:root {
    --rivet-paper: #f4ebd8;
    --rivet-paper-light: #fbf7ed;
    --rivet-ink: #18201e;
    --rivet-teal: #103f3b;
    --rivet-gold: #e8a62b;
    --rivet-brick: #a94332;
    --rivet-muted: #68716d;
    --rivet-rule: rgba(16, 63, 59, 0.28);
    --rivet-display: Georgia, "Times New Roman", serif;
    --rivet-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --wrap: min(1280px, calc(100vw - 48px));
    --article: min(760px, calc(100vw - 48px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--rivet-ink);
    background: var(--rivet-paper-light);
    font-family: var(--gh-font-body, var(--rivet-sans));
    font-size: 16px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    opacity: .18;
    background-image: radial-gradient(rgba(24,32,30,.3) .5px, transparent .5px);
    background-size: 4px 4px;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: var(--gh-font-heading, var(--rivet-display)); line-height: 1.02; letter-spacing: -.025em; }
.has-modern-masthead h1,
.has-modern-masthead h2,
.has-modern-masthead h3,
.has-modern-masthead .masthead-brand { font-family: "Arial Narrow", Impact, var(--rivet-sans); letter-spacing: -.035em; }
.wrap { width: var(--wrap); margin-inline: auto; }
.article-width { width: var(--article); margin-inline: auto; }
.visually-hidden {
    position: absolute !important;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0);
    white-space: nowrap; border: 0;
}
.skip-link {
    position: fixed; left: 18px; top: 18px; z-index: 999;
    transform: translateY(-160%);
    padding: 10px 16px; color: white; background: var(--rivet-teal);
}
.skip-link:focus { transform: translateY(0); }
.eyebrow {
    display: inline-block;
    margin-bottom: 10px;
    color: var(--rivet-brick);
    font-family: var(--rivet-sans);
    font-size: .72rem;
    font-weight: 800;
    letter-spacing: .14em;
    line-height: 1.2;
    text-transform: uppercase;
}
.button {
    display: inline-flex; align-items: center; justify-content: center;
    min-height: 46px; padding: 0 22px;
    border: 1px solid var(--rivet-teal); border-radius: 2px;
    color: var(--rivet-ink); background: var(--rivet-gold);
    font-weight: 800; cursor: pointer;
    transition: transform .18s ease, background .18s ease, color .18s ease;
}
.button:hover, .button:focus-visible { transform: translateY(-2px); background: #f2b640; }
.button-small { min-height: 38px; padding-inline: 16px; font-size: .82rem; }
.button-dark { color: var(--rivet-paper-light); background: var(--rivet-teal); }
.button-dark:hover, .button-dark:focus-visible { color: var(--rivet-ink); background: var(--rivet-gold); }
.text-action { border: 0; color: var(--rivet-teal); background: transparent; font-weight: 750; cursor: pointer; }
.arrow-link { color: var(--rivet-gold); font-weight: 800; }

/* Header */
.site-header { background: var(--rivet-paper); border-bottom: 1px solid var(--rivet-teal); }
.utility-bar {
    display: flex; justify-content: space-between; gap: 20px;
    padding-block: 10px; border-bottom: 1px solid var(--rivet-rule);
    color: var(--rivet-muted); font-size: .76rem; font-weight: 650;
    letter-spacing: .08em; text-transform: uppercase;
}
.utility-bar p { margin: 0; }
.masthead { position: relative; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; min-height: 116px; }
.masthead-brand {
    grid-column: 2;
    font-family: var(--gh-font-heading, var(--rivet-display)); font-size: clamp(2.8rem, 7vw, 6.4rem); font-weight: 900;
    letter-spacing: -.065em; line-height: .8; text-transform: uppercase;
}
.masthead-brand img { max-width: 460px; max-height: 86px; object-fit: contain; }
.masthead-actions { display: flex; justify-content: flex-end; align-items: center; gap: 18px; }
.nav-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--rivet-teal); background: transparent; cursor: pointer; }
.primary-navigation { border-top: 3px double var(--rivet-teal); }
