/**
 * Optimal News Grid - IHF Latest News Style
 * Card-based news carousel with hover effects
 */

/* ===========================
   Variables & Base Styles
   =========================== */
.optimal-news-grid {
    --accent-color: #2563eb;
    --hover-bg-color: #2563eb;
    --columns: 4;
    --card-bg: #f1f5f9;
    --card-border: #e2e8f0;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-date: #2563eb;

    position: relative;
    width: 100%;
    padding: 40px 0;
}

/* ===========================
   Header Section
   =========================== */
.optimal-news-grid__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding: 0;
}

.optimal-news-grid__section-title {
    margin: 0;
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
}

.optimal-news-grid__all-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent-color);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.optimal-news-grid__all-link:hover {
    gap: 10px;
}

.optimal-news-grid__all-link svg {
    transition: transform 0.3s ease;
}

.optimal-news-grid__all-link:hover svg {
    transform: translateX(4px);
}

/* ===========================
   Container
   =========================== */
.optimal-news-grid__container {
    position: relative;
    padding: 0;
}

.optimal-news-grid__container.swiper {
    overflow: hidden;
    padding: 0;
}

/* ===========================
   Grid / List Layout
   =========================== */
.optimal-news-grid__list {
    display: grid;
    grid-template-columns: repeat(var(--columns), 1fr);
    gap: 24px;
}

.optimal-news-grid__container.swiper .optimal-news-grid__list {
    display: flex;
    gap: 0;
    /* Swiper handles gap */
}

/* ===========================
   Card Styles
   =========================== */
.optimal-news-grid__card {
    background: var(--card-bg);
    border-radius: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.optimal-news-grid__container.swiper .optimal-news-grid__card {
    /* Width handled by Swiper JS */
    flex-shrink: 0;
}

.optimal-news-grid__card-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

/* Card Image */
.optimal-news-grid__card-image {
    position: relative;
    aspect-ratio: 3 / 2;
    overflow: hidden;
    background: #e2e8f0;
    border-radius: 0;
}

.optimal-news-grid__thumbnail {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    transition: transform 0.3s ease-in-out;
}

.optimal-news-grid__card:hover .optimal-news-grid__thumbnail {
    transform: scale(1.1) rotate(1deg);
}

.optimal-news-grid__placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
    color: #94a3b8;
}

/* Category Badge - Hidden for IHF style */
.optimal-news-grid__category {
    display: none;
}

/* Card Content */
.optimal-news-grid__card-content {
    padding: 20px;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

/* Hover effect - IHF style: diagonal reveal from bottom-right */
.optimal-news-grid__card-content::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: var(--hover-bg-color);
    left: 100%;
    bottom: -100%;
    opacity: 0;
    border-radius: 50%;
    transition: all 0.4s ease;
    z-index: -1;
}

.optimal-news-grid__card:hover .optimal-news-grid__card-content::after {
    left: 0;
    bottom: 0;
    opacity: 1;
    border-radius: 0;
}

.optimal-news-grid__date {
    display: block;
    margin-bottom: 10px;
    color: var(--text-date);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: color 0.3s ease;
}

.optimal-news-grid__card:hover .optimal-news-grid__date {
    color: rgba(255, 255, 255, 0.8);
}

.optimal-news-grid__title {
    margin: 0 0 12px 0;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.4;
    min-height: calc(16px * 1.4 * 3);
    /* 3 satır için sabit yükseklik */
    color: var(--text-primary);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s ease;
}

.optimal-news-grid__card:hover .optimal-news-grid__title {
    color: #ffffff;
}

.optimal-news-grid__excerpt {
    margin: 0 0 16px 0;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Read More - Hidden by default, visible on hover (IHF style) */
.optimal-news-grid__read-more {
    display: none;
    align-items: center;
    gap: 6px;
    color: #ffffff;
    font-size: 13px;
    font-weight: 600;
    margin-top: 12px;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.optimal-news-grid__read-more svg {
    transition: transform 0.3s ease;
}

.optimal-news-grid__card:hover .optimal-news-grid__read-more {
    opacity: 1;
    transform: translateY(0);
}

.optimal-news-grid__card:hover .optimal-news-grid__read-more:hover svg {
    transform: translateX(4px);
}

/* ===========================
   Navigation Arrows
   =========================== */
.optimal-news-grid__nav {
    display: contents;
}

