/**
 * Listen & Answer Activity Styles
 * Audio comprehension with multiple choice and true/false questions
 */

/* ===== Header Layout ===== */
.header-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    min-width: 200px;
}

/* ===== Language Flag ===== */
.language-flag {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    background: var(--bg-cream);
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    flex-shrink: 0;
    overflow: hidden;
}

.language-flag-img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

/* ===== Header Score ===== */
.header-score {
    margin-right: 0;
}

/* ===== Start Overlay ===== */
.start-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(250, 251, 252, 0.98) 0%, rgba(245, 247, 250, 0.98) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.3s ease;
    padding: 1rem;
}

.start-overlay.hidden {
    display: none;
}

.start-content {
    text-align: center;
    padding: 1.25rem 1.5rem;
    background: var(--bg-section);
    border-radius: var(--radius-large);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    max-width: 340px;
    width: 100%;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.start-icon {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.start-title {
    font-family: 'Baloo 2', cursive;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.start-text {
    font-family: 'Nunito', sans-serif;
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.start-btn {
    font-size: 1rem;
    padding: 0.75rem 2rem;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ===== Audio Player Section ===== */
.audio-player-section {
    background: var(--bg-section);
    border-radius: var(--radius-large);
    padding: 1.25rem;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

/* ===== Horizontal Layout ===== */
.audio-player-horizontal {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.audio-player-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    min-width: 0;
}

.dialogue-header {
    margin-bottom: 0;
}

.dialogue-title {
    font-family: 'Baloo 2', cursive;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-dark);
    margin: 0;
    text-align: left;
}

/* ===== Scenario Image ===== */
.scenario-image-container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
}

.scenario-image-container.hidden {
    display: none;
}

.scenario-image {
    width: 140px;
    height: 140px;
    border-radius: var(--radius-medium);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    object-fit: cover;
}

/* ===== Audio Controls ===== */
.audio-controls {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 1rem;
    margin-bottom: 0;
    flex-wrap: wrap;
}

.play-pause-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(145deg, var(--primary-blue) 0%, var(--primary-teal) 100%);
    color: white;
    font-size: 1.25rem;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 15px rgba(91, 155, 213, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.play-pause-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(91, 155, 213, 0.5);
}

.play-pause-btn:active {
    transform: scale(0.98);
}

.play-pause-btn.playing {
    background: linear-gradient(145deg, var(--primary-orange) 0%, var(--primary-yellow) 100%);
    box-shadow: 0 4px 15px rgba(245, 169, 98, 0.4);
}

.replay-btn {
    padding: 0.5rem 1rem;
    border-radius: var(--radius-round);
    border: 2px solid var(--primary-blue);
    background: transparent;
    color: var(--primary-blue);
    font-family: 'Nunito', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.replay-btn:hover {
    background: var(--primary-blue);
    color: white;
}

.audio-status {
    flex-basis: 100%;
    text-align: center;
}

.status-text {
    font-family: 'Nunito', sans-serif;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.status-text.playing {
    color: var(--primary-blue);
    font-weight: 600;
}

.status-text.finished {
    color: var(--correct-green);
    font-weight: 600;
}

/* ===== Dialogue Transcript ===== */
.dialogue-transcript {
    background: linear-gradient(180deg, #f8f9fa 0%, #fff 100%);
    border-radius: var(--radius-medium);
    padding: 1rem;
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid rgba(0, 0, 0, 0.08);
}

.dialogue-transcript.hidden {
    display: none;
}

.transcript-sentence {
    padding: 0.5rem 0.75rem;
    margin-bottom: 0.5rem;
    border-radius: var(--radius-small);
    font-family: 'Nunito', sans-serif;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-dark);
    transition: all 0.3s ease;
}

.transcript-sentence:last-child {
    margin-bottom: 0;
}

.transcript-sentence.current {
    background: linear-gradient(145deg, rgba(91, 155, 213, 0.15) 0%, rgba(107, 197, 197, 0.15) 100%);
    border-left: 3px solid var(--primary-blue);
}

.transcript-sentence.spoken {
    opacity: 0.6;
}

.speaker-label {
    font-weight: 700;
    color: var(--primary-purple);
    margin-right: 0.5rem;
}

/* ===== Questions Section ===== */
.questions-section {
    margin-bottom: 1rem;
}

.questions-header {
    font-family: 'Baloo 2', cursive;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary-purple);
    margin-bottom: 0.75rem;
    text-align: center;
}

.questions-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

/* ===== Question Card ===== */
.question-card {
    background: var(--bg-section);
    border-radius: var(--radius-medium);
    padding: 1rem;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.2s ease;
}

.question-card.answered {
    border-color: var(--primary-purple);
}

.question-card.correct {
    border-color: var(--correct-green);
    background: var(--correct-bg);
}

.question-card.incorrect {
    border-color: var(--incorrect-red);
    background: var(--incorrect-bg);
}

