.header[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:100;background:hsl(var(--bg-canvas-raw) / .88);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-subtle)}.header-container[data-astro-cid-3ef6ksr2]{max-width:1200px;margin:0 auto;padding:.75rem 1.25rem;display:flex;align-items:center;justify-content:space-between;gap:1rem}.brand-link[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;gap:.625rem;text-decoration:none;font-weight:800;font-size:1.25rem;color:var(--text-primary);letter-spacing:-.02em}.brand-status-dot[data-astro-cid-3ef6ksr2]{width:10px;height:10px;border-radius:50%;background-color:var(--accent-emerald);box-shadow:0 0 10px var(--accent-emerald);animation:pulseGlow 2.5s infinite ease-in-out}@keyframes pulseGlow{0%,to{opacity:.8;transform:scale(1)}50%{opacity:1;transform:scale(1.15)}}.brand-highlight[data-astro-cid-3ef6ksr2]{color:var(--accent-emerald)}.brand-tld[data-astro-cid-3ef6ksr2]{color:var(--text-muted);font-size:.95rem;font-weight:600}.nav-desktop[data-astro-cid-3ef6ksr2]{display:none;align-items:center;gap:.5rem}@media(min-width:860px){.nav-desktop[data-astro-cid-3ef6ksr2]{display:flex}}.nav-link[data-astro-cid-3ef6ksr2]{font-size:.875rem;font-weight:600;color:var(--text-secondary);padding:.5rem .875rem;border-radius:var(--radius-sm);text-decoration:none;transition:color .15s ease,background-color .15s ease,box-shadow .15s ease}.nav-link[data-astro-cid-3ef6ksr2]:hover{color:var(--text-primary);background:var(--bg-surface-elevated);text-decoration:none}.nav-link[data-astro-cid-3ef6ksr2].active{color:#fff;background:hsl(var(--bg-surface-elevated-raw) / .8);box-shadow:var(--shadow-inset-top)}.header-actions[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:.5rem}.header-btn[data-astro-cid-3ef6ksr2]{min-height:38px;padding:.375rem .875rem;background:var(--bg-surface-elevated);color:var(--text-primary);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);font-size:.8125rem;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:.375rem;box-shadow:var(--shadow-inset-top);transition:border-color .15s ease,background-color .15s ease}.header-btn[data-astro-cid-3ef6ksr2]:hover{border-color:var(--text-secondary);background:#394960}.study-count-badge[data-astro-cid-3ef6ksr2]{display:none;align-items:center;justify-content:center;min-width:18px;height:18px;padding:0 4px;background:var(--accent-emerald);color:#042f2e;font-size:.7rem;font-weight:800;border-radius:var(--radius-pill);font-variant-numeric:tabular-nums}.mobile-menu-toggle[data-astro-cid-3ef6ksr2]{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:4px;width:40px;height:40px;background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);cursor:pointer;padding:8px}@media(min-width:860px){.mobile-menu-toggle[data-astro-cid-3ef6ksr2]{display:none}}.hamburger-bar[data-astro-cid-3ef6ksr2]{width:18px;height:2px;background-color:var(--text-primary);border-radius:2px;transition:transform .2s,opacity .2s}.mobile-nav[data-astro-cid-3ef6ksr2]{border-top:1px solid var(--border-subtle);background:var(--bg-surface);padding:1rem 1.25rem}.mobile-nav-links[data-astro-cid-3ef6ksr2]{display:flex;flex-direction:column;gap:.5rem}.mobile-nav-link[data-astro-cid-3ef6ksr2]{font-size:.95rem;font-weight:600;color:var(--text-secondary);padding:.625rem .875rem;border-radius:var(--radius-sm);text-decoration:none}.mobile-nav-link[data-astro-cid-3ef6ksr2]:hover,.mobile-nav-link[data-astro-cid-3ef6ksr2].active{color:#fff;background:var(--bg-surface-elevated);text-decoration:none}.footer[data-astro-cid-sz7xmlte]{background-color:var(--bg-surface);border-top:1px solid var(--border-subtle);padding-top:3.5rem;margin-top:auto;color:var(--text-secondary);font-size:.875rem;position:relative;z-index:10}.footer-grid[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:1fr;gap:2.5rem;padding-bottom:3rem}@media(min-width:640px){.footer-grid[data-astro-cid-sz7xmlte]{grid-template-columns:repeat(2,1fr)}}@media(min-width:1024px){.footer-grid[data-astro-cid-sz7xmlte]{grid-template-columns:1.8fr 1fr 1fr 1fr}}.footer-brand[data-astro-cid-sz7xmlte]{display:flex;align-items:center;gap:.5rem;font-size:1.25rem;font-weight:800;color:var(--text-primary);margin-bottom:.75rem}.brand-status-dot[data-astro-cid-sz7xmlte]{width:8px;height:8px;border-radius:50%;background-color:var(--accent-emerald);box-shadow:0 0 8px var(--accent-emerald)}.brand-highlight[data-astro-cid-sz7xmlte]{color:var(--accent-emerald)}.footer-desc[data-astro-cid-sz7xmlte]{font-size:.825rem;line-height:1.6;color:var(--text-muted);margin-bottom:1rem}.footer-badge-list[data-astro-cid-sz7xmlte]{display:flex;flex-wrap:wrap;gap:.5rem}.badge-item[data-astro-cid-sz7xmlte]{font-size:.725rem;font-family:var(--font-mono);color:var(--text-secondary);background:var(--bg-surface-elevated);padding:.25rem .5rem;border-radius:var(--radius-sm);border:1px solid var(--border-subtle)}.footer-heading[data-astro-cid-sz7xmlte]{font-size:.95rem;font-weight:700;color:var(--text-primary);margin-bottom:1rem;letter-spacing:-.01em}.footer-links[data-astro-cid-sz7xmlte]{list-style:none;display:flex;flex-direction:column;gap:.625rem}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--text-secondary);text-decoration:none;transition:color .15s ease;font-size:.85rem}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--accent-emerald);text-decoration:underline}.footer-bottom[data-astro-cid-sz7xmlte]{border-top:1px solid var(--border-subtle);padding:1.25rem 0;background:hsl(var(--bg-canvas-raw) / .5)}.footer-bottom-flex[data-astro-cid-sz7xmlte]{display:flex;flex-direction:column;gap:.75rem;align-items:center;justify-content:space-between;font-size:.775rem;color:var(--text-muted)}@media(min-width:768px){.footer-bottom-flex[data-astro-cid-sz7xmlte]{flex-direction:row}}.footer-meta-links[data-astro-cid-sz7xmlte]{display:flex;align-items:center;gap:.5rem}.footer-meta-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--text-muted);text-decoration:none}.footer-meta-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--text-primary)}.sep[data-astro-cid-sz7xmlte]{opacity:.4}.noise-glow-wrapper[data-astro-cid-ybsmtoow]{position:fixed;top:0;left:0;width:100vw;height:100vh;pointer-events:none;z-index:0;overflow:hidden}.glow-spotlight[data-astro-cid-ybsmtoow]{position:absolute;border-radius:50%;filter:blur(120px);opacity:.12;transform:translateZ(0)}.glow-emerald[data-astro-cid-ybsmtoow]{top:-15%;left:15%;width:650px;height:650px;background:radial-gradient(circle,hsl(160 84% 39%) 0%,transparent 70%)}.glow-cyan[data-astro-cid-ybsmtoow]{top:35%;right:-10%;width:700px;height:700px;background:radial-gradient(circle,hsl(189 94% 43%) 0%,transparent 70%)}.glow-amber[data-astro-cid-ybsmtoow]{bottom:-10%;left:30%;width:600px;height:600px;background:radial-gradient(circle,hsl(38 92% 50%) 0%,transparent 