/**
 * Lane.Chat blog styles — scoped to list + detail pages.
 * Tokens mirror style.css (--primary, --gray-*, etc).
 */

.blog-hero {
    background: linear-gradient(135deg, #eef2ff 0%, #f8fafc 100%);
    padding: 4rem 0 3rem;
    border-bottom: 1px solid var(--gray-200);
}
.blog-hero__inner {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}
.blog-hero__title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--gray-900);
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}
.blog-hero__lead {
    font-size: 1.125rem;
    color: var(--gray-600);
    margin: 0;
}
.blog-hero__back {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1rem;
    text-decoration: none;
}
.blog-hero__back:hover {
    color: var(--primary-dark);
}

.blog-list-section {
    padding: 3rem 0 5rem;
}

.blog-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0 0 2.5rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--gray-200);
}
.blog-chip {
    display: inline-flex;
    align-items: center;
    padding: 0.45rem 0.95rem;
    border-radius: 999px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    color: var(--gray-700);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
}
.blog-chip:hover {
    border-color: var(--primary);
    color: var(--primary);
}
.blog-chip.is-active {
    background: var(--gray-900);
    border-color: var(--gray-900);
    color: var(--white);
}
.blog-chip.is-active:hover {
    color: var(--white);
    opacity: 0.9;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}
.blog-grid--related {
    margin-top: 1rem;
}

.blog-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}
.blog-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--gray-300);
}
.blog-card__cover-link {
    display: block;
}
.blog-card__cover {
    aspect-ratio: 16 / 9;
    background-size: cover;
    background-position: center;
    background-color: var(--gray-100);
}
.blog-card__cover--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
}
.blog-card__body {
    padding: 1.25rem 1.25rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    flex: 1;
}
.blog-card__title {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--gray-900);
    line-height: 1.35;
    margin: 0;
}
.blog-card__title a {
    color: inherit;
}
.blog-card__title a:hover {
    color: var(--primary);
}
.blog-card__excerpt {
    color: var(--gray-600);
    font-size: 0.95rem;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.blog-card__meta {
    margin-top: auto;
    font-size: 0.8rem;
    color: var(--gray-500);
    display: flex;
    align-items: center;
    gap: 0.45rem;
}
.blog-card__dot {
    color: var(--gray-400);
}

.blog-pill {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    background: rgba(79, 70, 229, 0.08);
    color: var(--primary);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    width: fit-content;
    text-decoration: none;
}
.blog-pill:hover {
    background: rgba(79, 70, 229, 0.14);
    color: var(--primary-dark);
}
.blog-pill--light {
    background: rgba(255, 255, 255, 0.9);
    color: var(--gray-700);
}
.blog-pill--light:hover {
    color: var(--gray-900);
}

.blog-empty {
    text-align: center;
    color: var(--gray-500);
    padding: 4rem 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}
.blog-empty svg {
    color: var(--gray-300);
}
.blog-empty p {
    font-size: 1rem;
    margin: 0;
}

.blog-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}
.blog-pagination__btn {
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    border: 1px solid var(--gray-200);
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
}
.blog-pagination__btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}
.blog-pagination__btn.is-disabled {
    color: var(--gray-400);
    border-color: var(--gray-100);
    cursor: not-allowed;
    pointer-events: none;
}
.blog-pagination__pages {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
    gap: 0.25rem;
}
.blog-pagination__pages li a,
.blog-pagination__pages li span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.25rem;
    height: 2.25rem;
    padding: 0 0.65rem;
    border-radius: 0.5rem;
    color: var(--gray-700);
    font-size: 0.9rem;
    text-decoration: none;
}
.blog-pagination__pages li a:hover {
    background: var(--gray-100);
    color: var(--primary);
}
.blog-pagination__pages li .is-current {
    background: var(--primary);
    color: var(--white);
    font-weight: 600;
}

/* ============================================
   Article detail
   ============================================ */
.blog-article {
    padding-bottom: 4rem;
}
.blog-article__header {
    background: linear-gradient(135deg, #eef2ff 0%, #f8fafc 100%);
    padding: 3.5rem 0 2.5rem;
    border-bottom: 1px solid var(--gray-200);
}
.blog-article__header-inner {
    max-width: 760px;
}
.blog-article__title {
    font-size: clamp(1.75rem, 3.5vw, 2.75rem);
    font-weight: 700;
    color: var(--gray-900);
    margin: 0.75rem 0 1rem;
    letter-spacing: -0.02em;
    line-height: 1.2;
}
.blog-article__excerpt {
    font-size: 1.15rem;
    color: var(--gray-600);
    line-height: 1.55;
    margin: 0 0 1.25rem;
}
.blog-article__meta {
    font-size: 0.9rem;
    color: var(--gray-600);
    display: flex;
    align-items: center;
    gap: 0.45rem;
    flex-wrap: wrap;
}
.blog-article__author {
    font-weight: 500;
    color: var(--gray-800);
}

