/**
 * BLOG Page Styles
 * Dark theme, blue accent, grid card layout
 * @package Milestrong
 */

/* ========================================
   Latest Blog 轮播区 — 与 Latest News 完全一致
   ======================================== */

.latest-blog-section {
    background: #1a1d29;
    padding: 80px 0;
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.latest-blog-container {
    max-width: 1440px;
    margin: 0 auto;
}

.latest-blog-header {
    text-align: center;
    margin-bottom: 60px;
}

.latest-blog-title {
    font-size: 48px;
    font-weight: 700;
    margin: 0;
    letter-spacing: 2px;
    line-height: 1.2;
}

.latest-blog-title .title-highlight { color: #017fff; }
.latest-blog-title .title-normal    { color: #ffffff; }

.latest-blog-carousel {
    position: relative;
    overflow: hidden;
    border-radius: 20px;
    background: #0f1419;
}

.latest-blog-carousel .carousel-wrapper {
    overflow: hidden;
    border-radius: 20px;
    position: relative;
    width: 100%;
}

.latest-blog-carousel .carousel-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    width: 100%;
}

.latest-blog-carousel .carousel-item {
    min-width: 100%;
    width: 100%;
    flex-shrink: 0;
}

.latest-blog-carousel .carousel-content {
    display: grid;
    grid-template-columns: 40% 60%;
    gap: 0;
    background: #16161e;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    overflow: hidden;
    height: 380px;
    padding: 40px;
    align-items: center;
}

.latest-blog-carousel .carousel-image {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: #000;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.latest-blog-carousel .carousel-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.latest-blog-carousel .carousel-item:hover .carousel-image img {
    transform: scale(1.05);
}

.latest-blog-carousel .carousel-text {
    padding: 0 0 0 50px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
    gap: 16px;
}

.latest-blog-carousel .carousel-date {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #a0aec0;
    margin: 0;
}

.latest-blog-carousel .carousel-date svg { color: #ffffff; width: 18px; height: 18px; }

.latest-blog-carousel .carousel-title {
    font-size: 32px;
    font-weight: 700;
    color: #ffffff;
    margin: 0;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    letter-spacing: -0.5px;
}

.latest-blog-carousel .carousel-excerpt {
    font-size: 16px;
    line-height: 1.6;
    color: #a0aec0;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.latest-blog-carousel .carousel-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    background: linear-gradient(45deg, #017fff, #0066cc);
    color: #ffffff;
    font-size: 14px;
    font-weight: 600;
    border-radius: 25px;
    text-decoration: none;
    transition: all 0.3s ease;
    align-self: flex-end;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(1,127,255,0.3);
}

.latest-blog-carousel .carousel-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(1,127,255,0.4);
}

.latest-blog-carousel .carousel-button svg { transition: transform 0.3s ease; }
.latest-blog-carousel .carousel-button:hover svg { transform: translateX(4px); }

/* Prev/Next — hidden on desktop, shown on tablet */
.latest-blog-carousel .carousel-prev,
.latest-blog-carousel .carousel-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.9);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 15;
    color: #333;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.latest-blog-carousel .carousel-prev { left: 20px; }
.latest-blog-carousel .carousel-next { right: 20px; }

.latest-blog-carousel .carousel-prev:hover,
.latest-blog-carousel .carousel-next:hover {
    background: #fff;
    transform: translateY(-50%) scale(1.1);
}

/* Indicators */
.latest-blog-carousel .carousel-indicators {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-top: 30px;
    padding: 0 20px;
}

.latest-blog-carousel .indicator-dot {
    width: 50px;
    height: 4px;
    border-radius: 2px;
    background: rgba(255,255,255,0.3);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.latest-blog-carousel .indicator-dot.active {
    background: #017fff;
    box-shadow: 0 0 10px rgba(1,127,255,0.6);
}

.latest-blog-carousel .indicator-dot:hover {
    background: rgba(255,255,255,0.6);
}

/* ========================================
   BLOG 列表区 — 网格卡片设计
   ======================================== */

.blog-list-section {
    background: #0a0d14;
    padding: 80px 0 100px;
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.blog-list-container {
    max-width: 1440px;
    margin: 0 auto;
}

/* Header row: title left, filters right */
.blog-list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 50px;
    gap: 30px;
}

.blog-list-title {
    font-size: 48px;
    font-weight: 700;
    color: #ffffff;
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 2px;
    flex-shrink: 0;
}

.blog-list-filters {
    display: flex;
    gap: 16px;
    align-items: center;
}

/* Shared filter styles (reuse from news) */
.blog-list-section .filter-select {
    padding: 12px 40px 12px 18px;
    background: #1a2332;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    color: #ffffff;
    font-size: 14px;
    outline: none;
    transition: all 0.3s ease;
    min-width: 120px;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
}

