/* ===== RESET Y CONFIGURACIÓN GLOBAL ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colores CyberEduMX */
    --cyber-primary: #00f3ff;
    --cyber-secondary: #ff00ff;
    --cyber-accent: #00ff9d;
    --cyber-dark: #0a0a1a;
    --cyber-darker: #050510;
    --cyber-gray: #1a1a2e;
    --cyber-light: #e0e0ff;

    /* Efectos */
    --glow-primary: 0 0 15px var(--cyber-primary);
    --glow-secondary: 0 0 15px var(--cyber-secondary);
    --glow-accent: 0 0 15px var(--cyber-accent);

    /* Fuentes */
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Roboto', sans-serif;
}

body {
    font-family: var(--font-body);
    background: var(--cyber-darker);
    color: var(--cyber-light);
    min-height: 100vh;
    overflow-x: hidden;
    background-image:
        radial-gradient(circle at 10% 20%, rgba(0, 243, 255, 0.05) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(255, 0, 255, 0.05) 0%, transparent 20%);
}

/* ===== HEADER CYBER ===== */
.cyber-header {
    background: rgba(10, 10, 26, 0.9);
    border-bottom: 2px solid var(--cyber-primary);
    box-shadow: var(--glow-primary);
    backdrop-filter: blur(10px);
    padding: 1rem 2rem;
    position: relative;
    overflow: hidden;
}

.cyber-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg,
            transparent,
            var(--cyber-primary),
            var(--cyber-secondary),
            var(--cyber-primary),
            transparent);
    animation: scanline 3s linear infinite;
}

@keyframes scanline {
    0% {
        background-position: -1000px 0;
    }

    100% {
        background-position: 1000px 0;
    }
}

.cyber-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.cyber-brand {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.cyber-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.8rem;
    font-weight: 900;
}

.cyber-logo i {
    color: var(--cyber-primary);
    font-size: 2.2rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.1);
    }
}

.cyber-text {
    font-family: var(--font-heading);
    font-weight: 900;
    letter-spacing: 2px;
    background: linear-gradient(45deg, var(--cyber-primary), var(--cyber-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 10px rgba(0, 243, 255, 0.5);
}

.edu-text {
    color: var(--cyber-accent);
}

.mx-text {
    color: #ff0000;
}

.cyber-tagline {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.cyber-subtitle {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    letter-spacing: 1px;
    color: var(--cyber-light);
}

.cyber-chip {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 243, 255, 0.1);
    border: 1px solid var(--cyber-primary);
    border-radius: 20px;
    padding: 0.25rem 0.75rem;
    font-size: 0.8rem;
    width: fit-content;
}

.cyber-chip i {
    color: var(--cyber-accent);
}

.cyber-stats {
    display: flex;
    gap: 1.5rem;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(26, 26, 46, 0.7);
    border: 1px solid var(--cyber-gray);
    border-radius: 12px;
    padding: 0.75rem 1.25rem;
    transition: all 0.3s ease;
}

.stat-card:hover {
    border-color: var(--cyber-primary);
    box-shadow: var(--glow-primary);
    transform: translateY(-2px);
}

.stat-card i {
    font-size: 1.5rem;
    color: var(--cyber-primary);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--cyber-accent);
    display: block;
}

.stat-label {
    font-size: 0.7rem;
    letter-spacing: 1px;
    color: var(--cyber-light);
    opacity: 0.8;
}

.cyber-progress {
    margin-top: 1rem;
}

.progress-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--cyber-light);
}

#global-progress {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--cyber-accent);
}

.progress-bar {
    height: 8px;
    background: var(--cyber-gray);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--cyber-primary), var(--cyber-accent));
    border-radius: 4px;
    width: 72%;
    transition: width 1s ease;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 255, 255, 0.3),
            transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(100%);
    }
}

/* ===== CONTENEDOR PRINCIPAL ===== */
.cyber-container {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 2rem;
}

/* ===== SECCIONES ===== */
.active-section {
    display: block;
    animation: fadeIn 0.5s ease;
}

