/* ===================================
   PAES - ESTILOS PRINCIPALES
   =================================== */

/* Variables CSS */
:root {
    /* Colores principales */
    --primary-blue: #0070D1;
    --primary-blue-dark: #00439C;
    --primary-blue-darker: #00246E;
    --dark-bg: #1F1F1F;
    --card-bg: #2A2A2A;
    
    /* Colores de estado */
    --success: #28a745;
    --warning: #ffc107;
    --error: #dc3545;
    --info: #17a2b8;
    
    /* Colores de texto */
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #888888;
    
    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Bordes */
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    /* Sombras */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    
    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Reset y base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Contenedor principal */
.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ===================================
   HEADER
   =================================== */
.app-header {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    padding: var(--spacing-lg) var(--spacing-xl);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

/* === BOTÓN MODERNO VOLVER AL MENÚ === */
.button-wrap {
    position: relative;
    z-index: 2;
    border-radius: 999vw;
    background: transparent;
    pointer-events: none;
    transition: all var(--anim--hover-time, 400ms) var(--anim--hover-ease, cubic-bezier(0.25, 1, 0.5, 1));
}

.button-shadow {
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: rgba(0, 0, 0, 0.1);
    filter: blur(0.25em);
    opacity: 0;
    transition: opacity var(--anim--hover-time, 400ms) var(--anim--hover-ease, cubic-bezier(0.25, 1, 0.5, 1));
}

.button-shadow::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: rgba(255, 255, 255, 0.1);
    filter: blur(0.125em);
    opacity: 0;
    transition: opacity var(--anim--hover-time, 400ms) var(--anim--hover-ease, cubic-bezier(0.25, 1, 0.5, 1));
}

.button-wrap:has(button:hover) .button-shadow {
    filter: blur(clamp(2px, 0.0625em, 6px));
    transition: filter var(--anim--hover-time, 400ms) var(--anim--hover-ease, cubic-bezier(0.25, 1, 0.5, 1));
}

.button-wrap:has(button:hover) .button-shadow::after {
    top: calc(var(--shadow-cuttoff-fix) - 0.875em);
    opacity: 1;
}

.button-wrap:has(button:active) {
    /* Sin transformación */
}

/* Estilo específico para el botón volver-menu en estado activo */
.button-wrap.volver-menu:has(button:active) {
    /* Sin transformación */
}

.button-wrap.volver-menu {
    position: relative;
    z-index: 1000;
    pointer-events: auto;
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.button-wrap.volver-menu button {
    --border-width: clamp(1px, 0.0625em, 4px);
    all: unset;
    cursor: pointer;
    position: relative;
    z-index: 3;
    background: linear-gradient(-75deg, rgba(255,255,255,0.05), rgba(255,255,255,0.2), rgba(255,255,255,0.05));
    border-radius: 50%;
    box-shadow: inset 0 0.125em 0.125em rgba(0,0,0,0.05),
      inset 0 -0.125em 0.125em rgba(255,255,255,0.5),
      0 0.25em 0.125em -0.125em rgba(0,0,0,0.2),
      0 0 0.1em 0.25em inset rgba(255,255,255,0.2),
      0 4px 15px rgba(59, 130, 246, 0.3),
      0 0 20px rgba(59, 130, 246, 0.15);
    backdrop-filter: blur(clamp(1px, 0.125em, 4px));
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.button-wrap.volver-menu button:hover {
    background: linear-gradient(-75deg, rgba(255,255,255,0.1), rgba(255,255,255,0.25), rgba(255,255,255,0.1));
}

.button-wrap.volver-menu button:active {
    background: linear-gradient(-75deg, rgba(255,255,255,0.15), rgba(255,255,255,0.3), rgba(255,255,255,0.15));
}

.button-wrap.volver-menu button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.button-wrap.volver-menu button:disabled:hover {
    background: linear-gradient(-75deg, rgba(255,255,255,0.05), rgba(255,255,255,0.2), rgba(255,255,255,0.05));
}

.button-wrap.volver-menu button span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    padding: 0;
}

.header-buttons {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Estilos legacy del botón back (mantener para compatibilidad) */
.btn-back {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition-fast);
    backdrop-filter: blur(10px);
}

