/* ============================================
   SINGLE POST — HEADER
   ============================================ */
.post-header {
    background: var(--color-surface-container-low);
    padding: var(--space-xl) 0;
    margin-top: var(--header-h);
}
.post-header__top {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

/* Breadcrumbs */
.post-breadcrumbs {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-xs);
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    color: var(--color-on-surface-variant);
}
.post-breadcrumbs a { transition: color 0.2s; }
.post-breadcrumbs a:hover { color: var(--color-primary); }
.post-breadcrumbs .material-symbols-outlined { font-size: 14px; }
.post-breadcrumbs .current { color: var(--color-primary); font-weight: 600; }

/* Verified pill */
.post-verified {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--color-surface-container);
    padding: var(--space-xs) var(--space-sm);
    border-radius: 9999px;
}
.post-verified__dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--color-secondary-container);
    position: relative;
}
.post-verified__dot::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: var(--color-secondary-container);
    opacity: 0.75;
    animation: ping 1.5s cubic-bezier(0, 0, 0.2, 1) infinite;
}
@keyframes ping {
    75%, 100% { transform: scale(2); opacity: 0; }
}
.post-verified__label {
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

/* Category pill */
.post-category-pill {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--color-secondary-fixed);
    color: var(--color-on-secondary-container);
    padding: var(--space-xs) var(--space-md);
    border-radius: 9999px;
    margin-bottom: var(--space-md);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.post-category-pill .material-symbols-outlined {
    font-size: 16px;
    color: var(--color-secondary);
}
.post-category-pill__text {
    font-family: var(--font-headline);
    font-size: var(--fs-label-md);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--color-secondary);
}

/* Main title */
.post-title {
    font-family: var(--font-headline);
    font-size: var(--fs-headline-lg-mobile);
    line-height: var(--lh-headline-lg-mobile);
    letter-spacing: -0.01em;
    font-weight: 700;
    color: var(--color-primary);
    max-width: 56rem;
    margin-bottom: var(--space-lg);
}
@media (min-width: 768px) {
    .post-title {
        font-size: var(--fs-headline-lg);
        line-height: var(--lh-headline-lg);
        letter-spacing: -0.02em;
    }
}

/* Author meta bar */
.post-meta-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--color-surface-container-lowest);
    border-radius: var(--radius-lg);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.post-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}
.post-author__avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.1);
}
.post-author__avatar--initial {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-container);
    color: var(--color-secondary-container);
    font-family: var(--font-headline);
    font-size: 22px;
    font-weight: 700;
}
.post-author__name {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-headline);
    font-size: var(--fs-headline-sm);
    font-weight: 600;
    color: var(--color-primary);
}
.post-author__name .material-symbols-outlined {
    color: var(--color-secondary);
    font-size: 18px;
    font-variation-settings: 'FILL' 1;
}
.post-author__role {
    font-size: var(--fs-body-sm);
    color: var(--color-on-surface-variant);
}

.post-meta-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-xl);
}
.post-meta-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    color: var(--color-on-surface-variant);
}
.post-meta-info span {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
}
.post-meta-info .material-symbols-outlined { font-size: 16px; }
.post-meta-info__dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--color-outline-variant);
}

/* Share buttons */
.post-share { display: flex; align-items: center; gap: var(--space-xs); }
.post-share__btn {
    padding: var(--space-xs);
    border-radius: var(--radius-lg);
    background: var(--color-surface-container);
    color: var(--color-on-surface);
    transition: background 0.2s, color 0.2s;
    border: none;
    cursor: pointer;
    font-family: var(--font-headline);
    font-weight: 700;
    font-size: var(--fs-code-sm);
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
}
.post-share__btn:hover {
    background: var(--color-primary);
    color: var(--color-on-primary);
}
.post-share__btn--link {
    padding: var(--space-xs) var(--space-sm);
    font-weight: 600;
}
.post-share__btn--link:hover {
    background: var(--color-secondary-fixed);
    color: var(--color-primary);
}
.post-share__btn .material-symbols-outlined { font-size: 16px; }

