.articles-catalog,.article-page{padding-top:28px;padding-bottom:64px}.article-catalog-head{padding:38px 0 32px;max-width:820px}.article-catalog-head h1{font-size:clamp(38px,5.2vw,68px);line-height:1.05;letter-spacing:-.045em;margin:16px 0 24px;text-wrap:balance}.article-catalog-head>p:last-child{font-size:18px;line-height:1.65;color:var(--color-muted);max-width:620px}.article-filters{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 32px;padding:18px;border:1px solid var(--color-border);border-radius:24px;background:var(--color-surface)}.article-filters a,.article-pagination a{padding:12px 18px;border:1px solid var(--color-border);border-radius:14px;color:var(--color-muted);font-size:14px}.article-filters a.is-active,.article-pagination [aria-current]{background:var(--color-accent);border-color:var(--color-accent);color:#fff}.article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.article-card{min-width:0;display:flex;flex-direction:column;border:1px solid var(--color-border);border-radius:26px;overflow:hidden;background:var(--color-surface);color:var(--color-ink);scroll-snap-align:start;transform:translateX(var(--gallery-pull,0px));transition:border-color .2s,box-shadow .2s}.article-card:hover{border-color:var(--color-accent);box-shadow:0 10px 30px #6d5dfb14}.article-card:focus-visible{outline:3px solid var(--color-accent);outline-offset:3px}.article-card__image{aspect-ratio:16/10;overflow:hidden;background:var(--color-surface-soft)}.article-card__image img{width:100%;height:100%;object-fit:cover;transition:transform .45s}.article-card:hover .article-card__image img{transform:scale(1.025)}.article-card__placeholder{display:flex;flex-direction:column;justify-content:center;padding:30px;background:linear-gradient(130deg,#25294f,#6d5dfb);color:white;font-size:60px}.article-card__placeholder span{font-size:13px}.article-card__copy{padding:24px;display:flex;flex-direction:column;gap:16px;flex:1}.article-meta{display:flex;flex-wrap:wrap;gap:8px 14px;align-items:center;font-size:12px;color:var(--color-muted)}.article-meta>span{padding:5px 9px;border-radius:8px;background:var(--color-surface-soft)}.article-card h3{font-size:20px;line-height:1.3;letter-spacing:-.02em;margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.article-card__copy>p{color:var(--color-muted);font-size:14px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin:0}.article-card__link{display:flex;justify-content:space-between;margin-top:auto;padding-top:10px;color:var(--color-accent);font-size:14px;font-weight:600}.article-rail{margin-top:clamp(48px,6vw,80px);margin-bottom:clamp(48px,6vw,80px)}.article-section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:24px}.article-section-head h2{font-size:clamp(28px,3.3vw,44px);line-height:1.15;letter-spacing:-.035em;margin-top:12px;text-wrap:balance}.article-section-head>a{flex-shrink:0;color:var(--color-accent)}.article-track{gap:20px;align-items:stretch}.article-track>.article-card{flex:0 0 calc((100% - 40px)/3.1)}.article-pagination{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px}.article-empty{padding:40px;border-radius:26px;background:var(--color-surface);border:1px solid var(--color-border)}.article-empty p{margin:16px 0 26px;color:var(--color-muted)}.article-hero{max-width:920px;margin:44px auto 32px}.article-hero h1{font-size:clamp(34px,4.6vw,60px);line-height:1.1;letter-spacing:-.04em;margin:22px 0;text-wrap:balance;overflow-wrap:anywhere}.article-lead{font-size:clamp(17px,1.7vw,21px);line-height:1.65;color:var(--color-muted)}.article-author{font-size:14px;margin-top:24px;color:var(--color-muted)}.article-cover{max-width:1040px;margin:0 auto 42px;border-radius:30px;overflow:hidden;background:var(--color-surface-soft)}.article-cover img{width:100%;height:auto;display:block}.article-layout{display:grid;grid-template-columns:260px minmax(0,780px);gap:48px;justify-content:center;align-items:start}.article-toc{position:sticky;top:var(--anchor-clearance,130px);padding:22px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:24px;max-height:calc(100vh - var(--anchor-clearance,130px) - 24px);overflow:auto;scrollbar-width:thin;scrollbar-color:var(--color-accent) transparent}.article-toc summary{font-weight:600;cursor:pointer}.article-toc nav{display:flex;flex-direction:column;gap:15px;margin-top:22px}.article-toc a{font-size:13px;line-height:1.5;color:var(--color-muted)}.article-toc