/* Summer Into AI 2026 article layer
   Shared by imported submissions, competition notes, and theme articles. */

.summer-article-page {
    --summer-ink: #17212b;
    --summer-blue: #24567a;
    --summer-rust: #a85b38;
    --summer-marigold: #c8932d;
    --summer-paper: #f3f0e8;
    --summer-paper-bright: #fbfaf6;
    overflow-x: clip;
    background: var(--summer-paper);
    color: var(--editorial-ink);
}

.summer-article-page main,
.summer-article-page .article-content {
    background: var(--summer-paper);
}

.summer-article-page .site-nav {
    background: var(--summer-paper-bright);
}

/* Compact section header: enough site context without competing with the work. */

.summer-article-page .summer-simple-header {
    position: sticky;
    z-index: 900;
    top: 0;
    width: 100%;
    padding: 0;
    border: 0;
    border-bottom: 1px solid var(--editorial-rule);
    background: var(--summer-paper-bright);
    box-shadow: none;
}

.summer-article-page .summer-simple-header .container {
    width: min(calc(100% - 3rem), var(--editorial-wide));
    max-width: none;
    padding-inline: 0;
}

.summer-article-page .summer-simple-header .nav {
    display: flex;
    min-height: 68px;
    gap: 1.5rem;
    align-items: center;
    justify-content: space-between;
}

.summer-article-page .summer-simple-header .nav-logo {
    padding: 0;
    color: var(--editorial-ink);
    font-family: var(--editorial-serif);
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    text-decoration: none;
}

.summer-article-page .summer-simple-header .nav-back {
    padding: 0;
    color: var(--editorial-ink-soft);
    font-size: 0.82rem;
    font-weight: 700;
    text-decoration: none;
}

.summer-article-page .summer-simple-header .nav-back:hover {
    color: var(--summer-blue);
}

.summer-article-page main > .container:first-child,
.summer-article-page .article-hero .container {
    width: min(calc(100% - 3rem), 920px);
    max-width: none;
    padding-inline: 0;
}

.summer-article-page .back-link {
    display: inline-flex;
    margin: 1.6rem 0 0;
    gap: 0.45rem;
    align-items: center;
    color: var(--editorial-muted);
    font-size: 0.82rem;
    font-weight: 700;
    text-decoration: none;
}

.summer-article-page .back-link:hover {
    color: var(--summer-blue);
}

/* Article masthead */

.summer-article-page .article-hero {
    position: relative;
    margin-top: 0;
    padding: clamp(3.5rem, 7vw, 6rem) 0 clamp(3.25rem, 6vw, 5rem);
    overflow: clip;
    isolation: isolate;
    border-bottom: 1px solid var(--editorial-rule-strong);
    background: var(--summer-paper-bright);
}

.summer-article-page .article-hero::before,
.summer-article-page .article-hero::after {
    position: absolute;
    z-index: -1;
    content: "";
    pointer-events: none;
}

.summer-article-page .article-hero::before {
    inset: 0;
    background:
        linear-gradient(90deg, rgba(36, 86, 122, 0.045) 1px, transparent 1px),
        linear-gradient(rgba(36, 86, 122, 0.04) 1px, transparent 1px),
        linear-gradient(135deg, transparent 0 49.7%, rgba(168, 91, 56, 0.055) 49.8% 50.2%, transparent 50.3% 100%);
    background-size: 48px 48px, 48px 48px, 180px 180px;
    mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.3), transparent 70%);
}

.summer-article-page .article-hero::after {
    top: -7rem;
    right: max(-7rem, calc((100vw - 1120px) / 2 - 9rem));
    width: 23rem;
    height: 23rem;
    border: 1px solid rgba(36, 86, 122, 0.1);
    border-radius: 50%;
    box-shadow:
        inset 0 0 0 3.5rem rgba(36, 86, 122, 0.018),
        inset 0 0 0 3.55rem rgba(36, 86, 122, 0.08),
        inset 0 0 0 7rem rgba(200, 147, 45, 0.018);
}

.summer-article-page[data-summer-week="1"] {
    --summer-article-accent: var(--summer-marigold);
}

.summer-article-page[data-summer-week="2"] {
    --summer-article-accent: var(--summer-rust);
}

.summer-article-page[data-summer-week="3"],
.summer-article-page[data-summer-week="4"] {
    --summer-article-accent: var(--summer-blue);
}

