:root{--ink:#12102a;--ink-2:#1e1b3a;--ink-3:#2a2650;--line:#3a3568;--gold:#ffd23f;--magenta:#ff5d8f;--mint:#3ddc97;--coral:#ff5252;--cyan:#4cc9f0;--text:#eceafb;--text-dim:#a29dd6;--text-faint:#6c67a0;--w-add:#ffd23f;--w-sub:#ff5d8f;--w-mul:#4cc9f0;--w-div:#3ddc97;--w-mix:#c77dff;--fs-hud:clamp(.72rem, 1.6vw, .85rem);--fs-body:clamp(.95rem, 2vw, 1.05rem);--fs-lead:clamp(1.1rem, 2.6vw, 1.4rem);--fs-big:clamp(3rem, 12vw, 6.5rem);--fs-title:clamp(2.2rem, 8vw, 4.5rem);--radius:18px;--shadow:0 18px 50px -20px #000000b3;--mono:ui-monospace, "SF Mono", "Cascadia Code", "Roboto Mono", Menlo, monospace;--round:ui-rounded, "SF Pro Rounded", "Segoe UI", system-ui, "Helvetica Neue", sans-serif}*{box-sizing:border-box}button,.node,.key,.navtab,.av-card,.chip.avatar,.chip.help,.chip.lang{touch-action:manipulation;-webkit-tap-highlight-color:transparent}html,body{background:radial-gradient(1200px 700px at 50% -10%, #221e48 0%, transparent 60%), 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