/* UBQ Embed Styles — hardened against Elementor overrides */

.quiz-question-block {
    display: flex !important;
    flex-direction: column !important;
    position: relative !important;
    background-color: white !important;
    box-shadow: 0px 2px 3px -1px rgba(0,0,0,0.1), 0px 1px 0px 0px rgba(25,28,33,0.02), 0px 0px 0px 1px rgba(25,28,33,0.08) !important;
    padding: 24px !important;
    border-radius: 14px !important;
    margin: 1.5rem 5px !important;
    font-size: .95rem !important;
    gap: 20px !important;
    font-family: Inter, -apple-system, sans-serif !important;
    color: #1a1a1a !important;
    line-height: 1.6 !important;
}

.quiz-question-block * {
    box-sizing: border-box;
}

.question-number {
    font-size: .95rem !important;
    font-family: Inter, sans-serif !important;
    font-weight: 700 !important;
    letter-spacing: -.02em !important;
    color: #1a1a1a !important;
    margin: 0 0 -10px 0 !important;
    padding: 0 !important;
    background: none !important;
    border: none !important;
}

.quiz-meta-info {
    display: flex !important;
    gap: 6px !important;
    flex-wrap: wrap !important;
}

.quiz-question-block .difficulty-level {
    display: inline-flex !important;
    font-family: Inter, sans-serif !important;
    font-size: .7rem !important;
    background-color: #f5f5f7 !important;
    color: #6b6b6b !important;
    border: none !important;
    padding: 4px 10px !important;
    font-weight: 500 !important;
    line-height: normal !important;
    border-radius: 100px !important;
    margin: 0 !important;
    letter-spacing: -.01em !important;
}

.quiz-question-block .question {
    line-height: 1.8 !important;
    color: #1a1a1a !important;
    font-size: .95rem !important;
    margin: 0 !important;
    padding: 0 !important;
}

/* MCQ Choices */
.ubq-mcq-choices {
    display: flex !important;
    flex-direction: column !important;
    gap: 10px !important;
}

.quiz-question-block .ubq-mcq-choice {
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    padding: 10px 14px !important;
    border: 1.5px solid #ebebeb !important;
    border-radius: 12px !important;
    background: white !important;
    cursor: pointer !important;
    text-align: left !important;
    font-family: Inter, sans-serif !important;
    font-size: .88rem !important;
    line-height: 1.5 !important;
    color: #1a1a1a !important;
    transition: border-color 0.15s, background-color 0.15s, box-shadow 0.15s !important;
    box-shadow: none !important;
    margin: 0 !important;
    width: 100% !important;
    text-decoration: none !important;
}

.quiz-question-block .ubq-mcq-choice:hover {
    border-color: #d0d0d0 !important;
    background: #fafafa !important;
}

.quiz-question-block .ubq-mcq-choice.selected {
    border-color: #0072ff !important;
    background: #f5f9ff !important;
    box-shadow: 0 0 0 1px #0072ff !important;
}

.quiz-question-block .ubq-mcq-choice.correct {
    border-color: #22c55e !important;
    background: #f0fdf4 !important;
    box-shadow: 0 0 0 1px #22c55e !important;
}

.quiz-question-block .ubq-mcq-choice.incorrect {
    border-color: #ef4444 !important;
    background: #fef2f2 !important;
    box-shadow: 0 0 0 1px #ef4444 !important;
}

.quiz-question-block .ubq-mcq-choice.disabled {
    pointer-events: none !important;
    opacity: 0.7 !important;
}

.quiz-question-block .ubq-choice-letter {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 26px !important;
    height: 26px !important;
    min-width: 26px !important;
    border-radius: 50% !important;
    background: #f0f0f0 !important;
    color: #666 !important;
    font-weight: 600 !important;
    font-size: .75rem !important;
    flex-shrink: 0 !important;
    transition: background-color 0.15s, color 0.15s !important;
    border: none !important;
    padding: 0 !important;
    margin: 0 !important;
    line-height: 1 !important;
}

.quiz-question-block .ubq-mcq-choice.selected .ubq-choice-letter {
    background: #0072ff !important;
    color: white !important;
}

.quiz-question-block .ubq-mcq-choice.correct .ubq-choice-letter {
    background: #22c55e !important;
    color: white !important;
}

.quiz-question-block .ubq-mcq-choice.incorrect .ubq-choice-letter {
    background: #ef4444 !important;
    color: white !important;
}

.ubq-choice-text {
    flex: 1 !important;
    color: inherit !important;
}

.ubq-choice-text p {
    margin-block-end: 0px !important;
    line-height: 2 !important;
}

