/* ==========================================================================
   PLIABLE BLOG STYLES
   ========================================================================== */

/* --------------------------------------------------------------------------
   Reading Progress Bar
   -------------------------------------------------------------------------- */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    z-index: 1001;
    background: transparent;
}

.reading-progress__bar {
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--color-blue-mineral), var(--color-blue-glacier));
    transition: width 100ms ease-out;
}

/* --------------------------------------------------------------------------
   Blog Index
   -------------------------------------------------------------------------- */
.blog-index {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 10rem var(--container-padding) var(--section-padding-y-mobile);
}

.blog-index__header {
    text-align: center;
    margin-bottom: 3rem;
}

.blog-index__header h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 1rem;
}

.blog-index__header p {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
}

.blog-index__categories {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 3rem;
}

.blog-index__category-link {
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    transition: all var(--transition-fast);
}

.blog-index__category-link:hover,
.blog-index__category-link--active {
    background: var(--color-blue-mineral);
    color: white;
    border-color: var(--color-blue-mineral);
}

.blog-index__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.blog-index__empty {
    text-align: center;
    color: var(--color-text-muted);
    grid-column: 1 / -1;
    padding: 4rem 0;
}

@media (min-width: 640px) {
    .blog-index__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .blog-index {
        padding-top: 12rem;
        padding-bottom: var(--section-padding-y);
    }

    .blog-index__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* --------------------------------------------------------------------------
   Article Card
   -------------------------------------------------------------------------- */
.article-card {
    display: flex;
    flex-direction: column;
    border-radius: var(--radius-card);
    overflow: hidden;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    text-decoration: none;
}

.article-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--glass-shadow-hover);
}

.article-card__image {
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.article-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-card__image--placeholder {
    background: linear-gradient(135deg, var(--color-blue-glacier) 0%, var(--color-green-sage) 100%);
    opacity: 0.3;
}

.article-card__body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.article-card__category {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-blue-mineral);
    margin-bottom: 0.5rem;
}

.article-card__title {
    font-size: 1.125rem;
    line-height: 1.3;
    margin-bottom: 0.5rem;
    flex: 1;
}

.article-card__excerpt {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
    margin-bottom: 1rem;
}

.article-card__footer {
    display: flex;
    justify-content: space-between;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Blog Article — Hero Header
   -------------------------------------------------------------------------- */
.blog-article {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding) var(--section-padding-y-mobile);
}

.blog-article__hero {
    max-width: 48rem;
    margin: 0 auto;
    padding-top: 8rem;
    padding-bottom: 2rem;
}

.blog-article__hero-content {
    margin-top: 1.5rem;
}

.blog-article__category-badge {
    display: inline-block;
    padding: 0.375rem 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-blue-mineral);
    background: rgba(82, 116, 255, 0.08);
    border-radius: var(--radius-full);
    margin-bottom: 1.25rem;
    transition: all var(--transition-fast);
}

.blog-article__category-badge:hover {
    background: rgba(82, 116, 255, 0.15);
    color: var(--color-blue-mineral-hover);
}

.blog-article__title {
    font-size: clamp(2rem, 5vw, 3rem);
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 1.25rem;
    color: var(--color-text-primary);
}

.blog-article__excerpt {
    font-size: 1.25rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    font-weight: 400;
}

/* Author block */
.blog-article__meta {
    padding-top: 1.5rem;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.blog-article__author {
    display: flex;
    align-items: center;
    gap: 0.875rem;
}

.blog-article__author-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-blue-mineral), var(--color-blue-glacier));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1rem;
    flex-shrink: 0;
}

.blog-article__author-info {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.blog-article__author-name {
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--color-text-primary);
}

.blog-article__author-details {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

@media (min-width: 1024px) {
    .blog-article__hero {
        padding-top: 10rem;
        padding-bottom: 3rem;
    }

    .blog-article {
        padding-bottom: var(--section-padding-y);
    }
}

/* --------------------------------------------------------------------------
   Blog Article — Body Layout
   -------------------------------------------------------------------------- */
.blog-article__body {
    max-width: 64rem;
    margin: 0 auto;
}

.blog-article__layout {
    display: flex;
    gap: 3rem;
}

.blog-article__sidebar {
    display: none;
}

.blog-article__content {
    flex: 1;
    min-width: 0;
    max-width: 48rem;
    margin: 0 auto;
}

@media (min-width: 1024px) {
    .blog-article__layout {
        flex-direction: row-reverse;
    }

    .blog-article__sidebar {
        display: block;
        width: 220px;
        flex-shrink: 0;
    }

