/* ==========================================================================
   article.css — Premium SEO editorial article template.
   Loaded only on single posts / tool reviews / comparisons.
   Tokens come from base.css.
   ========================================================================== */

/* ╔══════════════════════════════════════════════════════════════════════╗
   ║  HERO                                                                  ║
   ╚══════════════════════════════════════════════════════════════════════╝ */
.sb-art-hero {
    background:
        radial-gradient(ellipse at top right, rgba(13, 124, 124, 0.06), transparent 50%),
        linear-gradient(180deg, #F7FAFD 0%, #FFFFFF 100%);
    padding: clamp(2rem, 5vw, 3.5rem) 0 clamp(2rem, 4vw, 3rem);
    border-bottom: 1px solid var(--color-border);
}
.sb-art-hero__grid {
    display: grid;
    gap: var(--space-8);
    grid-template-columns: 1fr;
    align-items: start;
}
@media (min-width: 1024px) {
    .sb-art-hero__grid {
        grid-template-columns: minmax(0, 1fr) 320px;
        gap: var(--space-10);
    }
}

.sb-art-hero__eyebrow {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: var(--weight-bold);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-teal);
    background: rgba(13, 124, 124, 0.1);
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    margin-bottom: var(--space-4);
}
.sb-art-hero__title {
    font-size: clamp(1.85rem, 4.4vw, 2.85rem);
    line-height: 1.1;
    letter-spacing: -0.025em;
    margin: 0 0 var(--space-4);
    color: var(--color-navy);
    max-width: 22ch;
}
.sb-art-hero__deck {
    font-family: var(--font-serif);
    font-size: clamp(1.05rem, 1.4vw, 1.2rem);
    line-height: var(--leading-snug);
    color: var(--color-text-mute);
    margin: 0 0 var(--space-5);
    max-width: 56ch;
}

.sb-art-hero__meta {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-4);
}
.sb-art-hero__meta li {
    margin: 0;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: var(--color-text-mute);
}
.sb-art-hero__meta svg { color: var(--color-gray); flex-shrink: 0; }
.sb-art-hero__meta-badge {
    background: rgba(30, 122, 74, 0.1);
    color: var(--color-green) !important;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    font-weight: var(--weight-semibold) !important;
}
.sb-art-hero__meta-badge svg { color: var(--color-green) !important; }


/* ── Best-for summary card ────────────────────────────────────────────── */
.sb-art-bestfor {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    box-shadow: 0 12px 24px -16px rgba(27, 58, 92, 0.18);
}
.sb-art-bestfor__eyebrow {
    font-family: var(--font-sans);
    font-size: 0.65rem;
    font-weight: var(--weight-bold);
    letter-spacing: 0.14em;
    color: var(--color-teal);
    margin: 0 0 var(--space-3);
}
.sb-art-bestfor__list {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-4);
    display: grid;
    gap: var(--space-2);
}
.sb-art-bestfor__list li {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-family: var(--font-serif);
    font-size: 0.95rem;
    color: var(--color-text);
    margin: 0;
    line-height: var(--leading-snug);
}
.sb-art-bestfor__list svg { color: var(--color-green); flex-shrink: 0; margin-top: 0.3rem; }


/* ╔══════════════════════════════════════════════════════════════════════╗
   ║  PRELUDE (quick answer + takeaways + mobile TOC)                       ║
   ╚══════════════════════════════════════════════════════════════════════╝ */
.sb-art-prelude {
    max-width: 880px;
    margin: var(--space-10) auto 0;
}
.sb-art-prelude > * + * { margin-top: var(--space-4); }


/* ── Quick answer ─────────────────────────────────────────────────────── */
.sb-quick-answer {
    background: linear-gradient(135deg, #EEF6FB 0%, #E6F0F8 100%);
    border: 1px solid rgba(13, 124, 124, 0.18);
    border-left: 4px solid var(--color-teal);
    border-radius: var(--radius-md);
    padding: var(--space-5) var(--space-6);
}
.sb-quick-answer__head {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}
.sb-quick-answer__icon {
    width: 32px;
    height: 32px;
    background: var(--color-teal);
    color: var(--color-white);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.sb-quick-answer__title {
    font-family: var(--font-sans);
    font-size: var(--text-lg);
    font-weight: var(--weight-bold);
    color: var(--color-navy);
    margin: 0;
    letter-spacing: -0.01em;
}
.sb-quick-answer__body {
    font-family: var(--font-serif);
    font-size: var(--text-base);
    color: var(--color-text);
    line-height: var(--leading-snug);
}
.sb-quick-answer__body p:last-child { margin-bottom: 0; }
.sb-quick-answer__body ul { padding-left: var(--space-5); margin: var(--space-2) 0; }