/* ============================================
   DIAGNOSTIC INFOGRAPHIC
   ============================================ */
.post-infographic-wrap {
    max-width: 1280px;
    margin: -2rem auto 0;
    padding: 0 var(--gutter-sm);
}
@media (min-width: 768px) {
    .post-infographic-wrap { padding: 0 var(--gutter); }
}
.post-infographic {
    background: var(--color-primary);
    color: var(--color-on-primary);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
    position: relative;
    overflow: hidden;
}
@media (min-width: 768px) {
    .post-infographic { padding: var(--space-2xl); }
}
.post-infographic__glow {
    position: absolute;
    right: -6rem;
    top: -6rem;
    width: 24rem;
    height: 24rem;
    border-radius: 50%;
    background: rgba(0, 210, 255, 0.1);
    filter: blur(64px);
    pointer-events: none;
}

.post-infographic__header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    position: relative;
    z-index: 1;
}
@media (min-width: 768px) {
    .post-infographic__header { flex-direction: row; align-items: flex-end; }
}
.post-infographic__eyebrow {
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    color: var(--color-secondary-container);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: var(--space-xs);
}
.post-infographic__title {
    font-family: var(--font-headline);
    font-size: var(--fs-headline-md-mobile);
    line-height: var(--lh-headline-md-mobile);
    color: var(--color-on-primary);
    font-weight: 600;
    margin: 0;
}
@media (min-width: 768px) {
    .post-infographic__title { font-size: var(--fs-headline-md); line-height: var(--lh-headline-md); }
}
.post-infographic__lift {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: var(--color-tertiary-container);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-lg);
}
.post-infographic__lift .material-symbols-outlined {
    color: var(--color-secondary-container);
}
.post-infographic__lift-value {
    font-family: var(--font-headline);
    font-size: var(--fs-headline-sm);
    line-height: 1;
    color: var(--color-secondary-container);
    font-weight: 600;
}
.post-infographic__lift-label {
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    color: var(--color-on-tertiary-container);
}

.post-infographic__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    align-items: center;
    position: relative;
    z-index: 1;
}
@media (min-width: 1024px) {
    .post-infographic__grid { grid-template-columns: 8fr 4fr; }
}

.post-infographic__chart {
    background: var(--color-tertiary);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.2);
}
.post-infographic__chart-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    color: var(--color-on-tertiary-container);
}
.post-infographic__chart-head .accent { color: var(--color-secondary-container); }
.post-infographic__svg {
    width: 100%;
    height: 192px;
}
@media (min-width: 768px) {
    .post-infographic__svg { height: 224px; }
}

.post-infographic__insights {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}
.post-infographic__insight {
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.post-infographic__insight--dark {
    background: var(--color-tertiary-container);
}
.post-infographic__insight--light {
    background: var(--color-surface-container-high);
    color: var(--color-primary);
}
.post-infographic__insight-eyebrow {
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    color: var(--color-secondary-container);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.post-infographic__insight--light .post-infographic__insight-eyebrow { color: var(--color-secondary); }
.post-infographic__insight-title {
    font-family: var(--font-headline);
    font-size: var(--fs-headline-sm);
    color: var(--color-on-primary);
    margin: var(--space-xs) 0;
    font-weight: 600;
}
.post-infographic__insight--light .post-infographic__insight-title { color: var(--color-primary); }
.post-infographic__insight-desc {
    font-size: var(--fs-body-sm);
    line-height: var(--lh-body-sm);
    color: var(--color-on-tertiary-container);
    margin: 0;
}
.post-infographic__insight--light .post-infographic__insight-desc { color: var(--color-on-surface-variant); }

/* ============================================
   ARTICLE LAYOUT (with sticky sidebar)
   ============================================ */
.post-layout {
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--space-3xl) var(--gutter-sm);
}
@media (min-width: 768px) {
    .post-layout { padding-left: var(--gutter); padding-right: var(--gutter); }
}
.post-layout__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
}
@media (min-width: 1024px) {
    .post-layout__grid { grid-template-columns: 3fr 9fr; }
}

/* Sidebar */
.post-sidebar { display: none; }
@media (min-width: 1024px) {
    .post-sidebar { display: block; }
}
.post-sidebar__sticky {
    position: sticky;
    top: 7rem;
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--color-surface-container-low);
    border-radius: var(--radius-lg);
}
.post-toc__label {
    font-family: var(--font-headline);
    font-size: var(--fs-label-md);
    color: var(--color-on-surface-variant);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}
.post-toc__nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    font-family: var(--font-headline);
    font-size: var(--fs-label-lg);
    font-weight: 600;
}
.post-toc__link {
    color: var(--color-on-surface-variant);
    transition: color 0.2s;
    text-decoration: none;
}
.post-toc__link:hover { color: var(--color-primary); }
.post-toc__link.is-active { color: var(--color-primary); }