.nav-inner { display: flex; justify-content: center; align-items: center; min-height: 48px; }
.primary-navigation .nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 30px; margin: 0; padding: 0; list-style: none; }
.primary-navigation .nav a { position: relative; font-size: .8rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.primary-navigation .nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -7px; height: 3px; background: var(--rivet-gold); transition: right .18s ease; }
.primary-navigation .nav a:hover::after,
.primary-navigation .nav-current a::after { right: 0; }
.mobile-subscribe { display: none; }

/* Homepage */
.home-page { padding-block: 34px 80px; }
.lead-layout { display: grid; grid-template-columns: minmax(0, 2.1fr) minmax(280px, .9fr); gap: 32px; padding-bottom: 42px; border-bottom: 1px solid var(--rivet-teal); }
.lead-story { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(280px, .92fr); min-height: 490px; background: var(--rivet-paper); border: 1px solid var(--rivet-teal); }
.lead-image { min-height: 100%; overflow: hidden; background: var(--rivet-teal); }
.lead-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.lead-story:hover .lead-image img { transform: scale(1.02); }
.lead-story-copy { align-self: center; padding: clamp(28px, 4vw, 58px); }
.lead-story h1 { margin-bottom: 18px; font-size: clamp(2.35rem, 4.7vw, 5rem); }
.lead-story-copy > p { color: #46504d; font-size: 1.04rem; }
.lead-fallback, .image-fallback {
    position: relative; display: grid; place-items: center; width: 100%; height: 100%; min-height: 300px;
    overflow: hidden; color: var(--rivet-paper); background:
        radial-gradient(circle at 76% 25%, var(--rivet-gold) 0 8%, transparent 8.5%),
        linear-gradient(135deg, transparent 48%, rgba(244,235,216,.12) 49% 52%, transparent 53%),
        var(--rivet-teal);
}
.lead-fallback::before, .image-fallback::before {
    content: ""; position: absolute; width: 55%; aspect-ratio: 1; border: 18px solid var(--rivet-brick); border-radius: 50%; opacity: .72;
}
.lead-fallback i, .lead-fallback b, .lead-fallback em { position: absolute; z-index: 1; font-family: var(--rivet-sans); font-style: normal; }
.lead-fallback i { left: 12%; top: 14%; font-size: 4rem; font-weight: 900; transform: rotate(-9deg); }
.lead-fallback b { right: 12%; bottom: 16%; padding: 8px 12px; color: var(--rivet-ink); background: var(--rivet-gold); font-size: 2rem; }
.lead-fallback em { left: 18%; bottom: 20%; padding: 5px 9px; border: 2px solid currentColor; font-size: 1rem; }
.empty-lead { display: flex; flex-direction: column; justify-content: center; min-height: 490px; padding: 12%; background: var(--rivet-paper); border: 1px solid var(--rivet-teal); }
.empty-lead h1 { font-size: clamp(3rem, 6vw, 6rem); }
.lead-rail { padding: 22px 22px 0; background: var(--rivet-paper); border-top: 8px solid var(--rivet-teal); }
.rail-heading { display: flex; justify-content: space-between; align-items: baseline; padding-bottom: 12px; border-bottom: 1px solid var(--rivet-teal); }
.rail-heading .eyebrow { margin: 0; }
.rail-heading span { color: var(--rivet-muted); font-size: .75rem; font-weight: 700; text-transform: uppercase; }
.compact-card { display: grid; grid-template-columns: 38px 1fr; gap: 14px; padding-block: 22px; border-bottom: 1px solid var(--rivet-rule); }
.compact-card-number { color: var(--rivet-gold); font-family: var(--rivet-display); font-size: 1.7rem; font-weight: 800; line-height: 1; }
.compact-card h3 { margin-bottom: 10px; font-size: 1.28rem; }
.compact-card h3 a:hover { color: var(--rivet-brick); }
.story-meta { display: flex; flex-wrap: wrap; gap: 8px 14px; color: var(--rivet-muted); font-size: .72rem; font-weight: 650; }
.section-block { margin-top: 66px; }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 24px; padding-bottom: 14px; border-bottom: 3px double var(--rivet-teal); }
.section-heading .eyebrow { margin-bottom: 4px; }