.hidden-section {
    display: none;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== DASHBOARD ===== */
.cyber-title {
    text-align: center;
    margin-bottom: 3rem;
}

.cyber-title h1 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
}

.cyber-title i {
    color: var(--cyber-primary);
    margin-right: 0.5rem;
}

.cyber-glow {
    background: linear-gradient(45deg, var(--cyber-primary), var(--cyber-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 15px rgba(0, 243, 255, 0.5);
}

.cyber-description {
    font-size: 1.1rem;
    color: var(--cyber-light);
    opacity: 0.9;
}

.highlight {
    color: var(--cyber-accent);
    font-weight: 700;
}

/* ===== GRID DE MATERIAS ===== */
.cyber-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.subject-card {
    background: rgba(26, 26, 46, 0.7);
    border: 2px solid var(--cyber-gray);
    border-radius: 16px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.subject-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--cyber-primary), var(--cyber-secondary));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.subject-card:hover {
    transform: translateY(-5px);
    border-color: var(--cyber-primary);
    box-shadow: var(--glow-primary);
}

.subject-card:hover::before {
    opacity: 1;
}

.subject-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.subject-header i {
    font-size: 2rem;
    color: var(--cyber-primary);
}

.subject-header h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    letter-spacing: 1px;
}

.subject-stats {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.subject-stats .stat {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--cyber-light);
    opacity: 0.8;
}

.subject-stats i {
    color: var(--cyber-accent);
}

.subject-progress {
    margin-bottom: 1.5rem;
}

.mini-progress {
    height: 6px;
    background: var(--cyber-gray);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.mini-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--cyber-primary), var(--cyber-accent));
    border-radius: 3px;
    transition: width 0.5s ease;
}

.progress-text {
    font-size: 0.85rem;
    color: var(--cyber-light);
    opacity: 0.8;
}

/* ===== BOTONES CYBER ===== */
.cyber-btn {
    background: linear-gradient(45deg, var(--cyber-primary), var(--cyber-secondary));
    color: var(--cyber-dark);
    border: none;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: 1px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.cyber-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 255, 255, 0.3),
            transparent);
    transition: left 0.5s ease;
}

.cyber-btn:hover::before {
    left: 100%;
}

.cyber-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.5);
}

.cyber-btn:active {
    transform: translateY(0);
}

.cyber-btn.secondary {
    background: transparent;
    color: var(--cyber-primary);
    border: 2px solid var(--cyber-primary);
}

.cyber-btn.secondary:hover {
    background: rgba(0, 243, 255, 0.1);
}

.cyber-btn.accent {
    background: linear-gradient(45deg, var(--cyber-accent), #00cc7a);
    color: var(--cyber-dark);
}

.cyber-btn.accent:hover {
    box-shadow: 0 0 20px rgba(0, 255, 157, 0.5);
}

.back-btn {
    width: auto;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

/* ===== CONTROLES ===== */
.cyber-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    background: rgba(26, 26, 46, 0.5);
    border: 2px solid var(--cyber-gray);
    border-radius: 16px;
    padding: 1.5rem;
    margin-top: 2rem;
}

.control-card {
    background: rgba(10, 10, 26, 0.7);
    border: 1px solid var(--cyber-gray);
    border-radius: 12px;
    padding: 1.25rem;
}

.control-card h4 {
    font-family: var(--font-heading);
    margin-bottom: 1rem;
    color: var(--cyber-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
}

.control-options {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

/* Switch Cyber */
.cyber-switch {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 0.9rem;
}

.cyber-switch input {
    display: none;
}

.switch-slider {
    width: 50px;
    height: 25px;
    background: var(--cyber-gray);
    border-radius: 25px;
    position: relative;
    transition: all 0.3s ease;
}

.switch-slider::before {
    content: '';
    position: absolute;
    width: 21px;
    height: 21px;
    border-radius: 50%;
    background: var(--cyber-primary);
    top: 2px;
    left: 2px;
    transition: all 0.3s ease;
}