.blog-list-section .filter-select:hover  { border-color: rgba(1,127,255,0.5); background-color: #1f2937; }
.blog-list-section .filter-select:focus  { border-color: #017fff; box-shadow: 0 0 0 3px rgba(1,127,255,0.1); }

.blog-list-section .search-input-wrapper {
    position: relative;
    flex: 1;
    max-width: 320px;
}

.blog-list-section .search-input {
    width: 100%;
    padding: 12px 46px 12px 18px;
    background: #1a2332;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    color: #ffffff;
    font-size: 14px;
    outline: none;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.blog-list-section .search-input::placeholder { color: #6b7280; }
.blog-list-section .search-input:hover  { border-color: rgba(1,127,255,0.5); background-color: #1f2937; }
.blog-list-section .search-input:focus  { border-color: #017fff; box-shadow: 0 0 0 3px rgba(1,127,255,0.1); }

.blog-list-section .search-button {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: #6b7280;
    cursor: pointer;
    padding: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.3s ease;
}

.blog-list-section .search-button:hover { color: #017fff; }

/* ========================================
   Grid layout — 3 columns, borderless cards
   ======================================== */

.blog-list-items {
    display: grid;
    gap: 40px;
}

.blog-layout-grid {
    grid-template-columns: repeat(3, 1fr);
}

.blog-layout-list {
    grid-template-columns: 1fr;
}

/* ---- GRID CARD ---- */
.blog-layout-grid .blog-item {
    background: #16202e;
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.3s ease;
    cursor: pointer;
    padding: 20px;
}

.blog-layout-grid .blog-item:hover {
    transform: translateY(-6px);
}

.blog-layout-grid .blog-item-link {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    height: 100%;
}

/* Image inside padding — rounded on all sides */
.blog-layout-grid .blog-item-image {
    position: relative;
    width: 100%;
    padding-bottom: 65%;
    overflow: hidden;
    border-radius: 10px;
    background: #1a2332;
    flex-shrink: 0;
    margin: 0 auto;
}

.blog-layout-grid .blog-item-image img {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

/* Hover: zoom effect */
.blog-layout-grid[data-hover-effect="zoom"] .blog-item:hover .blog-item-image img {
    transform: scale(1.06);
}

/* Hover: overlay effect */
.blog-layout-grid[data-hover-effect="overlay"] .blog-item-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(1,127,255,0.25);
    border-radius: 10px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.blog-layout-grid[data-hover-effect="overlay"] .blog-item:hover .blog-item-image::after {
    opacity: 1;
}

/* Content below image */
.blog-layout-grid .blog-item-content {
    padding: 12px 4px 4px;
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 8px;
}

.blog-layout-grid .blog-item-title {
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
    margin: 0;
    line-height: 1.45;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s ease;
    flex: 1;
}

.blog-layout-grid .blog-item:hover .blog-item-title {
    color: #017fff;
}

/* Hide excerpt in grid */
.blog-layout-grid .blog-item-excerpt {
    display: none;
}

/* Footer: date left, button right */
.blog-layout-grid .blog-item-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 4px;
    gap: 8px;
}

.blog-layout-grid .blog-item-date {
    display: flex;
    align-items: center;
    gap: 0;
    font-size: 15px;
    color: #ffffff;
    margin: 0;
    white-space: nowrap;
}

/* Hide calendar icon in grid */
.blog-layout-grid .blog-item-date svg {
    display: none;
}

.blog-layout-grid .blog-item-button {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 16px;
    background: linear-gradient(45deg, #017fff, #0066cc);
    color: #ffffff;
    font-size: 12px;
    font-weight: 600;
    border-radius: 20px;
    text-decoration: none;
    transition: all 0.3s ease;
    white-space: nowrap;
    flex-shrink: 0;
}

.blog-layout-grid .blog-item-button:hover {
    box-shadow: 0 4px 12px rgba(1,127,255,0.4);
    transform: translateX(2px);
}

.blog-layout-grid .blog-item-button svg { transition: transform 0.3s ease; }
.blog-layout-grid .blog-item-button:hover svg { transform: translateX(3px); }

/* ---- LIST LAYOUT (same as news) ---- */
.blog-layout-list .blog-item {
    background: transparent;
    border-bottom: 1px solid #2d3748;
    padding: 24px 0;
    transition: all 0.3s ease;
}

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

.blog-layout-list .blog-item:hover {
    background-color: #1a2332;
    border-radius: 12px;
    padding: 24px 20px;
}