.section-heading h2 { margin: 0; font-size: clamp(2rem, 3.4vw, 3.5rem); }
.section-heading > a { color: var(--rivet-teal); font-size: .78rem; font-weight: 800; text-transform: uppercase; }
.story-grid { display: grid; gap: 26px; }
.story-grid-three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.story-grid-four { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.story-card { min-width: 0; border-bottom: 1px solid var(--rivet-teal); }
.story-card-image { display: block; aspect-ratio: 16/10; overflow: hidden; background: var(--rivet-teal); }
.story-card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .25s ease; }
.story-card:hover .story-card-image img { transform: scale(1.025); }
.image-fallback { min-height: 0; }
.image-fallback i, .image-fallback b, .image-fallback em { position: absolute; width: 28%; height: 28%; border: 2px solid var(--rivet-paper); transform: rotate(45deg); }
.image-fallback i { left: 16%; top: 17%; }
.image-fallback b { right: 14%; bottom: 16%; background: var(--rivet-gold); }
.story-card-body { padding-block: 18px 22px; }
.story-card h3 { margin-bottom: 11px; font-size: clamp(1.35rem, 2vw, 2rem); }
.story-card h3 a:hover { color: var(--rivet-brick); }
.story-card-body > p { color: #4d5753; font-size: .9rem; }
.story-grid-four .story-card-body > p { display: none; }
.story-grid-four .story-card h3 { font-size: 1.35rem; }
.visual-briefing { padding: 34px; color: var(--rivet-paper-light); background: var(--rivet-teal); }
.section-heading-light { border-color: rgba(244,235,216,.55); }
.section-heading-light .eyebrow, .section-heading-light > a { color: var(--rivet-gold); }
.briefing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(244,235,216,.3); }
.briefing-card { min-height: 230px; padding: 28px; background: var(--rivet-teal); }
.briefing-number { margin-bottom: 28px; color: var(--rivet-gold); font-family: var(--rivet-display); font-size: 2.2rem; }
.briefing-card h3 { font-size: 1.7rem; }
.briefing-card > p:not(.briefing-number) { color: rgba(244,235,216,.78); font-size: .88rem; }
.newsletter-panel { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 40px; margin-top: 66px; padding: 36px 42px; color: var(--rivet-paper-light); background: var(--rivet-brick); border: 1px solid var(--rivet-ink); }
.newsletter-panel .eyebrow { color: var(--rivet-gold); }
.newsletter-panel h2 { margin-bottom: 8px; font-size: clamp(2rem, 4vw, 3.6rem); }
.newsletter-panel p:last-child { max-width: 720px; margin-bottom: 0; color: rgba(255,255,255,.82); }
.split-sections { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; margin-top: 66px; }
.mini-section { padding: 24px; background: var(--rivet-paper); border-top: 8px solid var(--rivet-teal); }
.mini-section .section-heading { margin-bottom: 4px; }
.mini-section .section-heading h2 { font-size: 2rem; }
.nostalgia-block { padding: 28px; background: #efe2c8; border: 1px solid var(--rivet-rule); }
.empty-note { color: var(--rivet-muted); font-style: italic; }

/* Archives */
.archive-page { padding-block: 58px 90px; }
.archive-header { max-width: 820px; margin-bottom: 46px; }
.archive-header h1 { margin-bottom: 16px; font-size: clamp(3rem, 7vw, 6.8rem); }
.archive-header > p:last-child { max-width: 650px; color: var(--rivet-muted); font-size: 1.08rem; }
.collection-hero { position: relative; padding-block: 80px; color: var(--rivet-paper-light); background: var(--rivet-teal); overflow: hidden; }
.collection-hero::after { content: ""; position: absolute; inset: 0; opacity: .15; background-image: var(--collection-image); background-size: cover; background-position: center; mix-blend-mode: luminosity; }
.collection-hero-inner { position: relative; z-index: 1; }
.collection-hero .eyebrow { color: var(--rivet-gold); }
.collection-hero h1 { margin-bottom: 10px; font-size: clamp(3.6rem, 8vw, 7rem); }
.collection-hero p:last-child { max-width: 620px; color: rgba(244,235,216,.82); }