a:hover{color:var(--color-accent)}.article-toc .level-3{padding-left:12px}.article-layout:not(:has(.article-toc)){grid-template-columns:minmax(0,780px)}.article-prose{min-width:0;font-size:17px;line-height:1.8;color:var(--color-ink);overflow-wrap:anywhere}.article-prose>p{margin:0 0 24px}.article-prose h2{font-size:clamp(26px,2.8vw,36px);line-height:1.25;letter-spacing:-.025em;margin:44px 0 20px;scroll-margin-top:var(--anchor-clearance,140px)}.article-prose h3{font-size:23px;line-height:1.35;margin:30px 0 16px;scroll-margin-top:var(--anchor-clearance,140px)}.article-prose>h2:first-child,.article-prose>h3:first-child{margin-top:0}.article-prose ul,.article-prose ol{padding-left:26px;margin:0 0 26px;list-style:revert}.article-prose li{margin:8px 0}.article-prose a{color:var(--color-accent);text-decoration:underline;text-underline-offset:4px}.article-prose blockquote{border-left:3px solid var(--color-accent);border-radius:0 20px 20px 0;background:var(--color-surface-soft);padding:24px 28px;margin:30px 0}.article-prose img{max-width:100%;width:auto;height:auto;display:block;border-radius:22px;margin:28px auto}.article-prose hr{border:0;border-top:1px solid var(--color-border);margin:36px 0}.article-prose pre{overflow:auto;padding:22px;border:1px solid var(--color-border);border-radius:20px;background:var(--color-surface-soft);font-size:14px;white-space:pre}.article-prose code{font-size:.9em;background:var(--color-surface-soft);padding:2px 5px;border-radius:5px}.article-table{max-width:100%;overflow:auto;border:1px solid var(--color-border);border-radius:20px;margin:28px 0;scrollbar-width:thin;scrollbar-color:var(--color-accent) transparent}.article-table table{border-collapse:collapse;width:100%;min-width:460px;font-size:14px}.article-table th,.article-table td{padding:16px;text-align:left;border-bottom:1px solid var(--color-border)}.article-table th{background:var(--color-surface-soft);font-weight:600}.article-table tr:last-child td{border-bottom:0}.article-service-links{margin-top:44px;padding:28px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:24px}.article-service-links h2{margin:0 0 16px;font-size:27px}.article-service-links p{color:var(--color-muted);font-size:15px;margin-bottom:22px}.article-service-links>div{display:flex;flex-wrap:wrap;gap:12px}.article-service-links a{padding:10px 14px;border-radius:12px;background:var(--color-surface-soft);text-decoration:none;font-size:14px}.article-preview-banner{padding:18px 24px;background:#6d5dfb;color:white;line-height:1.6}.article-preview-banner a{margin-left:16px;text-decoration:underline}.article-admin-cover{display:block;max-width:360px;width:100%;max-height:230px;object-fit:cover;border-radius:18px;margin:16px 0}.article-admin-cover[hidden]{display:none}.article-toolbar{display:flex;flex-wrap:wrap;gap:7px;margin:16px 0}.article-toolbar button{padding:9px 12px}.article-writing textarea{font-family:ui-monospace,monospace;line-height:1.7;resize:vertical;min-height:420px}.article-syntax{margin:20px 0}.article-syntax pre{white-space:pre-wrap;line-height:1.7}.article-editor-preview{padding:28px;border:1px solid var(--color-border,#ddd);border-radius:20px;margin-top:20px;--color-ink:#16182a;--color-muted:#687086;--color-surface:#fff;--color-surface-soft:#f8f8fc;--color-border:#e1e4ee;--color-accent:#6d5dfb}.article-editor .savebar>div:last-child{display:flex;flex-wrap:wrap;gap:14px;align-items:center}.article-editor-preview[hidden]{display:none}
@media(max-width:1000px){.article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-track>.article-card{flex-basis:44%}.article-layout{grid-template-columns:1fr;gap:28px;max-width:780px;margin:auto}.article-toc{position:static;max-height:none}.article-toc nav{display:grid;grid-template-columns:1fr 1fr}.article-hero{margin-top:30px}}
@media(max-width:600px){.article-grid{grid-template-columns:1fr;gap:20px}.article-track>.article-card{flex-basis:88%}.article-card__copy{padding:20px}.article-section-head{align-items:start;flex-direction:column;gap:16px}.article-catalog-head{padding:26px 0}.article-filters{padding:12px;border-radius:20px}.article-filters a{padding:10px 12px}.article-hero h1{font-size:34px}.article-cover{border-radius:22px;margin-bottom:28px}.article-toc nav{grid-template-columns:1fr}.article-prose{font-size:16px}.article-prose blockquote{padding:20px}.article-service-links{padding:22px}.article-empty{padding:26px}.articles-catalog,.article-page{padding-top:18px;padding-bottom:40px}}
