/* Post article — see docs/BRAND.md */

.post-article {
    background: var(--surface);
    padding-bottom: 4rem;
}

.post-article__shell {
    max-width: 50rem;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.post-article__header {
    padding: 2.5rem 0 1.75rem;
}

.post-article__kicker {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    margin-bottom: 1rem;
    font-family: var(--sans);
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .06em;
    text-transform: uppercase;
}

.post-article__category {
    color: var(--accent);
    background: var(--accent-soft);
    padding: .35rem .85rem;
    border-radius: 999px;
}

.post-article__title {
    margin: 0;
    font-family: var(--sans);
    font-size: clamp(2rem, 5vw, 2.85rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -.03em;
    color: var(--text);
}

.post-article__meta {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem 1.5rem;
    margin-top: 1.15rem;
    font-family: var(--sans);
    font-size: .9rem;
    color: var(--muted);
}

.post-article__meta span + span::before {
    content: "·";
    margin-right: 1.5rem;
    color: var(--border);
}

.post-article__hub-link {
    font-weight: 600;
    color: var(--accent);
    text-decoration: none;
}

.post-article__hub-link:hover {
    text-decoration: underline;
}

.post-article__hero {
    margin: 0 -1.5rem 2rem;
    aspect-ratio: 16 / 9;
    border-radius: 12px;
    overflow: hidden;
    background: var(--bg);
}

.post-article__hero--loading {
    background: linear-gradient(110deg, #f5f5f4 8%, #ececea 18%, #f5f5f4 33%);
    background-size: 200% 100%;
    animation: post-shimmer 1.4s linear infinite;
}

@keyframes post-shimmer {
    to { background-position: -200% 0; }
}

.post-article__hero img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity .35s ease;
}

.post-article__hero.is-loaded img { opacity: 1; }
.post-article__hero.is-loaded { animation: none; background: transparent; }

.post-article__lead {
    margin: 0 0 2.5rem;
    padding: 1.35rem 1.5rem;
    font-family: var(--serif);
    font-size: 1.3rem;
    line-height: 1.6;
    color: var(--text-body);
    background: var(--paper);
    border-left: 4px solid var(--accent);
    border-radius: 0 10px 10px 0;
}

.post-article__body {
    font-family: var(--serif);
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-body);
}

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

.post-article__body h2 {
    margin: 3rem 0 1.15rem;
    padding-top: .5rem;
    font-family: var(--sans);
    font-size: 1.65rem;
    font-weight: 700;
    letter-spacing: -.02em;
    line-height: 1.2;
    color: var(--text);
    border-top: 1px solid var(--border);
}

.post-article__body h3 {
    margin: 2rem 0 .85rem;
    font-family: var(--sans);
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.3;
}

.post-article__body p {
    margin: 0 0 1.5rem;
}

.post-article__body ul,
.post-article__body ol {
    margin: 0 0 1.5rem;
    padding-left: 1.5rem;
}

.post-article__body li {
    margin-bottom: .55rem;
    padding-left: .25rem;
}

.post-article__body li::marker {
    color: var(--accent);
    font-weight: 600;
}

.post-article__body blockquote {
    margin: 2rem 0;
    padding: 1.15rem 1.4rem;
    border-left: 4px solid var(--accent);
    background: var(--paper);
    border-radius: 0 8px 8px 0;
    font-style: italic;
    color: #44403c;
}

.post-article__body img {
    display: block;
    width: 100%;
    height: auto;
    margin: 2.25rem 0;
    border-radius: 10px;
    background: var(--bg);
}

.post-article__body table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    font-family: var(--sans);
    font-size: .92rem;
    line-height: 1.45;
}

.post-article__body th,
.post-article__body td {
    border: 1px solid var(--border);
    padding: .75rem .9rem;
    text-align: left;
    vertical-align: top;
}

.post-article__body th {
    background: var(--accent-soft);
    font-weight: 600;
    color: var(--text);
}

.post-article__body tr:nth-child(even) td {
    background: #fafaf9;
}

.post-article__body hr {
    border: 0;
    border-top: 1px solid var(--border);
    margin: 3rem 0;
}

.post-article__body strong { font-weight: 600; }

.post-article__body a,
.post-article__body a.content-link {
    color: var(--link-color);
    font-weight: 500;
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-color: var(--link-underline);
    background: none;
    box-shadow: none;
    border-radius: 0;
    padding: 0;
}

.post-article__body a:hover,
.post-article__body a.content-link:hover {
    color: var(--link-hover);
    text-decoration-color: var(--link-hover);
    background: none;
}

.post-related {
    margin-top: 4rem;
    padding-top: 2.75rem;
    border-top: 1px solid var(--border);
}

.post-related__head {
    margin-bottom: 1.5rem;
}

.post-related__head h2 {
    margin: 0 0 .35rem;
    font-family: var(--sans);
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -.02em;
    color: var(--text);
}

.post-related__head p {
    margin: 0;
    font-family: var(--sans);
    font-size: .92rem;
    color: var(--muted);
}

.post-related__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
}

.post-related__card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: border-color .2s, box-shadow .2s, transform .2s;
}

.post-related__card:hover {
    border-color: var(--brand-primary-muted);
    box-shadow: 0 12px 32px rgba(13, 107, 95, .1);
    transform: translateY(-2px);
}

.post-related__thumb {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: var(--accent-soft) center/cover no-repeat;
    transition: transform .35s ease;
}

.post-related__thumb--placeholder {
    background: linear-gradient(135deg, var(--accent-soft) 0%, var(--bg) 100%);
}

.post-related__card:hover .post-related__thumb { transform: scale(1.03); }

.post-related__body {
    display: flex;
    flex-direction: column;
    gap: .35rem;
    padding: 1rem 1.1rem 1.15rem;
}

.post-related__body time {
    font-family: var(--sans);
    font-size: .72rem;
    font-weight: 500;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--muted);
}

.post-related__title {
    font-family: var(--sans);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.35;
    color: var(--text);
    transition: color .15s;
}

.post-related__card:hover .post-related__title { color: var(--accent); }

.post-related__excerpt {
    font-family: var(--sans);
    font-size: .84rem;
    line-height: 1.5;
    color: var(--muted);
}

@media (min-width: 900px) {
    .post-article__shell {
        max-width: 52rem;
        padding: 0 2rem;
    }

    .post-article__hero {
        margin-left: 0;
        margin-right: 0;
    }
}

@media (max-width: 640px) {
    .post-article__header { padding-top: 1.5rem; }
    .post-article__title { max-width: none; }
    .post-article__lead { font-size: 1.15rem; padding: 1rem 1.15rem; }
    .post-article__body { font-size: 1.0625rem; }
    .post-related__grid { grid-template-columns: 1fr; }
}