/* Quiz Lightbox Styles — dark navy/cyan/gold theme (matches book.php) */
/* ใช้ #quizLightbox prefix เพื่อให้ specificity สูงกว่า style.css / plugins.css */

/* ── Overlay ── */
#quizLightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85) !important;
    overflow-y: auto;
}

#quizLightbox.active {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

/* ── Container ── */
#quizLightbox .quiz-container {
    background: #112240 !important;
    border: 1px solid rgba(0, 212, 255, 0.3) !important;
    border-radius: 20px !important;
    max-width: 800px;
    width: 100%;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7), 0 0 40px rgba(0, 212, 255, 0.08) !important;
    animation: quizSlideIn 0.3s ease-out;
    color: #e2e8f0 !important;
}

@keyframes quizSlideIn {
    from { opacity: 0; transform: translateY(-50px) scale(0.9); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ── Header ── */
#quizLightbox .quiz-header {
    background: linear-gradient(135deg, #1a3358, #112240) !important;
    border-bottom: 1px solid rgba(0, 212, 255, 0.2) !important;
    padding: 30px !important;
    border-radius: 20px 20px 0 0 !important;
    text-align: center;
    color: #fff !important;
    position: relative;
}

#quizLightbox .quiz-close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 22px;
    color: #8fa3bf !important;
    cursor: pointer;
    background: rgba(0, 212, 255, 0.08) !important;
    border: 1px solid rgba(0, 212, 255, 0.2) !important;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    line-height: 1;
}

#quizLightbox .quiz-close:hover {
    background: rgba(0, 212, 255, 0.2) !important;
    border-color: #00d4ff !important;
    color: #fff !important;
    transform: rotate(90deg);
}

#quizLightbox .quiz-title {
    font-size: 24px !important;
    font-weight: 700 !important;
    margin: 0 0 8px 0 !important;
    color: #fff !important;
}

#quizLightbox .quiz-description {
    font-size: 15px;
    color: #8fa3bf !important;
    margin: 0;
}

/* ── Body ── */
#quizLightbox .quiz-body {
    background: rgba(7, 17, 30, 0.6) !important;
    padding: 28px 30px !important;
    max-height: 60vh;
    overflow-y: auto;
}

#quizLightbox .quiz-question {
    margin-bottom: 24px;
    padding: 20px !important;
    background: #112240 !important;
    border-radius: 10px !important;
    border-left: 4px solid rgba(0, 212, 255, 0.5) !important;
    border-top: 1px solid rgba(0, 212, 255, 0.1) !important;
    border-right: 1px solid rgba(0, 212, 255, 0.1) !important;
    border-bottom: 1px solid rgba(0, 212, 255, 0.1) !important;
}

#quizLightbox .question-number {
    display: inline-block;
    background: linear-gradient(135deg, #0099cc, #00d4ff) !important;
    color: #0d1b2a !important;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 10px;
}

#quizLightbox .question-text {
    font-size: 17px !important;
    font-weight: 600 !important;
    color: #e2e8f0 !important;
    margin-bottom: 15px;
    line-height: 1.65;
}

/* ── Options ── */
#quizLightbox .quiz-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

#quizLightbox .quiz-option {
    position: relative;
}

#quizLightbox .quiz-option input[type="radio"] {
    position: absolute;
    opacity: 0;
}

#quizLightbox .quiz-option label {
    display: block;
    padding: 13px 18px !important;
    background: rgba(7, 17, 30, 0.5) !important;
    border: 1.5px solid rgba(0, 212, 255, 0.2) !important;
    border-radius: 10px !important;
    cursor: pointer;
    transition: all 0.25s;
    font-size: 15px !important;
    color: #8fa3bf !important;
    font-weight: 400 !important;
}

#quizLightbox .quiz-option label:hover {
    border-color: rgba(0, 212, 255, 0.55) !important;
    background: rgba(0, 212, 255, 0.06) !important;
    color: #e2e8f0 !important;
}

#quizLightbox .quiz-option input[type="radio"]:checked + label {
    background: linear-gradient(135deg, rgba(0, 153, 204, 0.22), rgba(0, 212, 255, 0.14)) !important;
    border-color: #00d4ff !important;
    color: #fff !important;
    font-weight: 600 !important;
}