.cyber-switch input:checked+.switch-slider {
    background: rgba(0, 243, 255, 0.2);
}

.cyber-switch input:checked+.switch-slider::before {
    transform: translateX(25px);
    background: var(--cyber-accent);
}

/* Quick Stats */
.quick-stats {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.quick-stat {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
}

.quick-stat i {
    color: var(--cyber-accent);
    width: 20px;
}

.quick-stat strong {
    color: var(--cyber-primary);
    font-family: var(--font-heading);
}

.action-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

/* ===== QUIZ SECTION ===== */
.quiz-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    background: rgba(26, 26, 46, 0.7);
    border: 2px solid var(--cyber-gray);
    border-radius: 16px;
    padding: 1.5rem;
}

.quiz-info {
    flex: 1;
}

.quiz-info h2 {
    font-family: var(--font-heading);
    color: var(--cyber-primary);
    margin-bottom: 0.5rem;
}

.quiz-meta {
    display: flex;
    gap: 1.5rem;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--cyber-light);
    opacity: 0.8;
}

.meta-item i {
    color: var(--cyber-accent);
}

.quiz-progress {
    min-width: 200px;
}

.progress-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.progress-container .progress-bar {
    flex: 1;
    height: 8px;
    background: var(--cyber-gray);
    border-radius: 4px;
    overflow: hidden;
}

#quiz-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--cyber-primary), var(--cyber-accent));
    border-radius: 4px;
    width: 0%;
    transition: width 0.3s ease;
}

#quiz-percentage {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--cyber-accent);
    min-width: 40px;
}

/* ===== QUIZ BODY ===== */
.quiz-body {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

@media (max-width: 1200px) {
    .quiz-body {
        grid-template-columns: 1fr;
    }

    .explanation-panel {
        order: -1;
    }
}

.question-container {
    background: rgba(26, 26, 46, 0.7);
    border: 2px solid var(--cyber-gray);
    border-radius: 16px;
    padding: 2rem;
}

.question-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.question-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 900;
    color: var(--cyber-primary);
    min-width: 80px;
}

#question-text {
    font-size: 1.3rem;
    line-height: 1.5;
}

.options-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
}

.option-btn {
    background: rgba(10, 10, 26, 0.7);
    border: 2px solid var(--cyber-gray);
    border-radius: 12px;
    padding: 1.25rem;
    text-align: left;
    font-size: 1rem;
    color: var(--cyber-light);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.option-btn::before {
    content: attr(data-letter);
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--cyber-primary);
}

.option-btn span {
    margin-left: 2.5rem;
    display: block;
}

.option-btn:hover {
    border-color: var(--cyber-primary);
    background: rgba(0, 243, 255, 0.1);
    transform: translateX(5px);
}

.option-btn.selected {
    border-color: var(--cyber-accent);
    background: rgba(0, 255, 157, 0.1);
}

.option-btn.correct {
    border-color: var(--cyber-accent);
    background: rgba(0, 255, 157, 0.2);
    box-shadow: var(--glow-accent);
}

.option-btn.incorrect {
    border-color: #ff0000;
    background: rgba(255, 0, 0, 0.2);
}

.quiz-controls {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
}

.quiz-controls .cyber-btn {
    width: auto;
    min-width: 150px;
}

@media (max-width: 768px) {
    .quiz-controls {
        flex-direction: column;
    }

    .quiz-controls .cyber-btn {
        width: 100%;
    }
}

/* ===== EXPLANATION PANEL ===== */
.explanation-panel {
    background: rgba(26, 26, 46, 0.7);
    border: 2px solid var(--cyber-gray);
    border-radius: 16px;
    padding: 1.5rem;
    height: fit-content;
}

.explanation-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--cyber-gray);
}

.explanation-header h4 {
    font-family: var(--font-heading);
    color: var(--cyber-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.close-explanation {
    background: none;
    border: none;
    color: var(--cyber-light);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.close-explanation:hover {
    color: var(--cyber-primary);
    background: rgba(0, 243, 255, 0.1);
}

