/* ===== EXAM PAGE ===== */

.exam-page {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: var(--light-color);
}

/* Header */
.exam-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--color-background-primary);
    border-bottom: 1px solid var(--color-border-tertiary);
}

.exam-header-inner {
    display: flex;
    align-items: center;
    gap: 16px;
    height: 60px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.exam-back-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--light-color);
    border: none;
    cursor: pointer;
    flex-shrink: 0;
    color: var(--color-text-primary);
    text-decoration: none;
    transition: background 0.15s;
}

.exam-back-btn:hover {
    background: var(--color-border-tertiary);
}

.exam-header-title {
    flex: 1;
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.exam-timer-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--light-color);
    border: 1px solid var(--color-border-tertiary);
    border-radius: 30px;
    padding: 6px 14px;
    flex-shrink: 0;
}

.exam-timer-icon {
    font-size: 15px;
    color: var(--color-text-secondary);
}

#countdownDisplay {
    font-size: 15px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--color-text-primary);
    min-width: 56px;
    text-align: center;
}

#countdownDisplay.warning {
    color: #e53935;
}

/* Progress bar */
.exam-progress-bar-wrap {
    background: var(--color-border-tertiary);
    height: 3px;
}

.exam-progress-bar {
    height: 3px;
    background: var(--main-color);
    width: 0%;
    transition: width 0.4s ease;
}

/* Body */
.exam-body {
    flex: 1;
    display: flex;
    gap: 20px;
    max-width: 1200px;
    margin: 24px auto;
    padding: 0 24px;
    width: 100%;
    align-items: flex-start;
}

/* Left panel */
.exam-panel-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.exam-question-card {
    background: var(--color-background-primary);
    border: 1px solid var(--color-border-tertiary);
    border-radius: 16px;
    overflow: hidden;
}

.exam-question-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    border-bottom: 1px solid var(--color-border-tertiary);
}

.exam-question-number {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.exam-question-counter {
    font-size: 13px;
    color: var(--color-text-secondary);
}

.exam-question-image {
    padding: 20px;
    display: flex;
    justify-content: center;
    background: #ffffff;
    border-bottom: 1px solid var(--color-border-tertiary);
}

.exam-question-image a {
    display: block;
    cursor: zoom-in;
}

.exam-question-image img {
    max-width: 100%;
    max-height: 380px;
    object-fit: contain;
    border-radius: 8px;
    display: block;
}

/* Answer choices */
.exam-answers {
    padding: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.exam-answer-label {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px !important;
    border: 1.5px solid var(--color-border-tertiary);
    border-radius: 10px;
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s;
    background: var(--color-background-primary);
    user-select: none;
}

.exam-answer-label:hover {
    border-color: var(--main-color);
    background: color-mix(in srgb, var(--main-color) 5%, transparent);
}

.exam-answer-input {
    display: none;
}

.exam-answer-input:checked+.exam-answer-label {
    border-color: var(--main-color);
    background: color-mix(in srgb, var(--main-color) 10%, transparent);
}

.exam-answer-letter {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--light-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    color: var(--color-text-secondary);
    flex-shrink: 0;
    transition: background 0.15s, color 0.15s;
}

.exam-answer-input:checked+.exam-answer-label .exam-answer-letter {
    background: var(--main-color);
    color: #fff;
}

.exam-answer-text {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text-primary);
}


/* Navigation */
.exam-nav-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 25px;
}

.exam-nav-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 10px;
    border: 1px solid var(--color-border-tertiary);
    background: var(--color-background-primary);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-primary);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}

.exam-nav-btn:hover {
    border-color: var(--main-color);
    background: color-mix(in srgb, var(--main-color) 5%, transparent);
}

.exam-nav-btn:disabled,
.exam-nav-btn[style*="display:none"],
.exam-nav-btn[style*="display: none"] {
    opacity: 0.35;
    pointer-events: none;
}

/* Right sidebar */
.exam-panel-side {
    width: 280px;
    flex-shrink: 0;
    position: sticky;
    top: 84px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.exam-side-card {
    background: var(--color-background-primary);
    border: 1px solid var(--color-border-tertiary);
    border-radius: 16px;
    padding: 16px;
}

.exam-side-heading {
    font-size: 12px;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 12px;
}

.exam-side-stats {
    display: flex;
    gap: 8px;
    margin-bottom: 14px;
}

.exam-side-stat {
    flex: 1;
    text-align: center;
    padding: 8px 4px;
    border-radius: 8px;
    background: var(--light-color);
}