.summer-article-page .article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem 0.85rem;
    margin: 0 0 1.35rem;
    align-items: center;
    color: var(--editorial-muted);
    font-size: 0.76rem;
    line-height: 1.5;
}

.summer-article-page .article-meta .tag {
    padding: 0 0 0 0.8rem;
    border: 0;
    border-left: 1px solid var(--editorial-rule-strong);
    border-radius: 0;
    background: transparent;
    color: var(--summer-article-accent, var(--summer-blue));
    font-size: inherit;
    font-weight: 750;
}

.summer-article-page .article-hero h1 {
    max-width: 900px;
    margin: 0 0 1.2rem;
    background: none;
    color: var(--summer-ink);
    font-family: var(--editorial-serif);
    font-size: clamp(3rem, 6.2vw, 5.55rem);
    font-weight: 600;
    letter-spacing: -0.05em;
    line-height: 0.99;
    overflow-wrap: anywhere;
    -webkit-text-fill-color: currentColor;
}

.summer-article-page .article-hero .subtitle {
    max-width: 760px;
    margin: 0;
    color: var(--editorial-ink-soft);
    font-family: var(--editorial-serif);
    font-size: clamp(1.2rem, 2.3vw, 1.6rem);
    line-height: 1.52;
}

/* Reading column */

.summer-article-page .article-content {
    width: min(calc(100% - 3rem), var(--editorial-measure));
    max-width: none;
    margin: 0 auto;
    padding: clamp(3.5rem, 7vw, 5.5rem) 0 clamp(5rem, 9vw, 8rem);
}

.summer-article-page .article-content section {
    margin: clamp(3.25rem, 6vw, 5rem) 0 0;
}

.summer-article-page .article-content h1,
.summer-article-page .article-content h2,
.summer-article-page .article-content h3,
.summer-article-page .article-content h4 {
    color: var(--summer-ink);
    font-family: var(--editorial-serif);
}

.summer-article-page .article-content h1 {
    margin: 3rem 0 1rem;
    font-size: clamp(2.2rem, 4vw, 3.2rem);
}

.summer-article-page .article-content h2 {
    margin: clamp(3.5rem, 7vw, 5.25rem) 0 1rem;
    padding: 0;
    border: 0;
    color: var(--summer-ink);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    letter-spacing: -0.035em;
    line-height: 1.08;
}

.summer-article-page .article-content h3 {
    margin: 2.4rem 0 0.8rem;
    font-size: 1.45rem;
    line-height: 1.2;
}

.summer-article-page .article-content h4 {
    margin: 2rem 0 0.7rem;
    font-size: 1.15rem;
}

.summer-article-page .article-content p,
.summer-article-page .article-content li,
.summer-article-page .article-content dd {
    color: var(--editorial-ink-soft);
    font-size: 1.02rem;
    line-height: 1.78;
    overflow-wrap: anywhere;
}

.summer-article-page .article-content p {
    margin: 0 0 1.25rem;
}

.summer-article-page .article-content ul,
.summer-article-page .article-content ol {
    margin: 1.25rem 0 1.75rem;
    padding-left: 1.4rem;
}

.summer-article-page .article-content li + li {
    margin-top: 0.45rem;
}

.summer-article-page .article-content strong,
.summer-article-page .article-content b {
    color: var(--summer-ink);
}

.summer-article-page .article-content em {
    color: var(--editorial-ink-soft);
}

.summer-article-page .article-content a {
    color: var(--summer-blue);
    text-decoration-color: rgba(36, 86, 122, 0.35);
    text-underline-offset: 0.16em;
    overflow-wrap: anywhere;
}

.summer-article-page .article-content a:hover {
    color: var(--editorial-blue-dark);
    text-decoration-color: currentColor;
}

.summer-article-page .muted {
    color: var(--editorial-muted) !important;
}

/* Provenance, notes, and supporting cards */

.summer-article-page .source-note,
.summer-article-page .source-card,
.summer-article-page .note-card,
.summer-article-page .media-note,
.summer-article-page .build-note,
.summer-article-page .callout-block {
    margin: 1.75rem 0 2.25rem;
    padding: 1.25rem 1.45rem;
    border: 0;
    border-left: 3px solid var(--summer-blue);
    border-radius: 0;
    background: var(--editorial-blue-wash);
    box-shadow: none;
    color: var(--editorial-ink-soft);
}