.optimal-news-grid__nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: rgba(100, 116, 139, 0.8);
    border: none;
    border-radius: 0;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #ffffff;
    z-index: 10;
}

.optimal-news-grid__nav-prev {
    left: -50px;
}

.optimal-news-grid__nav-next {
    right: -50px;
}

.optimal-news-grid__nav-btn:hover {
    background: var(--accent-color);
}

.optimal-news-grid__nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* Mobilde navigasyon oklar gizle */
@media (max-width: 768px) {
    .optimal-news-grid__nav-btn {
        display: none;
    }
}

/* ===========================
   Empty State
   =========================== */
.optimal-news-grid__empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
    font-size: 16px;
}

/* ===========================
   Responsive Styles
   =========================== */
@media (max-width: 1200px) {
    .optimal-news-grid__list {
        grid-template-columns: repeat(3, 1fr);
    }

    .optimal-news-grid__container.swiper .optimal-news-grid__card {
        width: calc((100% - 48px) / 3);
    }
}

@media (max-width: 992px) {
    .optimal-news-grid__list {
        grid-template-columns: repeat(2, 1fr);
    }

    .optimal-news-grid__container.swiper .optimal-news-grid__card {
        width: calc((100% - 24px) / 2);
    }

    .optimal-news-grid__section-title {
        font-size: 24px;
    }
}

@media (max-width: 576px) {
    .optimal-news-grid {
        padding: 30px 0;
    }

    .optimal-news-grid__header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .optimal-news-grid__list {
        grid-template-columns: 1fr;
    }

    .optimal-news-grid__container.swiper .optimal-news-grid__card {
        width: 100%;
    }

    .optimal-news-grid__card-content {
        padding: 16px;
    }

    .optimal-news-grid__title {
        font-size: 15px;
    }
}

/* Mobil gönderi sayısı sınırlaması - SADECE CAROUSEL MODUNDA */
@media (max-width: 768px) {

    /* Carousel modunda gönderi limiti */
    .optimal-news-grid[data-carousel="true"] .optimal-news-grid__card:nth-child(n+4) {
        display: none;
    }

    /* CSS değişkeniyle kontrol edilen versiyonlar - SADECE CAROUSEL */
    .optimal-news-grid[data-carousel="true"][style*="--mobile-post-count: 1"] .optimal-news-grid__card:nth-child(n+2) {
        display: none;
    }

    .optimal-news-grid[data-carousel="true"][style*="--mobile-post-count: 2"] .optimal-news-grid__card:nth-child(n+3) {
        display: none;
    }

    .optimal-news-grid[data-carousel="true"][style*="--mobile-post-count: 3"] .optimal-news-grid__card:nth-child(n+4) {
        display: none;
    }

    .optimal-news-grid[data-carousel="true"][style*="--mobile-post-count: 4"] .optimal-news-grid__card:nth-child(n+5) {
        display: none;
    }

    .optimal-news-grid[data-carousel="true"][style*="--mobile-post-count: 5"] .optimal-news-grid__card:nth-child(n+6) {
        display: none;
    }

    .optimal-news-grid[data-carousel="true"][style*="--mobile-post-count: 6"] .optimal-news-grid__card:nth-child(n+7) {
        display: none;
    }

    /* Carousel modunda swiper içindekiler görünür */
    .optimal-news-grid[data-carousel="true"] .optimal-news-grid__container.swiper .optimal-news-grid__card:nth-child(n+4) {
        display: block;
    }

    /* Carousel KAPALI iken tüm gönderileri göster */
    .optimal-news-grid[data-carousel="false"] .optimal-news-grid__card {
        display: flex !important;
    }
}

/* ===========================
   Mobile Imageless Mode (World Athletics Style)
   =========================== */
@media (max-width: 768px) {
    .optimal-news-grid--mobile-imageless .optimal-news-grid__card-image {
        display: none;
    }

    .optimal-news-grid--mobile-imageless .optimal-news-grid__container.swiper {
        overflow: visible;
    }

    .optimal-news-grid--mobile-imageless .optimal-news-grid__list.swiper-wrapper {
        flex-direction: column;
    }

    .optimal-news-grid--mobile-imageless .optimal-news-grid__card.swiper-slide {
        width: 100% !important;
        margin: 0 !important;
        background: transparent;
        border-bottom: 1px solid #e5e5e5;
        border-radius: 0;
    }

    .optimal-news-grid--mobile-imageless .optimal-news-grid__card-link {
        display: flex;
        flex-direction: column;
        gap: 6px;
    }

