/**
 * ═══════════════════════════════════════════════════════════════
 *  Blog Card Templates — Kai House
 *  Sử dụng CSS variables từ theme-style.php (Brand Skin):
 *    Colors:  --gold, --gold2, --line, --text, --muted, --brand-primary, --brand-secondary, --brand-bg
 *    Fonts:   --font-heading, --font-body, --font-size-small
 *    Layout:  --grid-gap, --card-radius, --card-shadow, --image-radius
 * ═══════════════════════════════════════════════════════════════
 */


/* ─────────────────────────────────────────────────────────────
   Mẫu 1: Ảnh trái + Nội dung phải (Mặc định)
   ───────────────────────────────────────────────────────────── */

.blog-tpl-blog-1 {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gap, 14px);
}

.blog-tpl-blog-1 article {
    display: grid;
    grid-template-columns: 130px 1fr;
    gap: 14px;
    background: var(--brand-bg, #fff);
    border: 1px solid var(--line, #e4e6ea);
    padding: 10px;
    border-radius: var(--card-radius, 0);
    transition: transform .3s ease, box-shadow .3s ease;
}

.blog-tpl-blog-1 article:hover {
    transform: translateY(-3px);
    box-shadow: var(--card-shadow, 0 8px 24px rgba(0, 0, 0, .08));
}

.blog-tpl-blog-1 img {
    height: 100px;
    width: 130px;
    object-fit: cover;
    border-radius: var(--image-radius, 0);
}

.blog-tpl-blog-1 h3 {
    font-family: var(--font-heading, 'Montserrat', sans-serif);
    font-size: var(--font-size-small, 13px);
    margin: 0 0 5px;
    line-height: 1.35;
    font-weight: 700;
    color: var(--text, #172233);
}

.blog-tpl-blog-1 time,
.blog-tpl-blog-1 p {
    font-family: var(--font-body, 'Montserrat', sans-serif);
    font-size: var(--font-size-small, 11px);
    color: var(--muted, #5d6670);
    margin: 0 0 5px;
}

.blog-tpl-blog-1 a {
    font-size: var(--font-size-small, 11px);
    font-weight: 700;
    color: var(--gold2, #c9983a);
    text-decoration: none;
    transition: color .2s;
}

.blog-tpl-blog-1 a:hover {
    color: var(--gold, #d4a25a);
}


/* ─────────────────────────────────────────────────────────────
   Mẫu 2: Card dọc — Ảnh trên + Nội dung dưới
   ───────────────────────────────────────────────────────────── */

.blog-tpl-blog-2 {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gap, 14px);
}

.blog-card-v {
    border-radius: var(--card-radius, 8px);
    overflow: hidden;
    border: 1px solid var(--line, #e4e6ea);
    background: var(--brand-bg, #fff);
    transition: transform .3s ease, box-shadow .3s ease;
}

.blog-card-v:hover {
    transform: translateY(-5px);
    box-shadow: var(--card-shadow, 0 12px 28px rgba(0, 0, 0, .1));
}

.blog-card-v a {
    text-decoration: none;
    color: inherit;
    display: block;
}

.blog-card-v img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    transition: transform .5s ease;
}

.blog-card-v:hover img {
    transform: scale(1.04);
}

.blog-card-v__body {
    padding: 16px 18px;
}

.blog-card-v__body time {
    font-size: var(--font-size-small, 11px);
    color: var(--gold2, #c9983a);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .3px;
}

.blog-card-v__body h3 {
    font-family: var(--font-heading, 'Montserrat', sans-serif);
    font-size: var(--font-size-small, 14px);
    margin: 8px 0 6px;
    line-height: 1.4;
    font-weight: 700;
    color: var(--text, #172233);
}

.blog-card-v__body p {
    font-family: var(--font-body, 'Montserrat', sans-serif);
    font-size: var(--font-size-small, 12px);
    color: var(--muted, #5d6670);
    margin: 0 0 12px;
    line-height: 1.55;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-v__link {
    font-size: var(--font-size-small, 12px);
    font-weight: 700;
    color: var(--gold2, #c9983a);
    transition: color .2s;
}

.blog-card-v:hover .blog-card-v__link {
    color: var(--gold, #d4a25a);
}


/* ─────────────────────────────────────────────────────────────
   Mẫu 3: Overlay — Chữ đè gradient lên hình ảnh
   ───────────────────────────────────────────────────────────── */

.blog-tpl-blog-3 {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gap, 14px);
}

.blog-card-overlay {
    position: relative;
    border-radius: var(--card-radius, 8px);
    overflow: hidden;
    min-height: 240px;
}

.blog-card-overlay a {
    display: block;
    text-decoration: none;
}

.blog-card-overlay img {
    width: 100%;
    height: 260px;
    object-fit: cover;
    transition: transform .6s ease;
}

.blog-card-overlay:hover img {
    transform: scale(1.07);
}

.blog-card-overlay__content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 50px 16px 18px;
    background: linear-gradient(to top, rgba(0, 0, 0, .85) 0%, rgba(0, 0, 0, .35) 50%, transparent 100%);
    color: #fff;
    transition: padding .3s ease;
}

.blog-card-overlay:hover .blog-card-overlay__content {
    padding-bottom: 22px;
}

