/* ==========================================================================
   pages/article-detail.css — Article Detail Page
   KC INTERPRESS
   ========================================================================== */

/* Breadcrumb */
.article-breadcrumb-sep     { margin: 0 8px; color: var(--gray-400); }
.article-breadcrumb-current { color: var(--orange) !important; }

/* --------------------------------------------------------------------------
   HERO BAR
   -------------------------------------------------------------------------- */
.article-hero-bar {
    border-top: none;
    border-bottom: 3px solid var(--orange);
}

.article-hero-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    padding: 16px 0;
}

.article-hero-title {
    font-family: var(--font-th);
    font-size: clamp(22px, 4vw, 40px);
    font-weight: 700;
    color: var(--white);
    line-height: 1.3;
}

.article-hero-title span { color: var(--orange); }

.article-hero-breadcrumb {
    font-family: var(--font-th);
    font-size: 13px;
    color: var(--gray-400);
}

.article-hero-breadcrumb a {
    color: var(--gray-400);
    text-decoration: none;
    transition: var(--transition);
}

.article-hero-breadcrumb a:hover { color: var(--orange); }

/* --------------------------------------------------------------------------
   LAYOUT
   -------------------------------------------------------------------------- */
.article-layout {
    max-width: 100%;
}

/* --------------------------------------------------------------------------
   ARTICLE BODY
   -------------------------------------------------------------------------- */
.article-hero-img {
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 40px;
    border: 1px solid var(--gray-200);
}

.article-hero-img img {
    width: 100%;
    display: block;
    height: auto;
}

/* Meta */
.article-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.article-meta-item {
    font-family: var(--font-th);
    font-size: 13px;
    color: var(--gray-400);
}

.article-meta-item i { color: var(--orange); margin-right: 6px; }

.article-tag {
    background: rgba(249,115,22,0.1);
    color: var(--orange);
    font-family: var(--font-en);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    padding: 4px 12px;
    border-radius: 100px;
    text-transform: uppercase;
}

/* Intro box */
.article-intro {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-left: 4px solid var(--orange);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    padding: 24px 28px;
    margin-bottom: 40px;
    font-family: var(--font-th);
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.9;
}

/* Section heading */
.article-h2 {
    font-family: var(--font-th);
    font-size: 24px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--gray-200);
    display: flex;
    align-items: center;
    gap: 10px;
}

.article-h2-bar {
    display: inline-block;
    width: 6px;
    height: 24px;
    border-radius: 3px;
    flex-shrink: 0;
}

.article-p {
    font-family: var(--font-th);
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.9;
    margin-bottom: 16px;
}

/* Pantone compare cards */
.pantone-compare {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 40px;
}

.pantone-card {
    border-radius: var(--radius-md);
    padding: 28px;
    text-align: center;
    color: var(--white);
}

.pantone-card-label {
    font-family: var(--font-en);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 3px;
    opacity: 0.5;
    margin-bottom: 8px;
}

.pantone-card-code {
    font-family: var(--font-en);
    font-size: 36px;
    font-weight: 900;
    line-height: 1;
}

.pantone-card-desc {
    font-family: var(--font-th);
    font-size: 13px;
    opacity: 0.6;
    margin-top: 10px;
}

.pantone-card-badge {
    display: inline-block;
    background: rgba(255,255,255,0.15);
    color: var(--white);
    font-family: var(--font-en);
    font-size: 11px;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 100px;
    margin-top: 14px;
}

/* Feature 2-col cards */
.article-cards-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
}

.article-feature-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 20px;
}

.article-feature-card-title {
    font-family: var(--font-en);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--gray-200);
}

.article-feature-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 7px 0;
    border-bottom: 1px solid var(--gray-100);
    font-family: var(--font-th);
    font-size: 14px;
    color: var(--gray-600);
}

.article-feature-row i { font-size: 11px; flex-shrink: 0; }

/* Placeholder image box */
.article-img-placeholder {
    background: var(--white);
    border: 2px dashed var(--gray-200);
    border-radius: var(--radius-md);
    padding: 32px;
    text-align: center;
    margin-bottom: 40px;
}

.article-img-placeholder i {
    font-size: 32px;
    color: var(--gray-300);
    margin-bottom: 10px;
    display: block;
}

.article-img-placeholder p {
    font-family: var(--font-th);
    font-size: 13px;
    color: var(--gray-400);
    margin: 0;
}

/* Why different cards */
.article-why-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 40px;
}

.article-why-card {
    border-radius: var(--radius-md);
    padding: 24px;
    color: var(--white);
}

.article-why-card-label {
    font-family: var(--font-en);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 14px;
    opacity: 0.7;
}

.article-why-row {
    display: flex;
    gap: 8px;
    margin-bottom: 6px;
}

.article-why-dot {
    width: 10px;
    height: 10px;
    background: rgba(255,255,255,0.9);
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 5px;
}