.explanation-content {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--cyber-light);
    opacity: 0.9;
    margin-bottom: 1rem;
}

.explanation-footer {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--cyber-light);
    opacity: 0.7;
}

.difficulty-label,
.accuracy-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ===== RESULTS SECTION ===== */
.results-header {
    text-align: center;
    margin-bottom: 3rem;
}

.results-header h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--cyber-primary);
    margin-bottom: 0.5rem;
}

.results-body {
    background: rgba(26, 26, 46, 0.7);
    border: 2px solid var(--cyber-gray);
    border-radius: 16px;
    padding: 2rem;
}

.main-result {
    margin-bottom: 2rem;
}

.result-score {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3rem;
}

@media (max-width: 768px) {
    .result-score {
        flex-direction: column;
        text-align: center;
    }
}

.score-circle {
    position: relative;
    width: 120px;
    height: 120px;
}

.score-bg {
    fill: none;
    stroke: var(--cyber-gray);
    stroke-width: 8;
}

.score-progress {
    fill: none;
    stroke: var(--cyber-accent);
    stroke-width: 8;
    stroke-linecap: round;
    stroke-dasharray: 339.292;
    stroke-dashoffset: 339.292;
    transition: stroke-dashoffset 1s ease;
    transform: rotate(-90deg);
    transform-origin: 50% 50%;
}

.score-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

#final-score {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--cyber-accent);
    display: block;
}

.score-percent {
    font-size: 1.5rem;
    color: var(--cyber-light);
}

.score-details h3 {
    font-family: var(--font-heading);
    color: var(--cyber-primary);
    margin-bottom: 1rem;
}

.score-breakdown {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-width: 200px;
}

.breakdown-label {
    color: var(--cyber-light);
    opacity: 0.8;
}

.breakdown-value {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--cyber-accent);
    font-size: 1.2rem;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.result-card {
    background: rgba(10, 10, 26, 0.7);
    border: 1px solid var(--cyber-gray);
    border-radius: 12px;
    padding: 1.25rem;
}

.result-card h4 {
    font-family: var(--font-heading);
    color: var(--cyber-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Stats List */
.stats-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.stat-bar {
    flex: 1;
    height: 6px;
    background: var(--cyber-gray);
    border-radius: 3px;
    overflow: hidden;
}

.stat-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--cyber-primary), var(--cyber-accent));
    border-radius: 3px;
}

/* Recommendations */
.recommendations {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.recommendation {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
}

.recommendation i {
    color: var(--cyber-accent);
    min-width: 20px;
}

/* Achievements */
.achievements {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.achievement {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: rgba(0, 243, 255, 0.1);
    border: 1px solid var(--cyber-primary);
    border-radius: 8px;
    font-size: 0.9rem;
}

.achievement i {
    color: var(--cyber-accent);
    min-width: 20px;
}

.achievement.locked {
    opacity: 0.5;
    background: rgba(26, 26, 46, 0.5);
    border-color: var(--cyber-gray);
}

.achievement.locked i {
    color: var(--cyber-gray);
}

.results-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .results-actions {
        flex-direction: column;
    }

    .results-actions .cyber-btn {
        width: 100%;
    }
}

/* ===== PROGRESS SECTION ===== */
.progress-overview {
    background: rgba(26, 26, 46, 0.7);
    border: 2px solid var(--cyber-gray);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.overview-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3rem;
}

@media (max-width: 768px) {
    .overview-progress {
        flex-direction: column;
        text-align: center;
    }
}

.overview-circle {
    position: relative;
    width: 140px;
    height: 140px;
}

.overview-bg {
    fill: none;
    stroke: var(--cyber-gray);
    stroke-width: 10;
}

.overview-fill {
    fill: none;
    stroke: var(--cyber-primary);
    stroke-width: 10;
    stroke-linecap: round;
    stroke-dasharray: 408.4;
    stroke-dashoffset: 408.4;
    transition: stroke-dashoffset 1s ease;
    transform: rotate(-90deg);
    transform-origin: 50% 50%;
}