.summer-article-page .warning-note,
.summer-article-page .build-callout {
    margin: 1.75rem 0 2.25rem;
    padding: 1.25rem 1.45rem;
    border: 0;
    border-left: 3px solid var(--summer-rust);
    border-radius: 0;
    background: rgba(168, 91, 56, 0.08);
    box-shadow: none;
}

.summer-article-page .source-note p:last-child,
.summer-article-page .source-card p:last-child,
.summer-article-page .note-card p:last-child,
.summer-article-page .media-note p:last-child,
.summer-article-page .build-note p:last-child,
.summer-article-page .build-callout p:last-child,
.summer-article-page .callout-block p:last-child {
    margin-bottom: 0;
    color: var(--editorial-ink-soft);
}

.summer-article-page .source-card,
.summer-article-page a.source-card {
    display: block;
    text-decoration: none;
}

.summer-article-page .source-card-kicker,
.summer-article-page .kicker,
.summer-article-page .attachment-body .kicker,
.summer-article-page .linked-post-card .kicker,
.summer-article-page .embed-card .kicker {
    display: block;
    margin: 0 0 0.45rem !important;
    color: var(--summer-blue) !important;
    font-size: 0.74rem;
    font-weight: 750;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.summer-article-page .linked-post-card,
.summer-article-page .attachment-card,
.summer-article-page .embed-card {
    display: block;
    margin: 1.75rem 0;
    padding: 1.25rem 1.35rem;
    border: 1px solid var(--editorial-rule);
    border-radius: 2px;
    background: var(--summer-paper-bright);
    box-shadow: none;
    color: var(--editorial-ink-soft);
    text-decoration: none;
    transform: none;
}

.summer-article-page .linked-post-card:hover,
.summer-article-page .attachment-card:hover,
.summer-article-page .embed-card:hover {
    border-color: var(--summer-blue);
    background: #f6f3eb;
    transform: none;
}

.summer-article-page .linked-post-card strong,
.summer-article-page .attachment-body strong,
.summer-article-page .embed-card strong {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--summer-ink);
    font-family: var(--editorial-serif);
    font-size: 1.2rem;
    line-height: 1.3;
}

.summer-article-page .linked-post-card span:last-child,
.summer-article-page .attachment-body span.copy,
.summer-article-page .embed-card span:last-child {
    color: var(--editorial-muted);
}

.summer-article-page .submission-meta-list {
    display: grid;
    gap: 0;
    margin: 2rem 0 3rem;
    border-top: 1px solid var(--editorial-rule-strong);
}

.summer-article-page .submission-meta-list div {
    display: grid;
    grid-template-columns: minmax(130px, 165px) minmax(0, 1fr);
    gap: 1.25rem;
    padding: 0.9rem 0;
    border-bottom: 1px solid var(--editorial-rule);
}

.summer-article-page .submission-meta-list dt {
    color: var(--summer-blue);
    font-size: 0.78rem;
    font-weight: 750;
    letter-spacing: 0.045em;
    text-transform: uppercase;
}

.summer-article-page .submission-meta-list dd {
    min-width: 0;
    margin: 0;
}

.summer-article-page .score-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0;
    margin: 1.75rem 0 2.5rem;
    border-top: 1px solid var(--editorial-rule);
    border-left: 1px solid var(--editorial-rule);
}

.summer-article-page .score-card {
    padding: 1rem;
    border: 0;
    border-right: 1px solid var(--editorial-rule);
    border-bottom: 1px solid var(--editorial-rule);
    border-radius: 0;
    background: var(--summer-paper-bright);
}

.summer-article-page .score-card span {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--editorial-muted);
    font-size: 0.72rem;
    font-weight: 750;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.summer-article-page .score-card strong {
    color: var(--summer-ink);
    font-family: var(--editorial-serif);
    font-size: 1.45rem;
}

/* Media and embeds */

.summer-article-page .article-figure,
.summer-article-page .article-gallery,
.summer-article-page .media-block {
    margin: 2.25rem 0 2.75rem;
    overflow: hidden;
    border: 1px solid var(--editorial-rule);
    border-radius: 2px;
    background: var(--summer-paper-bright);
    box-shadow: none;
}

.summer-article-page .article-figure img,
.summer-article-page .article-figure video,
.summer-article-page .article-video,
.summer-article-page .media-block img,
.summer-article-page .media-block video,
.summer-article-page .gallery-grid img,
.summer-article-page .attachment-card img {
    display: block;
    width: 100%;
    max-width: 100%;
    height: auto;
    border: 0;
    border-radius: 0;
}