.exam-side-stat-value {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1;
}

.exam-side-stat-label {
    font-size: 10px;
    color: var(--color-text-secondary);
    margin-top: 3px;
}

/* Question grid */
.test-blocks {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 6px;
}

.test-block {
    aspect-ratio: 1;
    border-radius: 8px;
    border: 1.5px solid var(--color-border-tertiary);
    background: var(--light-color);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.15s;
}

.test-block:hover {
    border-color: var(--main-color);
}

.test-block-number {
    font-size: 12px;
    font-weight: 600;
    color: var(--color-text-secondary);
}

.test-block.current-test-block {
    border-color: var(--main-color);
    background: color-mix(in srgb, var(--main-color) 12%, transparent);
}

.test-block.current-test-block .test-block-number {
    color: var(--main-color);
}

.test-block.answered-test-block {
    background: var(--main-color);
    border-color: var(--main-color);
}

.test-block.answered-test-block .test-block-number {
    color: #fff;
}

.test-block.current-test-block.answered-test-block {
    outline: 3px solid color-mix(in srgb, var(--main-color) 40%, transparent);
    outline-offset: 1px;
}

/* Submit button */
.exam-submit-btn {
    width: 100%;
    padding: 13px;
    border-radius: 10px;
    border: none;
    background: var(--main-color);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.15s;
}

.exam-submit-btn:hover {
    opacity: 0.88;
}

/* Hidden tests */
.test {
    display: none;
}

.test:first-child {
    display: block;
}

/* Desktop: 2-column answer layout */
.exam-answer-item {
    width: calc(50% - 5px);
}

/* Responsive */
@media (max-width: 768px) {
    .exam-body {
        flex-direction: column;
        padding: 0 16px;
        margin: 16px auto;
    }

    .exam-panel-side {
        width: 100%;
        position: static;
        order: -1;
    }

    .exam-header-inner {
        padding: 0 16px;
    }

    .exam-question-image img {
        max-height: 240px;
    }

    .exam-answers {
        padding: 14px;
    }

    .exam-answer-item {
        width: 100%;
    }

    .exam-answer-compare {
        grid-template-columns: 1fr;
    }

    .test-blocks {
        grid-template-columns: repeat(8, 1fr);
    }

    .exam-nav-btn {
        padding: 9px 14px;
        font-size: 13px;
    }

    .exam-side-stats {
        gap: 6px;
    }
}

@media (max-width: 480px) {
    .exam-header-title {
        font-size: 13px;
    }

    .exam-timer-wrap {
        padding: 5px 10px;
    }

    #countdownDisplay {
        font-size: 13px;
        min-width: 46px;
    }

    .exam-question-meta {
        padding: 10px 14px;
    }

    .exam-question-number,
    .exam-question-counter {
        font-size: 12px;
    }

    .exam-answer-label {
        padding: 10px 12px !important;
        gap: 10px;
    }

    .exam-answer-text {
        font-size: 14px;
    }

    .exam-nav-row {
        gap: 8px;
    }

    .test-blocks {
        grid-template-columns: repeat(6, 1fr);
    }

    .exam-side-stat-value {
        font-size: 15px;
    }
}


/* ===== REVIEW PAGE (suallar.php) ===== */

.test-block.correct-test-block {
    background: #e8f5e9;
    border-color: #81c784;
}

.test-block.correct-test-block .test-block-number {
    color: #2e7d32;
}

.test-block.wrong-test-block {
    background: #fce4ec;
    border-color: #e57373;
}

.test-block.wrong-test-block .test-block-number {
    color: #c62828;
}

.exam-answer-compare {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding: 16px 20px;
    border-top: 1px solid var(--color-border-tertiary);
}

.exam-compare-item {
    border-radius: 10px;
    padding: 12px 14px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.exam-compare-item.your-answer {
    background: var(--light-color);
    border: 1px solid var(--color-border-tertiary);
}

.exam-compare-item.correct-answer {
    background: #e8f5e9;
    border: 1px solid #a5d6a7;
}

.exam-compare-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
}

.exam-compare-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text-primary);
}

.exam-compare-item.correct-answer .exam-compare-value {
    color: #2e7d32;
}

.exam-result-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px 16px;
}

.exam-result-badge-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 600;
}

.exam-result-badge-item.badge-correct {
    background: #e8f5e9;
    color: #2e7d32;
}

.exam-result-badge-item.badge-wrong {
    background: #fce4ec;
    color: #c62828;
}

.exam-side-summary {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 14px;
}

.exam-side-summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    padding: 6px 10px;
    border-radius: 8px;
    background: var(--light-color);
}