.post-telemetry {
    margin-top: var(--space-md);
    background: var(--color-surface-container-lowest);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.post-telemetry__title {
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    font-weight: 600;
    color: var(--color-primary);
    display: block;
    margin-bottom: var(--space-xs);
    letter-spacing: 0.02em;
}
.post-telemetry__row {
    display: flex;
    justify-content: space-between;
    font-size: var(--fs-body-sm);
    padding: 4px 0;
}
.post-telemetry__label { color: var(--color-on-surface-variant); }
.post-telemetry__value { color: var(--color-secondary); font-weight: 700; }

/* Main content */
.post-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xl);
}

.post-section { display: flex; flex-direction: column; gap: var(--space-md); }

.post-lead {
    font-size: var(--fs-body-lg);
    line-height: var(--lh-body-lg);
    color: var(--color-on-surface);
    font-weight: 500;
}
.post-lead strong {
    color: var(--color-primary);
    font-weight: 600;
}

.post-body-text {
    font-size: var(--fs-body-md);
    line-height: 1.75;
    color: var(--color-on-surface-variant);
}

.post-figure {
    margin: var(--space-md) 0;
}
.post-figure img {
    width: 100%;
    height: 320px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

/* Module heading */
.post-section-head {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}
.post-module-tag {
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    color: var(--color-secondary);
    background: var(--color-secondary-fixed);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius);
    font-weight: 700;
    letter-spacing: 0.04em;
}
.post-section-title {
    font-family: var(--font-headline);
    font-size: var(--fs-headline-md-mobile);
    line-height: var(--lh-headline-md-mobile);
    color: var(--color-primary);
    font-weight: 600;
    margin: 0;
    letter-spacing: -0.015em;
}
@media (min-width: 768px) {
    .post-section-title { font-size: var(--fs-headline-md); line-height: var(--lh-headline-md); }
}

/* Metric cards 3-up */
.post-metrics-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
    margin: var(--space-sm) 0;
}
@media (min-width: 768px) {
    .post-metrics-grid { grid-template-columns: repeat(3, 1fr); }
}
.post-metric {
    background: var(--color-surface-container);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
}
.post-metric .material-symbols-outlined {
    color: var(--color-secondary);
    font-size: 28px;
    margin-bottom: var(--space-xs);
}
.post-metric__value {
    font-family: var(--font-headline);
    font-size: var(--fs-headline-lg);
    line-height: 1.1;
    color: var(--color-primary);
    font-weight: 700;
    letter-spacing: -0.02em;
}
.post-metric__label {
    font-family: var(--font-headline);
    font-size: var(--fs-label-lg);
    color: var(--color-on-surface);
    font-weight: 600;
    margin-top: var(--space-xs);
}
.post-metric__desc {
    font-size: var(--fs-body-sm);
    line-height: var(--lh-body-sm);
    color: var(--color-on-surface-variant);
    margin-top: var(--space-xs);
}

/* Pull quote */
.post-pullquote {
    background: var(--color-primary);
    color: var(--color-on-primary);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    position: relative;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    margin: var(--space-md) 0;
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}
.post-pullquote .material-symbols-outlined {
    color: var(--color-secondary-container);
    font-size: 40px;
    line-height: 1;
    flex-shrink: 0;
}
.post-pullquote__body { display: flex; flex-direction: column; gap: var(--space-sm); }
.post-pullquote__text {
    font-family: var(--font-headline);
    font-size: var(--fs-headline-sm);
    line-height: 1.3;
    font-style: italic;
    color: var(--color-inverse-on-surface);
    margin: 0;
    font-weight: 500;
}
.post-pullquote__attrib {
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    color: var(--color-secondary-container);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Numbered fix items */
.post-fix-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    margin-top: var(--space-lg);
}
.post-fix-item {
    background: var(--color-surface-container-lowest);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    align-items: flex-start;
}
@media (min-width: 768px) {
    .post-fix-item { flex-direction: row; }
}
.post-fix-item__num {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    background: var(--color-primary);
    color: var(--color-on-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-headline);
    font-size: var(--fs-headline-sm);
    font-weight: 600;
    flex-shrink: 0;
}
.post-fix-item__body { display: flex; flex-direction: column; gap: var(--space-xs); }
.post-fix-item__title {
    font-family: var(--font-headline);
    font-size: var(--fs-headline-sm);
    color: var(--color-primary);
    font-weight: 600;
    margin: 0;
}
.post-fix-item__desc {
    font-size: var(--fs-body-md);
    line-height: 1.7;
    color: var(--color-on-surface-variant);
    margin: 0;
}