.btn-back:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

#cambiar-modo-header {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.25);
}

#cambiar-modo-header:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.35);
}

.app-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0;
}

.app-subtitle {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    margin: 0;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.mode-indicator {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
}

.mode-text {
    font-size: 0.9rem;
    font-weight: 500;
}

/* ===================================
   MAIN CONTENT
   =================================== */
.main-content {
    flex: 1;
    padding: var(--spacing-xl);
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

/* ===================================
   MODE SELECTION
   =================================== */
.mode-selection {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh;
}

.mode-card {
    background: var(--card-bg);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-xxl);
    box-shadow: var(--shadow-lg);
    text-align: center;
    max-width: 800px;
    width: 100%;
}

.mode-card h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-xl);
    color: var(--primary-blue);
}

.mode-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.mode-btn {
    background: var(--dark-bg);
    border: 2px solid transparent;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    cursor: pointer;
    transition: var(--transition-normal);
    text-align: left;
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    color: var(--text-primary);
}

.mode-btn:hover {
    border-color: var(--primary-blue);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.mode-btn.oficial:hover {
    background: linear-gradient(135deg, rgba(0, 112, 209, 0.1) 0%, rgba(0, 67, 156, 0.1) 100%);
}

.mode-btn.ensayo:hover {
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.1) 0%, rgba(255, 152, 0, 0.1) 100%);
}

.mode-icon {
    font-size: 3rem;
    min-width: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mode-info h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-blue);
}

.mode-info p {
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ===================================
   PANELS
   =================================== */
.modo-oficial-panel,
.modo-ensayo-panel {
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.config-panel {
    background: var(--card-bg);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-md);
}

.panel-section {
    margin-bottom: var(--spacing-xl);
}

.panel-section:last-child {
    margin-bottom: 0;
}

.section-title {
    font-size: 1.3rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.config-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    align-items: end;
}

.config-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.config-group label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.config-group input,
.config-group select {
    background: var(--dark-bg);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.config-group input:focus,
.config-group select:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 112, 209, 0.1);
}

.help-text {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.add-course-btn {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: none;
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: 0 2px 4px rgba(16, 185, 129, 0.2);
    margin-top: var(--spacing-sm);
}

.add-course-btn:hover {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(16, 185, 129, 0.3);
}

.config-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* ===================================
   BUTTONS
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--primary-blue-dark) 0%, var(--primary-blue-darker) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-outline:hover:not(:disabled) {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-2px);
}

.quick-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* ===================================
   EVALUATION AREA
   =================================== */
.evaluation-area {
    background: var(--card-bg);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    animation: fadeInUp 0.5s ease;
}

.evaluation-header {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    align-items: center;
}

.evaluation-info h2 {
    color: var(--primary-blue);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.evaluation-info p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.9rem;
}

.evaluation-progress {
    text-align: right;
}

.progress-info {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

.progress-bar {
    width: 200px;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-blue) 0%, var(--success) 100%);
    transition: width var(--transition-normal);
}

/* ===================================
   STUDENTS TABLE
   =================================== */
.students-table-container {
    overflow-x: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.students-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--dark-bg);
}

.students-table th {
    background: var(--primary-blue);
    color: white;
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    font-size: 0.9rem;
}

.students-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    vertical-align: middle;
}

.students-table tr:hover {
    background: rgba(255, 255, 255, 0.05);
}

/* Export Actions */
.export-actions {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.student-name {
    font-weight: 600;
    color: var(--text-primary);
}

.student-input {
    background: var(--card-bg);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm);
    color: var(--text-primary);
    width: 100px;
    text-align: center;
    transition: var(--transition-fast);
}

.student-input:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.student-result {
    font-weight: 600;
    font-size: 1.1rem;
}

.student-percentage {
    color: var(--info);
}

.student-paes-score {
    color: var(--primary-blue);
}

.student-status {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    font-weight: 600;
    text-align: center;
}

.status-pending {
    background: rgba(255, 193, 7, 0.2);
    color: var(--warning);
}

.status-completed {
    background: rgba(40, 167, 69, 0.2);
    color: var(--success);
}