/* ── Key takeaways ────────────────────────────────────────────────────── */
.sb-key-takeaways {
    background: #FFFAEB;
    border: 1px solid rgba(232, 160, 32, 0.25);
    border-left: 4px solid var(--color-amber);
    border-radius: var(--radius-md);
    padding: var(--space-5) var(--space-6);
}
.sb-key-takeaways__head {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}
.sb-key-takeaways__icon {
    width: 32px;
    height: 32px;
    background: var(--color-amber);
    color: var(--color-navy);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.sb-key-takeaways__title {
    font-family: var(--font-sans);
    font-size: var(--text-lg);
    font-weight: var(--weight-bold);
    color: var(--color-navy);
    margin: 0;
    letter-spacing: -0.01em;
}
.sb-key-takeaways__body {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: var(--space-2);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--color-text);
}
.sb-key-takeaways__body li {
    margin: 0;
    padding-left: 1.5rem;
    position: relative;
    line-height: var(--leading-snug);
}
.sb-key-takeaways__body li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--color-amber);
    font-weight: var(--weight-bold);
}


/* ── Mobile TOC ───────────────────────────────────────────────────────── */
.sb-mobile-toc {
    background: var(--color-light-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}
.sb-mobile-toc summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-sans);
    font-weight: var(--weight-semibold);
    color: var(--color-navy);
    font-size: 0.95rem;
}
.sb-mobile-toc summary::-webkit-details-marker { display: none; }
.sb-mobile-toc summary svg { transition: transform var(--transition-fast); }
.sb-mobile-toc[open] summary svg { transform: rotate(180deg); }
.sb-mobile-toc__list {
    list-style: none;
    padding: 0 var(--space-4) var(--space-4);
    margin: 0;
    counter-reset: mobile-toc;
}
.sb-mobile-toc__list li {
    counter-increment: mobile-toc;
    margin: 0;
    padding: var(--space-2) 0;
    border-top: 1px solid var(--color-border);
    font-family: var(--font-sans);
    font-size: 0.9rem;
}
.sb-mobile-toc__list a {
    color: var(--color-text);
    text-decoration: none;
}
.sb-mobile-toc__list a:hover { color: var(--color-teal); text-decoration: underline; }
.sb-mobile-toc__list li::before {
    content: counter(mobile-toc, decimal-leading-zero) " ";
    color: var(--color-gray);
    font-weight: var(--weight-bold);
    margin-right: 0.5rem;
}

@media (min-width: 1024px) {
    .sb-mobile-toc { display: none; }
}


/* ╔══════════════════════════════════════════════════════════════════════╗
   ║  BODY (two-column layout)                                              ║
   ╚══════════════════════════════════════════════════════════════════════╝ */
.sb-art-body {
    display: grid;
    gap: var(--space-10);
    grid-template-columns: 1fr;
    margin: clamp(2rem, 5vw, 3.5rem) auto clamp(3rem, 6vw, 4rem);
    align-items: start;
}
@media (min-width: 1024px) {
    .sb-art-body {
        grid-template-columns: minmax(0, 1fr) 320px;
        gap: var(--space-12);
    }
}

.sb-art-content {
    max-width: 720px;
    width: 100%;
    margin: 0 auto;
    font-size: 1.0625rem;
    line-height: 1.75;
    color: var(--color-text);
}
@media (min-width: 1024px) {
    .sb-art-content { font-size: 1.125rem; margin: 0; }
}

/* Headings inside body */
.sb-art-content h2 {
    font-size: clamp(1.5rem, 2.4vw, 1.875rem);
    margin: var(--space-12) 0 var(--space-4);
    padding-top: var(--space-2);
    scroll-margin-top: 90px;
    line-height: 1.2;
}
.sb-art-content h2:first-child { margin-top: 0; }
.sb-art-content h3 {
    font-size: var(--text-xl);
    margin: var(--space-8) 0 var(--space-3);
    scroll-margin-top: 90px;
}
.sb-art-content p { margin-bottom: var(--space-5); }
.sb-art-content ul, .sb-art-content ol { margin: var(--space-4) 0 var(--space-5); padding-left: 1.5rem; }
.sb-art-content li { margin-bottom: 0.5rem; }
.sb-art-content > p:first-of-type { font-size: 1.15em; color: var(--color-text); }

