/* Global Styles */
:root {
    --primary-color: #1a3a3a;
    --secondary-color: #2c5d63;
    --accent-color: #a6a6a6;
    --correct-color: #4caf50;
    --incorrect-color: #f44336;
    --text-color: #333;
    --light-text: #fff;
    --background-color: #f2f2f2;
    --card-bg: #fff;
    --military-green: #4b5320;
    --military-blue: #2a3457;
    --military-gold: #d4af37;
    --military-red: #9b2226;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --border-radius: 4px;
    --secondary-bg-color: #2c5d63;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    color: var(--text-color);
    background-color: var(--background-color);
    line-height: 1.6;
    background-image: url('https://www.transparenttextures.com/patterns/diamond-upholstery.png');
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main.container {
    flex: 1;
    width: 90%;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Estilos del contenedor principal dentro del main */
.quiz-container, #final-results {
    padding-bottom: 1.5rem;
}

/* Header Styles */
header {
    background: linear-gradient(135deg, var(--military-blue), var(--primary-color));
    color: var(--light-text);
    padding: 1.5rem 0;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
    border-bottom: 3px solid var(--military-gold);
}

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

.logo {
    font-size: 2.5rem;
    margin-right: 1rem;
    color: var(--military-gold);
}

.title {
    text-align: center;
}

header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

header p {
    font-size: 1rem;
    opacity: 0.9;
}

/* Tabs */
.tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.tab-btn {
    background-color: #e9e9e9;
    border: none;
    padding: 12px 16px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid #ccc;
    margin: 0 2px;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.tab-btn:first-child {
    border-top-left-radius: var(--border-radius);
    border-bottom-left-radius: var(--border-radius);
}

.tab-btn:last-child {
    border-top-right-radius: var(--border-radius);
    border-bottom-right-radius: var(--border-radius);
}

.tab-btn.active {
    background-color: var(--military-blue);
    color: var(--light-text);
    border-color: var(--military-blue);
}

.tab-btn.completed {
    background-color: var(--correct-color);
    color: white;
    position: relative;
}

.tab-btn.completed:hover {
    background-color: var(--correct-color);
    opacity: 0.9;
}

.completion-check {
    margin-left: 8px;
    font-size: 0.8em;
}

/* Quiz Container */
.quiz-container {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 2rem;
    margin-bottom: 2rem;
    border-top: 4px solid var(--military-blue);
}

.question-header {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

.insignia {
    font-size: 1.8rem;
    color: var(--military-gold);
    margin-right: 1rem;
}

#question-text {
    font-size: 1.4rem;
    color: var(--military-blue);
    flex: 1;
}

/* Options */
#options-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.option {
    background-color: #f5f5f5;
    border: 2px solid #e0e0e0;
    border-radius: var(--border-radius);
    padding: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
}

.option:before {
    content: '';
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #ccc;
    border-radius: 50%;
    margin-right: 10px;
    transition: all 0.2s ease;
}

.option:hover {
    background-color: #e6e6e6;
    transform: translateY(-2px);
}

.option.selected {
    background-color: rgba(42, 52, 87, 0.1);
    border-color: var(--military-blue);
}

.option.selected:before {
    background-color: var(--military-blue);
    border-color: var(--military-blue);
}

.option.correct {
    background-color: rgba(76, 175, 80, 0.1);
    border-color: var(--correct-color);
}

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

.option.incorrect {
    background-color: rgba(244, 67, 54, 0.1);
    border-color: var(--incorrect-color);
}

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

/* Result Container */
#result-container {
    text-align: center;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    border: 1px solid #e0e0e0;
}

#result-container.correct {
    background-color: rgba(76, 175, 80, 0.1);
    border: 1px solid var(--correct-color);
}

#result-container.incorrect {
    background-color: rgba(244, 67, 54, 0.1);
    border: 1px solid var(--incorrect-color);
}

#result-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

#result-text {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

#explanation {
    background-color: #f5f5f5;
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    text-align: left;
    border-left: 4px solid var(--military-blue);
}

#next-btn {
    background-color: var(--military-blue);
    color: var(--light-text);
    border: none;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