.blog-card-overlay__content time {
    font-size: var(--font-size-small, 11px);
    color: var(--gold, #d4a25a);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .3px;
}

.blog-card-overlay__content h3 {
    font-family: var(--font-heading, 'Montserrat', sans-serif);
    font-size: var(--font-size-small, 15px);
    margin: 6px 0 8px;
    line-height: 1.35;
    color: #fff;
    font-weight: 700;
}

.blog-card-overlay__content span {
    font-size: var(--font-size-small, 12px);
    font-weight: 700;
    color: var(--gold, #d4a25a);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity .3s, transform .3s;
    display: inline-block;
}

.blog-card-overlay:hover .blog-card-overlay__content span {
    opacity: 1;
    transform: translateY(0);
}


/* ─────────────────────────────────────────────────────────────
   Mẫu 4: Minimalist — Tối giản không viền
   ───────────────────────────────────────────────────────────── */

.blog-tpl-blog-4 {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gap, 28px);
}

.blog-card-minimal {
    transition: transform .3s ease;
}

.blog-card-minimal:hover {
    transform: translateY(-3px);
}

.blog-card-minimal a {
    display: block;
    text-decoration: none;
    color: inherit;
}

.blog-card-minimal img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--image-radius, 6px);
    margin-bottom: 14px;
    transition: opacity .3s ease, transform .4s ease;
}

.blog-card-minimal:hover img {
    opacity: .88;
    transform: scale(1.02);
}

.blog-card-minimal time {
    font-size: var(--font-size-small, 11px);
    color: var(--muted, #999);
    text-transform: uppercase;
    letter-spacing: .5px;
    font-weight: 500;
}

.blog-card-minimal h3 {
    font-family: var(--font-heading, 'Montserrat', sans-serif);
    font-size: var(--font-size-small, 15px);
    margin: 6px 0 8px;
    line-height: 1.35;
    font-weight: 700;
    color: var(--text, #172233);
    transition: color .2s;
}

.blog-card-minimal:hover h3 {
    color: var(--gold2, #c9983a);
}

.blog-card-minimal p {
    font-family: var(--font-body, 'Montserrat', sans-serif);
    font-size: var(--font-size-small, 12px);
    color: var(--muted, #5d6670);
    margin: 0;
    line-height: 1.55;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}


/* ─────────────────────────────────────────────────────────────
   Mẫu 5: Dark Mode — Card nền tối
   ───────────────────────────────────────────────────────────── */

.blog-tpl-blog-5 {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gap, 14px);
}

.blog-card-dark {
    border-radius: var(--card-radius, 10px);
    overflow: hidden;
    background: linear-gradient(145deg, var(--brand-primary, #0b1725), var(--brand-secondary, #0e1f33));
    transition: transform .3s ease, box-shadow .3s ease;
    border: 1px solid rgba(255, 255, 255, .06);
}

.blog-card-dark:hover {
    transform: translateY(-5px);
    box-shadow: 0 14px 30px rgba(0, 0, 0, .3);
}

.blog-card-dark a {
    display: block;
    text-decoration: none;
    color: #fff;
}

.blog-card-dark img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    transition: transform .5s ease;
}

.blog-card-dark:hover img {
    transform: scale(1.04);
}

.blog-card-dark__body {
    padding: 16px 18px;
}

.blog-card-dark__body time {
    font-size: var(--font-size-small, 11px);
    color: var(--gold, #d4a25a);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .3px;
}

.blog-card-dark__body h3 {
    font-family: var(--font-heading, 'Montserrat', sans-serif);
    font-size: var(--font-size-small, 14px);
    margin: 8px 0 6px;
    line-height: 1.4;
    color: #fff;
    font-weight: 700;
    transition: color .2s;
}

.blog-card-dark:hover .blog-card-dark__body h3 {
    color: var(--gold, #d4a25a);
}

.blog-card-dark__body p {
    font-family: var(--font-body, 'Montserrat', sans-serif);
    font-size: var(--font-size-small, 12px);
    color: #9ba7b5;
    margin: 0 0 12px;
    line-height: 1.55;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-dark__link {
    font-size: var(--font-size-small, 12px);
    font-weight: 700;
    color: var(--gold, #d4a25a);
    transition: color .2s;
}

.blog-card-dark:hover .blog-card-dark__link {
    color: var(--brand-accent, #e8c871);
}


/* ─────────────────────────────────────────────────────────────
   Responsive — Tất cả mẫu
   ───────────────────────────────────────────────────────────── */

@media (max-width: 767px) {
    .blog-tpl-blog-1,
    .blog-tpl-blog-2,
    .blog-tpl-blog-3,
    .blog-tpl-blog-4,
    .blog-tpl-blog-5 {
        grid-template-columns: 1fr;
    }

    .blog-tpl-blog-4 {
        gap: 22px;
    }

    .blog-card-overlay img {
        height: 220px;
    }

    .blog-card-overlay__content span {
        opacity: 1;
        transform: none;
    }
}

@media (max-width: 559px) {
    .blog-tpl-blog-1 article {
        grid-template-columns: 1fr;
    }

    .blog-tpl-blog-1 img {
        width: 100%;
        height: 180px;
    }
}