/* /public/css/quiz.css */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Thai:wght@300;400;600&family=Roboto:wght@400;500;700&display=swap');

:root {
    --bg-gradient-start: #0f172a;
    --bg-gradient-end: #1e293b;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-highlight: rgba(255, 255, 255, 0.15);
    --aus-gold: #FFC107;
    --aus-green: #00C853;
    --aus-green-dim: rgba(0, 200, 83, 0.2);
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --danger-red: #ff5252;
}

body {
    background: radial-gradient(circle at top center, var(--bg-gradient-end), var(--bg-gradient-start));
    color: var(--text-primary);
    font-family: 'Roboto', sans-serif;
    min-height: 100vh;
    padding-bottom: 40px;
    /* Prevent horizontal scroll on mobile */
    overflow-x: hidden; 
}

/* Typography Overrides */
.thai-text, .thai-subtitle {
    font-family: 'Noto Sans Thai', sans-serif;
    line-height: 1.6;
}

.thai-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 300;
    display: block;
    margin-top: 4px;
}

/* Layout Container */
.quiz-container {
    max-width: 720px;
    margin: 0 auto;
    padding: 20px;
}

/* Header Section */
.header-bar {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--glass-border);
}

.header-title h1 {
    font-weight: 800;
    font-size: 1.8rem;
    margin-bottom: 0.2rem;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    /* Reset background clipping for the h1 itself */
    background: none;
    -webkit-text-fill-color: initial;
}

/* Apply the gradient styling ONLY to the text span */
.header-title h1 span {
    background: linear-gradient(90deg, #fff, #cbd5e1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Glassmorphism Card Core */
.question-card, .results-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    padding: 2rem;
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
}

/* Add a subtle top highlight to cards */
.question-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--glass-highlight), transparent);
}

/* Question Text Styling */
.q-text-en {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.q-text-ph {
    font-size: 0.95rem;
    color: var(--aus-gold);
    font-style: italic;
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.q-text-th {
    font-size: 1.1rem;
    color: var(--text-secondary);
    border-left: 3px solid var(--aus-green);
    padding-left: 12px;
    margin-top: 1rem;
}

/* Progress Bar */
.progress-section {
    margin-bottom: 1.5rem;
    padding: 0 10px;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.score-badge {
    background: var(--glass-border);
    padding: 2px 10px;
    border-radius: 12px;
    color: var(--aus-gold);
}

.progress-track {
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    height: 8px;
    overflow: hidden;
}

.progress-fill {
    background: var(--aus-green);
    height: 100%;
    border-radius: 10px;
    transition: width 0.4s ease;
    box-shadow: 0 0 15px var(--aus-green-dim);
}

/* Answer Buttons Grid */
.answers-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

.answer-btn {
    background: linear-gradient(145deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 1.2rem;
    border-radius: 16px;
    text-align: left;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    width: 100%;
}

.answer-btn:hover:not(:disabled) {
    background: var(--glass-highlight);
    transform: translateY(-2px);
    border-color: rgba(255,255,255,0.2);
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}

.answer-btn:active:not(:disabled) {
    transform: scale(0.98);
}

/* Answer States */
.answer-btn.btn-success {
    background: rgba(0, 200, 83, 0.15) !important;
    border-color: var(--aus-green) !important;
    color: white !important;
    box-shadow: 0 0 15px var(--aus-green-dim);
}

.answer-btn.btn-danger {
    background: rgba(255, 82, 82, 0.15) !important;
    border-color: var(--danger-red) !important;
    color: white !important;
}

.answer-btn:disabled {
    opacity: 0.7;
    cursor: default;
    transform: none !important;
}

/* Feedback Box */
.feedback-box {
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: 16px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: slideUp 0.3s ease;
}

.feedback-icon {
    font-size: 2rem;
}

.feedback-box.alert-success {
    border-color: var(--aus-green);
    background: rgba(0, 200, 83, 0.1);
}

.feedback-box.alert-danger {
    border-color: var(--danger-red);
    background: rgba(255, 82, 82, 0.1);
}

/* Navigation Button */
.btn-next {
    background: var(--aus-green);
    color: #000;
    font-weight: 700;
    padding: 12px 30px;
    border-radius: 50px;
    border: none;
    font-size: 1rem;
    box-shadow: 0 4px 15px var(--aus-green-dim);
    transition: all 0.3s ease;
}

.btn-next:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--aus-green-dim);
    background: #00e676;
}

.btn-next:disabled {
    background: #334155;
    color: #64748b;
    box-shadow: none;
    cursor: not-allowed;
}

/* Utility Animations */
@keyframes slideUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Loading Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-left-color: var(--aus-green);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 2rem auto;
}

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

/* Results Screen */
.final-score-circle {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 4px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 2rem auto;
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--glass-bg);
}

.btn-restart {
    width: 100%;
    margin-bottom: 10px;
    background: var(--aus-gold);
    color: #000;
    font-weight: 700;
    padding: 15px;
    border-radius: 12px;
    border: none;
    cursor: pointer;
}

.btn-home {
    width: 100%;
    display: block;
    text-align: center;
    padding: 15px;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s;
}

.btn-home:hover {
    background: var(--glass-bg);
    color: white;
}

/* Mobile Tweaks */
@media (max-width: 600px) {
    .question-card {
        padding: 1.5rem;
    }
    
    .q-text-en {
        font-size: 1.2rem;
    }
    
    .answer-btn {
        padding: 1rem;
    }
}