.summer-article-page .article-figure figcaption,
.summer-article-page .article-gallery figcaption,
.summer-article-page .media-block figcaption {
    padding: 0.8rem 1rem;
    border-top: 1px solid var(--editorial-rule);
    color: var(--editorial-muted);
    font-size: 0.84rem;
    line-height: 1.55;
}

.summer-article-page .gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    padding: 0;
    background: var(--editorial-rule);
}

.summer-article-page .article-audio,
.summer-article-page .media-block:has(audio) {
    padding: 1rem;
}

.summer-article-page .article-audio audio,
.summer-article-page .media-block audio {
    display: block;
    width: 100%;
    box-sizing: border-box;
}

.summer-article-page iframe {
    display: block;
    max-width: 100%;
    border: 0;
}

.summer-article-page .video-embed,
.summer-article-page .youtube-wrap,
.summer-article-page .youtube-inner {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    margin: 2rem 0;
    overflow: hidden;
    border: 1px solid var(--editorial-rule);
    border-radius: 2px;
    background: #111820;
}

.summer-article-page .youtube-wrap .youtube-inner {
    margin: 0;
    border: 0;
}

.summer-article-page .video-embed iframe,
.summer-article-page .youtube-wrap iframe,
.summer-article-page .youtube-inner iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.summer-article-page blockquote {
    margin: 2rem 0;
    padding: 1.35rem 1.5rem;
    border: 0;
    border-left: 3px solid var(--summer-marigold);
    border-radius: 0;
    background: rgba(200, 147, 45, 0.08);
    color: var(--editorial-ink-soft);
    font-family: var(--editorial-serif);
    font-size: 1.1rem;
    font-style: normal;
    line-height: 1.68;
}

.summer-article-page blockquote p:last-child {
    margin-bottom: 0;
}

.summer-article-page pre {
    max-width: 100%;
    margin: 2rem 0;
    padding: 1.1rem 1.2rem;
    overflow: auto;
    border: 1px solid #2b3946;
    border-radius: 2px;
    background: #111820;
    color: #e5edf5;
    font-size: 0.88rem;
    line-height: 1.6;
}

.summer-article-page :not(pre) > code {
    padding: 0.12em 0.32em;
    border-radius: 2px;
    background: #e8e4da;
    color: var(--editorial-blue-dark);
    font-size: 0.9em;
}

.summer-article-page .digest-post-embed:empty {
    display: none;
}

/* Footer */

.summer-article-page .page-footer {
    margin: 0;
    padding: 2.5rem 0;
    border-top: 1px solid var(--editorial-rule);
    background: #e9e5dc;
    color: var(--editorial-muted);
    text-align: center;
}

.summer-article-page .page-footer .container {
    width: min(calc(100% - 3rem), var(--editorial-wide));
    max-width: none;
    padding-inline: 0;
}

.summer-article-page .page-footer p {
    margin: 0;
    color: var(--editorial-muted);
    font-size: 0.82rem;
}

.summer-article-page .page-footer a {
    color: var(--summer-blue) !important;
    text-decoration: none !important;
}

@media (max-width: 700px) {
    .summer-article-page .summer-simple-header .container,
    .summer-article-page main > .container:first-child,
    .summer-article-page .article-hero .container,
    .summer-article-page .article-content,
    .summer-article-page .page-footer .container {
        width: min(calc(100% - 2rem), var(--editorial-wide));
    }

    .summer-article-page .summer-simple-header .nav {
        min-height: 60px;
    }

    .summer-article-page .summer-simple-header .nav-back {
        max-width: 56%;
        text-align: right;
    }

    .summer-article-page .article-hero h1 {
        font-size: clamp(2.6rem, 12vw, 3.8rem);
    }

    .summer-article-page .article-hero::after {
        right: -13rem;
    }

    .summer-article-page .submission-meta-list div {
        grid-template-columns: 1fr;
        gap: 0.25rem;
    }

    .summer-article-page .gallery-grid {
        grid-template-columns: 1fr;
    }
}

@media print {
    .summer-article-page .summer-simple-header,
    .summer-article-page main > .container:first-child,
    .summer-article-page .page-footer {
        display: none !important;
    }

    .summer-article-page,
    .summer-article-page main,
    .summer-article-page .article-hero,
    .summer-article-page .article-content {
        background: #fff !important;
    }
}