:root{--font-display: "DM Serif Display", Georgia, "Times New Roman", serif;--font-body: "Source Sans 3", "Segoe UI", system-ui, sans-serif;--font-mono: "JetBrains Mono", "Cascadia Code", "Fira Code", monospace;--color-primary: #1B3A4B;--color-primary-light: #2D5F7C;--color-primary-lighter: #E8EFF3;--color-accent: #D4852A;--color-accent-hover: #B8711F;--color-accent-light: #FDF3E7;--color-background: #F6F7F9;--color-surface: #FFFFFF;--color-surface-raised: #FFFFFF;--color-text-primary: #1A2332;--color-text-secondary: #5A6B7A;--color-text-on-dark: #F0F3F6;--color-text-on-dark-muted: #94A7B8;--color-border: #D4DAE0;--color-border-strong: #A8B5C0;--color-success: #1A7F4B;--color-success-bg: #E8F5EE;--color-warning: #B8860B;--color-warning-bg: #FEF7E6;--color-error: #C0392B;--color-error-bg: #FCEAE8;--color-neutral: #5A6B7A;--color-neutral-bg: #EDF0F3;--space-unit: 8px;--space-2xs: 4px;--space-xs: 8px;--space-sm: 12px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 48px;--space-3xl: 64px;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 10px;--radius-pill: 9999px;--border-default: 1px solid var(--color-border);--border-strong: 1px solid var(--color-border-strong);--shadow-card: 0 1px 3px rgba(27, 58, 75, .06), 0 1px 2px rgba(27, 58, 75, .04);--shadow-card-hover: 0 4px 12px rgba(27, 58, 75, .1), 0 2px 4px rgba(27, 58, 75, .06);--shadow-header: 0 2px 8px rgba(27, 58, 75, .12);--shadow-dropdown: 0 4px 16px rgba(27, 58, 75, .14);--shadow-inset: inset 0 1px 2px rgba(27, 58, 75, .06);--transition-fast: .12s ease-out;--transition-default: .2s ease-out;--transition-slow: .35s ease-out}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-body);font-size:.9375rem;color:var(--color-text-primary);background:var(--color-background);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh}h1{font-family:var(--font-display);font-size:2.25rem;font-weight:400;color:var(--color-primary);line-height:1.2;letter-spacing:-.01em;margin-bottom:var(--space-lg)}h2{font-family:var(--font-body);font-size:1.5rem;font-weight:600;color:var(--color-text-primary);line-height:1.3;letter-spacing:-.005em}h3{font-family:var(--font-body);font-size:1.125rem;font-weight:600;color:var(--color-text-primary);line-height:1.4}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:var(--font-body)}.appshell[data-astro-cid-mzv7slpb]{position:sticky;top:0;z-index:100;background:var(--color-primary);box-shadow:var(--shadow-header);height:60px}.appshell-inner[data-astro-cid-mzv7slpb]{height:60px;padding:0 var(--space-2xl);display:flex;align-items:center;justify-content:space-between;gap:var(--space-lg)}.appshell-logo[data-astro-cid-mzv7slpb]{flex-shrink:0}.logo-text[data-astro-cid-mzv7slpb]{font-family:var(--font-display);font-size:1.375rem;font-weight:400;color:var(--color-text-on-dark);letter-spacing:.08em;cursor:default}.appshell-center[data-astro-cid-mzv7slpb]{display:flex;align-items:center;gap:var(--space-xl);flex:1;justify-content:center}.perspective-switcher[data-astro-cid-mzv7slpb]{display:flex;align-items:center;gap:var(--space-xs);background:#ffffff14;border-radius:var(--radius-pill);padding:3px 3px 3px var(--space-sm);flex-shrink:0}.switcher-label[data-astro-cid-mzv7slpb]{font-family:var(--font-body);font-size:.75rem;font-weight:400;color:var(--color-text-on-dark-muted);white-space:nowrap;padding-right:var(--space-2xs)}.switcher-option[data-astro-cid-mzv7slpb]{display:block;padding:5px var(--space-md);border-radius:var(--radius-pill);font-family:var(--font-body);font-size:.8125rem;font-weight:600;color:var(--color-text-on-dark-muted);text-decoration:none;transition:background var(--transition-default),color var(--transition-default);white-space:nowrap}.switcher-option[data-astro-cid-mzv7slpb]:hover{color:var(--color-text-on-dark)}.switcher-option[data-astro-cid-mzv7slpb].active{background:var(--color-surface);color:var(--color-primary)}.appshell-nav[data-astro-cid-mzv7slpb]{display:flex;align-items:center;gap:var(--space-lg)}.nav-item[data-astro-cid-mzv7slpb]{font-family:var(--font-body);font-size:.875rem;font-weight:600;letter-spacing:.03em;text-transform:uppercase;color:var(--color-text-on-dark-muted);text-decoration:none;padding-bottom:4px;border-bottom:2px solid transparent;transition:color var(--transition-fast),border-color var(--transition-fast);white-space:nowrap}.nav-item[data-astro-cid-mzv7slpb]:hover{color:var(--color-text-on-dark)}.nav-item[data-astro-cid-mzv7slpb].active{color:var(--color-text-on-dark);border-bottom-color:var(--color-accent)}.appshell-user[data-astro-cid-mzv7slpb]{flex-shrink:0}.user-name[data-astro-cid-mzv7slpb]{font-family:var(--font-body);font-size:.8125rem;font-weight:400;color:var(--color-text-on-dark-muted);white-space:nowrap}