.exam-side-summary-label {
    color: var(--color-text-secondary);
}

.exam-side-summary-val {
    font-weight: 700;
    color: var(--color-text-primary);
}

.exam-side-summary-val.val-correct {
    color: #2e7d32;
}

.exam-side-summary-val.val-wrong {
    color: #c62828;
}

/* ===== RESULT PAGE ===== */

.result-page {
    min-height: 100vh;
    background: var(--light-color);
}

.result-hero {
    padding: 48px 24px;
    text-align: center;
}

.result-hero-passed {
    background: linear-gradient(135deg, #e8f5e9 0%, #f1f8e9 100%);
    border-bottom: 1px solid #c8e6c9;
}

.result-hero-failed {
    background: linear-gradient(135deg, #fce4ec 0%, #fef9f9 100%);
    border-bottom: 1px solid #f8bbd0;
}

.result-hero-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    max-width: 560px;
    margin: 0 auto;
}

.result-hero-icon img {
    width: 72px;
    height: 72px;
}

.result-hero-status {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text-primary);
}

.result-hero-passed .result-hero-status {
    color: #2e7d32;
}

.result-hero-failed .result-hero-status {
    color: #c62828;
}

.result-hero-name {
    font-size: 15px;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.result-hero-hint {
    font-size: 14px;
    color: #c62828;
    opacity: 0.8;
}

/* Body */
.result-body {
    max-width: 720px;
    margin: 0 auto;
    padding: 32px 24px 48px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Stats grid */
.result-stats-grid {
    display: grid;
    gap: 12px;
}

.result-stats-4 {
    grid-template-columns: repeat(4, 1fr);
}

.result-stats-3 {
    grid-template-columns: repeat(3, 1fr);
}

.result-stat {
    background: var(--color-background-primary);
    border: 1px solid var(--color-border-tertiary);
    border-radius: 14px;
    padding: 20px 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    text-align: center;
}

.result-stat-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.result-stat-correct .result-stat-icon {
    background: #e8f5e9;
    color: #2e7d32;
}

.result-stat-wrong .result-stat-icon {
    background: #fce4ec;
    color: #c62828;
}

.result-stat-empty .result-stat-icon {
    background: #f5f5f5;
    color: #757575;
}

.result-stat-point .result-stat-icon {
    background: #fff8e1;
    color: #f57f17;
}

.result-stat-time .result-stat-icon {
    background: #e3f2fd;
    color: #1565c0;
}

.result-stat-value {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1;
}

.result-stat-label {
    font-size: 12px;
    color: var(--color-text-secondary);
    font-weight: 500;
}

/* MIQ breakdown */
.result-miq-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.result-miq-section {
    background: var(--color-background-primary);
    border: 1px solid var(--color-border-tertiary);
    border-radius: 14px;
    padding: 16px;
}

.result-miq-heading {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--color-border-tertiary);
}

.result-miq-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.result-miq-stats .result-stat {
    border: none;
    background: var(--light-color);
    border-radius: 10px;
    padding: 12px 8px;
}

.result-miq-stats .result-stat-icon {
    width: 32px;
    height: 32px;
    font-size: 14px;
}

.result-miq-stats .result-stat-value {
    font-size: 18px;
}

/* Actions */
.result-actions {
    display: flex;
    gap: 12px;
}

.result-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 20px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: opacity 0.15s;
}

.result-btn:hover {
    opacity: 0.85;
}

.result-btn-primary {
    background: var(--main-color);
    color: #fff;
}

.result-btn-secondary {
    background: var(--color-background-primary);
    border: 1px solid var(--color-border-tertiary);
    color: var(--color-text-primary);
}

/* Explain video */
.result-video-wrap {
    background: var(--color-background-primary);
    border: 1px solid var(--color-border-tertiary);
    border-radius: 14px;
    overflow: hidden;
}

.result-video-heading {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 16px;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-primary);
    border-bottom: 1px solid var(--color-border-tertiary);
}

.result-video {
    width: 100%;
    display: block;
    aspect-ratio: 16/9;
    background: #000;
}

/* Responsive */
@media (max-width: 600px) {
    .result-stats-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .result-stats-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    .result-miq-grid {
        grid-template-columns: 1fr;
    }

    .result-actions {
        flex-direction: column;
    }

    .result-body {
        padding: 20px 16px 40px;
    }

    .result-hero {
        padding: 32px 16px;
    }

    .result-hero-status {
        font-size: 20px;
    }

    .result-stat-value {
        font-size: 18px;
    }

    .result-btn {
        padding: 11px 16px;
        font-size: 14px;
    }
}