/**
 * Bạn Đọc Viết — Styling cho trang /ban-doc-viet/
 *
 * Scope: .ban-doc-viet-archive wrapper để tránh conflict
 * Branding: Dùng CSS vars từ additional.css (--first-main-color: #0D5B2E)
 * Badge color: Cam/vàng #f59e0b (khác với Video Hot đỏ)
 *
 * @package Flatsome Child - DongNaiMoi
 * @since 1.0.0
 */

/* ===== ZONE 1: HEADER BANNER ===== */

.ban-doc-viet-archive .bdv-header {
    margin: 0 0 0;
    background: linear-gradient(135deg, #0a3d2e 0%, #0D5B2E 50%, #145a3d 100%);
    position: relative;
    overflow: hidden;
}

.ban-doc-viet-archive .bdv-header__inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 1;
}

/* Decorative circles */
.ban-doc-viet-archive .bdv-header::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.ban-doc-viet-archive .bdv-header::after {
    content: '';
    position: absolute;
    bottom: -30px;
    left: 10%;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.ban-doc-viet-archive .bdv-header__content {
    position: relative;
    z-index: 2;
    max-width: 600px;
}

/* Badge - Cam/vàng thay vì đỏ */
.ban-doc-viet-archive .bdv-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #f59e0b;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 5px 12px;
    border-radius: 20px;
    margin-bottom: 12px;
}

.ban-doc-viet-archive .bdv-badge__icon {
    font-size: 12px;
}

.ban-doc-viet-archive .bdv-header__title {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 10px;
    line-height: 1.3;
}

.ban-doc-viet-archive .bdv-header__desc {
    font-size: 14px;
    color: rgba(255,255,255,0.75);
    margin: 0 0 16px;
    line-height: 1.6;
    max-width: 520px;
}

/* CTA Button */
.ban-doc-viet-archive .bdv-cta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #fff;
    color: #0D5B2E;
    font-size: 13px;
    font-weight: 600;
    padding: 10px 20px;
    border-radius: 25px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.ban-doc-viet-archive .bdv-cta:hover {
    background: #f59e0b;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* Icon decoration */
.ban-doc-viet-archive .bdv-header__icon {
    position: relative;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    flex-shrink: 0;
}

.ban-doc-viet-archive .bdv-header__icon span {
    color: rgba(255,255,255,0.5);
    font-size: 36px;
}

/* ===== BREADCRUMB ===== */

.ban-doc-viet-archive .bdv-breadcrumb {
    max-width: 1200px;
    margin: 0 auto;
    padding: 12px 24px;
    font-size: 13px;
}

.ban-doc-viet-archive .bdv-breadcrumb a {
    color: #666;
    text-decoration: none;
}

.ban-doc-viet-archive .bdv-breadcrumb a:hover {
    color: #0D5B2E;
}

.ban-doc-viet-archive .bdv-breadcrumb__sep {
    margin: 0 6px;
    color: #999;
}

.ban-doc-viet-archive .bdv-breadcrumb__current {
    color: #0D5B2E;
    font-weight: 500;
}

/* ===== ZONE 2: SORTING TABS ===== */

.ban-doc-viet-archive .bdv-tabs {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    border-bottom: 1px solid #eee;
}

.ban-doc-viet-archive .bdv-tabs__inner {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.ban-doc-viet-archive .bdv-tabs__inner::-webkit-scrollbar {
    display: none;
}

.ban-doc-viet-archive .bdv-tab {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    font-size: 13px;
    font-weight: 500;
    color: #666;
    text-decoration: none;
    border-radius: 25px;
    background: #f5f5f5;
    white-space: nowrap;
    transition: all 0.2s ease;
}

.ban-doc-viet-archive .bdv-tab:hover {
    color: #0D5B2E;
    background: #e8f5e9;
}

.ban-doc-viet-archive .bdv-tab--active {
    color: #0D5B2E;
    background: #e8f5e9;
    font-weight: 600;
}

.ban-doc-viet-archive .bdv-tab__icon {
    font-size: 14px;
}

/* ===== ZONE 3: POST GRID ===== */

.ban-doc-viet-archive .bdv-grid {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* Post Card */
.ban-doc-viet-archive .reader-card {
    border-radius: 10px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    transition: all 0.3s ease;
}

.ban-doc-viet-archive .reader-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

.ban-doc-viet-archive .reader-card__link {
    display: block;
    text-decoration: none;
    color: inherit;
}

/* Thumbnail */
.ban-doc-viet-archive .reader-card__thumb {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: #f0f0f0;
}

.ban-doc-viet-archive .reader-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.ban-doc-viet-archive .reader-card:hover .reader-card__img {
    transform: scale(1.03);
}

/* Placeholder when no thumbnail */
.ban-doc-viet-archive .reader-card__placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f5f5f5, #e0e0e0);
    font-size: 32px;
    color: #bbb;
}

/* Post info */
.ban-doc-viet-archive .reader-card__info {
    padding: 14px 16px;
}

.ban-doc-viet-archive .reader-card__cat {
    display: inline-block;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    color: #f59e0b;
    margin-bottom: 6px;
    letter-spacing: 0.3px;
}

.ban-doc-viet-archive .reader-card__title {
    font-size: 14px;
    font-weight: 600;
    color: #222;
    margin: 0 0 10px;
    line-height: 1.45;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ban-doc-viet-archive .reader-card:hover .reader-card__title {
    color: #0D5B2E;
}

.ban-doc-viet-archive .reader-card__meta {
    font-size: 11px;
    color: #888;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

/* Author info */
.ban-doc-viet-archive .reader-card__author {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: #0D5B2E;
    font-weight: 500;
}