#next-btn i {
    margin-left: 8px;
}

#next-btn:hover {
    background-color: var(--primary-color);
    transform: translateY(-2px);
}

/* Progress Bar */
#progress-container {
    margin-top: 1.5rem;
}

#progress-bar {
    height: 10px;
    background-color: #e0e0e0;
    border-radius: 5px;
    margin-bottom: 0.5rem;
    overflow: hidden;
}

#progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--military-blue), var(--secondary-color));
    width: 20%;
    transition: width 0.3s ease;
}

#progress-text {
    text-align: center;
    font-size: 0.9rem;
    color: #666;
    font-weight: 600;
}

/* Final Results */
#final-results {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 2rem;
    text-align: center;
    margin-bottom: 20px;
    border-top: 4px solid var(--military-gold);
}

#final-results h2 {
    color: var(--military-blue);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

#score-container {
    margin-bottom: 2rem;
}

#score-circle {
    width: 150px;
    height: 150px;
    background: linear-gradient(135deg, var(--military-blue), var(--primary-color));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1.5rem;
    color: var(--light-text);
    font-size: 2rem;
    font-weight: bold;
    border: 5px solid var(--military-gold);
}

#score-message {
    font-size: 1.2rem;
    color: var(--military-blue);
    font-weight: 600;
}

.rank-info {
    background-color: #f5f5f5;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.rank-badge {
    font-size: 2rem;
    color: var(--military-gold);
    margin-right: 1rem;
}

#rank-text {
    font-size: 1.1rem;
    color: var(--military-blue);
}

#restart-btn {
    background-color: var(--military-blue);
    color: var(--light-text);
    border: none;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
    margin-bottom: 30px;
}

#restart-btn i {
    margin-right: 8px;
}

#restart-btn:hover {
    background-color: var(--primary-color);
    transform: translateY(-2px);
}

/* Estilos para el selector de dificultad */
.difficulty-container {
    margin-bottom: 20px;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.difficulty-container label {
    font-weight: bold;
    color: #2c3e50;
}

.difficulty-selector {
    padding: 8px 12px;
    border: 2px solid #3a5169;
    border-radius: 4px;
    background-color: #f8f9fa;
    color: #2c3e50;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.difficulty-selector:hover {
    border-color: #1a2a3a;
    background-color: #e9ecef;
}

.difficulty-selector:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(58, 81, 105, 0.3);
}

/* Estilos específicos para opciones de dificultad */
.difficulty-selector option {
    padding: 8px;
    background-color: #f8f9fa;
    color: #2c3e50;
}

/* Ajustes responsivos para el selector de dificultad */
@media (max-width: 768px) {
    .difficulty-container {
        flex-direction: column;
        gap: 5px;
    }
    
    .difficulty-selector {
        width: 100%;
        max-width: 250px;
    }
}

/* Utility Classes */
.hidden {
    display: none;
}

/* Mensaje de completar categorías */
.categories-remaining {
    background-color: #f5f5f5;
    border-radius: var(--border-radius);
    padding: 15px;
    margin-top: 20px;
    margin-bottom: 30px;
    text-align: center;
    color: var(--military-blue);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Footer */
footer {
    background-color: var(--secondary-bg-color);
    text-align: center;
    padding: 0.6rem 0;
    border-top: 1px solid var(--military-gold);
    width: 100%;
    margin-top: 2rem;
    box-shadow: 0 -1px 5px rgba(0, 0, 0, 0.05);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
}

.footer-motto {
    color: var(--military-gold);
    font-weight: 500;
    margin-top: 2px;
    font-size: 0.8rem;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    .container {
        width: 95%;
        padding: 0 10px;
    }
    
    header {
        padding: 15px 0;
    }
    
    .title h1 {
        font-size: 1.3rem;
    }
    
    .title p {
        font-size: 0.8rem;
    }
    
    .tabs {
        flex-wrap: wrap;
    }
    
    .tab-btn {
        flex: 1 0 45%;
        margin-bottom: 5px;
        font-size: 0.9rem;
        padding: 8px 5px;
    }
    