    .optimal-news-grid--mobile-imageless .optimal-news-grid__card-content {
        padding: 16px 0;
    }

    .optimal-news-grid--mobile-imageless .optimal-news-grid__category {
        display: inline-block !important;
        color: var(--accent-color);
        font-size: 0.7rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        position: static;
    }

    .optimal-news-grid--mobile-imageless .optimal-news-grid__date {
        display: inline;
        margin-right: 8px;
        font-size: 0.75rem;
        color: #666;
    }

    .optimal-news-grid--mobile-imageless .optimal-news-grid__date::after {
        content: '|';
        margin-left: 8px;
        color: #ccc;
    }

    .optimal-news-grid--mobile-imageless .optimal-news-grid__title {
        font-size: 1rem;
        font-weight: 700;
        color: #1a1a1a;
        line-height: 1.4;
        -webkit-line-clamp: 3;
        line-clamp: 3;
    }

    .optimal-news-grid--mobile-imageless .optimal-news-grid__card:hover .optimal-news-grid__card-content {
        background: transparent;
    }

    .optimal-news-grid--mobile-imageless .optimal-news-grid__card:hover .optimal-news-grid__title {
        color: var(--accent-color);
    }

    .optimal-news-grid--mobile-imageless .optimal-news-grid__card:hover .optimal-news-grid__date {
        color: #666;
    }

    .optimal-news-grid--mobile-imageless .optimal-news-grid__read-more {
        display: none !important;
    }

    .optimal-news-grid--mobile-imageless .optimal-news-grid__excerpt {
        display: none;
    }

    /* Header container */
    .optimal-news-grid--mobile-imageless .optimal-news-grid__container {
        padding: 0;
    }

    .optimal-news-grid--mobile-imageless .optimal-news-grid__list {
        gap: 0;
    }

    /* Navigasyon */
    .optimal-news-grid--mobile-imageless .optimal-news-grid__nav {
        display: none;
    }

    /* Mobile imageless modda JS'in kontrolünde olduğu için tüm kartları göster */
    .optimal-news-grid--mobile-imageless .optimal-news-grid__card {
        display: flex !important;
    }
}

/* ===========================
   Pagination Dots (World Athletics Style)
   =========================== */
.optimal-news-grid__pagination {
    display: none;
}

@media (max-width: 768px) {
    .optimal-news-grid--mobile-imageless .optimal-news-grid__pagination {
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 8px;
        padding: 20px 0;
        margin-top: 10px;
    }

    .optimal-news-grid__pagination-dot {
        width: 40px;
        height: 4px;
        background: #d1d5db;
        border: none;
        border-radius: 2px;
        cursor: pointer;
        transition: all 0.3s ease;
        padding: 0;
    }

    .optimal-news-grid__pagination-dot:hover {
        background: #9ca3af;
    }

    .optimal-news-grid__pagination-dot.active {
        background: var(--accent-color, #2563eb);
    }
}

/* ===========================
   Pagination Styles
   =========================== */
.optimal-news-grid__pagination-wrapper {
    display: flex;
    justify-content: center;
    padding: 40px 0 20px;
}

/* Load More Button */
.optimal-news-grid__load-more-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    background: var(--accent-color, #2563eb);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 180px;
}

.optimal-news-grid__load-more-btn:hover {
    background: color-mix(in srgb, var(--accent-color, #2563eb) 85%, #000);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.optimal-news-grid__load-more-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.optimal-news-grid__load-more-loading {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

/* Numbered Pagination */
.optimal-news-grid__page-numbers {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
}

.optimal-news-grid__page-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #f1f5f9;
    color: #1e293b;
    border: 1px solid #e2e8f0;
    border-radius: 0;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.optimal-news-grid__page-btn:hover {
    background: #e2e8f0;
    border-color: #cbd5e1;
}

.optimal-news-grid__page-btn.active {
    background: var(--accent-color, #2563eb);
    color: #fff;
    border-color: var(--accent-color, #2563eb);
}

/* Infinite Scroll Trigger */
.optimal-news-grid__infinite-trigger {
    display: flex;
    justify-content: center;
    padding: 20px;
    min-height: 60px;
}

.optimal-news-grid__infinite-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-color, #2563eb);
}

/* Spinner Animation */
.optimal-news-grid__spinner {
    animation: optimal-spin 1s linear infinite;
}

@keyframes optimal-spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}