@media(prefers-reduced-motion:reduce){.article-card,.article-card__image img{transition:none}}
/* Fade only the edges; masking the scroll layer can drop raster tiles on theme changes. */
.article-viewport{position:relative;min-width:0}
.article-viewport::before,.article-viewport::after{content:"";position:absolute;top:0;bottom:12px;z-index:1;pointer-events:none}
.article-viewport::before{left:0;width:var(--review-fade-left,0px);background:linear-gradient(to right,var(--color-page),transparent)}
.article-viewport::after{right:0;width:var(--review-fade-right,0px);background:linear-gradient(to left,var(--color-page),transparent)}
.article-track{-webkit-mask-image:none;mask-image:none;touch-action:pan-y pinch-zoom}

.article-service-links a{display:inline-flex;align-items:center;gap:6px;box-shadow:inset 0 0 0 1px transparent;transition:transform .2s ease,background-color .2s ease,box-shadow .2s ease}
.article-service-arrow{display:inline-block;flex-shrink:0;transition:transform .2s ease}
@media(hover:hover) and (pointer:fine){
.article-service-links a:hover{transform:translateY(-2px);background:color-mix(in srgb,var(--color-accent) 14%,var(--color-surface-soft));box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--color-accent) 55%,transparent),0 6px 18px #6d5dfb22;text-decoration:none}
.article-service-links a:hover .article-service-arrow{transform:translate(2px,-2px)}
}
.article-service-links a:focus-visible{outline:2px solid var(--color-accent);outline-offset:3px;background:color-mix(in srgb,var(--color-accent) 14%,var(--color-surface-soft))}
.article-service-links a:active{transform:translateY(0) scale(.98);background:color-mix(in srgb,var(--color-accent) 20%,var(--color-surface-soft))}
@media(prefers-reduced-motion:reduce){.article-service-links a,.article-service-arrow{transition:none}.article-service-links a:hover,.article-service-links a:active,.article-service-links a:hover .article-service-arrow{transform:none}}
/* The article overlay and scroll viewport must share the exact horizontal bounds. */
.article-viewport>.article-track{margin-inline:0;padding-inline:0;scroll-padding-inline:0}

/* Topics stay on one line; edge hints only appear when more topics exist. */
.article-filter-frame{margin:0 0 32px;padding:18px;border:1px solid var(--color-border);border-radius:24px;background:var(--color-surface);isolation:isolate;overflow:hidden}
.article-filter-frame .article-filters{flex-wrap:nowrap;overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:none;margin:0;padding:3px 0;border:0;border-radius:0;background:transparent;scroll-padding-inline:32px}
.article-filter-frame .article-filters::-webkit-scrollbar{display:none}
.article-filter-frame .article-filters a{flex:none;white-space:nowrap}
.article-filter-frame::before,.article-filter-frame::after{content:"";position:absolute;top:1px;bottom:1px;width:48px;z-index:1;pointer-events:none;opacity:0;transition:opacity .24s ease}
.article-filter-frame::before{left:0;background:linear-gradient(to right,var(--color-surface) 35%,transparent)}
.article-filter-frame::after{right:0;background:linear-gradient(to left,var(--color-surface) 35%,transparent)}
.article-filter-frame.has-left::before,.article-filter-frame.has-right::after{opacity:1}
.article-filter-frame>.portfolio-filter-arrow{display:flex;position:absolute;top:0;bottom:0;width:24px;align-items:center;justify-content:center;padding:0;border:0;color:var(--color-accent);background:transparent;z-index:2;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .24s ease,visibility .24s}
.article-filter-frame>.is-prev{left:3px}.article-filter-frame>.is-next{right:3px}
.article-filter-frame.has-left>.is-prev,.article-filter-frame.has-right>.is-next{opacity:1;visibility:visible;pointer-events:auto}
.article-filter-frame>.portfolio-filter-arrow span{font-size:28px;line-height:1;animation:filter-hint-right 1.8s ease-in-out infinite}
.article-filter-frame>.is-prev span{animation-name:filter-hint-left}
.article-filter-frame a:focus-visible{outline:2px solid var(--color-accent);outline-offset:-2px}
@media(max-width:600px){.article-filter-frame{padding:12px;border-radius:20px}}
@media(prefers-reduced-motion:reduce){.article-filter-frame::before,.article-filter-frame::after,.article-filter-frame>.portfolio-filter-arrow{transition:none}.article-filter-frame>.portfolio-filter-arrow span{animation:none}}