/* ===================================
   RESULTS SUMMARY
   =================================== */
.results-summary {
    background: var(--card-bg);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    animation: fadeInUp 0.5s ease;
}

.summary-header h3 {
    color: var(--primary-blue);
    font-size: 1.3rem;
    margin-bottom: var(--spacing-lg);
}

.summary-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.summary-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.stat-item {
    background: var(--dark-bg);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    text-align: center;
}

.stat-label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin-bottom: var(--spacing-xs);
}

.stat-value {
    display: block;
    color: var(--primary-blue);
    font-size: 1.5rem;
    font-weight: 700;
}

.summary-chart {
    background: var(--dark-bg);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
}

.chart-title {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.chart-bars {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    width: 100%;
}

/* Los estilos de chart-bar se eliminaron ya que ahora usamos gráfico de torta */

/* ===================================
   NOTIFICATIONS
   =================================== */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    color: white;
    font-weight: 500;
    z-index: 1000;
    max-width: 300px;
    box-shadow: var(--shadow-lg);
    transform: translateX(100%);
    transition: transform var(--transition-normal);
}

.notification.show {
    transform: translateX(0);
}

.notification-success {
    background: var(--success);
}

.notification-error {
    background: var(--error);
}

.notification-warning {
    background: var(--warning);
}

.notification-info {
    background: var(--info);
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 1200px) {
    .main-content {
        padding: var(--spacing-lg);
    }
    
    .summary-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 1200px) {
    .config-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .app-header {
        padding: var(--spacing-md);
    }
    
    .header-content {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .header-left {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .button-wrap.volver-menu {
        width: 60px;
        height: 60px;
    }
    
    .button-wrap.volver-menu button {
        width: 60px;
        height: 60px;
        box-shadow: inset 0 0.125em 0.125em rgba(0,0,0,0.05),
          inset 0 -0.125em 0.125em rgba(255,255,255,0.5),
          0 0.25em 0.125em -0.125em rgba(0,0,0,0.2),
          0 0 0.1em 0.25em inset rgba(255,255,255,0.2),
          0 6px 20px rgba(59, 130, 246, 0.35),
          0 0 25px rgba(59, 130, 246, 0.15);
    }
    
    .button-wrap.volver-menu button:hover {
        box-shadow: inset 0 0.125em 0.125em rgba(0,0,0,0.05),
          inset 0 -0.125em 0.125em rgba(255,255,255,0.5),
          0 0.15em 0.05em -0.1em rgba(0,0,0,0.25),
          0 0 0.05em 0.1em inset rgba(255,255,255,0.5),
          0 8px 25px rgba(59, 130, 246, 0.4),
          0 0 30px rgba(59, 130, 246, 0.2);
    }
    
    .button-wrap.volver-menu button svg {
        width: 32px;
        height: 32px;
    }

    .header-buttons {
        order: 2;
        width: 100%;
        justify-content: flex-start;
    }

    .header-title-section {
        order: 1;
    }

    .btn-back {
        font-size: 0.8rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .main-content {
        padding: var(--spacing-md);
    }
    
    .mode-buttons {
        grid-template-columns: 1fr;
    }
    
    .mode-btn {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .config-grid {
        grid-template-columns: 1fr;
    }
    
    .config-actions {
        justify-content: center;
    }
    
    .evaluation-header {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .progress-bar {
        width: 100%;
    }
    
    .summary-stats {
        grid-template-columns: 1fr;
    }
    
    .students-table {
        font-size: 0.8rem;
    }
    
    .students-table th,
    .students-table td {
        padding: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .mode-card {
        padding: var(--spacing-lg);
    }
    
    .config-panel {
        padding: var(--spacing-lg);
    }
    
    .evaluation-area {
        padding: var(--spacing-lg);
    }
    
    .results-summary {
        padding: var(--spacing-lg);
    }
    
    .button-wrap.volver-menu {
        width: 50px;
        height: 50px;
    }
    
    .button-wrap.volver-menu button {
        width: 50px;
        height: 50px;
        box-shadow: inset 0 0.125em 0.125em rgba(0,0,0,0.05),
          inset 0 -0.125em 0.125em rgba(255,255,255,0.5),
          0 0.25em 0.125em -0.125em rgba(0,0,0,0.2),
          0 0 0.1em 0.25em inset rgba(255,255,255,0.2),
          0 4px 15px rgba(59, 130, 246, 0.3),
          0 0 20px rgba(59, 130, 246, 0.1);
    }
    