.ban-doc-viet-archive .reader-card__author-icon {
    font-size: 12px;
}

.ban-doc-viet-archive .reader-card__date {
    color: #999;
}

.ban-doc-viet-archive .reader-card__views {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    color: #999;
}

/* ===== PAGINATION ===== */

.ban-doc-viet-archive .bdv-pagination {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px;
    text-align: center;
}

.ban-doc-viet-archive .bdv-pagination ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: inline-flex;
    gap: 6px;
    flex-wrap: wrap;
    justify-content: center;
}

.ban-doc-viet-archive .bdv-pagination li {
    margin: 0;
}

.ban-doc-viet-archive .bdv-pagination a,
.ban-doc-viet-archive .bdv-pagination .current {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 12px;
    font-size: 13px;
    font-weight: 500;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.ban-doc-viet-archive .bdv-pagination a {
    background: #f5f5f5;
    color: #666;
}

.ban-doc-viet-archive .bdv-pagination a:hover {
    background: #0D5B2E;
    color: #fff;
}

.ban-doc-viet-archive .bdv-pagination .current {
    background: #0D5B2E;
    color: #fff;
}

/* Prev / Next text */
.ban-doc-viet-archive .bdv-pagination .prev,
.ban-doc-viet-archive .bdv-pagination .next {
    font-size: 12px;
    padding: 0 14px;
}

/* ===== EMPTY STATE ===== */

.ban-doc-viet-archive .bdv-empty {
    max-width: 500px;
    margin: 60px auto;
    text-align: center;
    padding: 0 24px;
}

.ban-doc-viet-archive .bdv-empty__icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.ban-doc-viet-archive .bdv-empty__title {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin: 0 0 10px;
}

.ban-doc-viet-archive .bdv-empty__desc {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

.ban-doc-viet-archive .bdv-empty__desc a {
    color: #0D5B2E;
    font-weight: 500;
}

.ban-doc-viet-archive .bdv-empty__desc a:hover {
    text-decoration: underline;
}

/* ===== RESPONSIVE: TABLET ===== */

@media (max-width: 992px) {
    .ban-doc-viet-archive .bdv-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .ban-doc-viet-archive .bdv-header__title {
        font-size: 24px;
    }

    .ban-doc-viet-archive .bdv-header__icon {
        width: 60px;
        height: 60px;
    }

    .ban-doc-viet-archive .bdv-header__icon span {
        font-size: 24px;
    }
}

/* ===== RESPONSIVE: MOBILE ===== */

@media (max-width: 768px) {
    /* Header mobile */
    .ban-doc-viet-archive .bdv-header__inner {
        padding: 24px 16px;
        flex-direction: column;
        text-align: center;
    }

    .ban-doc-viet-archive .bdv-header__title {
        font-size: 20px;
    }

    .ban-doc-viet-archive .bdv-header__desc {
        font-size: 12px;
        margin-bottom: 14px;
    }

    .ban-doc-viet-archive .bdv-header__icon {
        display: none;
    }

    .ban-doc-viet-archive .bdv-cta {
        font-size: 12px;
        padding: 8px 16px;
    }

    /* Tabs mobile — scroll ngang */
    .ban-doc-viet-archive .bdv-tabs {
        padding: 12px 12px;
    }

    .ban-doc-viet-archive .bdv-tab {
        padding: 10px 14px;
        font-size: 12px;
    }

    /* Grid → List layout */
    .ban-doc-viet-archive .bdv-grid {
        grid-template-columns: 1fr;
        gap: 0;
        padding: 0;
    }

    .ban-doc-viet-archive .reader-card {
        border-radius: 0;
        box-shadow: none;
        border-bottom: 1px solid #eee;
    }

    .ban-doc-viet-archive .reader-card:hover {
        transform: none;
        box-shadow: none;
    }

    .ban-doc-viet-archive .reader-card__link {
        display: flex;
        gap: 12px;
        padding: 12px;
        align-items: flex-start;
    }

    /* Thumbnail nhỏ bên trái */
    .ban-doc-viet-archive .reader-card__thumb {
        width: 120px;
        min-width: 120px;
        aspect-ratio: 4/3;
        border-radius: 6px;
    }

    /* Info bên phải */
    .ban-doc-viet-archive .reader-card__info {
        padding: 0;
        flex: 1;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .ban-doc-viet-archive .reader-card__cat {
        font-size: 9px;
        margin-bottom: 4px;
    }

    .ban-doc-viet-archive .reader-card__title {
        font-size: 13px;
        margin-bottom: 6px;
    }

    .ban-doc-viet-archive .reader-card__meta {
        font-size: 10px;
    }

    /* Pagination mobile */
    .ban-doc-viet-archive .bdv-pagination {
        padding: 16px 12px 30px;
    }

    .ban-doc-viet-archive .bdv-pagination a,
    .ban-doc-viet-archive .bdv-pagination .current {
        min-width: 32px;
        height: 32px;
        font-size: 12px;
    }

    /* Breadcrumb mobile */
    .ban-doc-viet-archive .bdv-breadcrumb {
        padding: 8px 12px;
        font-size: 11px;
    }
}

/* ===== RESPONSIVE: SMALL MOBILE ===== */

@media (max-width: 480px) {
    .ban-doc-viet-archive .bdv-header__inner {
        padding: 20px 14px;
    }

    .ban-doc-viet-archive .bdv-header__title {
        font-size: 18px;
    }

    .ban-doc-viet-archive .bdv-badge {
        font-size: 9px;
        padding: 4px 10px;
    }

    .ban-doc-viet-archive .reader-card__thumb {
        width: 105px;
        min-width: 105px;
    }

    .ban-doc-viet-archive .reader-card__title {
        font-size: 12px;
        -webkit-line-clamp: 3;
    }
}