.gz-bv {
    font-size: 16px;
    color: #0f172a;
    background: rgba(248, 250, 252, 0.5);
    padding: 16px 16px 32px;
    max-width: 1800px;
    margin: 0 auto;
}
.gz-bv *,
.gz-bv *::before,
.gz-bv *::after {
    box-sizing: border-box;
}
.gz-bv a { text-decoration: none; }
.gz-bv img { max-width: 100%; }

.gz-bv-filters {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(241, 245, 249, 0.9);
    border-radius: 16px;
    padding: 6px;
    margin-bottom: 32px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
}
.gz-bv-chip {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 800;
    color: #475569;
    background: transparent;
    transition: 0.2s;
}
.gz-bv-chip svg { width: 14px; height: 14px; margin-right: 6px; }
.gz-bv-chip:hover { color: #0f172a; background: #f8fafc; }
.gz-bv-chip.is-all { background: #0f172a; color: #fff; }
.gz-bv-chip.is-all:hover { background: #1e293b; color: #fff; }
.gz-bv-chip.is-active {
    background: linear-gradient(to right, #dc2626, #e11d48);
    color: #fff;
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.2);
}
.gz-bv-chip.is-active:hover { color: #fff; transform: scale(1.02); }

.gz-bv-hero { display: grid; grid-template-columns: 1fr; gap: 32px; margin-bottom: 48px; }
@media (min-width: 992px) {
    .gz-bv-hero { grid-template-columns: 3fr 1fr; }
}

.gz-bv-featured {
    background: #fff;
    border: 1px solid rgba(241, 245, 249, 0.8);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    transition: 0.3s;
}
.gz-bv-featured:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.22);
}
.gz-bv-featured-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 24px;
}
@media (min-width: 768px) {
    .gz-bv-featured-inner { grid-template-columns: 7fr 5fr; }
}
.gz-bv-featured-img {
    position: relative;
    display: block;
    aspect-ratio: 16 / 9;
    border-radius: 16px;
    overflow: hidden;
    background: #f1f5f9;
}
@media (min-width: 768px) {
    .gz-bv-featured-img { aspect-ratio: auto; height: 380px; }
}
.gz-bv-featured-img img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}
.gz-bv-featured-img:hover img { transform: scale(1.03); }
.gz-bv-featured-body { display: flex; flex-direction: column; justify-content: space-between; padding: 8px 8px 8px 0; }
.gz-bv-cat {
    display: inline-block;
    background: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fee2e2;
    border-radius: 999px;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 16px;
}
.gz-bv-cat:hover { background: #fee2e2; }
.gz-bv-featured-title {
    font-size: 28px;
    font-weight: 800;
    line-height: 1.2;
    color: #0f172a;
    margin: 0 0 16px;
}
.gz-bv-featured-title:hover { color: #dc2626; }
.gz-bv-excerpt { color: #64748b; font-size: 14px; line-height: 1.7; margin: 0 0 16px; }
.gz-bv-featured-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12px;
    font-weight: 600;
    padding-top: 16px;
    border-top: 1px solid #f1f5f9;
}
.gz-bv-date { color: #94a3b8; }
.gz-bv-read { color: #dc2626; font-weight: 700; }
.gz-bv-read:hover { color: #ef4444; }

.gz-bv-side {
    background: #fff;
    border: 1px solid rgba(241, 245, 249, 0.8);
    border-radius: 24px;
    padding: 24px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    height: 100%;
}
.gz-bv-side-title,
.gz-bv-section-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 18px;
    font-weight: 700;
    color: #0f172a;
    margin: 0 0 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid #f1f5f9;
}
.gz-bv-section-title { border: 0; padding: 0; margin-bottom: 24px; font-size: 20px; font-weight: 800; }
.gz-bv-bar { width: 6px; height: 24px; background: #dc2626; border-radius: 999px; display: inline-block; }
.gz-bv-side-item { display: flex; gap: 16px; align-items: center; margin-bottom: 20px; }
.gz-bv-side-item:last-child { margin-bottom: 0; }
.gz-bv-thumb {
    width: 64px;
    height: 64px;
    border-radius: 12px;
    overflow: hidden;
    flex-shrink: 0;
    background: #f8fafc;
    border: 1px solid #f1f5f9;
}
.gz-bv-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.gz-bv-side-item:hover img { transform: scale(1.05); }
.gz-bv-side-item h4 {
    font-size: 14px;
    font-weight: 700;
    line-height: 1.35;
    color: #0f172a;
    margin: 0 0 4px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.gz-bv-side-item:hover h4 { color: #dc2626; }
.gz-bv-side-item span { font-size: 11px; color: #94a3b8; font-weight: 500; }

.gz-bv-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}
@media (min-width: 576px) { .gz-bv-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 768px) { .gz-bv-grid { grid-template-columns: 1fr 1fr 1fr; } }
@media (min-width: 1200px) { .gz-bv-grid { grid-template-columns: 1fr 1fr 1fr 1fr; } }