    .button-wrap.volver-menu button svg {
        width: 26px;
        height: 26px;
    }
    
    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.8rem;
    }

    .add-course-btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.8rem;
    }
}

/* ===================================
   THEME COMPATIBILITY
   =================================== */

/* Tema Light */
body.theme-light {
    --dark-bg: #ffffff;
    --card-bg: #f8f9fa;
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-muted: #999999;
    --primary-blue: #0070D1;
    --primary-blue-dark: #00439C;
    --primary-blue-darker: #00246E;
}

body.theme-light .app-header {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    color: #ffffff;
}

body.theme-light .btn-back {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
    color: #ffffff;
}

body.theme-light .mode-indicator {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
}

body.theme-light .students-table {
    background: #ffffff;
    border: 1px solid #e9ecef;
}

body.theme-light .students-table th {
    background: #f8f9fa;
    color: #495057;
    border-bottom: 2px solid #dee2e6;
}

body.theme-light .students-table td {
    border-bottom: 1px solid #dee2e6;
}

body.theme-light .students-table tr:hover {
    background: #f8f9fa;
}

/* Tema Rosa */
body.theme-rosa {
    --primary-blue: #e91e63;
    --primary-blue-dark: #c2185b;
    --primary-blue-darker: #ad1457;
    --dark-bg: #1F1F1F;
    --card-bg: #2A2A2A;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #888888;
}

body.theme-rosa .app-header {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
}

body.theme-rosa .mode-btn.oficial:hover {
    border-color: var(--primary-blue);
    background: rgba(233, 30, 99, 0.1);
}

body.theme-rosa .mode-btn.ensayo:hover {
    border-color: var(--primary-blue);
    background: rgba(233, 30, 99, 0.1);
}

body.theme-rosa .btn-primary {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
}

body.theme-rosa .btn-primary:hover:not(:disabled) {
    background: var(--primary-blue-dark);
    border-color: var(--primary-blue-dark);
}

body.theme-rosa .btn-outline {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

body.theme-rosa .btn-outline:hover:not(:disabled) {
    background: var(--primary-blue);
    color: #ffffff;
}

body.theme-rosa .progress-fill {
    background: linear-gradient(90deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
}

body.theme-rosa .status-completed {
    background: rgba(233, 30, 99, 0.2);
    color: var(--primary-blue);
    border-color: rgba(233, 30, 99, 0.3);
}

body.theme-rosa .add-course-btn {
    background: linear-gradient(135deg, #ad1457 0%, #880e4f 100%);
    color: white;
}

body.theme-rosa .add-course-btn:hover {
    background: linear-gradient(135deg, #880e4f 0%, #4a148c 100%);
}

/* Tema Neon */
body.theme-neon {
    --primary-blue: #00ff88;
    --primary-blue-dark: #00cc6a;
    --primary-blue-darker: #00994d;
    --dark-bg: #0a0a0a;
    --card-bg: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #888888;
}

body.theme-neon .app-header {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
    border-bottom: 2px solid var(--primary-blue);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

body.theme-neon .app-title {
    color: var(--primary-blue);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

body.theme-neon .btn-back {
    background: rgba(0, 255, 136, 0.1);
    border-color: var(--primary-blue);
    color: var(--primary-blue);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.2);
}

body.theme-neon .btn-back:hover {
    background: rgba(0, 255, 136, 0.2);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.4);
}

body.theme-neon #cambiar-modo-header {
    background: rgba(0, 255, 136, 0.1);
    border-color: rgba(0, 255, 136, 0.3);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.2);
}

body.theme-neon #cambiar-modo-header:hover {
    background: rgba(0, 255, 136, 0.2);
    border-color: rgba(0, 255, 136, 0.5);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.4);
}

body.theme-neon .mode-indicator {
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--primary-blue);
    color: var(--primary-blue);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.2);
}

body.theme-neon .mode-card {
    background: var(--card-bg);
    border: 1px solid var(--primary-blue);
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.2);
}

