/* ===== BLOG DETAIL PAGE STYLES ===== */

/* Prevent horizontal overflow on the entire page */
body.blog-detail-page {
    overflow-x: hidden;
}

/* Banner */
.blog-detail-banner {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 60%, #0F172A 100%);
    padding: 120px 0 52px;
    /* top padding accounts for fixed header */
    position: relative;
    overflow: hidden;
}

.blog-detail-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 70% 70% at 50% -10%, rgba(20, 184, 166, 0.22) 0%, transparent 70%);
    pointer-events: none;
}

.blog-detail-banner .container {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

.banner-icon-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    background: rgba(212, 168, 67, 0.12);
    border: 2px solid rgba(212, 168, 67, 0.4);
    border-radius: 20px;
    margin-bottom: 16px;
    box-shadow: 0 0 32px rgba(212, 168, 67, 0.15);
}

.banner-icon-wrap svg {
    width: 40px;
    height: 40px;
}

.banner-category-tag {
    display: inline-block;
    background: rgba(212, 168, 67, 0.15);
    color: #D4A843;
    border: 1px solid rgba(212, 168, 67, 0.35);
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    padding: 5px 18px;
    margin-bottom: 16px;
}

.blog-detail-banner h1 {
    font-size: clamp(1.55rem, 3vw, 2.25rem);
    font-weight: 800;
    color: #fff;
    max-width: 820px;
    margin: 0 auto 16px;
    line-height: 1.3;
}

.banner-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    color: #94a3b8;
    font-size: 0.82rem;
    margin-top: 4px;
}

.banner-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

/* Layout */
.blog-detail-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 48px 24px 64px;
    box-sizing: border-box;
}

/* Article */
.blog-article {
    min-width: 0;
    overflow: hidden;
}

.article-featured-img {
    width: 100%;
    max-width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-radius: 14px;
    margin-bottom: 28px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid #334155;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.83rem;
    color: #94A3B8;
}

.meta-item svg {
    color: #D4A843;
}

.article-title {
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 800;
    color: #F8FAFC;
    margin-bottom: 20px;
    line-height: 1.3;
}

.article-body {
    color: #CBD5E1;
    line-height: 1.85;
    font-size: 1rem;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.article-body h2 {
    font-size: 1.3rem;
    font-weight: 700;
    color: #F8FAFC;
    margin: 36px 0 14px;
    padding-left: 14px;
    border-left: 4px solid #D4A843;
}

.article-body h3 {
    font-size: 1.08rem;
    font-weight: 700;
    color: #F1F5F9;
    margin: 24px 0 10px;
}

.article-body p {
    margin-bottom: 16px;
}

.article-body ul,
.article-body ol {
    padding-left: 22px;
    margin-bottom: 16px;
}

.article-body li {
    margin-bottom: 8px;
}

.article-body strong {
    color: #F8FAFC;
}

/* Key Point Box */
.key-box {
    background: linear-gradient(135deg, #fefdfa, #fcf8ed);
    border: 1px solid #D4A843;
    border-left: 5px solid #D4A843;
    border-radius: 10px;
    padding: 18px 20px;
    margin: 24px 0;
    box-sizing: border-box;
}

.key-box-title {
    font-weight: 700;
    color: #7A5B1D;
    font-size: 0.88rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 7px;
}

.key-box ul {
    margin: 0;
    padding-left: 18px;
}

.key-box li {
    color: #594112;
    font-size: 0.93rem;
    margin-bottom: 6px;
}

/* Blue Info Box */
.info-box {
    background: #f0fdfa;
    border: 1px solid #99f6e4;
    border-left: 5px solid #14B8A6;
    border-radius: 10px;
    padding: 18px 20px;
    margin: 24px 0;
    color: #115e59;
    font-size: 0.93rem;
    box-sizing: border-box;
}

.info-box strong {
    color: #0f766e;
}

/* Table wrapper for horizontal scroll on mobile */
.table-wrap {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 24px 0;
    border-radius: 10px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.07);
}

.table-wrap table {
    margin: 0;
    box-shadow: none;
}

/* Tables */
.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 0.9rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.07);
}

