/* ═══════ ENHANCED ARTICLE STYLES ═══════ */

/* ─── Reading Progress Bar ─── */
.article-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    z-index: 9999;
    background: linear-gradient(90deg, var(--primary), #4f46e5);
    transition: width .15s ease;
    width: 0;
}

/* ─── Article Layout ─── */
.article-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 48px;
}

.article-layout > * {
    min-width: 0;
}

/* ─── Blog Post Layout (inline style fallback) ─── */
.blog-post-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 48px;
}

.blog-post-layout > * {
    min-width: 0;
}

/* ─── Article Content overflow protection ─── */
.article-content,
.article-body,
.long-form,
.article-key-takeaway,
.article-summary,
.article-key-takeaways {
    min-width: 0;
    overflow-wrap: break-word;
    word-wrap: break-word;
    max-width: 100%;
}

.article-content img,
.article-body img,
.long-form img {
    max-width: 100%;
    height: auto;
}

.article-content table,
.article-body table,
.long-form table {
    max-width: 100%;
    overflow-x: auto;
    display: block;
}

.article-content pre,
.article-body pre,
.long-form pre {
    max-width: 100%;
    overflow-x: auto;
}

@media (max-width: 900px) {
    .article-layout,
    .blog-post-layout {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .article-sidebar,
    .blog-post-layout > aside {
        display: none;
    }
}

@media (max-width: 768px) {
    .article-layout,
    .blog-post-layout {
        gap: 24px;
    }

    .article-content p {
        font-size: 1rem;
    }

    .article-content h2 {
        font-size: 1.25rem;
    }

    .article-cta {
        padding: 20px;
    }

    .article-quote {
        padding: 16px 20px;
    }

    .article-expert-quote {
        flex-direction: column;
        gap: 12px;
        padding: 20px;
    }

    .article-key-takeaway__header {
        padding: 12px 16px;
        font-size: 0.9375rem;
    }

    .article-key-takeaway ul {
        padding: 16px;
    }

    .article-key-takeaway li {
        flex-wrap: wrap;
    }

    .article-summary {
        padding: 16px;
    }

    .article-toolbox__body {
        padding: 16px;
    }

    .article-stat-box {
        padding: 20px;
    }

    .article-stat-box__value {
        font-size: 2rem;
    }

    .article-table th,
    .article-table td {
        padding: 10px 12px;
        font-size: 0.8125rem;
    }
}

/* ─── Article content typography ─── */
.article-content p {
    font-size: 1.0625rem;
    line-height: 1.85;
    margin-bottom: 20px;
    color: var(--gray-800);
}

.article-content h2 {
    font-size: 1.5rem;
    font-weight: 800;
    margin: 40px 0 16px;
    padding-top: 16px;
    color: var(--gray-900);
    scroll-margin-top: 80px;
}

.article-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin: 28px 0 12px;
    color: var(--gray-800);
}

/* ─── Lists ─── */
.article-list {
    padding-left: 20px;
    margin-bottom: 24px;
}

.article-list li {
    padding: 6px 0;
    line-height: 1.7;
    font-size: 1rem;
}

.article-list--numbered {
    padding-left: 24px;
}

.article-list--numbered li {
    padding-left: 4px;
}

.article-list--numbered li::marker {
    font-weight: 700;
    color: var(--primary);
}

/* ─── Checklist ─── */
.article-checklist {
    list-style: none;
    padding: 0;
    margin-bottom: 24px;
}

.article-checklist li {
    padding: 8px 0;
    display: flex;
    gap: 10px;
    align-items: flex-start;
    line-height: 1.7;
    font-size: 1rem;
}

.article-checklist__icon {
    color: var(--success, #16a34a);
    font-weight: 800;
    font-size: 1.1rem;
    flex-shrink: 0;
    margin-top: 2px;
}

/* ─── Notice (enhanced) ─── */
.article-notice {
    margin: 28px 0;
    border-radius: var(--radius-md);
    padding: 20px 24px;
}

/* ─── Table ─── */
.article-table-wrap {
    overflow-x: auto;
    margin: 28px 0;
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-200);
}