.gz-bv-card {
    background: #fff;
    border: 1px solid rgba(241, 245, 249, 0.8);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: 0.3s;
}
.gz-bv-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.22);
}
.gz-bv-card-img {
    position: relative;
    display: block;
    aspect-ratio: 16 / 9;
    background: #f8fafc;
    overflow: hidden;
}
.gz-bv-card-img img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}
.gz-bv-card-img:hover img { transform: scale(1.03); }
.gz-bv-card-body { padding: 20px; flex: 1; display: flex; flex-direction: column; justify-content: space-between; }
.gz-bv-card-cat {
    display: inline-block;
    background: #f1f5f9;
    color: #334155;
    border-radius: 6px;
    padding: 2px 10px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 12px;
}
.gz-bv-card-cat:hover { background: #e2e8f0; }
.gz-bv-card-title {
    font-size: 16px;
    font-weight: 800;
    line-height: 1.35;
    color: #0f172a;
    margin: 0 0 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.gz-bv-card-title:hover { color: #dc2626; }
.gz-bv-card-excerpt {
    color: #64748b;
    font-size: 12px;
    line-height: 1.6;
    margin: 0 0 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.gz-bv-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 11px;
    font-weight: 600;
    padding-top: 12px;
    border-top: 1px solid #f8fafc;
}

.gz-bv-empty { text-align: center; padding: 80px 16px; }
.gz-bv-empty h3 { font-size: 20px; font-weight: 500; color: #64748b; margin: 16px 0 0; }
.gz-bv-empty-box {
    background: #fff;
    border: 1px solid rgba(241, 245, 249, 0.8);
    border-radius: 24px;
    padding: 48px 24px;
    text-align: center;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.gz-bv-empty-box h3 { font-size: 18px; font-weight: 700; color: #1e293b; margin: 0 0 4px; }
.gz-bv-empty-box p { font-size: 14px; color: #64748b; margin: 0; }

.gz-bv-detail { display: grid; grid-template-columns: 1fr; gap: 32px; }
@media (min-width: 992px) {
    .gz-bv-detail { grid-template-columns: 9fr 3fr; }
}
.gz-bv-article {
    background: #fff;
    border: 1px solid rgba(241, 245, 249, 0.8);
    border-radius: 24px;
    padding: 20px;
}
@media (min-width: 576px) { .gz-bv-article { padding: 32px; } }
.gz-bv-cover {
    position: relative;
    width: 100%;
    height: 320px;
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 32px;
    background: #f8fafc;
}
@media (min-width: 576px) { .gz-bv-cover { height: 450px; } }
.gz-bv-cover img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top; }
.gz-bv-article-title { font-size: 28px; font-weight: 800; line-height: 1.2; color: #0f172a; margin: 0 0 16px; }
@media (min-width: 576px) { .gz-bv-article-title { font-size: 36px; } }
.gz-bv-article-top { display: flex; flex-direction: column; gap: 16px; margin-bottom: 0; }
@media (min-width: 576px) {
    .gz-bv-article-top { flex-direction: row; align-items: center; justify-content: space-between; }
}
.gz-bv-posted { display: flex; align-items: center; font-size: 14px; color: #64748b; }
.gz-bv-posted svg { width: 16px; height: 16px; margin-right: 6px; color: #cbd5e1; }
.gz-bv-buy {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #dc2626;
    color: #fff !important;
    font-weight: 800;
    font-size: 12px;
    padding: 8px 20px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.2);
}
.gz-bv-buy:hover { background: #b91c1c; color: #fff !important; }
.gz-bv-hr { border: 0; border-top: 1px solid #f1f5f9; margin: 32px 0; }
.gz-bv-prose { color: #374151; line-height: 1.6; }
.gz-bv-prose h1, .gz-bv-prose h2, .gz-bv-prose h3, .gz-bv-prose h4 { color: #111827; font-weight: 700; margin-top: 0.75em; margin-bottom: 0.15em; }
.gz-bv-prose h1 { font-size: 2.25em; }
.gz-bv-prose h2 { font-size: 1.75em; }
.gz-bv-prose h3 { font-size: 1.25em; }
.gz-bv-prose p { margin: 0 0 0.75em; }
.gz-bv-prose a { color: #2563eb; }
.gz-bv-prose img {
    border-radius: 16px;
    margin: 1.5em 0;
    width: 100%;
    max-height: 450px;
    object-fit: cover;
}
.gz-bv-prose ul { list-style: disc; padding-left: 1.625em; }
.gz-bv-prose ol { list-style: decimal; padding-left: 1.625em; }
.gz-bv-products { margin-top: 48px; padding-top: 32px; border-top: 1px solid #f1f5f9; }
.gz-bv-products-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (min-width: 576px) { .gz-bv-products-grid { grid-template-columns: 1fr 1fr 1fr; } }
@media (min-width: 768px) { .gz-bv-products-grid { grid-template-columns: 1fr 1fr 1fr 1fr; } }
.gz-bv-product {
    background: #f8fafc;
    border: 1px solid rgba(241, 245, 249, 0.5);
    border-radius: 12px;
    padding: 12px;
    text-align: center;
    color: #334155;
    font-size: 14px;
    font-weight: 600;
}
.gz-bv-product:hover { background: #f1f5f9; color: #0f172a; }
.gz-bv-back {
    display: inline-flex;
    align-items: center;
    font-size: 14px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 16px;
}
.gz-bv-back:hover { color: #dc2626; }
.gz-bv-back svg { width: 18px; height: 18px; margin-right: 6px; }
.gz-bv-sticky { position: sticky; top: 24px; }
.gz-bv-side-list .gz-bv-side-item { padding-bottom: 8px; border-bottom: 1px solid #f8fafc; }
.gz-bv-side-list .gz-bv-side-item:last-child { border-bottom: 0; }
.gz-bv-clamp-4 {
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}