.ubq-multi-hint {
    font-size: .72rem !important;
    color: #999 !important;
    font-style: italic !important;
    margin-top: -4px !important;
}

/* FRQ Parts */
.ubq-frq-parts {
    display: flex !important;
    flex-direction: column !important;
    gap: 16px !important;
}

.ubq-frq-part {
    display: flex !important;
    flex-direction: column !important;
    gap: 8px !important;
}

.ubq-frq-part-header {
    display: flex !important;
    align-items: center !important;
    gap: 10px !important;
}

.ubq-frq-part-label {
    font-weight: 600 !important;
    font-size: .88rem !important;
    color: #1a1a1a !important;
}

.ubq-frq-part-points {
    font-size: .68rem !important;
    background: #f0f7ff !important;
    color: #0072ff !important;
    padding: 3px 9px !important;
    border-radius: 100px !important;
    font-weight: 500 !important;
    border: none !important;
}

.ubq-frq-part-question {
    line-height: 1.7 !important;
    color: #1a1a1a !important;
}

/* Textareas (FRQ + GQ) */
.quiz-question-block .ubq-frq-input,
.quiz-question-block .ubq-gq-input {
    width: 100% !important;
    padding: 12px 14px !important;
    border: 1.5px solid #ebebeb !important;
    border-radius: 12px !important;
    font-family: Inter, sans-serif !important;
    font-size: .88rem !important;
    line-height: 1.6 !important;
    color: #1a1a1a !important;
    resize: vertical !important;
    transition: border-color 0.15s !important;
    box-sizing: border-box !important;
    background: white !important;
    box-shadow: none !important;
}

.quiz-question-block .ubq-frq-input::placeholder,
.quiz-question-block .ubq-gq-input::placeholder {
    color: #aaa !important;
    font-weight: 400 !important;
}

.quiz-question-block .ubq-frq-input:focus,
.quiz-question-block .ubq-gq-input:focus {
    outline: none !important;
    border-color: #0072ff !important;
    box-shadow: 0 0 0 1px #0072ff !important;
}

.quiz-question-block .ubq-frq-input:disabled,
.quiz-question-block .ubq-gq-input:disabled {
    background: #f9f9f9 !important;
    color: #888 !important;
}

/* Actions row */
.ubq-embed-actions {
    display: flex !important;
    align-items: center !important;
    gap: 10px !important;
}

.quiz-question-block .ubq-submit-btn {
    padding: 10px 22px !important;
    border: 1px solid #0053B9 !important;
    border-width: 1px 1px 3px 1px !important;
    border-radius: 100px !important;
    background: #0072ff !important;
    color: white !important;
    font-family: Inter, sans-serif !important;
    font-size: .82rem !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    letter-spacing: -.01em !important;
    transition: border-width 0.2s, background-color 0.2s !important;
    line-height: 1.2 !important;
    box-shadow: none !important;
    text-decoration: none !important;
}

.quiz-question-block .ubq-submit-btn:hover {
    background: #005cd9 !important;
    border-width: 1px 1px 1px 1px !important;
}

.quiz-question-block .ubq-submit-btn:disabled {
    opacity: 0.5 !important;
    cursor: not-allowed !important;
}

.quiz-question-block .ubq-try-again-btn {
    padding: 10px 22px !important;
    border: 1.5px solid #ebebeb !important;
    border-radius: 100px !important;
    background: white !important;
    color: #575757 !important;
    font-family: Inter, sans-serif !important;
    font-size: .82rem !important;
    font-weight: 500 !important;
    cursor: pointer !important;
    letter-spacing: -.01em !important;
    transition: background-color 0.15s !important;
    box-shadow: none !important;
    text-decoration: none !important;
    line-height: 1.2 !important;
}

.quiz-question-block .ubq-try-again-btn:hover {
    background: #f5f5f7 !important;
}

/* Explanation button */
.quiz-question-block .ubq-explanation-btn {
    padding: 10px 22px !important;
    border: 1.5px solid #ebebeb !important;
    border-radius: 100px !important;
    background: white !important;
    color: #575757 !important;
    font-family: Inter, sans-serif !important;
    font-size: .82rem !important;
    font-weight: 500 !important;
    cursor: pointer !important;
    letter-spacing: -.01em !important;
    transition: background-color 0.15s !important;
    box-shadow: none !important;
    text-decoration: none !important;
    line-height: 1.2 !important;
}

.quiz-question-block .ubq-explanation-btn:hover {
    background: #f5f5f7 !important;
}