    .blog-article__content {
        flex: 1;
        margin: 0;
    }
}

/* --------------------------------------------------------------------------
   Prose Typography (Article Content)
   -------------------------------------------------------------------------- */
.prose {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text-primary);
}

.prose > *:first-child {
    margin-top: 0;
}

.prose h2 {
    font-size: 1.625rem;
    margin: 3rem 0 1rem;
    padding-top: 0.5rem;
    letter-spacing: -0.02em;
}

.prose h3 {
    font-size: 1.3125rem;
    margin: 2.25rem 0 0.75rem;
    letter-spacing: -0.01em;
}

.prose h4 {
    font-size: 1.125rem;
    margin: 1.75rem 0 0.5rem;
}

.prose p {
    margin-bottom: 1.5rem;
    color: var(--color-text-primary);
}

.prose ul,
.prose ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.prose li {
    margin-bottom: 0.625rem;
    line-height: 1.7;
}

.prose li::marker {
    color: var(--color-blue-mineral);
}

.prose blockquote {
    border-left: 3px solid var(--color-blue-mineral);
    padding: 1.25rem 1.75rem;
    margin: 2rem 0;
    background: rgba(82, 116, 255, 0.04);
    border-radius: 0 16px 16px 0;
    font-style: italic;
    color: var(--color-text-secondary);
    font-size: 1.0625rem;
    line-height: 1.7;
}

.prose blockquote p:last-child {
    margin-bottom: 0;
}

.prose img {
    border-radius: 16px;
    margin: 2rem 0;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}

.prose figure {
    margin: 2rem 0;
}

.prose figcaption {
    text-align: center;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-top: 0.75rem;
}

.prose pre {
    background: var(--color-dark-bg);
    color: var(--color-dark-text);
    padding: 1.5rem;
    border-radius: 16px;
    overflow-x: auto;
    margin: 2rem 0;
    font-size: 0.875rem;
    line-height: 1.6;
}

.prose code {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.875em;
    background: rgba(82, 116, 255, 0.06);
    color: var(--color-blue-mineral);
    padding: 0.15rem 0.45rem;
    border-radius: 6px;
}

.prose pre code {
    background: none;
    color: inherit;
    padding: 0;
}

.prose a {
    color: var(--color-blue-mineral);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-thickness: 1px;
    transition: all var(--transition-fast);
}

.prose a:hover {
    color: var(--color-blue-mineral-hover);
    text-decoration-thickness: 2px;
}

.prose .callout {
    background: var(--glass-bg);
    border-radius: 16px;
    padding: 1.5rem 1.75rem;
    margin: 2rem 0;
    border: 1px solid var(--glass-border);
}

.prose hr {
    border: none;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    margin: 2.5rem 0;
}

.prose strong {
    font-weight: 600;
    color: var(--color-text-primary);
}

/* --------------------------------------------------------------------------
   Table of Contents (Sticky Sidebar)
   -------------------------------------------------------------------------- */
.toc {
    position: sticky;
    top: 6rem;
    padding: 1.25rem;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border-radius: 16px;
    border: 1px solid var(--glass-border);
}

.toc__title {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    margin-bottom: 0.875rem;
    padding-bottom: 0.625rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

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

.toc__item {
    margin-bottom: 0.25rem;
}

.toc__item--level-3 {
    padding-left: 0.875rem;
}

.toc__link {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
    line-height: 1.4;
    display: block;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
}

.toc__link:hover {
    color: var(--color-blue-mineral);
    background: rgba(82, 116, 255, 0.06);
}

.toc__link--active {
    color: var(--color-blue-mineral);
    background: rgba(82, 116, 255, 0.08);
    font-weight: 500;
}

/* --------------------------------------------------------------------------
   FAQ Section
   -------------------------------------------------------------------------- */
.faq-section {
    margin-top: 3.5rem;
    padding-top: 2.5rem;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.faq-section h2 {
    margin-bottom: 1.5rem;
}

.faq-section__item {
    margin-bottom: 0.75rem;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    transition: all var(--transition-fast);
}

.faq-section__item[open] {
    border-color: rgba(82, 116, 255, 0.15);
    box-shadow: 0 2px 12px rgba(82, 116, 255, 0.06);
}

.faq-section__question {
    padding: 1.125rem 1.5rem;
    cursor: pointer;
    font-weight: 500;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1rem;
    transition: color var(--transition-fast);
}

.faq-section__question:hover {
    color: var(--color-blue-mineral);
}

.faq-section__question::-webkit-details-marker {
    display: none;
}

.faq-section__question::after {
    content: '+';
    font-size: 1.25rem;
    font-weight: 300;
    color: var(--color-text-muted);
    transition: transform var(--transition-fast);
}