.article-table {
    width: 100%;
    margin: 0;
    border: none;
}

.article-table th {
    background: var(--gray-50);
    font-weight: 700;
    font-size: .875rem;
    text-transform: uppercase;
    letter-spacing: .02em;
    padding: 12px 16px;
    border-bottom: 2px solid var(--gray-200);
}

.article-table td {
    padding: 12px 16px;
    font-size: .9375rem;
    border-bottom: 1px solid var(--gray-100);
}

.article-table tr:last-child td {
    border-bottom: none;
}

/* ─── CTA Block ─── */
.article-cta {
    background: linear-gradient(135deg, rgba(30, 58, 138, .04), rgba(79, 70, 229, .06));
    border: 1px solid rgba(30, 58, 138, .12);
    border-radius: var(--radius-lg, 12px);
    padding: 28px 32px;
    margin: 36px 0;
    text-align: center;
}

.article-cta__title {
    font-weight: 700;
    font-size: 1.125rem;
    margin-bottom: 8px;
    color: var(--gray-900);
}

.article-cta__text {
    font-size: .9375rem;
    color: var(--gray-600);
    margin-bottom: 16px;
}

/* ─── Quote ─── */
.article-quote {
    border-left: 4px solid var(--primary);
    padding: 20px 28px;
    margin: 28px 0;
    background: var(--gray-50);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.article-quote p {
    font-style: italic;
    margin: 0;
    font-size: 1.0625rem;
    color: var(--gray-700);
}

/* ─── Image / Figure ─── */
.article-figure {
    margin: 32px 0;
    border-radius: var(--radius-lg, 12px);
    overflow: hidden;
    border: 1px solid var(--gray-200);
}

.article-figure__img-wrap {
    position: relative;
    overflow: hidden;
}

.article-figure__img-wrap img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform .4s ease;
}

.article-figure:hover .article-figure__img-wrap img {
    transform: scale(1.02);
}

.article-figure figcaption {
    padding: 12px 16px;
    font-size: .8125rem;
    color: var(--gray-500);
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    text-align: center;
}

/* ─── Toolbox Widget ─── */
.article-toolbox {
    margin: 36px 0;
    border: 2px solid var(--primary);
    border-radius: var(--radius-lg, 12px);
    overflow: hidden;
    background: #fff;
    box-shadow: 0 4px 24px rgba(30, 58, 138, .08);
}

.article-toolbox__header {
    background: linear-gradient(135deg, var(--primary), #4f46e5);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.article-toolbox__icon {
    font-size: 1.5rem;
}

.article-toolbox__title {
    color: #fff;
    font-weight: 700;
    font-size: 1rem;
    margin: 0;
}

.article-toolbox__body {
    padding: 24px;
}

.article-toolbox__body label {
    display: block;
    font-weight: 600;
    font-size: .875rem;
    margin-bottom: 6px;
    color: var(--gray-700);
}

.article-toolbox__body select,
.article-toolbox__body input[type="number"] {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-size: .9375rem;
    margin-bottom: 16px;
}

.article-toolbox__result {
    margin-top: 16px;
    padding: 16px;
    background: var(--gray-50);
    border-radius: var(--radius-md);
    font-weight: 700;
    text-align: center;
    font-size: 1.25rem;
    color: var(--primary);
}

/* ─── Expert Quote ─── */
.article-expert-quote {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    margin: 32px 0;
    padding: 24px;
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    border-radius: var(--radius-lg, 12px);
    border: 1px solid var(--gray-200);
}

.article-expert-quote__avatar {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.article-expert-quote__content blockquote {
    margin: 0 0 8px;
    font-style: italic;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--gray-700);
    border: none;
    padding: 0;
    background: none;
}

.article-expert-quote__content cite {
    font-weight: 700;
    font-size: .875rem;
    color: var(--gray-900);
    font-style: normal;
    display: block;
}

.article-expert-quote__creds {
    font-size: .8125rem;
    color: var(--gray-500);
    display: block;
    margin-top: 2px;
}

/* ─── Stat Box ─── */
.article-stat-box {
    text-align: center;
    padding: 28px;
    margin: 28px 0;
    background: linear-gradient(135deg, rgba(30, 58, 138, .06), rgba(79, 70, 229, .08));
    border-radius: var(--radius-lg, 12px);
    border: 1px solid rgba(30, 58, 138, .1);
}