/* Inline figures + screenshots */
.sb-art-content figure { margin: var(--space-6) 0; }
.sb-art-content figure img { border-radius: var(--radius-md); border: 1px solid var(--color-border); }
.sb-art-content figcaption {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: var(--color-gray);
    text-align: center;
    margin-top: var(--space-2);
}

/* Tables */
.sb-art-content table {
    margin: var(--space-6) 0;
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--color-border);
    font-family: var(--font-sans);
    font-size: 0.95rem;
}
@media (max-width: 599px) {
    .sb-art-content table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
}
.sb-art-content thead th { background: var(--color-navy); color: var(--color-white); font-weight: var(--weight-semibold); padding: var(--space-3); text-align: left; }
.sb-art-content tbody td, .sb-art-content tbody th { padding: var(--space-3); border-bottom: 1px solid var(--color-border); vertical-align: top; }
.sb-art-content tbody tr:nth-child(even) { background: var(--color-light-bg); }
.sb-art-content tbody tr:last-child td { border-bottom: 0; }


/* ── Inline editorial blocks (shortcodes) ─────────────────────────────── */
.sb-warning {
    background: #FDF2F0;
    border: 1px solid rgba(192, 57, 43, 0.2);
    border-left: 4px solid var(--color-red);
    border-radius: var(--radius-md);
    padding: var(--space-4) var(--space-5);
    margin: var(--space-6) 0;
    font-family: var(--font-serif);
}
.sb-warning__head {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
}
.sb-warning__icon {
    width: 28px;
    height: 28px;
    background: var(--color-red);
    color: var(--color-white);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.sb-warning__title {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    font-weight: var(--weight-bold);
    color: var(--color-red);
    margin: 0;
}
.sb-warning__body p:last-child { margin-bottom: 0; }


.sb-checklist {
    background: var(--color-light-bg);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-navy);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    margin: var(--space-6) 0;
}
.sb-checklist__head {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}
.sb-checklist__icon {
    width: 28px;
    height: 28px;
    background: var(--color-navy);
    color: var(--color-white);
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.sb-checklist__title {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    font-weight: var(--weight-bold);
    color: var(--color-navy);
    margin: 0;
}
.sb-checklist__list { list-style: none; padding: 0; margin: 0; }
.sb-checklist__item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-2) 0;
    border-top: 1px dashed rgba(27, 58, 92, 0.12);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    margin: 0;
}
.sb-checklist__item:first-child { border-top: 0; }
.sb-checklist__item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 0.2rem;
    accent-color: var(--color-teal);
    flex-shrink: 0;
    cursor: pointer;
}
.sb-checklist__item label { cursor: pointer; line-height: var(--leading-snug); }
.sb-checklist__item input:checked + label { color: var(--color-gray); text-decoration: line-through; }


.sb-steps {
    margin: var(--space-6) 0;
    counter-reset: steps;
}
.sb-steps__head { margin-bottom: var(--space-4); }
.sb-steps__title {
    font-family: var(--font-sans);
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    color: var(--color-navy);
    margin: 0;
}
.sb-steps__list { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--space-4); }
.sb-steps__item {
    counter-increment: steps;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    padding-left: 4.5rem;
    position: relative;
    margin: 0;
}
.sb-steps__item::before {
    content: counter(steps);
    position: absolute;
    left: var(--space-5);
    top: var(--space-5);
    width: 36px;
    height: 36px;
    background: var(--color-navy);
    color: var(--color-white);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-sans);
    font-weight: var(--weight-bold);
    font-size: var(--text-base);
}
.sb-steps__item-title {
    font-family: var(--font-sans);
    font-size: var(--text-lg);
    font-weight: var(--weight-bold);
    color: var(--color-navy);
    margin: 0 0 var(--space-2);
}
.sb-steps__item-body { font-family: var(--font-serif); color: var(--color-text); }
.sb-steps__item-body p:last-child { margin-bottom: 0; }


