:root {
    --primary-color: #e74c3c;
    --dark-blue: #2c3e50;
    --bg-light: #f8f9fa;
}

/* Banner */
.blog-banner {
    height: 350px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    text-align: center;
    color: #fff;
    margin-top: -60px; /* Bù khoảng Header */
}

.blog-banner-text h1 {
    font-size: 2.5rem;
    margin-top: 15px;
}

.breadcrumb-item a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
}

.post-meta {
    font-size: 0.9rem;
    opacity: 0.9;
    display: flex;
}

/* Content body */
.content-body {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #444;
}

    .content-body img {
        max-width: 100%;
        border-radius: 15px;
        margin: 20px 0;
    }

    .content-body h2, .content-body h3 {
        color: var(--dark-blue);
        font-weight: 700;
        margin: 30px 0 15px;
    }

/* Share & Tags */
.tag-item {
    background: var(--bg-light);
    color: #666;
    padding: 5px 15px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 0.85rem;
    margin-right: 5px;
    transition: 0.3s;
}

    .tag-item:hover {
        background: var(--primary-color);
        color: #fff;
    }

.share__social li a {
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bg-light);
    color: var(--dark-blue);
    transition: 0.3s;
}

.share-fb:hover {
    background: #3b5998;
    color: #fff !important;
}

.share-tw:hover {
    background: #000;
    color: #fff !important;
}

.share-in:hover {
    background: #0077b5;
    color: #fff !important;
}

/* Author Box */
.post__author {
    background: var(--bg-light);
    padding: 30px;
    display: flex;
    align-items: center;
}

.author__image img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
}

.author__info h5 {
    color: var(--dark-blue);
    font-size: 1.1rem;
}

/* Sidebar Widget */
.sidebar-widget {
    border: 1px solid #f0f0f0;
}

.widget-title {
    font-size: 1.2rem;
    padding-bottom: 10px;
    border-bottom: 3px solid var(--primary-color);
    display: inline-block;
    margin-bottom: 20px;
}

.category-list li a {
    color: #555;
    border-bottom: 1px dashed #eee;
}

    .category-list li a:hover {
        color: var(--primary-color);
    }

.latest-post-item {
    transition: 0.3s;
}

    .latest-post-item:hover {
        transform: translateX(5px);
    }

/* Responsive */
@media (max-width: 991px) {
    .blog-banner {
        height: 250px;
        padding-top: 60px;
    }

    .blog-banner-text h1 {
        font-size: 1.8rem;
    }

    .post__author {
        flex-direction: column;
        text-align: center;
    }

    .author__image {
        margin-bottom: 15px;
        margin-right: 0;
    }
}