.option-btn[data-optnum]::before{content: attr(data-optnum);display: inline-block;margin-right: 0.35em;font-weight: 800;font-size: 1.1em;line-height: 1;color: var(--accent-color, #333);vertical-align: baseline;}.option-btn.correct[data-optnum]::before, .option-btn.incorrect[data-optnum]::before{color: #fff;}#correct-answer-line{display: flex;align-items: flex-start;gap: 8px;margin: 16px 0 0;padding: 12px 14px;border: 1px solid var(--border-color, rgba(0,0,0,.12));border-left: 4px solid var(--correct-color, #1F7A5C);border-radius: 10px;background: rgba(31,122,92,.06);text-align: left;font-family: 'M PLUS Rounded 1c', sans-serif;}#correct-answer-line .cal-label{flex-shrink: 0;padding: 2px 10px;border-radius: 999px;background: var(--correct-color, #1F7A5C);color: #fff;font-size: 0.8125rem;font-weight: 800;line-height: 1.5;}#correct-answer-line .cal-num{flex-shrink: 0;font-size: 1.05rem;font-weight: 800;color: var(--correct-color, #1F7A5C);line-height: 1.4;}#correct-answer-line .cal-text{font-size: 0.98rem;font-weight: 700;line-height: 1.5;color: var(--main-text-color, #23232a);}#conn-recovery-overlay{position: fixed;inset: 0;z-index: 99998;background: rgba(20,20,28,.78);display: none;flex-direction: column;align-items: center;justify-content: center;gap: 14px;color: #fff;padding: 24px;text-align: center;font-family: 'M PLUS Rounded 1c', sans-serif;}#conn-recovery-overlay .cr-spinner{width: 44px;height: 44px;border: 4px solid rgba(255,255,255,.25);border-top-color: #fff;border-radius: 50%;animation: connRecoverySpin .9s linear infinite;}#conn-recovery-overlay .cr-text{font-size: 1.0625rem;font-weight: 700;line-height: 1.7;max-width: 320px;white-space: pre-line;}#conn-recovery-overlay .cr-btn{margin-top: 6px;padding: 12px 22px;min-height: 48px;border: none;border-radius: 10px;background: #fff;color: #23232a;font-size: 1rem;font-weight: 800;font-family: inherit;cursor: pointer;}@keyframes connRecoverySpin{to{transform: rotate(360deg);}}#reliability-toast{position: fixed;left: 50%;bottom: 24px;transform: translateX(-50%);z-index: 99997;max-width: calc(100vw - 32px);padding: 12px 18px;border-radius: 999px;background: rgba(20,20,28,.92);color: #fff;font-size: 0.9375rem;font-weight: 700;line-height: 1.5;font-family: 'M PLUS Rounded 1c', sans-serif;display: none;text-align: center;}