.quiz-question-block .ubq-explanation-btn:disabled {
    opacity: 0.5 !important;
    cursor: not-allowed !important;
}

/* Explanation content */
.quiz-question-block .ubq-explanation {
    padding: 1px !important;
    background: none !important;
    border: none !important;
    border-radius: 0 !important;
    font-size: .88rem !important;
    line-height: 1.7 !important;
    color: #1a1a1a !important;
    overflow-x: auto !important;
}

.quiz-question-block .ubq-explanation table {
    width: 100% !important;
    border-collapse: collapse !important;
    font-size: .85rem !important;
}

.quiz-question-block .ubq-explanation td,
.quiz-question-block .ubq-explanation th {
    padding: 8px 12px !important;
    border: 1px solid #ebebeb !important;
    vertical-align: top !important;
    text-align: left !important;
}

.quiz-question-block .ubq-explanation th {
    background: #f5f5f7 !important;
    font-weight: 600 !important;
}

/* Waveform spinner */
.ubq-embed-spinner {
    display: none;
    flex-direction: row !important;
    gap: 3px !important;
    align-items: center !important;
    height: 20px !important;
}

.ubq-embed-spinner i {
    display: block !important;
    width: 3px !important;
    height: 20px !important;
    background: #0072ff !important;
    border-radius: 3px !important;
    transform: scaleY(0.4);
    animation: ubq-waveform 1s ease-in-out infinite !important;
    border: none !important;
    padding: 0 !important;
    margin: 0 !important;
}

.ubq-embed-spinner i:nth-child(1) { animation-delay: 0s !important; }
.ubq-embed-spinner i:nth-child(2) { animation-delay: 0.12s !important; }
.ubq-embed-spinner i:nth-child(3) { animation-delay: 0.24s !important; }
.ubq-embed-spinner i:nth-child(4) { animation-delay: 0.36s !important; }
.ubq-embed-spinner i:nth-child(5) { animation-delay: 0.48s !important; }

@keyframes ubq-waveform {
    0%, 100% { transform: scaleY(0.4); opacity: 0.3; }
    50% { transform: scaleY(1); opacity: 1; }
}

/* Feedback */
.quiz-question-block .ubq-embed-feedback {
    padding: 14px 16px !important;
    border-radius: 12px !important;
    font-size: .88rem !important;
    line-height: 1.7 !important;
    margin: 0 !important;
}

.quiz-question-block .ubq-embed-feedback.correct {
    background: #f0fdf4 !important;
    border: 1px solid #bbf7d0 !important;
    color: #166534 !important;
}

.quiz-question-block .ubq-embed-feedback.incorrect {
    background: #fef2f2 !important;
    border: 1px solid #fecaca !important;
    color: #991b1b !important;
}

.quiz-question-block .ubq-embed-feedback.partial {
    background: #fffbeb !important;
    border: 1px solid #fde68a !important;
    color: #92400e !important;
}

.ubq-feedback-score {
    font-weight: 600 !important;
    margin-bottom: 6px !important;
}

.ubq-feedback-text {
    white-space: pre-wrap !important;
}

/* View full question link */
.quiz-question-block .button-link {
    display: none !important;
}

/* Powered by UBQ footer */
.ubq-embed-footer {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 4px !important;
    padding-top: 4px !important;
    border-top: 1px solid #f0f0f0 !important;
    padding-top: 10px !important;
}

.ubq-embed-footer span:not(.ubq-pro-badge) {
    font-size: .7rem !important;
    color: #bbb !important;
    font-weight: 400 !important;
    letter-spacing: -.01em !important;
}

.ubq-embed-footer a {
    font-size: .7rem !important;
    color: #0072ff !important;
    font-weight: 500 !important;
    text-decoration: none !important;
    letter-spacing: -.01em !important;
    transition: opacity 0.15s !important;
    border: none !important;
    background: none !important;
    padding: 0 !important;
    margin: 0 !important;
}

.ubq-embed-footer a:hover {
    opacity: 0.7 !important;
}

/* Credits bar */
.ubq-credits-bar {
    display: none;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    padding: 10px 14px !important;
    background: #f9fafb !important;
    border: 1px solid #f0f0f0 !important;
    border-radius: 12px !important;
    flex-wrap: wrap !important;
}

.ubq-credits-count {
    font-size: .75rem !important;
    color: #666 !important;
    font-weight: 500 !important;
    font-family: Inter, sans-serif !important;
}

.ubq-credits-separator {
    font-size: .75rem !important;
    color: #d0d0d0 !important;
}

.ubq-credits-empty {
    font-size: .75rem !important;
    color: #999 !important;
    font-weight: 500 !important;
    font-family: Inter, sans-serif !important;
}