/* ============================================
   INTERACTIVE CALCULATOR
   ============================================ */
.post-calculator {
    background: var(--color-surface-container);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}
@media (min-width: 768px) {
    .post-calculator { padding: var(--space-2xl); }
}
.post-calculator__eyebrow {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}
.post-calculator__eyebrow .material-symbols-outlined { font-size: 18px; }
.post-calculator__title {
    font-family: var(--font-headline);
    font-size: var(--fs-headline-md-mobile);
    line-height: var(--lh-headline-md-mobile);
    color: var(--color-primary);
    font-weight: 600;
    margin: var(--space-xs) 0 var(--space-sm);
}
@media (min-width: 768px) {
    .post-calculator__title { font-size: var(--fs-headline-md); line-height: var(--lh-headline-md); }
}
.post-calculator__desc {
    font-size: var(--fs-body-md);
    line-height: var(--lh-body-md);
    color: var(--color-on-surface-variant);
    margin-bottom: var(--space-xl);
}

.post-calculator__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}
@media (min-width: 768px) {
    .post-calculator__grid { grid-template-columns: 1fr 1fr; }
}
.post-calculator__inputs { display: flex; flex-direction: column; gap: var(--space-lg); }
.post-calc-field { display: flex; flex-direction: column; gap: var(--space-xs); }
.post-calc-field__head {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.post-calc-field__label {
    font-family: var(--font-headline);
    font-size: var(--fs-label-md);
    color: var(--color-on-surface-variant);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}
.post-calc-field__value {
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    color: var(--color-primary);
    font-weight: 700;
}
.post-calc-slider {
    width: 100%;
    height: 8px;
    border-radius: var(--radius-lg);
    background: var(--color-surface-container-highest);
    accent-color: var(--color-primary);
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
    outline: none;
}
.post-calc-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-primary);
    border: 3px solid var(--color-secondary-container);
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}
.post-calc-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-primary);
    border: 3px solid var(--color-secondary-container);
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

.post-calculator__output {
    background: var(--color-primary);
    color: var(--color-on-primary);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.post-calculator__output-label {
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    color: var(--color-secondary-container);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.post-calculator__output-value {
    font-family: var(--font-headline);
    font-size: var(--fs-headline-lg-mobile);
    line-height: 1.1;
    color: var(--color-secondary-container);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: var(--space-xs) 0;
}
@media (min-width: 768px) {
    .post-calculator__output-value { font-size: var(--fs-display-hero); line-height: var(--lh-display-hero); }
}
.post-calculator__output-desc {
    font-size: var(--fs-body-sm);
    line-height: var(--lh-body-sm);
    color: var(--color-on-tertiary-container);
    margin-top: var(--space-sm);
}
.post-calculator__cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    background: var(--color-secondary-container);
    color: var(--color-tertiary);
    font-family: var(--font-headline);
    font-size: var(--fs-label-lg);
    font-weight: 700;
    letter-spacing: 0.04em;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-lg);
    margin-top: var(--space-md);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transition: box-shadow 0.2s;
}
.post-calculator__cta:hover {
    box-shadow: 0 0 20px rgba(0, 210, 255, 0.4);
}

/* ============================================
   AUTHOR BIO
   ============================================ */
.post-author-bio {
    background: var(--color-surface-container-lowest);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xl);
}
@media (min-width: 768px) {
    .post-author-bio { flex-direction: row; align-items: center; }
}
.post-author-bio__avatar {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-container);
    color: var(--color-secondary-container);
    font-family: var(--font-headline);
    font-size: 36px;
    font-weight: 700;
}
.post-author-bio__body { display: flex; flex-direction: column; gap: var(--space-xs); flex: 1; }
.post-author-bio__head {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}
.post-author-bio__name {
    font-family: var(--font-headline);
    font-size: var(--fs-headline-sm);
    color: var(--color-primary);
    font-weight: 600;
    margin: 0;
}
.post-author-bio__tag {
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    background: var(--color-surface-container);
    padding: 2px 8px;
    border-radius: var(--radius);
    color: var(--color-on-surface-variant);
}
.post-author-bio__desc {
    font-size: var(--fs-body-md);
    line-height: var(--lh-body-md);
    color: var(--color-on-surface-variant);
}
.post-author-bio__cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-headline);
    font-size: var(--fs-label-lg);
    font-weight: 700;
    color: var(--color-secondary);
    transition: gap 0.2s;
    margin-top: var(--space-xs);
}
.post-author-bio__cta:hover { gap: var(--space-sm); }

