[data-theme=cobalt].landing{background:var(--color-paper);color:var(--color-ink-2);font-family:var(--font-body);min-height:100vh;overflow-x:clip}[data-theme=cobalt] .landing-display{font-family:var(--font-display);letter-spacing:-.025em;color:var(--color-ink);overflow-wrap:anywhere;min-width:0;font-style:normal;font-weight:600}[data-theme=cobalt] .landing-mono-label{font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:.06em;text-transform:uppercase;color:var(--color-ink-3);font-weight:500}[data-theme=cobalt] .landing-hairline{border-color:var(--color-rule)}[data-theme=cobalt] .landing-btn-primary{justify-content:center;align-items:center;gap:var(--space-sm);font-family:var(--font-body);font-size:var(--text-sm);white-space:nowrap;color:var(--color-accent-ink);background:var(--color-accent);border-radius:var(--radius-sm);transition:opacity var(--dur-fast) var(--ease-out);border:1px solid #0000;padding:.625rem 1.125rem;font-weight:500;line-height:1;display:inline-flex}[data-theme=cobalt] .landing-btn-primary:hover{background:var(--color-accent-hover,var(--color-accent));opacity:1}[data-theme=cobalt] .landing-btn-primary:focus-visible{outline:2px solid var(--color-focus);outline-offset:2px}[data-theme=cobalt] .landing-btn-ghost{justify-content:center;align-items:center;gap:var(--space-sm);font-family:var(--font-body);font-size:var(--text-sm);white-space:nowrap;color:var(--color-ink);border:1px solid var(--color-rule);border-radius:var(--radius-sm);transition:border-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);background:0 0;padding:.625rem 1rem;font-weight:500;line-height:1;display:inline-flex}[data-theme=cobalt] .landing-btn-ghost:hover{border-color:var(--color-accent);color:var(--color-accent)}[data-theme=cobalt] .landing-btn-ghost:focus-visible{outline:2px solid var(--color-focus);outline-offset:2px}[data-theme=cobalt] .landing-link{color:var(--color-ink-2);transition:color var(--dur-fast) var(--ease-out);text-decoration:none}[data-theme=cobalt] .landing-link:hover{color:var(--color-accent)}[data-theme=cobalt] .landing-link:focus-visible{outline:2px solid var(--color-focus);outline-offset:2px;border-radius:2px}[data-theme=cobalt] .landing-reveal{opacity:0;transition:opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);transform:translateY(10px)}[data-theme=cobalt] .landing-reveal.is-in,[data-theme=cobalt] .landing-reveal--static{opacity:1;transform:none}[data-theme=cobalt] .landing-code-card{background:var(--color-graphite);border:1px solid var(--color-rule-2);border-radius:var(--radius-md);box-shadow:var(--hm-shadow-sm);font-family:var(--font-mono);font-size:var(--text-sm);color:var(--color-graphite-ink);line-height:1.6;overflow-x:auto}[data-theme=cobalt] .landing-code-card .tok-key{color:var(--color-accent)}[data-theme=cobalt] .landing-code-card .tok-str{color:var(--color-success)}[data-theme=cobalt] .landing-code-card .tok-muted{color:var(--color-graphite-muted)}[data-theme=cobalt] .landing-status-ok{font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:.06em;color:var(--color-accent);font-weight:500}[data-theme=cobalt] .landing-stage-num{font-family:var(--font-mono);font-size:var(--text-sm);letter-spacing:.04em;color:var(--color-accent);font-variant-numeric:tabular-nums;font-weight:500}[data-theme=cobalt] .landing-graphite-band{background:var(--color-graphite);color:var(--color-graphite-ink);border-block:1px solid var(--color-rule-2)}[data-theme=cobalt] .landing-graphite-band .landing-display{color:var(--color-graphite-ink)}[data-theme=cobalt] .landing-graphite-band .sci-hud-label{color:var(--color-accent);text-shadow:var(--sci-neon-glow,none)}[data-theme=cobalt] .landing-graphite-band .sci-hud-label:before,[data-theme=cobalt] .landing-graphite-band .sci-hud-label:after{background:var(--color-accent);box-shadow:var(--sci-neon-glow,none)}[data-theme=cobalt] .landing-graphite-band .landing-graphite-copy{color:var(--color-graphite-muted)}[data-theme=cobalt] .landing-graphite-tile{background:var(--color-graphite);padding:var(--space-lg);min-width:0;text-decoration:none;display:block}[data-theme=cobalt] .landing-graphite-tile:hover{background:var(--color-graphite-hover)}[data-theme=cobalt] .landing-stage-panel{background:var(--color-paper);border-color:var(--color-rule)}@media (prefers-reduced-motion:reduce){[data-theme=cobalt] .landing-reveal{opacity:1;transition:none;transform:none}}[data-theme=cobalt] .home{background:var(--color-paper);min-width:0;color:var(--color-ink-2)}[data-theme=cobalt] .home__section{max-width:var(--page-max);padding-inline:var(--page-gutter);margin-inline:auto}[data-theme=cobalt] .home__eyebrow{font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:.08em;text-transform:uppercase;color:var(--color-accent);align-items:center;gap:.5rem;font-weight:500;display:inline-flex}[data-theme=cobalt] .home-hero__copy{flex-direction:column;gap:1.25rem;min-width:0;min-height:clamp(16rem,38vh,22rem);display:flex}[data-theme=cobalt] .home__headline{font-family:var(--font-display);letter-spacing:-.03em;color:var(--color-ink);max-width:14ch;min-height:3.2em;font-size:clamp(2.25rem,4vw + .5rem,3.5rem);font-weight:600;line-height:1.05}[data-theme=cobalt] .home__headline-accent{color:var(--color-accent)}[data-theme=cobalt] .home__lead{max-width:42ch;font-size:var(--text-lg);color:var(--color-ink-2);line-height:1.65}[data-theme=cobalt] .home__actions{flex-wrap:wrap;gap:.75rem;display:flex}[data-theme=cobalt] .home__stats{flex-wrap:wrap;gap:.5rem 1rem;margin:0;padding:0;list-style:none;display:flex}[data-theme=cobalt] .home__stat{font-size:var(--text-xs);color:var(--color-ink-3);align-items:center;gap:.375rem;display:inline-flex}[data-theme=cobalt] .home__stat-icon{color:var(--color-accent)}[data-theme=cobalt] .home__quick-links{flex-wrap:wrap;gap:.5rem .75rem;margin-top:.25rem;display:flex}[data-theme=cobalt] .home__quick-link{font-size:var(--text-xs);color:var(--color-ink-3);transition:color var(--dur-fast) var(--ease-out);font-weight:500;text-decoration:none}[data-theme=cobalt] .home__quick-link:hover,[data-theme=cobalt] .home__quick-link:focus-visible{color:var(--color-accent)}[data-theme=cobalt] .home-hero{border-bottom:1px solid var(--color-rule);background:radial-gradient(ellipse 70% 55% at 15% 0%, color-mix(in oklch, var(--color-accent) 10%, transparent), transparent 70%), radial-gradient(ellipse 50% 40% at 95% 20%, color-mix(in oklch, var(--color-accent) 6%, transparent), transparent 65%), var(--color-paper);position:relative;overflow:hidden}[data-theme=cobalt] .home-hero__inner{align-items:center;gap:clamp(2rem,4vw,3rem);padding-block:clamp(2.5rem,6vw,4.5rem);display:grid}@media (width>=1024px){[data-theme=cobalt] .home-hero__inner{grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(2rem,4vw,4rem)}}[data-theme=cobalt] .home-preview{flex-direction:column;gap:.75rem;min-width:0;min-height:clamp(14rem,32vh,18rem);display:flex}[data-theme=cobalt] .home-preview__card{border:1px solid var(--color-rule);border-radius:var(--radius-md);background:var(--color-graphite);box-shadow:var(--hm-shadow-md);font-family:var(--font-mono);font-size:11px;line-height:1.55;overflow:hidden}[data-theme=cobalt] .home-preview__card--judge{margin-left:1.5rem}@media (width<=1023px){[data-theme=cobalt] .home-preview__card--judge{margin-left:0}}[data-theme=cobalt] .home-preview__chrome{border-bottom:1px solid color-mix(in oklch, var(--color-rule-2) 40%, transparent);background:color-mix(in oklch, var(--color-graphite-hover) 80%, transparent);align-items:center;gap:.625rem;padding:.5rem .75rem;display:flex}[data-theme=cobalt] .home-preview__dots{gap:.3rem;display:flex}[data-theme=cobalt] .home-preview__dots span{background:var(--color-graphite-muted);opacity:.7;border-radius:50%;width:.45rem;height:.45rem}[data-theme=cobalt] .home-preview__dots span:first-child{background:var(--color-danger);opacity:.85}[data-theme=cobalt] .home-preview__dots span:nth-child(2){background:var(--color-warn);opacity:.85}[data-theme=cobalt] .home-preview__dots span:nth-child(3){background:var(--color-success);opacity:.85}[data-theme=cobalt] .home-preview__title{text-overflow:ellipsis;white-space:nowrap;letter-spacing:.06em;text-transform:uppercase;min-width:0;color:var(--color-graphite-muted);flex:1;font-size:10px;overflow:hidden}[data-theme=cobalt] .home-preview__badge{letter-spacing:.08em;border:1px solid color-mix(in oklch, var(--color-warn) 40%, transparent);color:var(--color-warn);border-radius:2px;flex-shrink:0;padding:.125rem .375rem;font-size:9px}[data-theme=cobalt] .home-preview__badge--ok{border-color:color-mix(in oklch, var(--color-success) 40%, transparent);color:var(--color-success)}[data-theme=cobalt] .home-preview__code{min-height:9.5rem;color:var(--color-graphite-ink);white-space:pre;margin:0;padding:.875rem 1rem;overflow:auto hidden}[data-theme=cobalt] .home-preview__card--judge .home-preview__code{min-height:7.5rem}[data-theme=cobalt] .home-preview__tok-key{color:var(--color-accent)}[data-theme=cobalt] .home-preview__tok-ok{color:var(--color-success)}[data-theme=cobalt] .home-features{padding-block:clamp(3rem,6vw,5rem)}[data-theme=cobalt] .home-features__header{max-width:40ch;margin-bottom:clamp(1.5rem,3vw,2.5rem)}[data-theme=cobalt] .home-section-title{font-family:var(--font-display);letter-spacing:-.025em;color:var(--color-ink);margin-top:.5rem;font-size:clamp(1.5rem,2.5vw + .5rem,2.25rem);font-weight:600;line-height:1.15}[data-theme=cobalt] .home-section-desc{font-size:var(--text-sm);color:var(--color-ink-3);margin-top:.625rem;line-height:1.65}[data-theme=cobalt] .home-features__grid{grid-template-columns:minmax(0,1fr);gap:1rem;display:grid}@media (width>=640px){[data-theme=cobalt] .home-features__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width>=1024px){[data-theme=cobalt] .home-features__grid{grid-template-columns:repeat(4,minmax(0,1fr))}}[data-theme=cobalt] .home-feature-card{border:1px solid var(--color-rule);border-radius:var(--radius-md);background:var(--color-elevated,var(--color-paper));min-height:100%;color:inherit;transition:border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);flex-direction:column;gap:.75rem;padding:1.25rem;text-decoration:none;display:flex}[data-theme=cobalt] .home-feature-card:hover{border-color:color-mix(in oklch, var(--color-accent) 35%, var(--color-rule));box-shadow:var(--hm-shadow-md);transform:translateY(-2px)}[data-theme=cobalt] .home-feature-card__icon{border-radius:var(--radius-sm);background:color-mix(in oklch, var(--color-accent) 12%, var(--color-paper));width:2.25rem;height:2.25rem;color:var(--color-accent);justify-content:center;align-items:center;display:flex}[data-theme=cobalt] .home-feature-card__title{font-family:var(--font-display);font-size:var(--text-base);color:var(--color-ink);font-weight:600}[data-theme=cobalt] .home-feature-card__body{font-size:var(--text-sm);color:var(--color-ink-3);flex:1;line-height:1.6}[data-theme=cobalt] .home-feature-card__link{font-size:var(--text-sm);color:var(--color-accent);font-weight:500}[data-theme=cobalt] .home-steps{border-block:1px solid var(--color-rule);background:var(--color-paper-2);padding-block:clamp(3rem,6vw,5rem)}[data-theme=cobalt] .home-steps__grid{gap:1.25rem;margin-top:clamp(1.5rem,3vw,2.5rem);display:grid}@media (width>=768px){[data-theme=cobalt] .home-steps__grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:1.5rem}}[data-theme=cobalt] .home-step{border:1px solid var(--color-rule);border-radius:var(--radius-md);background:var(--color-paper);padding:1.25rem 1.25rem 1.5rem}[data-theme=cobalt] .home-step__num{font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:.06em;color:var(--color-accent);font-weight:500}[data-theme=cobalt] .home-step__title{font-family:var(--font-display);font-size:var(--text-lg);color:var(--color-ink);margin-top:.625rem;font-weight:600}[data-theme=cobalt] .home-step__body{font-size:var(--text-sm);color:var(--color-ink-3);margin-top:.5rem;line-height:1.65}[data-theme=cobalt] .home-institution{padding-block:clamp(3rem,6vw,5rem)}[data-theme=cobalt] .home-institution__panel{border:1px solid var(--color-rule);border-radius:var(--radius-lg);background:radial-gradient(ellipse 60% 80% at 100% 0%, color-mix(in oklch, var(--color-accent) 8%, transparent), transparent 70%), var(--color-paper-2);gap:1.5rem;padding:clamp(1.5rem,3vw,2.5rem);display:grid}@media (width>=768px){[data-theme=cobalt] .home-institution__panel{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:2rem}}[data-theme=cobalt] .home-institution__actions{flex-wrap:wrap;gap:.75rem;display:flex}[data-theme=cobalt] .home-cta{border-top:1px solid var(--color-rule);padding-block:clamp(3rem,6vw,4.5rem)}[data-theme=cobalt] .home-cta__panel{border:1px solid color-mix(in oklch, var(--color-accent) 25%, var(--color-rule));border-radius:var(--radius-lg);background:color-mix(in oklch, var(--color-accent) 6%, var(--color-paper));flex-direction:column;align-items:flex-start;gap:1.25rem;padding:clamp(1.5rem,3vw,2rem);display:flex}@media (width>=640px){[data-theme=cobalt] .home-cta__panel{flex-direction:row;justify-content:space-between;align-items:center}}[data-theme=cobalt] .home-cta__title{font-family:var(--font-display);letter-spacing:-.02em;color:var(--color-ink);max-width:28ch;font-size:clamp(1.25rem,2vw + .5rem,1.75rem);font-weight:600}[data-theme=cobalt] .home-cta__desc{font-size:var(--text-sm);color:var(--color-ink-3);max-width:40ch;margin-top:.375rem}