.overview-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

#overall-progress {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--cyber-primary);
    display: block;
}

.overview-stats {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.overview-stat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-width: 250px;
    padding: 0.75rem;
    background: rgba(10, 10, 26, 0.5);
    border-radius: 8px;
}

.stat-label {
    color: var(--cyber-light);
    opacity: 0.8;
}

.stat-value {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--cyber-accent);
    font-size: 1.2rem;
}

.progress-details {
    background: rgba(26, 26, 46, 0.7);
    border: 2px solid var(--cyber-gray);
    border-radius: 16px;
    padding: 2rem;
}

.progress-details h3 {
    font-family: var(--font-heading);
    color: var(--cyber-primary);
    margin-bottom: 1.5rem;
}

/* Progress Items */
.subject-progress-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.progress-item {
    background: rgba(10, 10, 26, 0.5);
    border: 1px solid var(--cyber-gray);
    border-radius: 12px;
    padding: 1rem;
}

.progress-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.progress-item-header div {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.progress-item-header i {
    color: var(--cyber-primary);
    font-size: 1.2rem;
}

.progress-percentage {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--cyber-accent);
    font-size: 1.2rem;
}

.progress-item-stats {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    color: var(--cyber-light);
    opacity: 0.8;
    margin-bottom: 0.75rem;
}

.progress-item-bar {
    height: 8px;
    background: var(--cyber-gray);
    border-radius: 4px;
    overflow: hidden;
}

.progress-item-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--cyber-primary), var(--cyber-accent));
    border-radius: 4px;
    transition: width 0.5s ease;
}

/* ===== FOOTER ===== */
.cyber-footer {
    background: rgba(10, 10, 26, 0.9);
    border-top: 2px solid var(--cyber-primary);
    margin-top: 4rem;
    padding: 2rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand {
    flex: 1;
    min-width: 300px;
}

.footer-tagline {
    color: var(--cyber-light);
    opacity: 0.8;
    margin-top: 0.5rem;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 3rem;
    flex-wrap: wrap;
}

.footer-section {
    min-width: 150px;
}

.footer-section h4 {
    font-family: var(--font-heading);
    color: var(--cyber-primary);
    margin-bottom: 1rem;
    font-size: 1rem;
    letter-spacing: 1px;
}

.footer-section a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--cyber-light);
    text-decoration: none;
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.footer-section a:hover {
    color: var(--cyber-accent);
    transform: translateX(5px);
}

.footer-section a i {
    width: 20px;
    color: var(--cyber-primary);
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid var(--cyber-gray);
    text-align: center;
    color: var(--cyber-light);
    opacity: 0.7;
    font-size: 0.85rem;
}

.footer-tech {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.tech-tag {
    background: rgba(0, 243, 255, 0.1);
    border: 1px solid var(--cyber-primary);
    border-radius: 4px;
    padding: 0.25rem 0.75rem;
    font-size: 0.8rem;
    font-family: var(--font-heading);
    letter-spacing: 1px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
    .cyber-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }

    .cyber-controls {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .cyber-nav {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .cyber-brand {
        flex-direction: column;
        text-align: center;
    }

    .cyber-stats {
        justify-content: center;
    }

    .quiz-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .quiz-meta {
        justify-content: center;
        flex-wrap: wrap;
    }

    .results-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
    }

    .footer-links {
        justify-content: space-between;
    }
}

@media (max-width: 480px) {
    .cyber-container {
        padding: 0 1rem;
    }

    .cyber-grid {
        grid-template-columns: 1fr;
    }

    .cyber-controls {
        grid-template-columns: 1fr;
    }

    .quiz-controls {
        flex-direction: column;
    }

    .quiz-controls .cyber-btn {
        width: 100%;
    }

    .results-actions {
        flex-direction: column;
    }

    .results-actions .cyber-btn {
        width: 100%;
    }
}

/* ===== SUPER PERRONA EFFECTS ===== */

/* 1. XP Popup */
.xp-popup {
    position: fixed;
    color: #ffd700;
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 2rem;
    pointer-events: none;
    z-index: 2000;
    text-shadow: 0 0 10px #ff00ff;
    animation: floatUp 1s ease-out forwards;
}