.blog-layout-list .blog-item-link {
    display: grid;
    grid-template-columns: 280px 1fr auto;
    gap: 40px;
    align-items: center;
    text-decoration: none;
    color: inherit;
    padding: 0 20px;
}

.blog-layout-list .blog-item-image {
    width: 280px;
    height: 180px;
    overflow: hidden;
    border-radius: 8px;
    background: #1a2332;
    flex-shrink: 0;
}

.blog-layout-list .blog-item-image img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.blog-layout-list .blog-item:hover .blog-item-image img { transform: scale(1.08); }

.blog-layout-list .blog-item-content {
    display: flex;
    flex-direction: column;
    gap: 14px;
    flex: 1;
}

.blog-layout-list .blog-item-date {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    color: #a0aec0;
    margin: 0;
    transition: all 0.3s ease;
}

.blog-layout-list .blog-item-date svg { color: #017fff; width: 18px; height: 18px; }
.blog-layout-list .blog-item:hover .blog-item-date { color: #ffffff; }

.blog-layout-list .blog-item-title {
    font-size: 22px;
    font-weight: 600;
    color: #ffffff;
    margin: 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s ease;
}

.blog-layout-list .blog-item:hover .blog-item-title { color: #017fff; }

.blog-layout-list .blog-item-excerpt {
    display: -webkit-box;
    font-size: 15px;
    line-height: 1.6;
    color: #a0aec0;
    margin: 0;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s ease;
}

.blog-layout-list .blog-item:hover .blog-item-excerpt { color: #ffffff; }

.blog-layout-list .blog-item-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    background: linear-gradient(45deg, #017fff, #0066cc);
    color: #ffffff;
    font-size: 14px;
    font-weight: 600;
    border-radius: 25px;
    text-decoration: none;
    transition: all 0.3s ease;
    white-space: nowrap;
    flex-shrink: 0;
}

.blog-layout-list .blog-item-button:hover {
    transform: translateX(4px);
    box-shadow: 0 4px 12px rgba(1,127,255,0.4);
}

/* ========================================
   Pagination — identical to news
   ======================================== */

.blog-list-pagination {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    margin-top: 60px;
}

.blog-list-pagination::-webkit-scrollbar { display: none; }

.blog-list-pagination ul {
    display: flex;
    align-items: center;
    gap: 50px;
    list-style: none;
    margin: 0;
    padding: 4px 0;
    width: max-content;
    min-width: 100%;
    justify-content: center;
}

.blog-list-pagination li { margin: 0; flex-shrink: 0; }

.blog-list-pagination a,
.blog-list-pagination span.current {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    padding: 0;
    background: #ffffff;
    color: #1a1a2e;
    border: none;
    border-radius: 50%;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.2s ease;
    line-height: 1;
}

.blog-list-pagination a:hover { background: #017fff; color: #ffffff; }
.blog-list-pagination span.current { background: #017fff; color: #ffffff; }
.blog-list-pagination .dots { display: none !important; }

.blog-list-pagination .prev span,
.blog-list-pagination .next span,
.blog-list-pagination span.disabled {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    background: #ffffff;
    color: #1a1a2e;
    border-radius: 50%;
    opacity: 0.4;
    cursor: not-allowed;
}

/* Mobile load-more button */
.blog-load-more-wrap {
    display: none;
    text-align: center;
    margin-top: 40px;
}

.blog-load-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 40px;
    background: linear-gradient(45deg, #017fff, #0066cc);
    color: #ffffff;
    font-size: 15px;
    font-weight: 600;
    border-radius: 30px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    justify-content: center;
}

.blog-load-more-btn:hover { box-shadow: 0 6px 20px rgba(1,127,255,0.4); }
.blog-load-more-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.no-blog-found {
    text-align: center;
    padding: 80px 20px;
    color: #718096;
    font-size: 18px;
    grid-column: 1 / -1;
}

/* ========================================
   Animations
   ======================================== */

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.blog-item {
    animation: fadeInUp 0.45s ease-out both;
}

.blog-item:nth-child(1)  { animation-delay: 0.04s; }
.blog-item:nth-child(2)  { animation-delay: 0.08s; }
.blog-item:nth-child(3)  { animation-delay: 0.12s; }
.blog-item:nth-child(4)  { animation-delay: 0.16s; }
.blog-item:nth-child(5)  { animation-delay: 0.20s; }
.blog-item:nth-child(6)  { animation-delay: 0.24s; }
.blog-item:nth-child(7)  { animation-delay: 0.28s; }
.blog-item:nth-child(8)  { animation-delay: 0.32s; }
.blog-item:nth-child(9)  { animation-delay: 0.36s; }
.blog-item:nth-child(10) { animation-delay: 0.40s; }
.blog-item:nth-child(11) { animation-delay: 0.44s; }
.blog-item:nth-child(12) { animation-delay: 0.48s; }