.faq-section__item[open] .faq-section__question::after {
    transform: rotate(45deg);
}

.faq-section__answer {
    padding: 0 1.5rem 1.25rem;
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* --------------------------------------------------------------------------
   CTA Banner (in article)
   -------------------------------------------------------------------------- */
.cta-banner {
    text-align: center;
    padding: 3rem 2rem;
    margin: 3.5rem 0;
    border-radius: 24px;
    background: linear-gradient(135deg, rgba(82, 116, 255, 0.06) 0%, rgba(167, 211, 193, 0.08) 100%);
    border: 1px solid rgba(82, 116, 255, 0.1);
}

.cta-banner__text {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
    color: var(--color-text-primary);
    font-weight: 500;
}

.cta-banner .btn--primary {
    color: white;
    text-decoration: none;
}

.cta-banner .btn--primary:hover {
    color: white;
}

/* --------------------------------------------------------------------------
   Breadcrumbs
   -------------------------------------------------------------------------- */
.breadcrumbs {
    margin-bottom: 0;
}

.breadcrumbs__list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.breadcrumbs__item:not(:last-child)::after {
    content: '/';
    margin-left: 0.5rem;
    opacity: 0.5;
}

.breadcrumbs__item a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.breadcrumbs__item a:hover {
    color: var(--color-blue-mineral);
}

.breadcrumbs__item--current {
    color: var(--color-text-secondary);
}

/* --------------------------------------------------------------------------
   Share Bubble (Popover)
   -------------------------------------------------------------------------- */
.share-bubble {
    position: relative;
    display: inline-flex;
    max-width: 48rem;
    margin: 2.5rem auto;
}

.share-bubble__trigger {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.share-bubble__trigger:hover {
    color: var(--color-blue-mineral);
    border-color: rgba(82, 116, 255, 0.2);
    background: rgba(82, 116, 255, 0.06);
}

.share-bubble__popover {
    position: absolute;
    bottom: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    opacity: 0;
    background: white;
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(0, 0, 0, 0.04);
    padding: 0.5rem;
    min-width: 200px;
    z-index: 50;
    transition: opacity 200ms ease, transform 200ms ease;
    pointer-events: none;
}

.share-bubble__popover--visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

.share-bubble__arrow {
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 12px;
    height: 12px;
    background: white;
    box-shadow: 2px 2px 4px rgba(0, 0, 0, 0.04);
}

.share-bubble__options {
    position: relative;
    z-index: 1;
}

.share-bubble__option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
    color: var(--color-text-primary);
    background: none;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
    text-align: left;
}

.share-bubble__option:hover {
    background: rgba(82, 116, 255, 0.06);
    color: var(--color-blue-mineral);
}

.share-bubble__option svg {
    flex-shrink: 0;
    opacity: 0.7;
}

.share-bubble__option:hover svg {
    opacity: 1;
}

.share-bubble__divider {
    height: 1px;
    background: rgba(0, 0, 0, 0.06);
    margin: 0.25rem 0.875rem;
}

/* --------------------------------------------------------------------------
   Related Articles
   -------------------------------------------------------------------------- */
.related-articles {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.related-articles h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.related-articles__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .related-articles__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* --------------------------------------------------------------------------
   Pagination
   -------------------------------------------------------------------------- */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.pagination__link {
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    transition: all var(--transition-fast);
}

.pagination__link:hover {
    background: var(--color-blue-mineral);
    color: white;
    border-color: var(--color-blue-mineral);
}

.pagination__link--active {
    background: var(--color-blue-mineral);
    color: white;
    border-color: var(--color-blue-mineral);
}

/* --------------------------------------------------------------------------
   Newsletter
   -------------------------------------------------------------------------- */
.newsletter {
    text-align: center;
    padding: 3rem 2rem;
    border-radius: 24px;
    margin: 3rem 0;
    background: linear-gradient(135deg, rgba(82, 116, 255, 0.06) 0%, rgba(167, 211, 193, 0.08) 100%);
    border: 1px solid rgba(82, 116, 255, 0.1);
}

.newsletter__title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.newsletter__text {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
}

.newsletter__form {
    display: flex;
    gap: 0.75rem;
    max-width: 24rem;
    margin: 0 auto;
}

.newsletter__input {
    flex: 1;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--glass-border);
    background: white;
    font-size: 0.875rem;
}

.newsletter__btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
}

.newsletter__status {
    margin-top: 1rem;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.newsletter__status--success {
    color: var(--color-green-sage-dark);
}