/**
 * Quiz Frontend Styles — MMLMS butterfly design system
 * Palette: cyan #4ec0d8 · green #8fcc5a · pink #dc5f84 · yellow #ecd84b
 */

/* ========== Quiz Modal ========== */
.mmlms-quiz-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: "Inter", system-ui, -apple-system, sans-serif;
}

.mmlms-quiz-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(28, 26, 23, 0.55);
    backdrop-filter: blur(4px);
}

.mmlms-quiz-modal-content {
    position: relative;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(28, 26, 23, 0.06), 0 16px 40px -12px rgba(28, 26, 23, 0.18);
    max-width: 780px;
    width: 90%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    animation: mmlmsQuizModalSlideIn 0.25s ease-out;
}

@keyframes mmlmsQuizModalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.97);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ========== Quiz Modal Header ========== */
.mmlms-quiz-modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid #efc1cf;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #fae2e9;
    border-radius: 16px 16px 0 0;
}

.mmlms-quiz-modal-header h2 {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
    color: #9c2f51;
    letter-spacing: -0.01em;
}

.mmlms-quiz-modal-close {
    background: rgba(220, 95, 132, 0.12);
    border: 1px solid #efc1cf;
    color: #9c2f51;
    font-size: 20px;
    line-height: 1;
    cursor: pointer;
    padding: 6px 12px;
    border-radius: 999px;
    transition: background 0.18s ease, border-color 0.18s ease;
}

.mmlms-quiz-modal-close:hover {
    background: rgba(220, 95, 132, 0.22);
    border-color: #dc5f84;
}

/* ========== Quiz Modal Body ========== */
.mmlms-quiz-modal-body {
    padding: 28px 28px 24px;
    overflow-y: auto;
    flex: 1;
}

/* Loading State */
.mmlms-quiz-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 56px 20px;
    text-align: center;
}

.mmlms-loading-spinner {
    width: 44px;
    height: 44px;
    border: 3px solid #efece7;
    border-top: 3px solid #dc5f84;
    border-radius: 50%;
    animation: mmlmsQuizSpin 0.9s linear infinite;
    margin-bottom: 16px;
}

@keyframes mmlmsQuizSpin {
    0%   { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.mmlms-quiz-loading p {
    margin: 0;
    color: #807a72;
    font-size: 14px;
}

/* Quiz Description */
.mmlms-quiz-description {
    margin-bottom: 20px;
    padding: 14px 16px;
    background: #f6f3ee;
    border-left: 3px solid #dc5f84;
    border-radius: 8px;
    color: #5a544c;
    font-size: 14px;
    line-height: 1.6;
}

/* ========== Quiz Questions ========== */
.mmlms-quiz-questions {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.mmlms-question {
    background: #ffffff;
    border: 1px solid #e7e4df;
    border-radius: 12px;
    padding: 20px 22px;
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.mmlms-question:hover {
    border-color: #efc1cf;
    box-shadow: 0 2px 4px rgba(28, 26, 23, 0.04), 0 8px 24px -8px rgba(28, 26, 23, 0.06);
}

.mmlms-question-number {
    display: inline-flex;
    align-items: center;
    background: #fae2e9;
    color: #9c2f51;
    border: 1px solid #efc1cf;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 999px;
    margin-bottom: 10px;
}

.mmlms-question-text {
    font-size: 16px;
    font-weight: 600;
    color: #1c1a17;
    margin-bottom: 16px;
    line-height: 1.5;
    letter-spacing: -0.005em;
}

.mmlms-question-attachment {
    margin: 12px 0;
    padding: 10px 14px;
    background: #f6f3ee;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid #e7e4df;
}

.mmlms-question-attachment a {
    color: #1d6e80;
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
}

.mmlms-question-attachment a:hover {
    text-decoration: underline;
    color: #4ec0d8;
}

/* ========== Question Options ========== */
.mmlms-question-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mmlms-option {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: #faf8f4;
    border: 1px solid #e7e4df;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease;
}

.mmlms-option:hover {
    background: #fae2e9;
    border-color: #efc1cf;
}

.mmlms-option input[type="radio"],
.mmlms-option input[type="checkbox"] {
    margin: 0;
    margin-right: 12px;
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: #dc5f84;
    flex-shrink: 0;
}

.mmlms-option input[type="radio"]:checked ~ .mmlms-option-text,
.mmlms-option input[type="checkbox"]:checked ~ .mmlms-option-text {
    font-weight: 600;
    color: #9c2f51;
}

.mmlms-option:has(input:checked) {
    background: #fae2e9;
    border-color: #dc5f84;
}

.mmlms-option-text {
    flex: 1;
    font-size: 14px;
    color: #3c3832;
    line-height: 1.4;
}

/* ========== Free Text Input ========== */
.mmlms-question-input textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid #e7e4df;
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    color: #1c1a17;
    background: #faf8f4;
    resize: vertical;
    min-height: 96px;
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
    box-sizing: border-box;
}

.mmlms-question-input textarea:focus {
    outline: none;
    border-color: #dc5f84;
    box-shadow: 0 0 0 3px rgba(220, 95, 132, 0.14);
    background: #ffffff;
}

.mmlms-question-input textarea::placeholder {
    color: #a8a39a;
}

/* ========== Quiz Actions ========== */
.mmlms-quiz-actions {
    display: flex;
    justify-content: center;
    padding-top: 18px;
    border-top: 1px solid #e7e4df;
}

