/* Base Styling */
body {
    font-family: 'Poppins', sans-serif;
    background: url("../assets/background1.png") no-repeat center center fixed;
    background-size: cover;
    min-height: 100vh;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    text-align: center;
}

body::before {
    content: "";
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(255, 255, 255, 0.4); 
    z-index: -1;
}


/* Wrapper Setup */
#quiz-wrapper, #start-screen {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Quiz Container */
#quiz {
    background: #fff;
    padding: 20px;
    border-radius: 10px;
    max-width: 600px;
    margin: auto;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

/* Question Block */
.question {
    margin-bottom: 20px;
    padding: 15px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 0 5px rgba(0,0,0,0.1);
    text-align: left;
}

/* Timer */
#timer {
    position: sticky;
    top: 10px;
    z-index: 1000;
    font-size: 20px;
    color: white;
    background: linear-gradient(90deg, #667eea, #764ba2);
    padding: 10px 20px;
    border-radius: 30px;
    display: inline-block;
    margin-bottom: 15px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    font-weight: bold;
}

/* Progress */
#progress {
    font-size: 18px;
    margin-bottom: 10px;
    color: #333;
    font-weight: bold;
    padding-top: 30px;
    text-align: center;
}

.question h3 {
    text-align: center;
    margin-bottom: 20px;
    font-size: 20px;
}


/* Image */
.quiz-image {
    max-width: 400px;
    width: 100%;
    height: auto;
    display: block;
    margin: 10px auto;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* Hint */
.hint-text {
    font-style: italic;
    color: #555;
    margin-top: 10px;
}

/* Buttons */
.quiz-button {
    padding: 14px 20px;
    margin-top: 10px;
    cursor: pointer;
    color: white;
    border: none;
    border-radius: 8px;
    transition: transform 0.2s, box-shadow 0.2s;
    width: 100%;
    box-sizing: border-box;
}

.quiz-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* Button Variants */
.hint-button {
    background: linear-gradient(90deg, #a78bfa, #7c3aed);
}

.hint-button:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.submit-button {
    background: linear-gradient(90deg, #667eea, #764ba2);
}

.submit-button:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.restart-button {
    background: linear-gradient(90deg, #667eea, #6d28d9);
    padding: 12px 30px;
    margin: 40px auto 60px auto; /* Space above and below */
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    transition: transform 0.2s, box-shadow 0.2s;
    width: auto;        /* Prevent stretch */
    min-width: 150px;   /* Keep consistent width for balance */
    display: inline-block; /* For compact size */
}

.restart-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* Custom Radio Buttons */
input[type="radio"] {
    display: none;
}

/* Options Layout */
.options-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 20px 0;
    width: 100%;
}

/* Vertical Stretched Option Labels */
.option-label {
    display: block;
    padding: 14px 20px;
    border: 2px solid #ddd;
    border-radius: 12px;
    cursor: pointer;
    transition: background 0.3s, transform 0.2s;
    background: #fff;
    font-weight: 500;
    width: 100%;
    text-align: center;
    box-sizing: border-box;
}

.option-label:hover {
    background: #f4f4f4;
}

.option-label.selected {
    background: linear-gradient(90deg, #667eea, #764ba2);
    color: white;
    border-color: #667eea;
    transform: scale(1.01);
}

/* Button Group */
.button-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 20px;
    width: 100%;
}

/* Start Screen */
#start-screen h1 {
    margin-bottom: 30px;
    font-size: 28px;
}

#start-button {
    padding: 14px 32px;
    font-size: 18px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    color: white;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    width: auto; 
    min-width: 160px; 
    margin: 0 auto; 
}

#start-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(0,0,0,0.15);
}

.correct-answer {
    background: linear-gradient(90deg, #a8e063, #56ab2f);
    color: white;
    border: none !important;
    box-shadow: 0 2px 8px rgba(86,171,47,0.3);
    padding: 8px 12px;
    border-radius: 25px;
}

.user-selected {
    border: 2px solid #764ba2 !important;
    padding: 8px 12px;
    border-radius: 25px;
    box-shadow: 0 0 5px rgba(118,75,162,0.3);
}

.wrong-selected {
    background: #ffe6e6 !important;
    color: #333;
}

.unanswered-tag {
    display: inline-block;
    background: #f0f0f0;
    color: #999;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 20px;
    margin-top: 8px;
    font-style: italic;
}

.unanswered-option {
    opacity: 0.6;
    border: none !important;
}

.hint-text {
    background: #fff8dc; 
    color: #555;
    font-size: 15px;
    font-style: italic;
    padding: 12px 18px;
    border-radius: 8px;
    margin-top: 15px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}



/* Footer */
#footer {
    background: linear-gradient(90deg, #667eea, #764ba2);
    color: white;
    text-align: center;
    padding: 15px 10px;
    font-size: 14px;
    width: 100%;
    box-sizing: border-box;
    margin-top: auto;
    border-radius: 0;
}

#footer p {
    margin: 0;
}

.social-icons {
    margin-top: 8px;
}

.social-icons a {
    color: white;
    margin: 0 8px;
    font-size: 20px;
    transition: color 0.3s;
}

.social-icons a:hover {
    color: #d1c4e9;
}

/* Fade-in Animation */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

#result-summary {
    background: #fff;
    padding: 30px 40px;        /* Increased padding for breathing space */
    margin: 50px auto 30px auto; /* Adds top margin for visibility */
    max-width: 500px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    font-size: 18px;
    line-height: 1.6;
    color: #333;
    font-weight: 500;
    text-align: center;
}

#result-summary strong {
    font-size: 20px;
}

#time-summary {
    margin-top: 10px;
    color: #555;
}


/* Responsive: Tablet & Mobile */
@media (max-width: 900px) {
    #quiz {
        padding: 15px;
    }

    .quiz-image {
        max-width: 100%;
    }

    .option-label {
        font-size: 16px;
        padding: 12px 16px;
    }

    .quiz-button, .restart-button {
        font-size: 16px;
        padding: 12px 16px;
    }
}

@media (max-width: 600px) {
    #quiz {
        padding: 10px;
    }

    .quiz-image {
        max-width: 100%;
    }

    .option-label {
        font-size: 15px;
    }

    .quiz-button, .restart-button {
        width: 100%;
    }
}