body.theme-neon .mode-card h2 {
    color: var(--primary-blue);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

body.theme-neon .mode-btn {
    background: var(--dark-bg);
    border: 1px solid #333;
}

body.theme-neon .mode-btn:hover {
    border-color: var(--primary-blue);
    background: rgba(0, 255, 136, 0.05);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.2);
}

body.theme-neon .config-panel {
    background: var(--card-bg);
    border: 1px solid var(--primary-blue);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.1);
}

body.theme-neon .section-title {
    color: var(--primary-blue);
    text-shadow: 0 0 5px rgba(0, 255, 136, 0.3);
}

body.theme-neon .config-group input,
body.theme-neon .config-group select {
    background: var(--dark-bg);
    border: 1px solid #333;
    color: var(--text-primary);
}

body.theme-neon .config-group input:focus,
body.theme-neon .config-group select:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

body.theme-neon .btn-primary {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    color: #000000;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
}

body.theme-neon .btn-primary:hover:not(:disabled) {
    background: var(--primary-blue-dark);
    border-color: var(--primary-blue-dark);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
}

body.theme-neon .btn-outline {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

body.theme-neon .btn-outline:hover:not(:disabled) {
    background: var(--primary-blue);
    color: #000000;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
}

body.theme-neon .students-table {
    background: var(--card-bg);
    border: 1px solid var(--primary-blue);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.1);
}

body.theme-neon .students-table th {
    background: var(--dark-bg);
    color: var(--primary-blue);
    border-bottom: 2px solid var(--primary-blue);
    text-shadow: 0 0 5px rgba(0, 255, 136, 0.3);
}

body.theme-neon .students-table td {
    border-bottom: 1px solid #333;
}

body.theme-neon .students-table tr:hover {
    background: rgba(0, 255, 136, 0.05);
}

body.theme-neon .progress-fill {
    background: linear-gradient(90deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

body.theme-neon .status-completed {
    background: rgba(0, 255, 136, 0.2);
    color: var(--primary-blue);
    border-color: var(--primary-blue);
    box-shadow: 0 0 5px rgba(0, 255, 136, 0.3);
}

body.theme-neon .results-summary {
    background: var(--card-bg);
    border: 1px solid var(--primary-blue);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.1);
}

body.theme-neon .add-course-btn {
    background: linear-gradient(135deg, #00ffff 0%, #0080ff 100%);
    color: #000000;
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.4);
}

body.theme-neon .add-course-btn:hover {
    background: linear-gradient(135deg, #0080ff 0%, #0040ff 100%);
    box-shadow: 0 0 25px rgba(0, 255, 255, 0.6);
}

/* Tema Dark (por defecto) */
body.theme-dark {
    --dark-bg: #1F1F1F;
    --card-bg: #2A2A2A;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #888888;
    --primary-blue: #0070D1;
    --primary-blue-dark: #00439C;
    --primary-blue-darker: #00246E;
}

/* Tema Custom - Hereda del tema dark por defecto */
body.theme-custom {
    --dark-bg: #1F1F1F;
    --card-bg: #2A2A2A;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #888888;
    --primary-blue: #0070D1;
    --primary-blue-dark: #00439C;
    --primary-blue-darker: #00246E;
}

/* Compatibilidad con data-theme (fallback) */
[data-theme="light"] {
    --dark-bg: #ffffff;
    --card-bg: #f8f9fa;
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-muted: #999999;
}

[data-theme="rosa"] {
    --primary-blue: #e91e63;
    --primary-blue-dark: #c2185b;
    --primary-blue-darker: #ad1457;
}

[data-theme="neon"] {
    --primary-blue: #00ff88;
    --primary-blue-dark: #00cc6a;
    --primary-blue-darker: #00994d;
}

/* ===================================
   ANIMATIONS
   =================================== */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 1.5s infinite;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.slide-in-right {
    animation: slideInRight 0.3s ease;
}

/* ===================================
   UTILITIES
   =================================== */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.mb-0 {
    margin-bottom: 0 !important;
}

.mt-lg {
    margin-top: var(--spacing-lg);
}

.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
} 

/* Panel Header con Navegación */
.panel-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--gray-200);
}