70%);opacity:.08}.noise-overlay[data-astro-cid-ybsmtoow]{position:absolute;top:0;left:0;width:100%;height:100%;opacity:.8}:root{--bg-canvas-raw: 222 47% 11%;--bg-surface-raw: 217 33% 17%;--bg-surface-elevated-raw: 215 28% 24%;--bg-card-raw: 215 25% 20%;--border-subtle-raw: 215 25% 28%;--border-focus-raw: 160 84% 39%;--bg-canvas: hsl(var(--bg-canvas-raw));--bg-surface: hsl(var(--bg-surface-raw));--bg-surface-elevated: hsl(var(--bg-surface-elevated-raw));--bg-card: hsl(var(--bg-card-raw));--border-subtle: hsl(var(--border-subtle-raw));--border-focus: hsl(var(--border-focus-raw));--text-primary: hsl(210 40% 98%);--text-secondary: hsl(215 20% 72%);--text-muted: hsl(215 16% 52%);--text-accent: hsl(160 84% 45%);--accent-emerald: hsl(160 84% 39%);--accent-emerald-glow: hsl(160 84% 39% / .15);--accent-cyan: hsl(189 94% 43%);--accent-cyan-glow: hsl(189 94% 43% / .15);--accent-amber: hsl(38 92% 50%);--accent-amber-glow: hsl(38 92% 50% / .15);--accent-rose: hsl(347 87% 60%);--accent-rose-glow: hsl(347 87% 60% / .15);--accent-indigo: hsl(239 84% 67%);--font-heading: "Newsreader", Georgia, -apple-system, sans-serif;--font-display: "Plus Jakarta Sans", -apple-system, sans-serif;--font-body: "Plus Jakarta Sans", -apple-system, sans-serif;--font-mono: "JetBrains Mono", monospace;--text-hero: clamp(2rem, 4vw + .75rem, 3.25rem);--text-h1: clamp(1.75rem, 3.2vw + .5rem, 2.75rem);--text-h2: clamp(1.35rem, 2.2vw + .35rem, 2rem);--text-h3: clamp(1.1rem, 1.4vw + .25rem, 1.45rem);--text-body-lg: clamp(1.05rem, .5vw + .9rem, 1.18rem);--text-body: clamp(.925rem, .2vw + .875rem, 1.025rem);--text-caption: clamp(.75rem, .2vw + .7rem, .85rem);--tracking-tight: -.025em;--tracking-micro: .18em;--shadow-inset-top: inset 0 1px 0 0 hsl(0 0% 100% / .12);--shadow-elevation: 0 4px 20px -2px hsl(222 47% 5% / .6);--shadow-glow-emerald: 0 0 20px hsl(160 84% 39% / .25);--shadow-glow-cyan: 0 0 20px hsl(189 94% 43% / .25);--ease-spring: cubic-bezier(.16, 1, .3, 1);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-pill: 9999px;--touch-target-min: 48px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--font-display);font-size:16px;line-height:1.6;background-color:var(--bg-canvas);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;scroll-behavior:smooth}body{min-height:100vh;display:flex;flex-direction:column;background-color:var(--bg-canvas);color:var(--text-primary);position:relative;overflow-x:hidden}.tabular-nums,table,.metric-value,.code-inline,.formula-block,.timeline-marker{font-variant-numeric:tabular-nums lining-nums}.skip-link{position:absolute;top:-100px;left:1rem;background:var(--accent-emerald);color:#042f2e;padding:.75rem 1.25rem;font-weight:700;border-radius:var(--radius-sm);z-index:9999;transition:top .2s var(--ease-spring);text-decoration:none}.skip-link:focus{top:1rem;outline:3px solid #ffffff;outline-offset:2px}:focus-visible{outline:2px solid var(--border-focus);outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}h1,.h1{font-size:var(--text-h1);font-weight:800;line-height:1.15;letter-spacing:var(--tracking-tight);color:var(--text-primary)}h2,.h2{font-size:var(--text-h2);font-weight:700;line-height:1.25;letter-spacing:var(--tracking-tight);color:var(--text-primary)}h3,.h3{font-size:var(--text-h3);font-weight:600;line-height:1.35;color:var(--text-primary)}p{color:var(--text-secondary);line-height:1.65}a{color:var(--text-accent);text-decoration:none;transition:color .15s