:root{--color-primary:#10239e;--color-primary-hover:#1d39c4;--color-primary-active:#061178;--color-primary-bg:#f0f5ff;--color-primary-border:#10239e66;--background:#fff;--foreground:#1f1f1f;--neon-bg:#0a0f2e;--neon-panel:#101736;--neon-border:#2f6bff;--neon-glow:#2f6bff73;--neon-text:#eaf0ff;--neon-muted:#93a3d1;--option-bg:#1630a8;--option-bg-hover:#1d3cc4;--option-selected:#ff3d8d;--option-selected-glow:#ff3d8d80}*{box-sizing:border-box}html,body{min-height:100vh;margin:0}body{background-color:var(--neon-bg);color:var(--neon-text);font-family:Segoe UI,system-ui,-apple-system,sans-serif;line-height:1.5}#root{justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.quiz-card{width:100%;max-width:560px;box-shadow:0 12px 40px #00000073}.me-row>td{font-weight:600;background:var(--color-primary-bg)!important}.hero-screen{text-align:center;width:100%;max-width:720px;padding:48px 24px}.hero-icon{color:var(--neon-border);filter:drop-shadow(0 0 18px var(--neon-glow));margin-bottom:16px;font-size:64px}.hero-title{text-transform:uppercase;letter-spacing:.08em;color:var(--neon-text);text-shadow:0 0 24px var(--neon-glow);font-size:clamp(1.6rem,4vw,2.6rem);font-weight:700;margin:0 0 12px!important}.hero-subtitle{color:var(--neon-muted);font-size:clamp(1rem,2.5vw,1.35rem);margin:0 0 40px!important}.hero-button{min-width:220px;height:52px;box-shadow:0 0 24px var(--neon-glow);font-size:1.15rem}.welcome-screen{background:var(--neon-panel);border:1px solid var(--neon-border);width:100%;max-width:640px;box-shadow:0 0 40px var(--neon-glow);border-radius:16px;padding:40px 32px}.welcome-title{text-align:center;color:var(--neon-text);text-shadow:0 0 18px var(--neon-glow);margin:0 0 16px!important}.welcome-text{color:var(--neon-muted);text-align:center;font-size:1.05rem;margin-bottom:24px!important}.welcome-params{flex-direction:column;gap:10px;margin:0 0 28px;padding:0;list-style:none;display:flex}.welcome-params li{background:#2f6bff14;border:1px solid #2f6bff66;border-radius:10px;flex-wrap:wrap;gap:6px;padding:12px 16px;display:flex}.welcome-param-label{color:var(--neon-muted)}.welcome-param-value{color:var(--neon-text);font-weight:600}.game-screen{background:var(--neon-panel);border:2px solid var(--neon-border);width:100%;max-width:860px;box-shadow:0 0 48px var(--neon-glow);border-radius:20px;padding:24px 28px 28px}.game-topbar{gap:12px;margin-bottom:20px}.game-progress{color:var(--neon-muted);font-size:1rem;font-weight:600}.game-timer{color:var(--neon-text);font-size:1rem;font-weight:600}.screen-close{border:1px solid var(--neon-border);width:36px;height:36px;color:var(--neon-text);cursor:pointer;background:0 0;border-radius:50%;justify-content:center;align-items:center;transition:background .15s,box-shadow .15s;display:inline-flex}.screen-close:hover:not(:disabled){box-shadow:0 0 12px var(--neon-glow);background:#2f6bff33}.screen-close:disabled{opacity:.5;cursor:not-allowed}.screen-close-row{justify-content:flex-end;margin-bottom:4px;display:flex}.game-question-panel{background:var(--neon-bg);border:2px solid var(--neon-border);color:var(--neon-text);text-align:center;overflow-wrap:break-word;border-radius:14px;margin-bottom:24px;padding:28px 24px;font-size:clamp(1.05rem,2.2vw,1.3rem);font-weight:600;line-height:1.45;box-shadow:inset 0 0 24px #2f6bff40}.game-options{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-bottom:24px;display:grid}@media (width<=640px){.game-options{grid-template-columns:1fr}}.game-option{background:var(--option-bg);width:100%;min-height:72px;color:var(--neon-text);font:inherit;text-align:left;cursor:pointer;border:2px solid #0000;border-radius:12px;align-items:center;gap:12px;padding:14px 16px;font-size:1rem;transition:background .15s,border-color .15s,box-shadow .15s;display:flex}.game-option:hover:not(:disabled):not(.selected){background:var(--option-bg-hover)}.game-option:disabled{cursor:default}.game-option.selected{background:var(--option-selected);border-color:var(--neon-text);box-shadow:0 0 20px var(--option-selected-glow)}.game-option-label{background:#ffffff26;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-weight:700;display:inline-flex}.game-option-text{overflow-wrap:anywhere}.game-next{box-shadow:0 0 24px var(--neon-glow)}