/* ========================================
   Responsive — Tablet 768–1199px
   ======================================== */

@media (max-width: 1199px) {
    .latest-blog-container { padding: 0 30px; }
    .latest-blog-title { font-size: 36px; }

    .latest-blog-carousel .carousel-content {
        grid-template-columns: 35% 65%;
        height: 420px;
    }

    .latest-blog-carousel .carousel-text { padding: 30px; gap: 14px; }
    .latest-blog-carousel .carousel-title { font-size: 24px; }
    .latest-blog-carousel .carousel-excerpt { font-size: 14px; }

    .latest-blog-carousel .carousel-prev,
    .latest-blog-carousel .carousel-next {
        display: flex;
        width: 44px;
        height: 44px;
    }

    .blog-list-container { padding: 0 30px; }

    .blog-list-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .blog-list-title { font-size: 36px; }

    .blog-list-filters { width: 100%; flex-wrap: wrap; }
    .blog-list-section .filter-select { flex: 1; min-width: 110px; }
    .blog-list-section .search-input-wrapper { flex: 1; min-width: 180px; max-width: none; }

    /* 2-column grid on tablet */
    .blog-layout-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }

    .blog-layout-list .blog-item-link {
        grid-template-columns: 200px 1fr auto;
        gap: 24px;
    }

    .blog-layout-list .blog-item-image { width: 200px; height: 130px; }
    .blog-layout-list .blog-item-title { font-size: 18px; }}

/* ========================================
   Responsive — Mobile < 768px
   ======================================== */

@media (max-width: 767px) {
    /* Latest carousel */
    .latest-blog-section { padding: 50px 0; }
    .latest-blog-container { padding: 0 16px; }
    .latest-blog-header { margin-bottom: 30px; }
    .latest-blog-title { font-size: 26px; letter-spacing: 1px; }

    .latest-blog-carousel .carousel-content {
        grid-template-columns: 1fr;
        height: auto;
        padding: 0;
    }

    .latest-blog-carousel .carousel-image {
        height: 220px;
        border-radius: 12px 12px 0 0;
    }

    .latest-blog-carousel .carousel-text {
        padding: 24px 20px;
        gap: 12px;
        border-radius: 0 0 12px 12px;
    }

    .latest-blog-carousel .carousel-title { font-size: 18px; }
    .latest-blog-carousel .carousel-excerpt { font-size: 13px; -webkit-line-clamp: 2; }

    .latest-blog-carousel .carousel-button {
        padding: 10px 20px;
        font-size: 13px;
        width: 100%;
        justify-content: center;
    }

    .latest-blog-carousel .carousel-prev,
    .latest-blog-carousel .carousel-next { display: none; }

    .latest-blog-carousel .carousel-indicators { margin-top: 16px; gap: 8px; }
    .latest-blog-carousel .indicator-dot { width: 10px; height: 10px; border-radius: 50%; }
    .latest-blog-carousel .indicator-dot.active { width: 24px; height: 10px; border-radius: 5px; }

    /* Blog list */
    .blog-list-section { padding: 50px 0 70px; }
    .blog-list-container { padding: 0 16px; }
    .blog-list-header { margin-bottom: 30px; flex-direction: column; align-items: flex-start; gap: 16px; }
    .blog-list-title { font-size: 28px; }

    .blog-list-filters { flex-direction: column; gap: 10px; width: 100%; }
    .blog-list-section .filter-select,
    .blog-list-section .search-input-wrapper { width: 100%; min-width: auto; max-width: none; }

    /* Single column */
    .blog-layout-grid,
    .blog-layout-list { grid-template-columns: 1fr; gap: 20px; }

    /* List layout stacks on mobile */
    .blog-layout-list .blog-item-link {
        grid-template-columns: 1fr;
        gap: 14px;
        padding: 0 10px;
    }

    .blog-layout-list .blog-item-image { width: 100%; height: 200px; }

    /* Hide desktop pagination, show load-more */
    .blog-list-pagination { display: none; }
    .blog-load-more-wrap { display: block; }

    /* Grid card image slightly shorter on mobile */
    .blog-layout-grid .blog-item-image { padding-bottom: 65%; }

    .blog-layout-grid .blog-item-title { font-size: 14px; }
    .blog-layout-grid .blog-item-date { font-size: 12px; }
    .blog-layout-grid .blog-item-button { padding: 6px 14px; font-size: 11px; }

    .blog-list-pagination ul { gap: 20px; }
    .blog-list-pagination a,
    .blog-list-pagination span.current { width: 30px; height: 30px; font-size: 13px; }
}