:root{--font-display:'EB Garamond',Georgia,serif;--font-sans:'Manrope',-apple-system,BlinkMacSystemFont,sans-serif;--font-mono:'JetBrains Mono',ui-monospace,SFMono-Regular,monospace;--spacing-xs:clamp(0.5rem,1vw,0.75rem);--spacing-sm:clamp(0.75rem,1.5vw,1.25rem);--spacing-md:clamp(1.5rem,3vw,2.5rem);--spacing-lg:clamp(3rem,6vw,5rem);--spacing-xl:clamp(4.5rem,9vw,8rem);--container-max:1300px;--measure:68ch;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--ease-out:cubic-bezier(0.23,1,0.32,1);--ease-smooth:cubic-bezier(0.16,1,0.3,1);--dur-press:160ms;--dur-hover:200ms;--dur-panel:250ms;--dur-reveal:600ms;--transition:var(--dur-hover) var(--ease-out);--transition-slow:var(--dur-reveal) var(--ease-smooth)}:root,[data-theme="dark"]{color-scheme:dark;--bg-primary:oklch(0.13 0.008 75);--bg-secondary:oklch(0.16 0.01 75);--bg-elevated:oklch(0.19 0.012 75);--text-primary:oklch(0.94 0.006 75);--text-secondary:oklch(0.65 0.008 75);--text-muted:oklch(0.58 0.008 75);--border:oklch(0.24 0.01 75);--border-strong:oklch(0.32 0.012 75);--accent:oklch(0.72 0.12 260);--accent-dim:oklch(0.26 0.04 80);--accent-text:var(--accent);--bg-header:rgba(13,13,12,0.85);--code-bg:oklch(0.17 0.01 75);--shadow:0 1px 2px rgba(0,0,0,0.4),0 8px 24px rgba(0,0,0,0.28);--status-online:oklch(0.78 0.13 155);--status-offline:oklch(0.72 0.15 25);--btn-primary-hover-text:var(--bg-primary);--btn-demo-hover-text:var(--bg-primary);--user-chat-text:var(--bg-primary)}[data-theme="light"]{color-scheme:light;--bg-primary:oklch(0.97 0.006 80);--bg-secondary:oklch(0.94 0.008 80);--bg-elevated:oklch(0.99 0.004 80);--text-primary:oklch(0.16 0.01 75);--text-secondary:oklch(0.45 0.008 75);--text-muted:oklch(0.52 0.008 80);--border:oklch(0.88 0.006 80);--border-strong:oklch(0.8 0.008 80);--accent:oklch(0.42 0.15 260);--accent-dim:oklch(0.92 0.04 75);--accent-text:oklch(0.45 0.12 75);--bg-header:rgba(247,245,242,0.85);--code-bg:oklch(0.93 0.008 80);--shadow:0 1px 2px rgba(20,18,15,0.06),0 8px 24px rgba(20,18,15,0.08);--status-online:oklch(0.5 0.14 155);--status-offline:oklch(0.55 0.18 25);--btn-primary-hover-text:var(--bg-primary);--btn-demo-hover-text:var(--bg-primary);--user-chat-text:var(--bg-primary)}