ease}a:hover{text-decoration:underline}.micro-badge{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font-mono);font-size:var(--text-caption);text-transform:uppercase;letter-spacing:var(--tracking-micro);font-weight:700;color:var(--accent-emerald);background:var(--accent-emerald-glow);padding:.25rem .75rem;border-radius:var(--radius-pill);border:1px solid hsl(160 84% 39% / .3)}.micro-badge-cyan{color:var(--accent-cyan);background:var(--accent-cyan-glow);border-color:#07b6d54d}.micro-badge-amber{color:var(--accent-amber);background:var(--accent-amber-glow);border-color:#f59f0a4d}.card{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-elevation),var(--shadow-inset-top);transition:border-color .2s var(--ease-spring),transform .2s var(--ease-spring)}.card-elevated{background:var(--bg-surface-elevated);border:1px solid hsl(215 25% 32%);border-radius:var(--radius-md);box-shadow:var(--shadow-inset-top)}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:var(--touch-target-min);padding:.625rem 1.25rem;background:var(--accent-emerald);color:#042f2e;font-weight:700;font-size:.95rem;border-radius:var(--radius-md);border:none;cursor:pointer;box-shadow:0 2px 10px #10b9814d,var(--shadow-inset-top);transition:transform .2s var(--ease-spring),box-shadow .2s ease;text-decoration:none}.btn-primary:hover{transform:translateY(-1px) scale(1.01);box-shadow:0 4px 15px #10b98173;text-decoration:none}.btn-primary:active{transform:scale(.98)}.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:var(--touch-target-min);padding:.5rem 1rem;background:var(--bg-surface-elevated);color:var(--text-primary);font-weight:600;font-size:.875rem;border-radius:var(--radius-sm);border:1px solid var(--border-subtle);cursor:pointer;box-shadow:var(--shadow-inset-top);transition:transform .15s ease,background-color .15s ease,border-color .15s ease;text-decoration:none}.btn-secondary:hover{background:#394960;border-color:var(--text-secondary);text-decoration:none}.btn-secondary:active{transform:scale(.98)}.container{width:100%;max-width:1200px;margin-left:auto;margin-right:auto;padding-left:1.25rem;padding-right:1.25rem}.container-narrow{width:100%;max-width:860px;margin-left:auto;margin-right:auto;padding-left:1.25rem;padding-right:1.25rem}.scene-section{padding-top:clamp(4rem,6vw,7rem);padding-bottom:clamp(4rem,6vw,7rem);position:relative}.scene-hero{padding-top:clamp(2rem,4vw,3.5rem);padding-bottom:clamp(3rem,5vw,5rem)}.direct-answer-box{border-left:3px solid var(--accent-emerald);background:#10b77f14;padding:1.25rem 1.5rem;border-radius:0 var(--radius-md) var(--radius-md) 0;margin-top:1.25rem;margin-bottom:2rem;font-size:var(--text-body-lg);color:var(--text-primary);line-height:1.65}.direct-answer-box strong{color:#fff}@media print{body{background:#fff!important;color:#000!important;font-size:11pt!important;padding:0!important}header,footer,.skip-link,.btn-primary,.btn-secondary,.no-print,.pillar-toggle-group,.history-tape,.omnibox-wrapper{display:none!important}.card,.card-elevated{background:#fff!important;border:1px solid #cbd5e1!important;color:#000!important;box-shadow:none!important;page-break-inside:avoid}.direct-answer-box{border-left:3px solid #000000!important;background:#f8fafc!important;color:#000!important}h1,h2,h3,p,span,td,th{color:#000!important}table{width:100%!important;border-collapse:collapse!important}th,td{border:1px solid #94a3b8!important;padding:6px 10px!important}}