.author-hero { display: grid; grid-template-columns: 150px 1fr; align-items: center; gap: 32px; padding-block: 70px; border-bottom: 3px double var(--rivet-teal); }
.author-hero img { width: 150px; aspect-ratio: 1; object-fit: cover; filter: grayscale(100%); }
.author-hero h1 { margin-bottom: 8px; font-size: clamp(3rem, 6vw, 6rem); }
.author-count { color: var(--rivet-muted); font-size: .8rem; font-weight: 750; text-transform: uppercase; }
.pagination { display: flex; justify-content: center; align-items: center; gap: 24px; margin-top: 54px; font-weight: 800; }
.pagination a { color: var(--rivet-teal); }

/* Articles */
.article, .page-article { padding-block: 70px 90px; }
.article-header { text-align: center; }
.article-header h1 { margin-bottom: 22px; font-size: clamp(3rem, 7.3vw, 7rem); line-height: .94; }
.article-deck { max-width: 700px; margin: 0 auto 24px; color: #4b5551; font-family: var(--rivet-display); font-size: clamp(1.2rem, 2vw, 1.65rem); line-height: 1.35; }
.article-byline { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 20px; color: var(--rivet-muted); font-size: .78rem; font-weight: 650; }
.byline-authors a { color: var(--rivet-teal); font-weight: 800; }
.article-feature { margin-top: 42px; margin-bottom: 52px; }
.article-feature img { width: 100%; max-height: 760px; object-fit: cover; }
.article-feature figcaption { padding-top: 9px; color: var(--rivet-muted); font-size: .75rem; }
.gh-content { font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.05rem, 1.4vw, 1.18rem); line-height: 1.75; }
.gh-content > * + * { margin-top: 1.55em; }
.gh-content h2, .gh-content h3, .gh-content h4 { margin-top: 2.1em; margin-bottom: .5em; line-height: 1.08; }
.gh-content h2 { font-size: clamp(2rem, 4vw, 3.25rem); }
.gh-content h3 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
.gh-content a { color: var(--rivet-brick); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.gh-content blockquote { margin-inline: 0; padding: 20px 0 20px 28px; border-left: 7px solid var(--rivet-gold); font-family: var(--rivet-display); font-size: 1.45em; line-height: 1.35; }
.gh-content hr { margin-block: 3em; border: 0; border-top: 3px double var(--rivet-teal); }
.gh-content img { height: auto; }
.gh-content .kg-width-wide { width: min(1100px, calc(100vw - 48px)); margin-left: 50%; transform: translateX(-50%); }
.gh-content .kg-width-full { width: 100vw; margin-left: 50%; transform: translateX(-50%); }
.gh-content table { width: 100%; border-collapse: collapse; font-family: var(--rivet-sans); font-size: .9rem; }
.gh-content th, .gh-content td { padding: 12px; border: 1px solid var(--rivet-rule); text-align: left; }
.gh-content th { color: var(--rivet-paper-light); background: var(--rivet-teal); }
.article--ranked-list .gh-content { counter-reset: rivet-rank; }
.article--ranked-list .gh-content > h2 { position: relative; padding-left: 74px; }
.article--ranked-list .gh-content > h2::before { counter-increment: rivet-rank; content: counter(rivet-rank); position: absolute; left: 0; top: -.12em; width: 56px; color: var(--rivet-gold); font-family: var(--rivet-display); font-size: 1.8em; line-height: 1; }
.article--visual-story .article-header { width: var(--wrap); }
.article--visual-story .article-width.gh-content { width: min(1050px, calc(100vw - 48px)); }
.article--visual-story .gh-content h2 { padding-bottom: 10px; border-bottom: 1px solid var(--rivet-teal); }
.affiliate-disclosure { margin-top: 36px; margin-bottom: 36px; padding: 18px 20px; background: var(--rivet-paper); border: 1px solid var(--rivet-rule); font-family: var(--rivet-sans); font-size: .8rem; }
.affiliate-disclosure strong { display: block; color: var(--rivet-teal); }
.article-footer { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-top: 50px; padding-top: 20px; border-top: 3px double var(--rivet-teal); }