@keyframes floatUp {
    0% {
        transform: translateY(0) scale(1);
        opacity: 1;
    }

    50% {
        transform: translateY(-30px) scale(1.2);
        opacity: 1;
    }

    100% {
        transform: translateY(-60px) scale(1.5);
        opacity: 0;
    }
}

/* 2. Particle Background */
#particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(0, 243, 255, 0.3);
    border-radius: 50%;
    animation: dbg-float 20s linear infinite;
}

@keyframes dbg-float {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }

    10% {
        opacity: 0.5;
    }

    90% {
        opacity: 0.5;
    }

    100% {
        transform: translateY(-10vh) rotate(360deg);
        opacity: 0;
    }
}


/* ===== REVIEW MODE OVERLAY ===== */
.cyber-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 5, 16, 0.95);
    backdrop-filter: blur(5px);
    z-index: 1000;
    display: none;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

.review-modal {
    background: rgba(26, 26, 46, 0.95);
    border: 2px solid var(--cyber-primary);
    box-shadow: 0 0 30px rgba(0, 243, 255, 0.2);
    border-radius: 16px;
    width: 100%;
    max-width: 800px;
    height: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: zoomIn 0.3s ease;
}

@keyframes zoomIn {
    from {
        transform: scale(0.9);
        opacity: 0;
    }

    to {
        transform: scale(1);
        opacity: 1;
    }
}

.review-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--cyber-gray);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(10, 10, 26, 0.9);
}

.review-header h2 {
    font-family: var(--font-heading);
    color: var(--cyber-primary);
    font-size: 1.5rem;
    margin: 0;
}

.close-btn {
    background: none;
    border: none;
    color: var(--cyber-light);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close-btn:hover {
    color: var(--cyber-accent);
}

.review-content {
    padding: 1.5rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Scrollbar personalizada */
.review-content::-webkit-scrollbar {
    width: 8px;
}

.review-content::-webkit-scrollbar-track {
    background: var(--cyber-dark);
}

.review-content::-webkit-scrollbar-thumb {
    background: var(--cyber-gray);
    border-radius: 4px;
}

.review-content::-webkit-scrollbar-thumb:hover {
    background: var(--cyber-primary);
}

.review-item {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--cyber-gray);
    border-radius: 12px;
    padding: 1.25rem;
    transition: all 0.3s ease;
}

.review-item.correct-block {
    border-left: 4px solid var(--cyber-accent);
}

.review-item.incorrect-block {
    border-left: 4px solid #ff0000;
}

.review-item-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    font-family: var(--font-heading);
    font-size: 0.9rem;
}

.q-status {
    font-weight: 700;
}

.correct-block .q-status {
    color: var(--cyber-accent);
}

.incorrect-block .q-status {
    color: #ff0000;
}

.q-text {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    line-height: 1.5;
}

.q-answer-review {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.95rem;
    background: rgba(255, 255, 255, 0.05);
    padding: 0.75rem;
    border-radius: 8px;
}

.user-sel strong {
    color: var(--cyber-secondary);
}

.correct-sel strong {
    color: var(--cyber-accent);
}

.q-rationale {
    background: rgba(0, 243, 255, 0.05);
    border: 1px solid rgba(0, 243, 255, 0.2);
    padding: 0.75rem;
    border-radius: 8px;
    font-size: 0.9rem;
    color: var(--cyber-light);
    display: flex;
    gap: 0.5rem;
    align-items: start;
}

.q-rationale i {
    color: var(--cyber-primary);
    margin-top: 3px;
}

@media (max-width: 768px) {
    .q-answer-review {
        grid-template-columns: 1fr;
    }
}