image-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: #9ca3af;
    text-align: center;
    padding: 20px;
}

.dga-carousel-card-image .no-image-placeholder svg {
    width: 48px;
    height: 48px;
    margin-bottom: 8px;
    opacity: 0.6;
}

.dga-carousel-card-image .no-image-placeholder span {
    font-family: 'Kanit', sans-serif;
    font-size: 0.75rem;
    font-weight: 400;
}

/* Custom No Image */
.dga-carousel-card-image .no-image-custom {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Lazy Load Preloader */
.dga-carousel-card-image .swiper-lazy-preloader {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border: 3px solid var(--dga-carousel-border-color);
    border-top-color: var(--dga-carousel-primary-blue);
    border-radius: 50%;
    animation: dga-carousel-spin 0.8s linear infinite;
}

@keyframes dga-carousel-spin {
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Card Badge (Compact) */
.dga-carousel-card-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    padding: 4px 8px;
    border-radius: 5px;
    font-family: 'Kanit', sans-serif;
    font-size: 0.65rem;
    font-weight: 500;
    z-index: 2;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
    max-width: 120px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dga-carousel-card-badge.orange-badge {
    background: linear-gradient(135deg, #f97316, #ea580c);
    color: var(--dga-carousel-text-light);
}

.dga-carousel-card-badge.gold-badge {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: #78350f;
}

/* Card Content (Compact) */
.dga-carousel-card-content {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    padding: 12px;
}

/* Card Meta (Compact) */
.dga-carousel-card-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Kanit', sans-serif;
    font-size: 0.7rem;
    font-weight: 300;
    color: #6b7280;
    margin-bottom: 6px;
}

.dga-carousel-card-meta .post-date {
    display: flex;
    align-items: center;
}

.dga-carousel-card-meta .visitor-count::before {
    content: '•';
    margin: 0 6px;
    color: #d1d5db;
}

/* Card Title (Compact) */
.dga-carousel-card-title {
    margin: 0 0 8px 0;
    font-family: 'Kanit', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    line-height: 1.35;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.dga-carousel-card-title a {
    color: var(--dga-carousel-text-dark);
    text-decoration: none;
    transition: color 0.2s ease;
}

.dga-carousel-card-title a:hover {
    color: var(--dga-carousel-primary-blue);
}

/* Card Excerpt (Compact) */
.dga-carousel-card-excerpt {
    font-family: 'Kanit', sans-serif;
    font-size: 0.75rem;
    font-weight: 300;
    line-height: 1.5;
    color: #4b5563;
    flex-grow: 1;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    margin-bottom: 10px;
}

/* Card Footer */
.dga-carousel-card-footer {
    margin-top: auto;
    text-align: right;
}

/* Read More Button (Compact) */
.dga-carousel-read-more {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 12px;
    background: linear-gradient(135deg, #f97316 0%, #ea580c 50%, #dc2626 100%);
    color: var(--dga-carousel-text-light);
    border-radius: 6px;
    font-family: 'Kanit', sans-serif;
    font-weight: 500;
    font-size: 0.7rem;
    text-decoration: none;
    box-shadow: 0 3px 10px rgba(249, 115, 22, 0.3);
    transition: all 0.3s ease;
}

.dga-carousel-read-more::after {
    content: '→';
    transition: transform 0.3s ease;
}

.dga-carousel-read-more:hover {
    background: linear-gradient(135deg, #fb923c 0%, #f97316 50%, #ea580c 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(249, 115, 22, 0.4);
    color: var(--dga-carousel-text-light);
}

.dga-carousel-read-more:hover::after {
    transform: translateX(4px);
}

/* ========================================
   Navigation Arrows (Compact)
   ======================================== */
.dga-carousel-wrapper .swiper-button-prev,
.dga-carousel-wrapper .swiper-button-next {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--dga-carousel-primary-blue), var(--dga-carousel-secondary-blue));
    border-radius: 50%;
    box-shadow: 0 3px 12px rgba(30, 64, 175, 0.3);
    transition: all 0.3s ease;
}

.dga-carousel-wrapper .swiper-button-prev::after,
.dga-carousel-wrapper .swiper-button-next::after {
    font-size: 14px;
    font-weight: bold;
    color: white;
}

.dga-carousel-wrapper .swiper-button-prev {
    left: 0;
}

.dga-carousel-wrapper .swiper-button-next {
    right: 0;
}

.dga-carousel-wrapper .swiper-button-prev:hover,
.dga-carousel-wrapper .swiper-button-next:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(30, 64, 175, 0.4);
}

.dga-carousel-wrapper .swiper-button-disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

/* Arrow Style Variations */
.dga-carousel-arrows-square .swiper-button-prev,
.dga-carousel-arrows-square .swiper-button-next {
    border-radius: 8px;
}

.dga-carousel-arrows-minimal .swiper-button-prev,
.dga-carousel-arrows-minimal .swiper-button-next {
    background: transparent;
    box-shadow: none;
    width: 40px;
    height: 40px;
}

.dga-carousel-arrows-minimal .swiper-button-prev::after,
.dga-carousel-arrows-minimal .swiper-button-next::after {
    color: var(--dga-carousel-primary-blue);
    font-size: 24px;
}

/* ========================================
   Pagination Dots
   ======================================== */
.dga-carousel-wrapper .swiper-pagination {
    bottom: 0 !important;
}

.dga-carousel-wrapper .swiper-pagination-bullet {
    width: 10px;
    height: 10px;
    background: #cbd5e1;
    opacity: 1;
    margin: 0 5px !important;
    transition: all 0.3s ease;
}