.blog-locale-note {
    max-width: 760px;
    margin: 1.5rem auto 0;
    padding: 0.65rem 1rem;
    background: #FFFBEB;
    border: 1px solid #FDE68A;
    color: #92400E;
    border-radius: 0.5rem;
    font-size: 0.875rem;
}

.blog-article__cover {
    max-width: 980px;
    margin: 2rem auto 0;
    aspect-ratio: 16 / 8;
    background-size: cover;
    background-position: center;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
}

.blog-article__body {
    max-width: 760px;
    margin: 2.5rem auto 0;
    color: var(--gray-800);
    font-size: 1.05rem;
    line-height: 1.75;
}
.blog-article__body > *:first-child { margin-top: 0; }
.blog-article__body h2 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--gray-900);
    margin: 2.5rem 0 1rem;
    letter-spacing: -0.01em;
}
.blog-article__body h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin: 2rem 0 0.75rem;
}
.blog-article__body h4 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--gray-900);
    margin: 1.5rem 0 0.5rem;
}
.blog-article__body p {
    margin: 0 0 1.25rem;
}
.blog-article__body ul,
.blog-article__body ol {
    margin: 0 0 1.25rem 1.25rem;
    padding-left: 0.5rem;
}
.blog-article__body li {
    margin-bottom: 0.4rem;
}
.blog-article__body a {
    color: var(--primary);
    text-decoration: underline;
    text-decoration-color: rgba(79, 70, 229, 0.4);
    text-underline-offset: 3px;
}
.blog-article__body a:hover {
    text-decoration-color: var(--primary);
}
.blog-article__body blockquote {
    border-left: 3px solid var(--primary);
    background: var(--gray-100);
    padding: 1rem 1.25rem;
    margin: 1.5rem 0;
    color: var(--gray-700);
    border-radius: 0 0.5rem 0.5rem 0;
}
.blog-article__body code {
    background: var(--gray-100);
    padding: 0.1rem 0.4rem;
    border-radius: 0.3rem;
    font-size: 0.92em;
    color: var(--gray-800);
}
.blog-article__body pre {
    background: var(--gray-900);
    color: var(--gray-100);
    padding: 1rem 1.25rem;
    border-radius: 0.5rem;
    overflow-x: auto;
    margin: 1.5rem 0;
    font-size: 0.9rem;
}
.blog-article__body pre code {
    background: transparent;
    color: inherit;
    padding: 0;
}
.blog-article__body img {
    max-width: 100%;
    border-radius: 0.5rem;
    margin: 1.5rem 0;
}
.blog-article__body hr {
    margin: 2rem 0;
    border: none;
    border-top: 1px solid var(--gray-200);
}
.blog-article__body table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.95rem;
}
.blog-article__body th,
.blog-article__body td {
    border: 1px solid var(--gray-200);
    padding: 0.55rem 0.75rem;
    text-align: left;
}
.blog-article__body th {
    background: var(--gray-100);
    font-weight: 600;
}

/* ============================================
   Screenshot placeholder (dashed "todo" card)
   ============================================ */
.blog-screenshot-placeholder {
    margin: 2rem 0;
    padding: 3rem 1.5rem;
    min-height: 240px;
    border: 2px dashed #cbd5e1;
    background:
        repeating-linear-gradient(
            45deg,
            rgba(148, 163, 184, 0.04) 0 12px,
            transparent 12px 24px
        ),
        linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 0.75rem;
    text-align: center;
    color: var(--gray-500);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}
.blog-screenshot-placeholder__icon {
    color: #94a3b8;
    width: 48px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    border-radius: 999px;
    border: 1px solid var(--gray-200);
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}
.blog-screenshot-placeholder__icon svg {
    width: 24px;
    height: 24px;
}
.blog-screenshot-placeholder__alt {
    font-weight: 600;
    color: var(--gray-800);
    font-size: 1rem;
    max-width: 44ch;
    line-height: 1.4;
}
.blog-screenshot-placeholder__note {
    font-size: 0.8rem;
    color: var(--gray-500);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
}
.blog-screenshot-placeholder__note code {
    background: var(--white);
    border: 1px solid var(--gray-200);
    padding: 0.15rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    color: var(--gray-600);
}

/* ============================================
   Prev / Next
   ============================================ */
.blog-prevnext {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    max-width: 760px;
    margin: 3rem auto 0;
}
.blog-prevnext__link {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 1rem 1.25rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    background: var(--white);
    color: var(--gray-800);
    text-decoration: none;
    transition: var(--transition);
    min-width: 0;
}
.blog-prevnext__link:hover {
    border-color: var(--primary);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}
.blog-prevnext__link--next {
    text-align: right;
}
.blog-prevnext__label {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-500);
}
.blog-prevnext__title {
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ============================================
   Related
   ============================================ */
.blog-related {
    max-width: 1100px;
    margin: 4rem auto 0;
}
.blog-related__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0 0 1.5rem;
}

@media (max-width: 640px) {
    .blog-prevnext {
        grid-template-columns: 1fr;
    }
    .blog-article__header {
        padding: 2.5rem 0 1.75rem;
    }
}