/* -------------------- Global Styles -------------------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Nunito", sans-serif;
}

/* -------------------- CSS Variables for Themes -------------------- */
:root {
    /* Light Theme Colors */
    --light-background: #FFFFFF;
    --light-container-bg: #F5F5F5;
    --light-text-color: #333333;
    --light-primary-color: #58A6FF;
    --light-border-color: #CCCCCC;
    --light-hover-color: #1F6FEB;
    --light-correct-color: #34A853;
    --light-incorrect-color: #EA4335;
    --light-box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.1);

    /* Dark Theme Colors */
    --dark-background: #0D1117;
    --dark-container-bg: #161B22;
    --dark-text-color: #E6EDF3;
    --dark-primary-color: #58A6FF;
    --dark-border-color: #30363D;
    --dark-hover-color: #1F6FEB;
    --dark-correct-color: #238636;
    --dark-incorrect-color: #DA3633;
    --dark-box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.3);

    /* Default Theme */
    --background-color: var(--dark-background);
    --container-bg: var(--dark-container-bg);
    --text-color: var(--dark-text-color);
    --primary-color: var(--dark-primary-color);
    --border-color: var(--dark-border-color);
    --hover-color: var(--dark-hover-color);
    --correct-color: var(--dark-correct-color);
    --incorrect-color: var(--dark-incorrect-color);
    --box-shadow: var(--dark-box-shadow);
}

[data-theme="light"] {
    --background-color: var(--light-background);
    --container-bg: var(--light-container-bg);
    --text-color: var(--light-text-color);
    --primary-color: var(--light-primary-color);
    --border-color: var(--light-border-color);
    --hover-color: var(--light-hover-color);
    --correct-color: var(--light-correct-color);
    --incorrect-color: var(--light-incorrect-color);
    --box-shadow: var(--light-box-shadow);
}

[data-theme="dark"] {
    --background-color: var(--dark-background);
    --container-bg: var(--dark-container-bg);
    --text-color: var(--dark-text-color);
    --primary-color: var(--dark-primary-color);
    --border-color: var(--dark-border-color);
    --hover-color: var(--dark-hover-color);
    --correct-color: var(--dark-correct-color);
    --incorrect-color: var(--dark-incorrect-color);
    --box-shadow: var(--dark-box-shadow);
}

/* -------------------- Body Styling -------------------- */
body {
    background: var(--background-color);
    color: var(--text-color);
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s, color 0.3s;
}

/* -------------------- Main Container Styling -------------------- */
.main-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100dvh;
    width: 100%;
}
/* -------------------- Theme BTN Styling -------------------- */
.theme-btn {
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-color);
    transition: all 0.3s;
}
/* -------------------- Volume BTN Styling -------------------- */
.volume-btn {
    position: absolute;
    top: 10px;
    left: 20px;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-color);
    transition: all 0.3s;
}


/* -------------------- Container Styling -------------------- */
.container-config {
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    max-width: 700px;
    width: 100%;
    margin: auto 10px;
    padding: 20px;
    background-color: var(--container-bg);
    color: var(--text-color);
    box-shadow: var(--box-shadow);
    transition: background-color 0.3s, color 0.3s, box-shadow 0.3s;
}

/* -------------------- Heading & Separator -------------------- */
.container-config h2 {
    text-align: center;
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.container-config hr {
    border: none;
    height: 2px;
    background: var(--border-color);
    margin: 15px 0;
}

/* Extra spacing for second HR */
#secHr {
    margin: 32px 0;
}

/* -------------------- Label Styling -------------------- */
.container-config label {
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--text-color);
    display: block;
    margin-top: 8px; /* Space between label and input */
    padding-left: 2px;
}

/* -------------------- Select Box Styling -------------------- */
.container-config select {
    padding: 8px;
    background: var(--container-bg);
    color: var(--text-color);
    border: 2px solid var(--border-color);
    height: 40px;
    border-radius: 5px;
    transition: all 0.3s ease-in-out;
}
.container-config option {
    background: var(--container-bg);
    color: var(--text-color);
}

/* Hover effect for select box */
.container-config select:hover {
    cursor: pointer;
}

/* Focus effect for select box */
.container-config select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 5px var(--primary-color);
    outline: none;
}

/* -------------------- Scrollbar Styling for Select -------------------- */
.container-config select::-webkit-scrollbar {
    width: 4px;
}

.container-config select::-webkit-scrollbar-track {
    background: var(--container-bg);
    border-radius: 10px;
}

.container-config select::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 10px;
}

.container-config select::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* -------------------- Start Button Styling -------------------- */
.start-btn {
    background: var(--primary-color);
    color: var(--background-color);
    font-size: 1.2rem;
    font-weight: 700;
    border: none;
    padding: 12px 20px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease-in-out;
    text-align: center;
    width: 100%;
    box-shadow: var(--box-shadow);
}

/* Hover effect for button */
.start-btn:hover {
    background: var(--hover-color);
}

/* Active state for button */
.start-btn:active {
    background: var(--primary-color);
}

/* Focus effect for button */
.start-btn:focus {
    outline: none;
    box-shadow: 0 0 8px var(--primary-color);
}

/* -------------------- Quiz Container Styling -------------------- */
.quiz-container {
    display: none;
    width: 100%;
    max-width: 700px;
    margin-top: 20px;
    padding: 20px;
    border-radius: 12px;
    background: var(--container-bg);
    color: var(--text-color);
    box-shadow: var(--box-shadow);
    transition: background-color 0.3s, color 0.3s, box-shadow 0.3s;
}

/* -------------------- Question Container Styling -------------------- */
#question-container {
    margin-bottom: 20px;
}

/* -------------------- Question Text Styling -------------------- */
.question {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-color);
}

/* -------------------- Answer Options Styling -------------------- */
.answer-option {
    display: block;
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    background: var(--border-color);
    color: var(--text-color);
    border: 2px solid var(--border-color);
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease-in-out;
    text-align: left;
}

.answer-option:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--background-color);
}

.answer-option.correct {
    background: var(--correct-color);
    border-color: var(--correct-color);
}

.answer-option.incorrect {
    background: var(--incorrect-color);
    border-color: var(--incorrect-color);
}

/* -------------------- Next Button Styling -------------------- */
.next-btn {
    background: var(--primary-color);
    color: var(--background-color);
    font-size: 1.2rem;
    font-weight: 700;
    border: none;
    padding: 12px 20px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease-in-out;
    text-align: center;
    width: 100%;
    margin-top: 20px;
    box-shadow: var(--box-shadow);
}

.next-btn:hover {
    background: var(--hover-color);
}

.next-btn:active {
    background: var(--primary-color);
}

.next-btn:focus {
    outline: none;
    box-shadow: 0 0 8px var(--primary-color);
}

/* -------------------- Question Number Styling -------------------- */
.questionNum {
    font-size: 0.95rem;
    margin: 10px 0;
    color: var(--text-color);
}
/* -------------------- End Screen Styling -------------------- */

 .end-screen {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 20px;
}

.end-screen-text {
    font-size: 1.5rem;
    font-weight: bold;
    margin: 10px 0;
}

.end-screen .end-screen-text:nth-child(2) {
    font-size: 2.5rem;
}

.end-screen p.end-screen-text {
    font-size: 1rem;
    margin-bottom: 20px;
}

/* Dark Theme */
.dark .end-screen-text {
    color: #ecf0f1;
}

/* Light Theme */
.light .end-screen-text {
    color: #2c3e50;
}

.restart-btn {
    padding: 10px 20px;
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s;
}

.light .restart-btn {
    background-color: #007bff;
}