.question-header {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.question-number {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: linear-gradient(145deg, var(--primary-purple) 0%, var(--primary-pink) 100%);
    color: white;
    font-family: 'Baloo 2', cursive;
    font-size: 0.9rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.question-text {
    font-family: 'Nunito', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    line-height: 1.4;
    flex: 1;
}

/* ===== Answer Options ===== */
.answer-options {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.answer-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.9rem;
    border-radius: var(--radius-small);
    border: 2px solid #ddd;
    background: var(--bg-cream);
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: 'Nunito', sans-serif;
    text-align: left;
    width: 100%;
}

.answer-option:hover:not(.disabled) {
    border-color: var(--primary-purple);
    background: #f3e5f5;
}

.answer-option.selected {
    border-color: var(--primary-purple);
    background: linear-gradient(145deg, rgba(155, 126, 189, 0.15) 0%, rgba(233, 160, 195, 0.15) 100%);
    box-shadow: 0 0 0 2px var(--primary-purple);
}

.answer-option.correct {
    border-color: var(--correct-green);
    background: var(--correct-bg);
}

.answer-option.correct .option-letter {
    background: var(--correct-green);
}

.answer-option.incorrect {
    border-color: var(--incorrect-red);
    background: var(--incorrect-bg);
}

.answer-option.incorrect .option-letter {
    background: var(--incorrect-red);
}

.answer-option.disabled {
    cursor: default;
    pointer-events: none;
}

.answer-option.show-correct {
    border-color: var(--correct-green);
    border-style: dashed;
}

.option-letter {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: linear-gradient(145deg, var(--primary-blue) 0%, var(--primary-teal) 100%);
    color: white;
    font-family: 'Baloo 2', cursive;
    font-size: 0.85rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.option-text {
    font-size: 0.95rem;
    color: var(--text-dark);
    flex: 1;
}

.option-icon {
    font-size: 1rem;
    flex-shrink: 0;
}

.option-icon.correct {
    color: var(--correct-green);
}

.option-icon.incorrect {
    color: var(--incorrect-red);
}

/* ===== True/False Options ===== */
.true-false-options {
    flex-direction: row;
    gap: 0.75rem;
}

.true-false-options .answer-option {
    flex: 1;
    justify-content: center;
    padding: 0.75rem 1rem;
}

.true-option .option-letter {
    background: linear-gradient(145deg, var(--correct-green) 0%, var(--primary-teal) 100%);
}

.false-option .option-letter {
    background: linear-gradient(145deg, var(--incorrect-red) 0%, var(--primary-orange) 100%);
}

/* ===== Submit Section ===== */
.submit-section {
    text-align: center;
    padding: 1rem 0;
}

.submit-btn {
    font-size: 1.1rem;
    padding: 0.85rem 2.5rem;
}

.submit-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ===== Feedback Badge ===== */
.feedback-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.6rem;
    border-radius: var(--radius-round);
    font-family: 'Nunito', sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    margin-left: auto;
}

.feedback-badge.correct {
    background: var(--correct-green);
    color: white;
}

.feedback-badge.incorrect {
    background: var(--incorrect-red);
    color: white;
}

/* ===== Completion Icon ===== */
.completion-icon {
    font-size: 5rem;
}

.completion-icon.success {
    color: var(--warning-yellow);
    animation: trophyBounce 0.7s ease-out;
}

.completion-icon.good {
    color: var(--primary-blue);
    animation: trophyBounce 0.7s ease-out;
}

.completion-icon.retry {
    color: var(--text-muted);
}

@keyframes trophyBounce {
    0% { transform: scale(0) rotate(-20deg); }
    50% { transform: scale(1.2) rotate(10deg); }
    70% { transform: scale(0.9) rotate(-5deg); }
    100% { transform: scale(1) rotate(0); }
}

/* ===== Completion Message ===== */
.completion-message {
    font-family: 'Nunito', sans-serif;
}

.completion-message h3 {
    font-family: 'Baloo 2', cursive;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.completion-message p {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.completion-message .score-display {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-purple);
}

/* ===== Responsive Styles ===== */

/* Tablets */
@media (min-width: 768px) {
    .audio-player-section {
        padding: 1.5rem;
    }

    .audio-player-horizontal {
        gap: 2rem;
    }

    .scenario-image {
        width: 160px;
        height: 160px;
    }

    .dialogue-title {
        font-size: 1.5rem;
    }

    .play-pause-btn {
        width: 55px;
        height: 55px;
        font-size: 1.4rem;
    }

    .dialogue-transcript {
        max-height: 200px;
        padding: 1.25rem;
    }

    .transcript-sentence {
        font-size: 1.05rem;
    }

    .question-card {
        padding: 1.25rem;
    }

    .question-text {
        font-size: 1.05rem;
    }

    .answer-options {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .answer-option {
        flex: 1 1 calc(50% - 0.25rem);
        min-width: 200px;
    }

