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35;--c-black:42 38 32;--c-neutral-900:42 38 32}:root[data-theme=light][data-light=arctic]{color-scheme:light;--surface-canvas:#f4f7fb;--surface-canvas-top:#f9fbfe;--surface-raised:#ffffff;--surface-raised-soft:#eef3f9;--surface-sunken:#e6edf5;--surface-overlay:#ffffff;--surface-card:#ffffff;--surface-card-hover:#f7fafd;--surface-glass:rgb(255 255 255/0.8);--surface-hero-card:#ffffff;--text-primary:#0f1826;--text-secondary:#45536a;--text-tertiary:#606e87;--text-disabled:#9aa6ba;--text-inverse:#ffffff;--text-placeholder:#606e87;--border-subtle:#e4eaf3;--border-default:#cdd7e6;--border-control:#8593aa;--border-strong:#6b7994;--interaction-hover:#eef3fb;--interaction-active:#e4ecf7;--interaction-selected:#dfeafe;--accent:#2a63cf;--accent-bright:#3f7ce0;--accent-deep:#1e4ea6;--accent-contrast:#ffffff;--accent-2:#4f93de;--accent-rgb:42 99 207;--accent-bright-rgb:63 124 224;--accent-2-rgb:79 147 222;--brand-primary:#2a63cf;--brand-hover:var(--accent-bright);--brand-active:var(--accent-deep);--brand-subtle:#e6eefc;--brand-muted:#c6d8f6;--brand-border:#1e4ea6;--focus-ring:#2a63cf;--brand-wordmark-from:var(--accent-deep);--brand-wordmark-to:var(--accent);--accent-gradient:linear-gradient(135deg,var(--accent) 0%,var(--accent-bright) 60%,var(--accent-deep) 100%);--accent-flow:linear-gradient(90deg,transparent 0%,var(--accent) 35%,var(--accent-bright) 65%,transparent 100%);--accent-glow-soft:0 0 0 1px rgb(var(--accent-rgb)/0.28),0 6px 18px rgb(var(--accent-rgb)/0.20);--nexia-x-gradient:linear-gradient(135deg,var(--accent-deep) 0%,var(--accent) 55%,var(--accent-bright) 100%);--hero-graph-node:rgb(var(--accent-rgb)/0.28);--hero-graph-accent:rgb(var(--accent-2-rgb)/0.20);--hero-vignette:radial-gradient(circle at 64% 42%,rgb(var(--accent-rgb)/0.08),transparent 44%);--hero-node-solid:var(--accent);--hero-accent-solid:var(--accent-2);--graph-source:var(--accent);--shadow-rgb:18 34 66;--c-black:15 24 38;--c-neutral-900:15 24 38}:root,:root[data-theme=dark]{--ui-heading:var(--text-primary);--ui-body:var(--text-secondary);--ui-caption:var(--text-tertiary);--ds-text-gray:var(--text-secondary);--ds-text-gray-strong:var(--text-primary);--fg-disabled:var(--text-disabled);--ds-border:var(--border-default);--ds-border-strong:var(--border-strong);--state-hover:var(--interaction-hover);--state-hover-strong:var(--interaction-active);--state-selected:var(--interaction-selected);--row-hover:var(--interaction-hover);--glass-bg:color-mix(in srgb,var(--surface-raised) 86%,transparent);--glass-bg-strong:color-mix(in srgb,var(--surface-raised) 95%,transparent);--glass-border:var(--border-default);--glass-border-strong:var(--border-default);--sidebar-panel:color-mix(in srgb,var(--surface-raised) 92%,transparent);--sidebar-scrim:rgb(0 0 0/0.32);--sidebar-shadow:var(--shadow-depth);--nexia-panel:var(--assistant-panel-bg);--nexia-bubble:var(--assistant-bubble-bg);--pro-card-bg-ghost:linear-gradient(180deg,var(--surface-raised-soft) 0%,var(--surface-sunken) 100%);--pro-card-shadow:var(--shadow-card);--pro-group-fade:color-mix(in srgb,var(--text-primary) 4%,transparent);--shadow-glass:var(--shadow-card);--shadow-glow-cyan:var(--shadow-focus);--shadow-glow-blue:var(--shadow-focus);--shadow-glow-soft:var(--shadow-focus)}