/* ── Footer ── */
#quizLightbox .quiz-footer {
    background: rgba(7, 17, 30, 0.6) !important;
    padding: 20px 30px !important;
    border-radius: 0 0 20px 20px !important;
    border-top: 1px solid rgba(0, 212, 255, 0.12) !important;
    text-align: center;
}

#quizLightbox .btn-submit-quiz {
    background: linear-gradient(135deg, #c88a00, #f0b429) !important;
    color: #0d1b2a !important;
    border: none !important;
    padding: 14px 42px !important;
    border-radius: 50px !important;
    font-size: 17px !important;
    font-weight: 700 !important;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 18px rgba(240, 180, 41, 0.35) !important;
}

#quizLightbox .btn-submit-quiz:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(240, 180, 41, 0.5) !important;
    background: linear-gradient(135deg, #f0b429, #ffd166) !important;
}

#quizLightbox .btn-submit-quiz:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    transform: none;
}

/* ── Results ── */
#quizLightbox .quiz-results {
    text-align: center;
    padding: 36px 24px;
}

#quizLightbox .results-score {
    font-size: 52px !important;
    font-weight: 700 !important;
    background: linear-gradient(135deg, #0099cc, #00d4ff) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    background-clip: text !important;
    margin: 12px 0 !important;
}

#quizLightbox .results-message {
    font-size: 19px !important;
    color: #e2e8f0 !important;
    margin-bottom: 8px !important;
}

#quizLightbox .results-status {
    display: inline-block;
    padding: 10px 30px;
    border-radius: 50px;
    font-size: 17px !important;
    font-weight: 700 !important;
    margin: 18px 0 !important;
}

#quizLightbox .results-status.passed {
    background: linear-gradient(135deg, #c88a00, #f0b429) !important;
    color: #0d1b2a !important;
}

#quizLightbox .results-status.failed {
    background: rgba(255, 107, 107, 0.12) !important;
    border: 1px solid rgba(255, 107, 107, 0.4) !important;
    color: #ffaaaa !important;
}

#quizLightbox .results-detail-text {
    color: #8fa3bf !important;
    font-size: 16px !important;
    margin-top: 10px !important;
}

#quizLightbox .btn-close-results {
    background: linear-gradient(135deg, #0099cc, #00d4ff) !important;
    color: #0d1b2a !important;
    border: none !important;
    padding: 12px 32px !important;
    border-radius: 50px !important;
    font-size: 16px !important;
    font-weight: 700 !important;
    cursor: pointer;
    margin-top: 20px;
    transition: all 0.3s;
    box-shadow: 0 4px 16px rgba(0, 212, 255, 0.25) !important;
}

#quizLightbox .btn-close-results:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 212, 255, 0.4) !important;
    opacity: 0.9;
}

/* ── Loading ── */
#quizLightbox .quiz-loading {
    text-align: center;
    padding: 60px 30px;
    color: #8fa3bf !important;
}

#quizLightbox .quiz-loading p {
    color: #8fa3bf !important;
}

#quizLightbox .spinner {
    width: 48px;
    height: 48px;
    border: 4px solid rgba(0, 212, 255, 0.15) !important;
    border-top-color: #00d4ff !important;
    border-radius: 50%;
    animation: quizSpin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes quizSpin {
    to { transform: rotate(360deg); }
}

/* ── Scrollbar ── */
#quizLightbox .quiz-body::-webkit-scrollbar { width: 6px; }
#quizLightbox .quiz-body::-webkit-scrollbar-track {
    background: #07111e;
    border-radius: 10px;
}
#quizLightbox .quiz-body::-webkit-scrollbar-thumb {
    background: rgba(0, 212, 255, 0.35);
    border-radius: 10px;
}
#quizLightbox .quiz-body::-webkit-scrollbar-thumb:hover {
    background: #00d4ff;
}

/* ── Responsive ── */
@media (max-width: 768px) {
    #quizLightbox .quiz-container { margin: 10px; max-width: 100%; }
    #quizLightbox .quiz-title { font-size: 20px !important; }
    #quizLightbox .quiz-body { padding: 18px 16px !important; max-height: 50vh; }
    #quizLightbox .question-text { font-size: 15px !important; }
    #quizLightbox .quiz-option label { padding: 11px 14px !important; font-size: 14px !important; }
    #quizLightbox .results-score { font-size: 38px !important; }
    #quizLightbox .results-message { font-size: 16px !important; }
}