.btn-back-panel {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    background: var(--white);
    color: var(--gray-600);
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    transition: var(--transition);
    white-space: nowrap;
}

.btn-back-panel:hover {
    background: var(--gray-100);
    color: var(--gray-800);
    border-color: var(--gray-400);
    transform: translateX(-2px);
}

.btn-back-panel svg {
    transition: var(--transition);
}

.btn-back-panel:hover svg {
    transform: translateX(-2px);
}

/* Evaluation Actions */
.evaluation-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-left: auto;
}

.evaluation-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 2rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    margin-bottom: 1.5rem;
} 

/* Responsive */
@media (max-width: 768px) {
    .panel-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .btn-back-panel {
        font-size: 0.85rem;
        padding: 0.4rem 0.8rem;
    }
    
    .evaluation-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .evaluation-actions {
        margin-left: 0;
        width: 100%;
        justify-content: flex-start;
    }
    
    .evaluation-actions .btn-back-panel {
        width: 100%;
        justify-content: center;
    }
} 

/* Top 3 Mejores Estudiantes */
.top3-section {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
    border: 1px solid var(--gray-200);
}

.top3-header {
    margin-bottom: 1rem;
    text-align: center;
}

.top3-header h4 {
    color: var(--gray-700);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

.top3-table {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.top3-row {
    display: grid;
    grid-template-columns: 80px 1fr 120px 100px;
    gap: 1rem;
    align-items: center;
    padding: 0.75rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.top3-header-row {
    background: var(--gray-100);
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.9rem;
    border: 1px solid var(--gray-300);
}

.top3-gold {
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.3);
    border: 2px solid #FFD700;
}

.top3-silver {
    background: linear-gradient(135deg, #C0C0C0 0%, #A0A0A0 100%);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(192, 192, 192, 0.3);
    border: 2px solid #C0C0C0;
}

.top3-bronze {
    background: linear-gradient(135deg, #CD7F32 0%, #B8860B 100%);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(205, 127, 50, 0.3);
    border: 2px solid #CD7F32;
}

.top3-position {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.medal {
    font-size: 1.2rem;
}

.position-number {
    font-size: 0.9rem;
}

.top3-name {
    font-weight: 500;
    font-size: 0.95rem;
}

.top3-score {
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
}

.top3-percentage {
    font-weight: 500;
    font-size: 0.9rem;
    text-align: center;
}

/* Gráfico de torta */
.pie-chart-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    width: 100%;
}

.pie-chart {
    position: relative;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    box-shadow: var(--shadow);
    margin: 0 auto;
}

/* Leyenda del gráfico */
.pie-legend {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    width: 100%;
    max-width: 300px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    border-radius: var(--border-radius);
    background: var(--white);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.legend-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.legend-color {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid var(--gray-300);
}

.legend-text {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.legend-label {
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.9rem;
}

.legend-count {
    color: var(--gray-600);
    font-size: 0.8rem;
}

.no-data {
    text-align: center;
    color: var(--gray-500);
    font-style: italic;
    padding: 2rem;
}

/* Responsive para top 3 */
@media (max-width: 768px) {
    .top3-section {
        padding: 1rem;
    }
    
    .top3-row {
        grid-template-columns: 60px 1fr 80px 70px;
        gap: 0.5rem;
        padding: 0.5rem;
        font-size: 0.85rem;
    }
    
    .top3-header h4 {
        font-size: 1rem;
    }
    
    .medal {
        font-size: 1rem;
    }
    
    .position-number {
        font-size: 0.8rem;
    }
    
    .top3-name {
        font-size: 0.85rem;
    }
    
    .top3-score {
        font-size: 0.9rem;
    }
    
    .top3-percentage {
        font-size: 0.8rem;
    }
    
    .pie-chart {
        width: 150px;
        height: 150px;
    }
    
    .pie-legend {
        max-width: 250px;
    }
    
    .legend-item {
        padding: 0.4rem;
    }
    
    .legend-color {
        width: 16px;
        height: 16px;
    }
    
    .legend-label {
        font-size: 0.85rem;
    }
    
    .legend-count {
        font-size: 0.75rem;
    }
}