.article-stat-box__value {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary);
    line-height: 1.2;
    margin-bottom: 4px;
}

.article-stat-box__label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-700);
}

.article-stat-box__source {
    font-size: .75rem;
    color: var(--gray-400);
    margin-top: 8px;
}

/* ─── Key Takeaway ─── */
.article-key-takeaway {
    margin: 32px 0;
    border: 2px solid var(--success, #16a34a);
    border-radius: var(--radius-lg, 12px);
    overflow: hidden;
}

.article-key-takeaway__header {
    background: linear-gradient(135deg, #dcfce7, #f0fdf4);
    padding: 14px 24px;
    font-weight: 800;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 8px;
    color: #166534;
    border-bottom: 1px solid rgba(22, 163, 74, .15);
}

.article-key-takeaway ul {
    list-style: none;
    padding: 20px 24px;
    margin: 0;
}

.article-key-takeaway li {
    padding: 8px 0;
    font-size: .9375rem;
    line-height: 1.7;
    display: flex;
    gap: 10px;
    align-items: flex-start;
    border-bottom: 1px solid var(--gray-100);
}

.article-key-takeaway li:last-child {
    border-bottom: none;
}

.article-key-takeaway li::before {
    content: '✅';
    flex-shrink: 0;
    margin-top: 2px;
}

/* ─── Internal Link Box ─── */
.article-internal-link {
    margin: 24px 0;
}

.article-internal-link__inner {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: inherit;
    transition: border-color .2s, box-shadow .2s, transform .15s;
}

.article-internal-link__inner:hover {
    border-color: var(--primary);
    box-shadow: 0 2px 12px rgba(30, 58, 138, .08);
    transform: translateY(-1px);
}

.article-internal-link__icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.article-internal-link__inner strong {
    font-size: .9375rem;
    color: var(--primary);
    display: block;
}

.article-internal-link__inner p {
    font-size: .8125rem;
    color: var(--gray-500);
    margin: 4px 0 0;
    line-height: 1.5;
}

.article-internal-link__arrow {
    margin-left: auto;
    font-size: 1.25rem;
    color: var(--primary);
    flex-shrink: 0;
    transition: transform .2s;
}

.article-internal-link__inner:hover .article-internal-link__arrow {
    transform: translateX(4px);
}

/* ─── Table of Contents (sidebar) ─── */
.article-toc {
    margin-bottom: 24px;
}

.article-toc__title {
    font-weight: 800;
    font-size: .875rem;
    text-transform: uppercase;
    letter-spacing: .05em;
    margin-bottom: 12px;
    color: var(--gray-500);
}

.article-toc__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.article-toc__list li {
    border-left: 2px solid var(--gray-200);
}

.article-toc__list li.active {
    border-left-color: var(--primary);
}

.article-toc__list a {
    display: block;
    padding: 8px 16px;
    font-size: .8125rem;
    color: var(--gray-600);
    text-decoration: none;
    transition: color .15s, background .15s;
    line-height: 1.5;
}

.article-toc__list a:hover,
.article-toc__list li.active a {
    color: var(--primary);
    background: rgba(30, 58, 138, .03);
    font-weight: 600;
}

/* ─── EEAT Author Box ─── */
.article-author {
    display: flex;
    gap: 16px;
    align-items: center;
    padding: 20px 0;
    margin: 32px 0 0;
    border-top: 1px solid var(--gray-200);
}

.article-author__avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), #4f46e5);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: #fff;
    flex-shrink: 0;
}

.article-author__name {
    font-weight: 700;
    font-size: .9375rem;
    color: var(--gray-900);
}

.article-author__role {
    font-size: .8125rem;
    color: var(--gray-500);
}

.article-author__verified {
    font-size: .75rem;
    color: var(--success, #16a34a);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ─── Meta info ─── */
.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 28px;
    font-size: .875rem;
    color: var(--gray-500);
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ─── Summary box ─── */
.article-summary {
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    border: 1px solid rgba(30, 58, 138, .12);
    border-radius: var(--radius-lg, 12px);
    padding: 24px;
    margin-bottom: 36px;
}

.article-summary__title {
    font-weight: 800;
    font-size: .9375rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
}

.article-summary p {
    font-size: .9375rem;
    color: var(--gray-700);
    line-height: 1.7;
    margin: 0;
}