/* ===== IMPORTS ===== */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: #adc1be;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

/* ===== CONTAINER ===== */
.container {
    width: 100%;
    max-width: 500px;
    min-height: 600px;
    background: linear-gradient(to bottom right, #2c5364, #203a43, #0f2027);
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    padding: 60px 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

/* ===== SCREEN BASE STYLES ===== */
.screen {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.screen-title {
    color: white;
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* ===== WELCOME SCREEN ===== */
.welcome-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 35px;
}

.logo {
    width: 150px;
    height: auto;
}

.title {
    color: white;
    font-size: 3rem;
    font-weight: 700;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.description {
    color: #e0e0e0;
    font-size: 1.1rem;
    font-weight: 400;
    line-height: 1.6;
    margin: 0;
    max-width: 300px;
}

/* ===== RULES SCREEN ===== */
.rules-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.rules-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
    max-width: 400px;
}

.rule-item {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.rule-item span {
    color: #e0e0e0;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    text-align: center;
    width: 100%;
}

/* ===== QUIZ SCREEN ===== */
.quiz-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.quiz-header {
    display: flex;
    justify-content: center;
}

.quiz-info {
    display: flex;
    gap: 20px;
    color: white;
    font-size: 1rem;
    font-weight: 500;
}

.question-counter,
.timer,
.score {
    background: rgba(255, 255, 255, 0.1);
    padding: 8px 15px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.question-section {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-top: 30px;
}

.question-text {
    color: white;
    font-size: 1.4rem;
    font-weight: 600;
    line-height: 1.4;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.options-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.option-btn {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 15px 20px;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    text-align: left;
}

.option-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.option-btn:disabled {
    cursor: not-allowed;
    transform: none;
}

.option-btn.correct {
    background: rgba(76, 175, 80, 0.3);
    border-color: #4CAF50;
    color: #4CAF50;
}

.option-btn.incorrect {
    background: rgba(244, 67, 54, 0.3);
    border-color: #F44336;
    color: #F44336;
}

.quiz-controls {
    display: flex;
    justify-content: center;
    margin-top: 20px;
}

/* ===== RESULTS SCREEN ===== */
.results-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.results-stats {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
    max-width: 300px;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-label {
    color: #e0e0e0;
    font-size: 1rem;
    font-weight: 500;
}

.stat-value {
    color: white;
    font-size: 1.2rem;
    font-weight: 700;
}

.results-message {
    color: #e0e0e0;
    font-size: 1.1rem;
    font-weight: 400;
    line-height: 1.6;
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* ===== BUTTONS ===== */
.button-group {
    display: flex;
    gap: 20px;
    margin-top: 40px;
}

.btn {
    padding: 12px 25px;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    text-decoration: none;
    display: inline-block;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.btn-primary {
    background-color: white;
    color: #2c5364;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    background-color: #f8f9fa;
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

.btn-danger {
    background-color: rgba(244, 67, 54, 0.8);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-danger:hover {
    background-color: rgba(244, 67, 54, 1);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .container {
        max-width: 90%;
        padding: 50px 20px;
        min-height: 500px;
    }
    
    .screen-title,
    .title {
        font-size: 2rem;
    }
    
    .description {
        font-size: 1rem;
    }
    
    .logo {
        width: 100px;
    }
    
    .quiz-info {
        flex-direction: column;
        gap: 10px;
    }
    
    .question-text {
        font-size: 1.2rem;
    }
    
    .option-btn {
        padding: 12px 15px;
        font-size: 0.95rem;
    }
    
    .rules-list {
        gap: 15px;
    }
    
    .rule-item {
        padding: 12px 15px;
    }
    
    .rule-item span {
        font-size: 0.95rem;
    }
    
    .button-group {
        flex-direction: column;
        gap: 10px;
    }
    
    .btn {
        width: 100%;
        padding: 15px 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 40px 15px;
        min-height: 450px;
    }
    
    .screen-title,
    .title {
        font-size: 1.8rem;
    }
    
    .description {
        font-size: 0.95rem;
    }
    
    .logo {
        width: 80px;
    }
    
    .question-text {
        font-size: 1.1rem;
    }
    
    .option-btn {
        padding: 10px 12px;
        font-size: 0.9rem;
    }
}