.sb-related-inline {
    background: linear-gradient(135deg, #F0F5FB 0%, #E6F0F8 100%);
    border-left: 3px solid var(--color-teal);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    margin: var(--space-6) 0;
}
.sb-related-inline__label {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: var(--weight-bold);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-teal);
    margin-bottom: var(--space-2);
}
.sb-related-inline__link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--color-navy);
    text-decoration: none;
    font-family: var(--font-sans);
    font-size: 0.95rem;
}
.sb-related-inline__link strong { font-weight: var(--weight-semibold); }
.sb-related-inline__link span { color: var(--color-text-mute); font-weight: var(--weight-normal); }
.sb-related-inline__link svg { color: var(--color-teal); margin-left: auto; transition: transform var(--transition-fast); flex-shrink: 0; }
.sb-related-inline__link:hover { color: var(--color-teal); text-decoration: none; }
.sb-related-inline__link:hover svg { transform: translateX(3px); }


/* ╔══════════════════════════════════════════════════════════════════════╗
   ║  SIDEBAR (sticky on desktop)                                           ║
   ╚══════════════════════════════════════════════════════════════════════╝ */
.sb-art-sidebar { position: relative; }
.sb-art-sidebar__sticky {
    display: grid;
    gap: var(--space-4);
}
@media (min-width: 1024px) {
    .sb-art-sidebar__sticky {
        position: sticky;
        top: var(--space-16);
        max-height: calc(100vh - 6rem);
        overflow-y: auto;
        scrollbar-width: thin;
        scrollbar-color: rgba(27, 58, 92, 0.2) transparent;
        padding-right: 0.5rem;
    }
    .sb-art-sidebar__sticky::-webkit-scrollbar { width: 6px; }
    .sb-art-sidebar__sticky::-webkit-scrollbar-thumb { background: rgba(27, 58, 92, 0.2); border-radius: 3px; }
}

.sb-art-widget {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    font-family: var(--font-sans);
}
.sb-art-widget__eyebrow {
    font-family: var(--font-sans);
    font-size: 0.65rem;
    font-weight: var(--weight-bold);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-teal);
    margin: 0 0 var(--space-2);
}
.sb-art-widget__title {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: var(--weight-bold);
    color: var(--color-navy);
    margin: 0 0 var(--space-2);
    letter-spacing: -0.01em;
}
.sb-art-widget__sub {
    font-family: var(--font-serif);
    font-size: 0.875rem;
    color: var(--color-text-mute);
    margin: 0 0 var(--space-3);
    line-height: var(--leading-snug);
}
.sb-art-widget__more {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    font-weight: var(--weight-semibold);
    color: var(--color-teal);
    text-decoration: none;
    margin-top: var(--space-2);
}
.sb-art-widget__more:hover { color: var(--color-navy); text-decoration: underline; }

/* TOC widget */
.sb-art-toc {
    background: var(--color-light-bg);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-navy);
}
.sb-art-toc__list {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: toc;
    font-size: 0.875rem;
}
.sb-art-toc__list li {
    counter-increment: toc;
    margin: 0;
    padding: 0.4rem 0;
    border-top: 1px solid rgba(27, 58, 92, 0.08);
}
.sb-art-toc__list li:first-child { border-top: 0; padding-top: 0; }
.sb-art-toc__list a {
    color: var(--color-text-mute);
    text-decoration: none;
    display: block;
    line-height: 1.4;
    padding-left: 1.6rem;
    position: relative;
    transition: color var(--transition-fast);
}
.sb-art-toc__list a:hover, .sb-art-toc__list a.is-active {
    color: var(--color-navy);
    font-weight: var(--weight-semibold);
}
.sb-art-toc__list a::before {
    content: counter(toc, decimal-leading-zero);
    position: absolute;
    left: 0;
    color: var(--color-gray);
    font-weight: var(--weight-bold);
    font-size: 0.7rem;
    top: 0.15rem;
}
.sb-art-toc__list a.is-active::before { color: var(--color-teal); }

/* Decision Engine widget */
.sb-art-widget--decision {
    background: linear-gradient(135deg, var(--color-navy) 0%, #142B45 100%);
    border-color: var(--color-navy);
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}
.sb-art-widget--decision::before {
    content: "";
    position: absolute;
    top: -30%;
    right: -20%;
    width: 60%;
    height: 100%;
    background: radial-gradient(circle, rgba(13, 124, 124, 0.4), transparent 60%);
    pointer-events: none;
}
.sb-art-widget--decision .sb-art-widget__eyebrow { color: var(--color-amber); position: relative; }
.sb-art-widget--decision .sb-art-widget__title { color: var(--color-white); position: relative; font-size: var(--text-base); }
.sb-art-widget--decision .sb-art-widget__sub { color: rgba(255, 255, 255, 0.8); position: relative; }
.sb-art-widget--decision .sb-btn { position: relative; }