.article-body thead th {
    background: #1e293b;
    color: #fff;
    padding: 12px 14px;
    text-align: left;
    font-weight: 700;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
}

.article-body tbody tr:nth-child(even) {
    background: #0F172A;
}

.article-body tbody td {
    padding: 11px 14px;
    border-bottom: 1px solid #334155;
    color: #CBD5E1;
}

.article-body tbody tr:hover {
    background: #fcf8ed;
}

.badge-green {
    background: #d1fae5;
    color: #065f46;
    padding: 2px 10px;
    border-radius: 99px;
    font-size: 0.78rem;
    font-weight: 600;
}

.badge-amber {
    background: #fcf8ed;
    color: #7A5B1D;
    padding: 2px 10px;
    border-radius: 99px;
    font-size: 0.78rem;
    font-weight: 600;
}

.badge-blue {
    background: #ccfbf1;
    color: #115e59;
    padding: 2px 10px;
    border-radius: 99px;
    font-size: 0.78rem;
    font-weight: 600;
}

/* Formula Box */
.formula-box {
    background: #0f172a;
    color: #D4A843;
    font-family: 'Courier New', monospace;
    padding: 18px 24px;
    border-radius: 10px;
    margin: 20px 0;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    letter-spacing: 0.02em;
    overflow-wrap: break-word;
    word-wrap: break-word;
    box-sizing: border-box;
}

/* FAQ */
.faq-item {
    border: 1px solid #334155;
    border-radius: 10px;
    margin-bottom: 12px;
    overflow: hidden;
}

.faq-q {
    padding: 16px 18px;
    font-weight: 700;
    font-size: 0.95rem;
    color: #F8FAFC;
    background: #0F172A;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-a {
    padding: 14px 18px;
    color: #94A3B8;
    font-size: 0.92rem;
    line-height: 1.7;
    border-top: 1px solid #334155;
}

/* Tags */
.article-tags {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid #334155;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.article-tags span {
    font-size: 0.8rem;
    font-weight: 600;
    color: #94A3B8;
    margin-right: 4px;
}

.tag-pill {
    background: #334155;
    color: #94A3B8;
    padding: 5px 13px;
    border-radius: 99px;
    font-size: 0.8rem;
    text-decoration: none;
    transition: all 0.2s;
}

.tag-pill:hover {
    background: #D4A843;
    color: #fff;
}

/* ===== SIDEBAR ===== */
.blog-sidebar {
    display: flex;
    flex-direction: column;
    gap: 28px;
    min-width: 0;
}

.sidebar-widget {
    background: #1E293B;
    border: 1px solid #334155;
    border-radius: 14px;
    padding: 22px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
    box-sizing: border-box;
}

.widget-title {
    font-size: 1rem;
    font-weight: 800;
    color: #F8FAFC;
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid #D4A843;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Search */
.search-form {
    display: flex;
    gap: 0;
}

.blog-sidebar .search-input {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid #334155;
    border-right: none;
    border-radius: 8px 0 0 8px;
    font-size: 0.9rem;
    outline: none;
    color: #CBD5E1;
    min-width: 0;
}

.blog-sidebar .search-input:focus {
    border-color: #D4A843;
}

.blog-sidebar .search-btn {
    padding: 10px 16px;
    background: #D4A843;
    border: none;
    border-radius: 0 8px 8px 0;
    color: #fff;
    cursor: pointer;
    transition: background 0.2s;
}

.blog-sidebar .search-btn:hover {
    background: #B68B30;
}

/* Categories */
.cat-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.cat-list li a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 9px 12px;
    border-radius: 8px;
    text-decoration: none;
    color: #94A3B8;
    font-size: 0.88rem;
    font-weight: 500;
    transition: all 0.2s;
}

.cat-list li a:hover {
    background: #fcf8ed;
    color: #D4A843;
}

.cat-count {
    background: #334155;
    color: #94A3B8;
    border-radius: 99px;
    padding: 2px 9px;
    font-size: 0.75rem;
    font-weight: 700;
}

/* Recent Posts */
.recent-post {
    display: flex;
    gap: 12px;
    padding-bottom: 14px;
    margin-bottom: 14px;
    border-bottom: 1px solid #f1f5f9;
}