    .true-false-options .answer-option {
        flex: 1;
        min-width: auto;
    }
}

/* Desktops */
@media (min-width: 992px) {
    .audio-player-section {
        max-width: 800px;
        margin-left: auto;
        margin-right: auto;
    }

    .scenario-image {
        width: 180px;
        height: 180px;
    }

    .questions-container {
        max-width: 800px;
        margin-left: auto;
        margin-right: auto;
    }

    .submit-section {
        max-width: 800px;
        margin-left: auto;
        margin-right: auto;
    }
}

/* Mobile */
@media (max-width: 767px) {
    .audio-player-section {
        padding: 1rem;
        margin-bottom: 0.75rem;
    }

    .audio-player-horizontal {
        gap: 1rem;
    }

    .scenario-image {
        width: 100px;
        height: 100px;
    }

    .dialogue-title {
        font-size: 1.1rem;
    }

    .audio-controls {
        gap: 0.5rem;
    }

    .play-pause-btn {
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
    }

    .replay-btn {
        padding: 0.35rem 0.7rem;
        font-size: 0.8rem;
    }

    .audio-status {
        flex-basis: auto;
    }

    .status-text {
        font-size: 0.8rem;
    }

    .dialogue-transcript {
        max-height: 150px;
        padding: 0.75rem;
    }

    .transcript-sentence {
        font-size: 0.95rem;
        padding: 0.4rem 0.6rem;
    }

    .question-card {
        padding: 0.85rem;
    }

    .question-number {
        width: 24px;
        height: 24px;
        font-size: 0.8rem;
    }

    .question-text {
        font-size: 0.95rem;
    }

    .answer-option {
        padding: 0.5rem 0.75rem;
    }

    .option-letter {
        width: 24px;
        height: 24px;
        font-size: 0.8rem;
    }

    .option-text {
        font-size: 0.9rem;
    }

    .submit-btn {
        width: 100%;
        font-size: 1rem;
        padding: 0.75rem 1.5rem;
    }
}

/* Small phones */
@media (max-width: 400px) {
    .audio-player-horizontal {
        flex-direction: column;
        gap: 0.75rem;
    }

    .scenario-image {
        width: 120px;
        height: 120px;
    }

    .dialogue-title {
        font-size: 1rem;
        text-align: center;
    }

    .audio-controls {
        justify-content: center;
    }

    .play-pause-btn {
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
    }

    .transcript-sentence {
        font-size: 0.9rem;
    }

    .question-text {
        font-size: 0.9rem;
    }

    .true-false-options {
        flex-direction: column;
    }
}

/* ===== Fullscreen Mode ===== */
:fullscreen .audio-player-section {
    max-width: 900px;
}

:fullscreen .scenario-image {
    width: 200px;
    height: 200px;
}

:fullscreen .questions-container {
    max-width: 900px;
}

:fullscreen .dialogue-transcript {
    max-height: 250px;
}

:fullscreen .play-pause-btn {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
}

/* ===== Accessibility ===== */
.answer-option:focus-visible {
    outline: 3px solid var(--primary-purple);
    outline-offset: 2px;
}

.play-pause-btn:focus-visible,
.replay-btn:focus-visible {
    outline: 3px solid var(--primary-purple);
    outline-offset: 3px;
}

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
    .play-pause-btn,
    .answer-option,
    .question-card,
    .transcript-sentence {
        transition: none;
    }

    @keyframes trophyBounce {
        0%, 100% { transform: none; }
    }
}

/* ===== Shake Animation ===== */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.question-card.shake {
    animation: shake 0.5s ease-out;
}

/* ===== Translations Modal (Teacher) ===== */
#translationsModal .modal-content {
    border-radius: var(--radius-large);
    border: none;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

#translationsModal .modal-header {
    background: linear-gradient(145deg, var(--primary-blue) 0%, var(--primary-teal) 100%);
    color: white;
    border-radius: var(--radius-large) var(--radius-large) 0 0;
    border-bottom: none;
}

#translationsModal .modal-title {
    font-family: 'Baloo 2', cursive;
    font-weight: 700;
}

#translationsModal .btn-close {
    filter: brightness(0) invert(1);
}

.translations-table {
    width: 100%;
    font-family: 'Nunito', sans-serif;
}

.translations-table th {
    background: var(--bg-cream);
    font-weight: 700;
    color: var(--text-dark);
    padding: 0.75rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.translations-table td {
    padding: 0.75rem;
    vertical-align: middle;
}

.translations-table .speaker-cell {
    width: 100px;
    font-weight: 600;
    color: var(--primary-purple);
}

.translations-table .original-cell {
    font-size: 1rem;
    color: var(--text-dark);
}

.translations-table .translation-cell {
    color: var(--text-muted);
    font-style: italic;
}