.article-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.article-tags a { padding: 5px 9px; background: var(--rivet-paper); border: 1px solid var(--rivet-rule); font-size: .72rem; font-weight: 750; }
.share-button { color: var(--rivet-teal); font-weight: 800; }
.post-newsletter { margin-top: 60px; }
.post-newsletter .newsletter-panel { margin-top: 0; }
.article-game { margin-top: 50px; }

/* Arcade */
.arcade-hero { display: grid; grid-template-columns: minmax(260px, .7fr) minmax(0, 1.3fr); gap: 26px; margin-bottom: 42px; padding: clamp(26px, 4vw, 52px); color: var(--rivet-paper-light); background: var(--rivet-teal); border: 1px solid var(--rivet-ink); }
.arcade-hero--embedded { margin: 0; }
.arcade-copy { align-self: center; }
.arcade-copy .eyebrow { color: var(--rivet-gold); }
.arcade-copy h1 { margin-bottom: 14px; font-size: clamp(3rem, 6vw, 6rem); }
.arcade-copy > p { color: rgba(244,235,216,.78); }
.arcade-actions { display: flex; align-items: center; gap: 16px; margin-block: 24px 12px; }
.arcade-sound { color: var(--rivet-paper-light); }
.arcade-instructions { margin: 0; font-size: .75rem; }
.arcade-stage { position: relative; align-self: center; aspect-ratio: 9/5; overflow: hidden; background: #0b2725; border: 2px solid var(--rivet-paper); box-shadow: 12px 12px 0 rgba(232,166,43,.5); }
.arcade-stage canvas { display: block; width: 100%; height: 100%; touch-action: none; }
.arcade-score { position: absolute; left: 50%; top: 14px; display: flex; gap: 16px; transform: translateX(-50%); color: var(--rivet-gold); font-family: var(--rivet-sans); font-size: 1.7rem; font-weight: 900; }
.arcade-score i { font-style: normal; opacity: .6; }
.arcade-overlay { position: absolute; inset: 0; display: grid; place-content: center; gap: 5px; text-align: center; background: rgba(11,39,37,.58); pointer-events: none; transition: opacity .2s ease; }
.arcade-overlay strong { font-family: var(--rivet-display); font-size: 2.2rem; }
.arcade-overlay span { font-size: .8rem; font-weight: 750; text-transform: uppercase; }
.arcade-hero.is-playing .arcade-overlay { opacity: 0; }

/* Quizzes */
.rivet-quiz { margin-block: 2em; padding: clamp(22px, 4vw, 42px); background: var(--rivet-paper); border: 1px solid var(--rivet-teal); font-family: var(--rivet-sans); }
.quiz-question { margin-bottom: 34px; padding-bottom: 34px; border-bottom: 1px solid var(--rivet-rule); }
.quiz-question h2 { margin-top: 0; font-size: 1.8rem; }
.quiz-question button, .quiz-result button { display: block; width: 100%; margin-top: 10px; padding: 14px 16px; text-align: left; background: var(--rivet-paper-light); border: 1px solid var(--rivet-rule); cursor: pointer; }
.quiz-question button:hover, .quiz-question button:focus-visible { border-color: var(--rivet-teal); }
.quiz-question button.is-correct { color: white; background: var(--rivet-teal); }
.quiz-question button.is-wrong { color: white; background: var(--rivet-brick); }
.quiz-question button:disabled { cursor: default; }
.quiz-explanation { display: none; margin-top: 14px; color: var(--rivet-muted); font-size: .9rem; }
.quiz-question.is-answered .quiz-explanation { display: block; }
.quiz-result { padding: 24px; color: var(--rivet-paper-light); background: var(--rivet-teal); text-align: center; }
.quiz-result button { width: auto; margin-inline: auto; color: var(--rivet-ink); background: var(--rivet-gold); }

/* Footer */
.site-footer { padding-block: 52px 24px; color: var(--rivet-paper-light); background: var(--rivet-ink); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr .7fr; gap: 48px; }
.footer-brand { display: inline-block; margin-bottom: 12px; font-family: var(--rivet-display); font-size: 2rem; font-weight: 900; text-transform: uppercase; }
.footer-grid p { max-width: 440px; color: rgba(244,235,216,.65); }
.site-footer .nav, .footer-actions { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.site-footer a:hover { color: var(--rivet-gold); }