.article-why-row p {
    font-family: var(--font-th);
    font-size: 14px;
    line-height: 1.7;
    opacity: 0.9;
    margin: 0;
}

/* Tips cards */
.article-tips-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 40px;
}

.article-tip-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 20px;
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.article-tip-icon {
    width: 40px;
    height: 40px;
    background: rgba(249,115,22,0.08);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.article-tip-icon i { color: var(--orange); font-size: 16px; }

.article-tip-card h4 {
    font-family: var(--font-th);
    font-size: 15px;
    font-weight: 600;
    color: var(--black);
    margin-bottom: 6px;
}

.article-tip-card p {
    font-family: var(--font-th);
    font-size: 13px;
    color: var(--gray-600);
    line-height: 1.7;
    margin: 0;
}

/* Summary box */
.article-summary {
    background: var(--black);
    border-radius: var(--radius-lg);
    padding: 32px;
    margin-bottom: 40px;
}

.article-summary h3 {
    font-family: var(--font-th);
    font-size: 20px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.article-summary h3 span { color: var(--orange); }

.article-summary p {
    font-family: var(--font-th);
    font-size: 15px;
    color: var(--gray-400);
    line-height: 1.85;
    margin: 0;
}

/* CTA bar */
.article-cta-bar {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

.article-cta-bar h4 {
    font-family: var(--font-th);
    font-size: 17px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 6px;
}

.article-cta-bar p {
    font-family: var(--font-th);
    font-size: 14px;
    color: var(--gray-600);
    margin: 0;
}

.article-cta-btns {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* Share */
.article-share {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.article-share-label {
    font-family: var(--font-th);
    font-size: 13px;
    color: var(--gray-400);
}

.article-share-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-en);
    font-size: 12px;
    font-weight: 600;
    padding: 7px 16px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--white);
    transition: var(--transition);
}

.article-share-btn:hover { opacity: 0.85; }
.article-share-btn.facebook { background: #1877F2; }
.article-share-btn.line     { background: #06C755; }

/* --------------------------------------------------------------------------
   SIDEBAR
   -------------------------------------------------------------------------- */
.article-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
    position: sticky;
    top: 120px;
}

.article-sidebar-widget {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 24px;
}

.article-sidebar-widget-dark {
    background: var(--black);
    border-radius: var(--radius-md);
    padding: 24px;
    text-align: center;
}

.sidebar-widget-title {
    font-family: var(--font-en);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--black);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--gray-200);
}

.sidebar-widget-title i { color: var(--orange); margin-right: 8px; }

/* TOC */
.toc-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px solid var(--gray-100);
    font-family: var(--font-th);
    font-size: 13px;
    color: var(--gray-600);
}

.toc-num {
    font-family: var(--font-en);
    font-size: 11px;
    font-weight: 700;
    color: var(--orange);
    flex-shrink: 0;
    width: 18px;
    padding-top: 1px;
}

/* Related posts */
.related-post {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-100);
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

.related-post:hover h4 { color: var(--orange); }

.related-thumb {
    width: 64px;
    height: 52px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
    background: var(--gray-100);
}

.related-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.related-post h4 {
    font-family: var(--font-th);
    font-size: 13px;
    font-weight: 500;
    line-height: 1.45;
    color: var(--black);
    margin-bottom: 4px;
    transition: color 0.2s;
}

.related-post span {
    font-family: var(--font-th);
    font-size: 11px;
    color: var(--gray-400);
}

.related-post span i { color: var(--orange); margin-right: 4px; }

.related-all {
    display: block;
    text-align: center;
    margin-top: 14px;
    font-family: var(--font-th);
    font-size: 13px;
    color: var(--orange);
    text-decoration: none;
    transition: var(--transition);
}

.related-all:hover { text-decoration: underline; }

/* Sidebar CTA dark */
.sidebar-cta-icon {
    color: var(--orange);
    font-size: 28px;
    margin-bottom: 12px;
    display: block;
}

.sidebar-cta-title {
    font-family: var(--font-th);
    font-size: 15px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
}

.sidebar-cta-sub {
    font-family: var(--font-th);
    font-size: 13px;
    color: var(--gray-400);
    margin-bottom: 16px;
    line-height: 1.6;
}

/* --------------------------------------------------------------------------
   RESPONSIVE
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
    .article-layout { grid-template-columns: 1fr; }
    .article-sidebar { position: static; }
    .pantone-compare { grid-template-columns: 1fr 1fr; }
    .article-tips-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .pantone-compare { grid-template-columns: 1fr; }
    .article-cards-2col { grid-template-columns: 1fr; }
    .article-why-cards { grid-template-columns: 1fr; }
    .article-tips-grid { grid-template-columns: 1fr; }
    .article-cta-bar { flex-direction: column; }
}