/* Related links widget */
.sb-art-widget__links { list-style: none; padding: 0; margin: 0; }
.sb-art-widget__links li { margin: 0; border-top: 1px solid var(--color-border); }
.sb-art-widget__links li:first-child { border-top: 0; }
.sb-art-widget__links a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) 0;
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.875rem;
    line-height: var(--leading-snug);
    transition: color var(--transition-fast);
}
.sb-art-widget__links a:hover { color: var(--color-teal); text-decoration: none; }
.sb-art-widget__link-title { font-weight: var(--weight-medium); flex: 1; }
.sb-art-widget__link-badge {
    font-size: 0.65rem;
    font-weight: var(--weight-bold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-teal);
    background: rgba(13, 124, 124, 0.1);
    padding: 0.15rem 0.45rem;
    border-radius: 999px;
    flex-shrink: 0;
}

/* Trust widget */
.sb-art-widget--trust { background: #FBFAEF; border-color: rgba(232, 160, 32, 0.2); border-left: 3px solid var(--color-amber); }

/* Newsletter widget */
.sb-art-widget--newsletter { background: var(--color-mid-blue); border-color: rgba(27, 58, 92, 0.15); }
.sb-art-widget__form { display: grid; gap: var(--space-2); }
.sb-art-widget__label { position: absolute; left: -9999px; }
.sb-art-widget__form input {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--space-2) var(--space-3);
    font-size: 0.9rem;
    color: var(--color-text);
}
.sb-art-widget__form input:focus { border-color: var(--color-teal); outline: none; box-shadow: 0 0 0 3px rgba(13, 124, 124, 0.2); }


/* ╔══════════════════════════════════════════════════════════════════════╗
   ║  FAQ                                                                   ║
   ╚══════════════════════════════════════════════════════════════════════╝ */
.sb-art-faq { margin: var(--space-12) 0; }
.sb-art-faq__head { margin-bottom: var(--space-6); }
.sb-art-faq__kicker {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: var(--weight-bold);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-teal);
    background: rgba(13, 124, 124, 0.1);
    padding: 0.3rem 0.7rem;
    border-radius: 999px;
    display: inline-block;
    margin-bottom: var(--space-3);
}
.sb-art-faq__title {
    font-size: clamp(1.5rem, 2.4vw, 1.875rem);
    margin: 0;
    letter-spacing: -0.02em;
}
.sb-art-faq__item {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-3);
    overflow: hidden;
    transition: border-color var(--transition-fast);
}
.sb-art-faq__item[open] { border-color: var(--color-teal); }
.sb-art-faq__item summary {
    list-style: none;
    cursor: pointer;
    padding: var(--space-4) var(--space-5);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-3);
    background: var(--color-white);
    transition: background var(--transition-fast);
}
.sb-art-faq__item summary:hover { background: var(--color-light-bg); }
.sb-art-faq__item summary::-webkit-details-marker { display: none; }
.sb-art-faq__item summary h3 {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    font-weight: var(--weight-semibold);
    color: var(--color-navy);
    margin: 0;
    line-height: 1.35;
}
.sb-art-faq__item summary svg { transition: transform var(--transition-fast); color: var(--color-teal); flex-shrink: 0; }
.sb-art-faq__item[open] summary svg { transform: rotate(180deg); }
.sb-art-faq__answer {
    padding: 0 var(--space-5) var(--space-5);
    font-family: var(--font-serif);
    color: var(--color-text);
    line-height: var(--leading-snug);
}
.sb-art-faq__answer p:last-child { margin-bottom: 0; }


