:root{--color-bg-deep:#030305;--color-surface:#14100a;--color-surface-raised:#1e1811;--color-gold:#cab086;--color-gold-hot:#e2d8b9;--color-cyan:#6c8cac;--color-text:#f3f0ea;--color-text-dim:#a1adba;--color-danger:#d9503d;--color-answer-neutral:var(--color-surface-raised);--color-answer-selected:var(--color-gold);--color-answer-correct:#3fa869;--color-answer-wrong:var(--color-danger);--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;--space-6:32px;--space-7:48px;--space-8:64px;--radius-sm:4px;--radius-md:8px;--radius-lg:16px;--radius-pill:999px;--glow-gold:0 0 24px #cab08673;--glow-cyan:0 0 24px #6c8cac66;--shadow-panel:0 8px 32px #00000080;--z-base:0;--z-canvas-fx:10;--z-ui:20;--z-overlay:30;--z-modal:40;--motion-fast:.12s;--motion-base:.24s;--motion-slow:.48s;--motion-ease:cubic-bezier(.22, 1, .36, 1);--motion-ease-overshoot:cubic-bezier(.34, 1.56, .64, 1);--motion-hover-lift:.15s;--motion-digit-roll:.4s;--motion-digit-stagger:50ms;--font-hud:"Barlow Condensed", system-ui, -apple-system, "Segoe UI", sans-serif;--font-body:system-ui, -apple-system, "Segoe UI", sans-serif;--radius-xs:3px;--tier-overlay-opacity:0;--tier-overlay-color:transparent;--text-scale:1}[data-text-size=large]{--text-scale:1.15}[data-tier=tier2]{--tier-overlay-opacity:.25;--tier-overlay-color:var(--color-cyan)}[data-tier=tier3]{--tier-overlay-opacity:.5;--tier-overlay-color:var(--color-gold)}@media (prefers-reduced-motion:reduce){:root{--motion-fast:0s;--motion-base:0s;--motion-slow:0s;--motion-hover-lift:0s;--motion-digit-roll:0s;--motion-digit-stagger:0s}}*,:before,:after{box-sizing:border-box}html,body{height:100%;height:100dvh}html{font-size:calc(16px * var(--text-scale))}body{background:var(--color-bg-deep);color:var(--color-text);-webkit-font-smoothing:antialiased;margin:0;font-family:system-ui,-apple-system,Segoe UI,sans-serif}#app{min-height:100%;z-index:var(--z-ui);position:relative}#fx-canvas{pointer-events:none;z-index:var(--z-canvas-fx);position:fixed;inset:0}.visually-hidden{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}:focus{outline:none}:focus-visible{outline:2px solid var(--color-cyan);outline-offset:2px}.boot-screen{min-height:100vh;justify-content:center;align-items:center;gap:var(--space-4);text-align:center;min-height:100dvh;padding:var(--space-6);flex-direction:column;display:flex}.boot-screen__title{letter-spacing:.08em;color:var(--color-gold-hot);text-shadow:var(--glow-gold);margin:0;font-size:clamp(2rem,6vw,3.5rem)}.boot-screen__status{color:var(--color-cyan);margin:0;font-size:1.1rem}.boot-screen__facts{gap:var(--space-2) var(--space-4);color:var(--color-text-dim);background:var(--color-surface);border-radius:var(--radius-md);padding:var(--space-4) var(--space-6);box-shadow:var(--shadow-panel);grid-template-columns:auto auto;display:grid}.boot-screen__facts dt{text-align:right;font-weight:600}.boot-screen__facts dd{text-align:left;margin:0}.boot-screen__ok{color:var(--color-answer-correct)}.boot-screen__fail{color:var(--color-answer-wrong)}.boot-screen--error{min-height:100vh;min-height:100dvh;color:var(--color-danger);padding:var(--space-6);justify-content:center;align-items:center;display:flex}