.dga-carousel-wrapper .swiper-pagination-bullet-active {
    background: linear-gradient(135deg, #f97316, #ea580c);
    width: 28px;
    border-radius: 5px;
}

/* ========================================
   Skeleton Loading
   ======================================== */
.dga-carousel-card.skeleton {
    pointer-events: none;
}

.dga-carousel-card.skeleton .skeleton-image,
.dga-carousel-card.skeleton .skeleton-text,
.dga-carousel-card.skeleton .skeleton-badge,
.dga-carousel-card.skeleton .skeleton-button {
    background: linear-gradient(90deg, #e5e7eb 25%, #f3f4f6 50%, #e5e7eb 75%);
    background-size: 200% 100%;
    animation: dga-carousel-shimmer 1.5s infinite;
    border-radius: 4px;
}

.dga-carousel-card.skeleton .skeleton-image {
    width: 100%;
    height: 100%;
}

.dga-carousel-card.skeleton .skeleton-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 90px;
    height: 24px;
}

.dga-carousel-card.skeleton .skeleton-text {
    height: 1em;
    margin-bottom: 8px;
}

.dga-carousel-card.skeleton .skeleton-text:last-child {
    margin-bottom: 0;
}

.dga-carousel-card.skeleton .skeleton-short {
    width: 35%;
}

.dga-carousel-card.skeleton .skeleton-medium {
    width: 65%;
}

.dga-carousel-card.skeleton .skeleton-title {
    height: 1.2em;
    width: 85%;
}

.dga-carousel-card.skeleton .skeleton-title-2 {
    height: 1.2em;
    width: 55%;
}

.dga-carousel-card.skeleton .skeleton-button {
    width: 90px;
    height: 36px;
    margin-left: auto;
}

@keyframes dga-carousel-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ========================================
   No Results Message
   ======================================== */
.dga-carousel-no-results {
    padding: 40px 20px;
    text-align: center;
    font-family: 'Kanit', sans-serif;
    font-size: 1.125rem;
    font-weight: 300;
    color: #6b7280;
    background-color: #f9fafb;
    border-radius: 12px;
}

/* ========================================
   Theme Variations
   ======================================== */

/* Dark Theme */
.dga-carousel-theme-dark .dga-carousel-card {
    background-color: #1f2937;
}

.dga-carousel-theme-dark .dga-carousel-card-title a {
    color: #f9fafb;
}

.dga-carousel-theme-dark .dga-carousel-card-excerpt {
    color: #9ca3af;
}

.dga-carousel-theme-dark .dga-carousel-card-meta {
    color: #9ca3af;
}

/* Minimal Theme */
.dga-carousel-theme-minimal .dga-carousel-card {
    box-shadow: none;
    border: 1px solid var(--dga-carousel-border-color);
}

.dga-carousel-theme-minimal .dga-carousel-card:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 992px) {
    .dga-carousel-wrapper {
        padding: 20px 40px;
    }

    .dga-carousel-wrapper .swiper-button-prev,
    .dga-carousel-wrapper .swiper-button-next {
        width: 40px;
        height: 40px;
    }

    .dga-carousel-wrapper .swiper-button-prev::after,
    .dga-carousel-wrapper .swiper-button-next::after {
        font-size: 16px;
    }
}

@media (max-width: 768px) {
    .dga-carousel-wrapper {
        padding: 15px 35px;
    }

    .dga-carousel-card-title {
        font-size: 1rem;
    }

    .dga-carousel-card-excerpt {
        font-size: 0.8125rem;
        -webkit-line-clamp: 2;
    }
}

@media (max-width: 576px) {
    .dga-carousel-wrapper {
        padding: 15px 10px;
    }

    .dga-carousel-wrapper .swiper-button-prev,
    .dga-carousel-wrapper .swiper-button-next {
        display: none;
    }

    .swiper.dga-carousel {
        padding-bottom: 40px;
    }

    .dga-carousel-card-content {
        padding: 12px;
    }
}

/* ========================================
   Accessibility & Motion Preferences
   ======================================== */
@media (prefers-reduced-motion: reduce) {
    .dga-carousel-card,
    .dga-carousel-card-image img,
    .dga-carousel-read-more,
    .dga-carousel-wrapper .swiper-button-prev,
    .dga-carousel-wrapper .swiper-button-next,
    .dga-carousel-wrapper .swiper-pagination-bullet {
        transition: none;
    }

    .dga-carousel-card.skeleton .skeleton-image,
    .dga-carousel-card.skeleton .skeleton-text,
    .dga-carousel-card.skeleton .skeleton-badge,
    .dga-carousel-card.skeleton .skeleton-button {
        animation: none;
        background: #e5e7eb;
    }

    .dga-carousel-card-image .swiper-lazy-preloader {
        animation: none;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .dga-carousel-card {
        border: 2px solid #000;
    }

    .dga-carousel-wrapper .swiper-button-prev,
    .dga-carousel-wrapper .swiper-button-next {
        border: 2px solid #000;
    }
}

/* ========================================
   Skeleton Loading State Management
   ======================================== */
/* Hide skeleton slides when loading class is removed */
.swiper-wrapper:not(.dga-carousel-loading) .dga-carousel-skeleton-slide {
    display: none !important;
}

/* Ensure actual card slides are visible */
.swiper-wrapper .swiper-slide:not(.dga-carousel-skeleton-slide) {
    display: block;
}

/* Loading wrapper should show skeleton slides */
.swiper-wrapper.dga-carousel-loading .dga-carousel-skeleton-slide {
    display: block;
}