.footer-lower { display: flex; justify-content: space-between; gap: 24px; margin-top: 42px; padding-top: 20px; border-top: 1px solid rgba(244,235,216,.22); color: rgba(244,235,216,.55); font-size: .72rem; }
.footer-lower p { margin: 0; }

/* Responsive */
@media (max-width: 1050px) {
    .lead-layout { grid-template-columns: 1fr; }
    .lead-rail { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; padding-bottom: 20px; }
    .rail-heading { grid-column: 1 / -1; }
    .compact-card { grid-template-columns: 30px 1fr; border-right: 1px solid var(--rivet-rule); border-bottom: 0; padding-right: 18px; }
    .compact-card:last-child { border-right: 0; }
    .story-grid-four { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1.2fr 1fr 1fr; }
}

@media (max-width: 820px) {
    :root { --wrap: min(100% - 30px, 1280px); --article: min(100% - 30px, 760px); }
    .utility-bar { display: none; }
    .masthead { grid-template-columns: 44px 1fr 44px; min-height: 82px; }
    .masthead-brand { grid-column: 2; justify-self: center; font-size: clamp(2rem, 10vw, 4rem); }
    .masthead-brand img { max-width: 250px; max-height: 56px; }
    .nav-toggle { display: block; }
    .masthead-actions .text-action { display: none; }
    .masthead-actions .button { width: 42px; min-height: 42px; padding: 0; color: transparent; overflow: hidden; }
    .masthead-actions .button::after { content: "+"; color: var(--rivet-ink); font-size: 1.5rem; }
    .primary-navigation { display: none; }
    .primary-navigation.is-open { display: block; }
    .nav-inner { align-items: stretch; flex-direction: column; padding-block: 18px; }
    .primary-navigation .nav { flex-direction: column; align-items: center; gap: 16px; }
    .mobile-subscribe { display: block; margin-top: 20px; padding: 10px; background: var(--rivet-gold); text-align: center; font-weight: 800; }
    .lead-story { grid-template-columns: 1fr; }
    .lead-image { aspect-ratio: 16/10; }
    .lead-story h1 { font-size: clamp(2.5rem, 11vw, 4.7rem); }
    .story-grid-three { grid-template-columns: repeat(2, 1fr); }
    .briefing-grid { grid-template-columns: 1fr; }
    .briefing-card { min-height: 0; }
    .newsletter-panel { grid-template-columns: 1fr; }
    .split-sections { grid-template-columns: 1fr; }
    .arcade-hero { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid > div:first-child { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
    .home-page { padding-top: 20px; }
    .lead-layout { gap: 20px; }
    .lead-story-copy { padding: 25px 22px 30px; }
    .lead-rail { display: block; }
    .lead-rail .compact-card { border-right: 0; border-bottom: 1px solid var(--rivet-rule); }
    .section-heading { align-items: start; flex-direction: column; gap: 9px; }
    .story-grid-three, .story-grid-four { grid-template-columns: 1fr; }
    .visual-briefing, .nostalgia-block { width: 100vw; margin-left: calc(50% - 50vw); padding: 26px 15px; }
    .newsletter-panel { width: 100vw; margin-left: calc(50% - 50vw); padding: 30px 20px; }
    .archive-header h1, .collection-hero h1 { font-size: 3.5rem; }
    .author-hero { grid-template-columns: 90px 1fr; gap: 18px; }
    .author-hero img { width: 90px; }
    .article { padding-top: 44px; }
    .article-header { text-align: left; }
    .article-header h1 { font-size: clamp(2.8rem, 15vw, 5rem); }
    .article-deck { margin-left: 0; }
    .article-byline { justify-content: flex-start; }
    .article-feature { width: 100%; margin-top: 28px; }
    .gh-content .kg-width-wide, .gh-content .kg-width-full { width: 100vw; }
    .article-footer { align-items: start; flex-direction: column; }
    .arcade-hero { width: 100vw; margin-left: calc(50% - 50vw); padding: 24px 15px; }
    .arcade-stage { box-shadow: 7px 7px 0 rgba(232,166,43,.5); }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-grid > div:first-child { grid-column: auto; }
    .footer-lower { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}