.quiz-question-block .ubq-go-pro-link {
    font-size: .75rem !important;
    color: #0072ff !important;
    font-weight: 600 !important;
    font-family: Inter, sans-serif !important;
    background: none !important;
    border: none !important;
    padding: 0 !important;
    margin: 0 !important;
    cursor: pointer !important;
    text-decoration: none !important;
    transition: opacity 0.15s !important;
    box-shadow: none !important;
    line-height: 1 !important;
}

.quiz-question-block .ubq-go-pro-link:hover {
    opacity: 0.7 !important;
}

.quiz-question-block .ubq-go-pro-btn {
    font-size: .75rem !important;
    color: white !important;
    font-weight: 600 !important;
    font-family: Inter, sans-serif !important;
    background: #0072ff !important;
    border: 1px solid #0053B9 !important;
    border-width: 1px 1px 2px 1px !important;
    padding: 6px 14px !important;
    margin: 2px 0 0 0 !important;
    border-radius: 100px !important;
    cursor: pointer !important;
    text-decoration: none !important;
    transition: background-color 0.15s, border-width 0.15s !important;
    box-shadow: none !important;
    line-height: 1.2 !important;
    letter-spacing: -.01em !important;
}

.quiz-question-block .ubq-go-pro-btn:hover {
    background: #005cd9 !important;
    border-width: 1px !important;
}

/* Pro badge */
.ubq-embed-footer .ubq-pro-badge {
    display: inline-flex !important;
    align-items: center !important;
    font-size: .6rem !important;
    font-weight: 700 !important;
    font-family: Inter, sans-serif !important;
    color: white !important;
    background: linear-gradient(135deg, #0072ff, #00c6ff) !important;
    padding: 2px 7px !important;
    border-radius: 100px !important;
    letter-spacing: .03em !important;
    line-height: 1.4 !important;
    border: none !important;
    margin: 0 !important;
    box-shadow: none !important;
    cursor: default !important;
    position: relative !important;
}

/* Pro badge tooltip */
.ubq-embed-footer .ubq-pro-badge::after {
    content: attr(data-tooltip) !important;
    position: absolute !important;
    bottom: calc(100% + 6px) !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    background: #1a1a1a !important;
    color: white !important;
    font-size: .65rem !important;
    font-weight: 500 !important;
    padding: 8px 12px !important;
    border-radius: 8px !important;
    white-space: normal !important;
    width: max-content !important;
    max-width: 200px !important;
    text-align: center !important;
    pointer-events: none !important;
    opacity: 0 !important;
    transition: opacity 0.15s !important;
    z-index: 10 !important;
    letter-spacing: 0 !important;
    line-height: 1.4 !important;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15) !important;
}

.ubq-embed-footer .ubq-pro-badge:hover::after {
    opacity: 1 !important;
}

/* Open in UBQ floating link */
.quiz-question-block .ubq-open-link {
    position: absolute !important;
    top: 12px !important;
    right: 12px !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 0 !important;
    padding: 6px !important;
    background: #ebebeb !important;
    border: none !important;
    border-radius: 100px !important;
    color: #777 !important;
    text-decoration: none !important;
    font-family: Inter, sans-serif !important;
    font-size: .7rem !important;
    font-weight: 500 !important;
    line-height: 1 !important;
    transition: background-color 0.15s, color 0.15s, gap 0.2s, padding 0.2s !important;
    overflow: hidden !important;
    box-shadow: none !important;
    cursor: pointer !important;
    z-index: 2 !important;
}

.quiz-question-block .ubq-open-link:hover {
    background: #eef2ff !important;
    color: #0072ff !important;
    gap: 5px !important;
    padding: 6px 10px 6px 8px !important;
}

.quiz-question-block .ubq-open-link svg {
    flex-shrink: 0 !important;
    width: 14px !important;
    height: 14px !important;
}

.quiz-question-block .ubq-open-link-text {
    max-width: 0 !important;
    overflow: hidden !important;
    white-space: nowrap !important;
    opacity: 0 !important;
    transition: max-width 0.2s, opacity 0.15s !important;
    font-size: .7rem !important;
    color: inherit !important;
}

.quiz-question-block .ubq-open-link:hover .ubq-open-link-text {
    max-width: 100px !important;
    opacity: 1 !important;
}

/* Error */
.ubq-embed-error {
    padding: 12px 16px !important;
    background: #fef2f2 !important;
    border: 1px solid #fecaca !important;
    border-radius: 12px !important;
    color: #991b1b !important;
    font-size: .88rem !important;
}