.recent-post:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.recent-post-img {
    width: 72px;
    height: 60px;
    object-fit: cover;
    border-radius: 8px;
    flex-shrink: 0;
}

.recent-post-info {
    flex: 1;
    min-width: 0;
}

.recent-post-title {
    font-size: 0.82rem;
    font-weight: 700;
    color: #F1F5F9;
    line-height: 1.4;
    margin-bottom: 4px;
    text-decoration: none;
    display: block;
    overflow-wrap: break-word;
}

.recent-post-title:hover {
    color: #D4A843;
}

.recent-post-date {
    font-size: 0.74rem;
    color: #94a3b8;
}

/* Tags Widget */
.tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}

.tags-cloud a {
    background: #334155;
    color: #94A3B8;
    padding: 5px 12px;
    border-radius: 99px;
    font-size: 0.78rem;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s;
}

.tags-cloud a:hover {
    background: #D4A843;
    color: #fff;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .blog-detail-layout {
        grid-template-columns: 1fr;
        padding: 24px 16px 48px;
        gap: 28px;
    }

    .blog-sidebar {
        order: 2;
    }

    .blog-detail-banner {
        padding: 100px 0 36px;
    }

    .blog-detail-banner h1 {
        font-size: 1.35rem;
    }

    .banner-meta {
        gap: 12px;
        font-size: 0.78rem;
    }

    .banner-icon-wrap {
        width: 58px;
        height: 58px;
    }

    .banner-icon-wrap svg {
        width: 30px;
        height: 30px;
    }

    .article-featured-img {
        border-radius: 10px;
        margin-bottom: 20px;
    }

    .article-title {
        font-size: 1.3rem;
    }

    .article-meta {
        gap: 10px;
    }

    .meta-item {
        font-size: 0.78rem;
    }

    .article-body h2 {
        font-size: 1.15rem;
        margin: 28px 0 12px;
    }

    .article-body h3 {
        font-size: 1rem;
    }

    .article-body {
        font-size: 0.93rem;
    }

    .formula-box {
        font-size: 0.82rem;
        padding: 14px 14px;
        word-break: break-word;
        overflow-wrap: break-word;
    }

    .key-box,
    .info-box {
        padding: 14px 14px;
    }

    /* Tables — horizontal scroll on mobile */
    .article-body table {
        font-size: 0.78rem;
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        max-width: 100%;
    }

    .article-body thead,
    .article-body tbody,
    .article-body tr {
        display: table;
        width: 100%;
        table-layout: auto;
    }

    .article-body thead th {
        padding: 10px 10px;
        font-size: 0.72rem;
        white-space: nowrap;
    }

    .article-body tbody td {
        padding: 9px 10px;
        white-space: nowrap;
    }
}

@media (max-width: 480px) {
    .blog-detail-banner {
        padding: 90px 0 30px;
    }

    .blog-detail-banner .container {
        padding: 0 16px;
    }

    .blog-detail-banner h1 {
        font-size: 1.1rem;
    }

    .banner-meta {
        flex-direction: column;
        gap: 5px;
        font-size: 0.75rem;
    }

    .banner-category-tag {
        font-size: 0.65rem;
        padding: 4px 14px;
    }

    .banner-icon-wrap {
        width: 52px;
        height: 52px;
    }

    .banner-icon-wrap svg {
        width: 26px;
        height: 26px;
    }

    .blog-detail-layout {
        padding: 20px 14px 40px;
    }

    .article-title {
        font-size: 1.1rem;
    }

    .article-meta {
        flex-direction: column;
        gap: 8px;
    }

    .meta-item[style*="margin-left:auto"] {
        margin-left: 0 !important;
    }

    .recent-post-img {
        width: 60px;
        height: 50px;
    }

    .faq-q {
        font-size: 0.85rem;
        padding: 12px 14px;
    }

    .faq-a {
        font-size: 0.82rem;
        padding: 12px 14px;
    }

    .article-tags {
        gap: 6px;
    }

    .tag-pill {
        font-size: 0.72rem;
        padding: 4px 10px;
    }

    .sidebar-widget {
        padding: 16px;
    }

    .formula-box {
        font-size: 0.75rem;
        padding: 12px 12px;
    }
}