/* ============================================
   RELATED ARTICLES
   ============================================ */
.post-related {
    background: var(--color-surface-container-low);
    padding: var(--space-3xl) 0;
}
.post-related__header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}
@media (min-width: 768px) {
    .post-related__header { flex-direction: row; align-items: flex-end; }
}
.post-related__eyebrow {
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    display: block;
    margin-bottom: var(--space-xs);
}
.post-related__title {
    font-family: var(--font-headline);
    font-size: var(--fs-headline-lg-mobile);
    line-height: var(--lh-headline-lg-mobile);
    color: var(--color-primary);
    font-weight: 700;
    margin: 0;
}
@media (min-width: 768px) {
    .post-related__title { font-size: var(--fs-headline-lg); line-height: var(--lh-headline-lg); }
}
.post-related__view-all {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-headline);
    font-size: var(--fs-label-lg);
    font-weight: 700;
    color: var(--color-primary);
    transition: color 0.2s;
}
.post-related__view-all:hover { color: var(--color-secondary); }

.post-related__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}
@media (min-width: 768px) {
    .post-related__grid { grid-template-columns: repeat(3, 1fr); }
}

/* Related card */
.related-card {
    background: var(--color-surface-container-lowest);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.2s, box-shadow 0.2s;
}
.related-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}
.related-card__media {
    height: 192px;
    width: 100%;
    overflow: hidden;
    background: var(--color-surface-container);
    display: flex;
    align-items: center;
    justify-content: center;
}
.related-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.related-card__media--placeholder {
    color: var(--color-outline);
}
.related-card__media--placeholder .material-symbols-outlined { font-size: 48px; }

.related-card__body {
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    flex: 1;
}
.related-card__meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    color: var(--color-on-surface-variant);
}
.related-card__cat {
    color: var(--color-secondary);
    font-weight: 600;
    text-transform: uppercase;
}
.related-card__title {
    font-family: var(--font-headline);
    font-size: var(--fs-headline-sm);
    line-height: 1.3;
    color: var(--color-primary);
    font-weight: 600;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.related-card__desc {
    font-size: var(--fs-body-sm);
    line-height: var(--lh-body-sm);
    color: var(--color-on-surface-variant);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin: 0;
}
.related-card__cta {
    padding: 0 var(--space-lg) var(--space-lg);
}
.related-card__cta a {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-headline);
    font-size: var(--fs-label-lg);
    font-weight: 700;
    color: var(--color-primary);
    transition: color 0.2s;
}
.related-card__cta a:hover { color: var(--color-secondary); }

/* ============================================
   BOTTOM CTA
   ============================================ */
.post-bottom-cta {
    background: var(--color-primary);
    color: var(--color-on-primary);
    padding: var(--space-3xl) 0;
    position: relative;
    overflow: hidden;
}
.post-bottom-cta__glow {
    position: absolute;
    left: -8rem;
    bottom: -8rem;
    width: 20rem;
    height: 20rem;
    border-radius: 50%;
    background: rgba(0, 210, 255, 0.1);
    filter: blur(64px);
    pointer-events: none;
}
.post-bottom-cta__panel {
    background: var(--color-tertiary-container);
    padding: var(--space-2xl);
    border-radius: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xl);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    position: relative;
    z-index: 1;
}
@media (min-width: 1024px) {
    .post-bottom-cta__panel { flex-direction: row; }
}
.post-bottom-cta__content {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    max-width: 42rem;
}
.post-bottom-cta__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 2px var(--space-sm);
    background: rgba(222, 232, 255, 0.1);
    color: var(--color-secondary-container);
    border-radius: var(--radius);
    font-family: var(--font-headline);
    font-size: var(--fs-code-sm);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    width: fit-content;
}
.post-bottom-cta__eyebrow-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--color-secondary-container);
}
.post-bottom-cta__title {
    font-family: var(--font-headline);
    font-size: var(--fs-headline-lg-mobile);
    line-height: var(--lh-headline-lg-mobile);
    color: var(--color-on-primary);
    font-weight: 700;
    margin: 0;
}
@media (min-width: 768px) {
    .post-bottom-cta__title { font-size: var(--fs-headline-lg); line-height: var(--lh-headline-lg); }
}
.post-bottom-cta__desc {
    font-size: var(--fs-body-lg);
    line-height: var(--lh-body-lg);
    color: var(--color-on-tertiary-container);
}
.post-bottom-cta__actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    width: 100%;
    flex-shrink: 0;
}
@media (min-width: 640px) {
    .post-bottom-cta__actions { flex-direction: row; }
}
@media (min-width: 1024px) {
    .post-bottom-cta__actions { width: auto; }
}
.post-bottom-cta__btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--color-secondary-container);
    color: var(--color-tertiary);
    font-family: var(--font-headline);
    font-size: var(--fs-label-lg);
    font-weight: 700;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: 0 0 24px rgba(0, 210, 255, 0.35);
    transition: transform 0.2s, box-shadow 0.2s;
    white-space: nowrap;
}
.post-bottom-cta__btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 32px rgba(0, 210, 255, 0.5);
}
.post-bottom-cta__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: var(--color-on-primary);
    font-family: var(--font-headline);
    font-size: var(--fs-label-lg);
    font-weight: 700;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    transition: background 0.2s, color 0.2s;
    white-space: nowrap;
}
.post-bottom-cta__btn-secondary:hover {
    background: var(--color-surface-container-high);
    color: var(--color-primary);
}