.mmlms-btn {
    padding: 12px 28px;
    font-size: 14px;
    font-weight: 600;
    border: none;
    border-radius: 999px;
    cursor: pointer;
    font-family: inherit;
    transition: opacity 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.mmlms-quiz-submit {
    background: #dc5f84;
    color: #fff;
    box-shadow: 0 2px 8px rgba(220, 95, 132, 0.28);
}

.mmlms-quiz-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(220, 95, 132, 0.38);
}

.mmlms-quiz-submit:active {
    transform: translateY(0);
}

.mmlms-quiz-submit:disabled {
    background: #cfcbc4;
    color: #807a72;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ========== Quiz Results ========== */
.mmlms-quiz-results {
    padding: 24px;
    text-align: center;
}

.mmlms-quiz-score {
    font-size: 52px;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: #1c1a17;
    margin-bottom: 8px;
    line-height: 1;
}

.mmlms-quiz-score-label {
    font-size: 14px;
    color: #807a72;
    margin-bottom: 20px;
    font-weight: 500;
}

.mmlms-quiz-message {
    padding: 14px 20px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 20px;
}

.mmlms-quiz-message.passed {
    background: #ecf6dc;
    color: #4d7a26;
    border: 1px solid #cfe6a4;
}

.mmlms-quiz-message.failed {
    background: #fae2e9;
    color: #9c2f51;
    border: 1px solid #efc1cf;
}

.mmlms-quiz-redirect-message {
    color: #807a72;
    font-size: 13px;
    margin-top: 14px;
}

/* ========== Validation Errors ========== */
.mmlms-question.error {
    border-color: #dc5f84;
    box-shadow: 0 0 0 3px rgba(220, 95, 132, 0.12);
}

.mmlms-question-error {
    color: #9c2f51;
    font-size: 12px;
    margin-top: 8px;
    font-weight: 600;
}

/* ========== Responsive ========== */
@media (max-width: 768px) {
    .mmlms-quiz-modal-content {
        width: 95%;
        max-height: 95vh;
    }

    .mmlms-quiz-modal-header {
        padding: 16px 18px;
    }

    .mmlms-quiz-modal-header h2 {
        font-size: 16px;
    }

    .mmlms-quiz-modal-body {
        padding: 18px;
    }

    .mmlms-question {
        padding: 16px;
    }

    .mmlms-question-text {
        font-size: 15px;
    }

    .mmlms-option {
        padding: 10px 12px;
    }

    .mmlms-btn {
        width: 100%;
    }
}

/* ========== Accessibility ========== */
.mmlms-option:focus-within {
    outline: 2px solid #dc5f84;
    outline-offset: 2px;
}

/* Screen reader only */
.mmlms-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ===== Quiz items in progression menu ===== */

.mmlms-quiz-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    margin: 6px 0;
    border: 1px solid #efc1cf;
    border-radius: 10px;
    background: #fae2e9;
    font-family: "Inter", system-ui, -apple-system, sans-serif;
}

.mmlms-quiz-item.mmlms-completed {
    background: #ecf6dc;
    border-color: #cfe6a4;
    opacity: 0.9;
}

.mmlms-quiz-item.mmlms-locked {
    background: #f6f3ee;
    border-color: #e7e4df;
    opacity: 0.65;
}

.mmlms-quiz-item-icon {
    font-size: 18px;
    flex-shrink: 0;
    line-height: 1;
}

.mmlms-quiz-item-info {
    flex: 1;
    min-width: 0;
}

.mmlms-quiz-item-info h4 {
    margin: 0 0 3px;
    font-size: 13px;
    font-weight: 600;
    color: #1c1a17;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mmlms-quiz-item.mmlms-completed .mmlms-quiz-item-info h4 {
    color: #4d7a26;
}

.mmlms-quiz-item.mmlms-locked .mmlms-quiz-item-info h4 {
    color: #807a72;
}

.mmlms-quiz-required {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    padding: 2px 8px;
    background: #fae2e9;
    color: #9c2f51;
    border: 1px solid #efc1cf;
    border-radius: 999px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.mmlms-open-quiz-btn {
    padding: 7px 16px;
    background: #dc5f84;
    color: #fff;
    border: none;
    border-radius: 999px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    font-family: inherit;
    white-space: nowrap;
    flex-shrink: 0;
    transition: opacity 0.15s ease, transform 0.15s ease;
}

.mmlms-open-quiz-btn:hover {
    opacity: 0.88;
    transform: translateY(-1px);
}

.mmlms-quiz-item.mmlms-completed .mmlms-open-quiz-btn {
    background: #8fcc5a;
    color: #ffffff;
}

.mmlms-quiz-item.mmlms-locked .mmlms-open-quiz-btn {
    background: #cfcbc4;
    color: #807a72;
    cursor: not-allowed;
    transform: none;
    opacity: 1;
}

.mmlms-skip-quiz-btn {
    display: inline-block;
    margin-top: 6px;
    padding: 5px 12px;
    background: transparent;
    color: #5a544c;
    border: 1px solid #cfcbc4;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 500;
    font-family: inherit;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
    white-space: nowrap;
}

.mmlms-skip-quiz-btn:hover {
    background: #f6f3ee;
    border-color: #a8a39a;
    color: #1c1a17;
    text-decoration: none;
}