/* Lumina Primera SEO Article System — 2026-09-28 */
.article-page{background:var(--bg);color:var(--text)}
.article-hero{padding:142px 0 62px;border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.article-hero:after{content:"";position:absolute;right:-180px;top:40px;width:540px;height:540px;border-radius:50%;background:radial-gradient(circle,var(--accent-soft),transparent 70%);pointer-events:none}
.article-hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:42px;align-items:center;position:relative;z-index:1}
.article-kicker{display:flex;align-items:center;gap:10px;color:var(--accent);font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase}.article-kicker:before{content:"";width:34px;height:1px;background:var(--accent)}
.article-hero h1{font-size:clamp(54px,6.8vw,96px);line-height:.92;font-weight:400;letter-spacing:-.05em;margin:18px 0 22px;max-width:900px}.article-hero h1 em{color:var(--accent)}
.article-deck{font-size:18px;line-height:1.75;color:var(--muted);max-width:760px}.article-meta{display:flex;gap:10px 18px;flex-wrap:wrap;margin-top:24px;color:var(--muted);font-size:12px}.article-meta span{display:inline-flex;align-items:center;gap:7px}.article-meta span:before{content:"•";color:var(--accent)}
.article-cover{border:1px solid var(--line);border-radius:30px;overflow:hidden;background:var(--surface);box-shadow:var(--shadow);min-height:470px}.article-cover img{width:100%;height:100%;min-height:470px;object-fit:cover}html[data-theme="dark"] .article-cover img{filter:brightness(.82) saturate(.92)}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:64px;align-items:start;padding:76px 0 104px}
.article-body{max-width:820px}.article-body h2{font-size:clamp(36px,4.2vw,56px);line-height:1.02;font-weight:400;letter-spacing:-.035em;margin:62px 0 18px}.article-body h3{font-size:28px;line-height:1.15;font-weight:400;margin:34px 0 12px}.article-body p,.article-body li{font-size:17px;line-height:1.82;color:var(--muted)}.article-body p{margin:0 0 20px}.article-body strong{color:var(--text)}.article-body a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.article-body ul,.article-body ol{padding-left:24px;margin:12px 0 26px}.article-body li{margin:8px 0}.article-body blockquote{margin:34px 0;padding:24px 28px;border-left:2px solid var(--accent);background:var(--surface);border-radius:0 20px 20px 0;font-size:21px;line-height:1.55}.article-body blockquote p{font-size:21px;color:var(--text);margin:0}
.article-callout{margin:30px 0;border:1px solid var(--line);border-radius:24px;background:linear-gradient(135deg,var(--surface),var(--accent-soft));padding:26px}.article-callout b{display:block;color:var(--accent);font-size:11px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:10px}.article-callout h3{margin:0 0 10px;font-size:30px}.article-callout p:last-child{margin-bottom:0}
.article-table{overflow:auto;border:1px solid var(--line);border-radius:22px;margin:26px 0 34px;background:var(--surface)}.article-table table{min-width:620px}.article-table td,.article-table th{padding:16px 18px}.article-table th{background:var(--accent-soft)}
.article-sidebar{position:sticky;top:112px;display:grid;gap:16px}.article-side-card{border:1px solid var(--line);background:var(--surface);border-radius:22px;padding:22px}.article-side-card h3{font-size:24px;font-weight:400;margin:0 0 12px}.article-side-card p{color:var(--muted);font-size:13px;line-height:1.65}.article-toc{display:grid;gap:4px}.article-toc a{padding:9px 0;border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}.article-toc a:hover{color:var(--accent)}
.article-source{font-size:13px;color:var(--muted);border-top:1px solid var(--line);padding-top:18px;margin-top:36px}.article-source a{word-break:break-word}
.article-related{padding:86px 0;border-top:1px solid var(--line);background:var(--surface)}.article-related-grid,.seo-article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.article-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:24px;background:var(--bg);overflow:hidden;transition:.25s ease;min-height:100%}.article-card:hover{transform:translateY(-4px);border-color:var(--accent)}.article-card-media{height:190px;overflow:hidden;background:var(--surface-2)}.article-card-media img{height:100%;object-fit:cover}.article-card-copy{padding:22px;display:flex;flex-direction:column;flex:1}.article-card-copy small{color:var(--accent);text-transform:uppercase;letter-spacing:.13em;font-size:10px;font-weight:700}.article-card-copy h3{font-size:27px;font-weight:400;line-height:1.08;margin:11px 0}.article-card-copy p{font-size:13px;line-height:1.65;color:var(--muted);margin:0}.article-card-copy .read{margin-top:auto;padding-top:18px;font-size:12px;font-weight:700;color:var(--accent)}
.article-cta{padding:74px 0;border-top:1px solid var(--line);background:#0b0906;color:#fff}.article-cta-grid{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}.article-cta h2{font-size:clamp(42px,5.2vw,70px);font-weight:400;line-height:.98;margin:0}.article-cta h2 em{color:#e1bd75}.article-cta p{color:rgba(255,255,255,.64);max-width:700px;line-height:1.7}.article-cta .btn{background:#d8b572;color:#171109;border-color:#d8b572}
.article-breadcrumb{font-size:12px;color:var(--muted);margin-bottom:16px}.article-breadcrumb a{color:var(--muted)}.article-breadcrumb a:hover{color:var(--accent)}
.article-index-hero{padding-bottom:50px}.article-index-intro{max-width:760px}.seo-articles{padding:92px 0;border-top:1px solid var(--line)}.seo-articles .seo-head{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:end;margin-bottom:32px}.seo-articles h2{font-size:clamp(42px,5.2vw,72px);font-weight:400;line-height:.98;margin:12px 0 0}.seo-articles h2 em{color:var(--accent)}.seo-articles .lead{margin:0}
@media(max-width:1000px){.article-hero-grid{grid-template-columns:1fr}.article-cover{min-height:420px}.article-cover img{min-height:420px}.article-layout{grid-template-columns:1fr;gap:34px}.article-sidebar{position:static;grid-template-columns:1fr 1fr}.article-related-grid,.seo-article-grid{grid-template-columns:1fr 1fr}.seo-articles .seo-head{grid-template-columns:1fr}.article-cta-grid{grid-template-columns:1fr}}
@media(max-width:720px){.article-hero{padding:112px 0 46px}.article-hero h1{font-size:clamp(48px,14.2vw,72px)}.article-deck{font-size:16px}.article-cover{min-height:330px;border-radius:24px}.article-cover img{min-height:330px}.article-layout{padding:54px 0 76px}.article-body h2{margin-top:48px}.article-body p,.article-body li{font-size:16px;line-height:1.75}.article-sidebar{grid-template-columns:1fr}.article-related-grid,.seo-article-grid{grid-template-columns:1fr}.article-card-media{height:210px}.article-cta{padding:58px 0}.seo-articles{padding:70px 0}}