    .insignia {
        font-size: 1.2rem;
    }
    
    #question-text {
        font-size: 1rem;
    }
    
    .option {
        padding: 10px;
        font-size: 0.9rem;
    }
    
    #result-text {
        font-size: 0.9rem;
    }
    
    #explanation {
        font-size: 0.85rem;
    }
    
    #next-btn, #restart-btn {
        font-size: 0.9rem;
        padding: 8px 15px;
    }
    
    #progress-text {
        font-size: 0.8rem;
    }
    
    #final-results {
        padding: 15px;
    }
    
    #score-circle {
        width: 120px;
        height: 120px;
        font-size: 1.5rem;
    }
    
    .rank-badge {
        font-size: 2.5rem;
    }
    
    #rank-text {
        font-size: 0.9rem;
    }
    
    .categories-remaining {
        margin-bottom: 35px;
        padding: 12px;
    }
}

@media screen and (max-width: 480px) {
    .container {
        width: 100%;
        padding: 0 10px;
    }
    
    .title h1 {
        font-size: 1.1rem;
    }
    
    .title p {
        font-size: 0.7rem;
    }
    
    .logo {
        width: 30px;
        height: 30px;
    }
    
    .tab-btn {
        flex: 1 0 100%;
        margin-bottom: 2px;
        font-size: 0.85rem;
        padding: 6px 4px;
    }
    
    .insignia {
        font-size: 1rem;
        margin-right: 8px;
    }
    
    #question-text {
        font-size: 0.95rem;
    }
    
    .option {
        padding: 8px;
        font-size: 0.85rem;
        margin-bottom: 6px;
    }
    
    #result-container {
        padding: 8px;
    }
    
    #result-text {
        font-size: 0.85rem;
    }
    
    #explanation {
        font-size: 0.8rem;
        padding: 8px;
    }
    
    #next-btn, #restart-btn {
        font-size: 0.85rem;
        padding: 7px 14px;
    }
    
    #progress-text {
        font-size: 0.75rem;
    }
    
    #final-results {
        padding: 12px;
    }
    
    #score-circle {
        width: 100px;
        height: 100px;
        font-size: 1.3rem;
    }
    
    #score-message {
        font-size: 0.9rem;
    }
    
    .rank-badge {
        font-size: 2rem;
    }
    
    #rank-text {
        font-size: 0.85rem;
    }
    
    .categories-remaining {
        margin-bottom: 45px;
        padding: 10px;
        font-size: 0.9rem;
    }
    
    /* Ajustar footer para móviles */
    footer {
        padding: 0.4rem 0;
    }
    
    .footer-content {
        font-size: 0.7rem;
    }
    
    .footer-motto {
        font-size: 0.65rem;
        margin-top: 1px;
    }
}

/* Pop-up de buenos deseos para Kevin */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.popup-content {
    background-color: var(--card-bg);
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    animation: popup-fade-in 0.5s ease-out;
    border: 2px solid var(--military-blue);
}

.popup-header {
    background-color: var(--military-blue);
    color: var(--light-text);
    padding: 20px;
    text-align: center;
    border-bottom: 2px solid var(--military-gold);
}

.popup-header i {
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: var(--military-gold);
}

.popup-header h2 {
    margin: 0;
    font-size: 1.8rem;
}

.popup-body {
    padding: 20px;
    text-align: center;
}

.popup-body p {
    margin-bottom: 15px;
    font-size: 1.1rem;
    line-height: 1.5;
}

.popup-quote {
    font-style: italic;
    color: var(--military-blue);
    font-weight: bold;
    margin-top: 20px;
    padding: 10px;
    border-left: 3px solid var(--military-gold);
    background-color: rgba(42, 52, 87, 0.1);
}

.popup-button {
    display: block;
    width: 80%;
    margin: 20px auto;
    padding: 12px 20px;
    background-color: var(--military-blue);
    color: var(--light-text);
    border: none;
    border-radius: 4px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background-color 0.3s;
}

.popup-button:hover {
    background-color: #1a2340;
}

.popup-button i {
    margin-left: 8px;
}

@keyframes popup-fade-in {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Estilos para dispositivos móviles */
@media (max-width: 600px) {
    .popup-content {
        width: 95%;
    }
    
    .popup-header h2 {
        font-size: 1.5rem;
    }
    
    .popup-body p {
        font-size: 1rem;
    }
}