/* ╔══════════════════════════════════════════════════════════════════════╗
   ║  AUTHOR + EDITORIAL NOTE                                               ║
   ╚══════════════════════════════════════════════════════════════════════╝ */
.sb-art-author {
    margin: var(--space-12) 0 0;
    padding: var(--space-6);
    background: linear-gradient(135deg, #F7FAFD 0%, #EEF4FA 100%);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(27, 58, 92, 0.08);
}
.sb-art-author__inner {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-5);
    align-items: start;
}
.sb-art-author__avatar { border-radius: 50%; flex-shrink: 0; }
.sb-art-author__role {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: var(--weight-bold);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-teal);
    margin: 0 0 var(--space-1);
}
.sb-art-author__name {
    font-family: var(--font-sans);
    font-size: var(--text-lg);
    font-weight: var(--weight-bold);
    color: var(--color-navy);
    margin: 0 0 var(--space-2);
    letter-spacing: -0.01em;
}
.sb-art-author__bio {
    font-family: var(--font-serif);
    font-size: 0.95rem;
    color: var(--color-text);
    margin: 0 0 var(--space-3);
    line-height: var(--leading-snug);
}
.sb-art-author__note {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: var(--color-text-mute);
    margin: 0;
    padding-top: var(--space-3);
    border-top: 1px solid rgba(27, 58, 92, 0.1);
    line-height: var(--leading-snug);
}
.sb-art-author__note a { color: var(--color-teal); font-weight: var(--weight-semibold); text-decoration: none; }
.sb-art-author__note a:hover { text-decoration: underline; }


/* ╔══════════════════════════════════════════════════════════════════════╗
   ║  READ NEXT                                                             ║
   ╚══════════════════════════════════════════════════════════════════════╝ */
.sb-art-readnext-wrap { padding: clamp(2rem, 4vw, 3rem) var(--space-4); }
.sb-read-next { padding: var(--space-8) 0; }
.sb-read-next__head { margin-bottom: var(--space-6); }
.sb-read-next__kicker {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: var(--weight-bold);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-teal);
    background: rgba(13, 124, 124, 0.1);
    padding: 0.3rem 0.7rem;
    border-radius: 999px;
    display: inline-block;
    margin-bottom: var(--space-3);
}
.sb-read-next__title {
    font-size: clamp(1.5rem, 2.4vw, 1.875rem);
    margin: 0;
    letter-spacing: -0.02em;
}
.sb-read-next__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
    margin-top: var(--space-6);
}
@media (min-width: 768px)  { .sb-read-next__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .sb-read-next__grid { grid-template-columns: repeat(3, 1fr); } }

.sb-read-next__card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
    height: 100%;
}
.sb-read-next__card:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 28px -14px rgba(27, 58, 92, 0.18);
    border-color: rgba(13, 124, 124, 0.3);
}
.sb-read-next__link {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-5);
    color: inherit;
    text-decoration: none;
    height: 100%;
}
.sb-read-next__link:hover { color: inherit; text-decoration: none; }
.sb-read-next__badge {
    align-self: flex-start;
    font-family: var(--font-sans);
    font-size: 0.65rem;
    font-weight: var(--weight-bold);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-teal);
    background: rgba(13, 124, 124, 0.1);
    padding: 0.25rem 0.55rem;
    border-radius: 999px;
}
.sb-read-next__card-title {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    font-weight: var(--weight-bold);
    color: var(--color-navy);
    margin: var(--space-1) 0 0;
    letter-spacing: -0.01em;
    line-height: 1.3;
}
.sb-read-next__excerpt {
    font-family: var(--font-serif);
    font-size: 0.9rem;
    color: var(--color-text-mute);
    margin: 0;
    flex: 1;
    line-height: var(--leading-snug);
}
.sb-read-next__meta {
    font-family: var(--font-sans);
    font-size: 0.72rem;
    color: var(--color-gray);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    display: flex;
    gap: var(--space-2);
    margin: 0;
}
.sb-read-next__cta {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: var(--weight-semibold);
    color: var(--color-teal);
    margin-top: var(--space-1);
}
.sb-read-next__cta svg { transition: transform var(--transition-fast); }
.sb-read-next__card:hover .sb-read-next__cta svg { transform: translateX(2px); }


/* ╔══════════════════════════════════════════════════════════════════════╗
   ║  Block-modifier for buttons used in sidebar                            ║
   ╚══════════════════════════════════════════════════════════════════════╝ */
.sb-btn--block { width: 100%; justify-content: center; }


/* ╔══════════════════════════════════════════════════════════════════════╗
   ║  Print                                                                 ║
   ╚══════════════════════════════════════════════════════════════════════╝ */
@media print {
    .sb-art-hero__summary,
    .sb-art-sidebar,
    .sb-mobile-toc,
    .sb-art-readnext-wrap,
    .sb-h-newsletter,
    .sb-art-author { display: none !important; }
    .sb-art-body { grid-template-columns: 1fr !important; }
    .sb-art-content { max-width: none; font-size: 11pt; }
}