/* ============================================
   RESPONSIVE UTILITY
   ============================================ */
@media (max-width: 1023px) {
    .post-sidebar { display: none !important; }
}
/* Clean typography for real WordPress Gutenberg/classic editor articles. */
.tandav-editor-content { overflow-wrap: anywhere; }
.tandav-editor-content > * + * { margin-top: 1.2em; }
.tandav-editor-content h2, .tandav-editor-content h3, .tandav-editor-content h4 {
    font-family: var(--font-headline); color: var(--color-primary); font-weight: 700; line-height: 1.3; margin-top: 1.7em; margin-bottom: .65em;
}
.tandav-editor-content h2 { font-size: clamp(1.55rem, 2.8vw, 2rem); }
.tandav-editor-content h3 { font-size: clamp(1.25rem, 2.2vw, 1.65rem); }
.tandav-editor-content p, .tandav-editor-content li { line-height: 1.85; }
.tandav-editor-content ul, .tandav-editor-content ol { margin: 1.1em 0 1.1em 1.5em; padding-left: 1em; }
.tandav-editor-content a { text-decoration: underline; color: var(--color-secondary); text-underline-offset: 3px; }
.tandav-editor-content img { height: auto; max-width: 100%; border-radius: 10px; }
.tandav-editor-content blockquote { border-left: 4px solid var(--color-secondary-container); padding: 12px 20px; margin: 1.6em 0; background: var(--color-surface-container-low); }
.tandav-editor-content pre, .tandav-editor-content table { max-width: 100%; overflow: auto; }
.tandav-editor-content .wp-block-image, .tandav-editor-content figure { margin: 1.5em auto; }

/* Readable, keyboard-accessible table of contents on longer WordPress articles. */
.post-toc__items { display: flex; flex-direction: column; gap: 0.65rem; border-left: 2px solid var(--color-outline-variant); padding-left: 0.75rem; }
.post-toc__items:empty { display: none; }
.post-toc__link--sub { padding-left: 0.8rem; font-size: 0.86rem; font-weight: 500; }
.post-toc__link:focus-visible { outline: 2px solid var(--color-secondary); outline-offset: 3px; }
.tandav-editor-content h2[id], .tandav-editor-content h3[id] { scroll-margin-top: calc(var(--header-h) + 24px); }
.tandav-editor-content table { width: 100%; border-collapse: collapse; font-size: 0.94rem; display: block; overflow-x: auto; }
.tandav-editor-content th, .tandav-editor-content td { text-align: left; padding: 0.8rem; border: 1px solid var(--color-outline-variant); vertical-align: top; }
.tandav-editor-content th { background: var(--color-surface-container-low); color: var(--color-primary); }
.tandav-editor-content strong { color: var(--color-on-surface); }
.tandav-editor-content a:focus-visible { outline: 2px solid var(--color-secondary); outline-offset: 3px; }
@media (prefers-reduced-motion: no-preference) { .tandav-editor-content h2[id], .tandav-editor-content h3[id] { scroll-behavior: smooth; } }