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

/* Las variables de tema ahora están en theme.css */
/* Mantenemos compatibilidad con código antiguo */
:root {
    --radius: 8px;
    --radius-lg: 12px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

@media (min-width: 1600px) {
    .container {
        max-width: 1600px;
        padding: 0 2rem;
    }
}

/* Header */
.header {
    background: var(--gradient-accent);
    color: white;
    padding: 1rem 0;
    box-shadow: var(--shadow-lg);
    border-bottom: 3px solid var(--primary-color);
}

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

.header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.header-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

/* Navigation */
.nav {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 0;
}

.nav-tabs {
    display: flex;
    gap: 0;
}

.nav-tab {
    background: none;
    border: none;
    padding: 1rem 1.5rem;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-bottom: 3px solid transparent;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-tab:hover {
    color: var(--primary-color);
    background-color: var(--bg-secondary);
}

.nav-tab.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    background-color: var(--bg-secondary);
}

/* Main Content */
.main {
    padding: 2rem 0;
    min-height: calc(100vh - 140px);
}

.section {
    display: none;
}

.section.active {
    display: block;
}

/* Cards */
.card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

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

.card h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

/* Estilo premium para Resumen General */
.card.resumen-general {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
    position: relative;
    overflow: hidden;
}

.card.resumen-general::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    pointer-events: none;
}

.card.resumen-general h3 {
    color: white;
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card.resumen-general h3::before {
    content: '📊';
    font-size: 1.6rem;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.card.resumen-general .stats-grid {
    position: relative;
    z-index: 1;
}

.card.resumen-general .stat {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    padding: 1.25rem;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card.resumen-general .stat::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.card.resumen-general .stat:hover::before {
    left: 100%;
}

.card.resumen-general .stat:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.25);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.card.resumen-general .stat-value {
    font-size: 2.2rem;
    font-weight: 800;
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    display: block;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 1;
}

.card.resumen-general .stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    z-index: 1;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
    align-items: start; /* Las tarjetas se alinean al inicio, no se estiran */
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
}

.stat {
    text-align: center;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: var(--radius);
}

.stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    border: none;
}

.btn-primary:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255, 140, 66, 0.3);
}

.btn-secondary {
    background: var(--secondary-color);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.btn-success {
    background: var(--gradient-secondary);
    color: var(--accent-color);
    font-weight: 600;
    border: none;
}

.btn-success:hover {
    filter: brightness(0.95);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(168, 230, 207, 0.3);
}

.btn-warning {
    background: var(--gradient-primary);
    color: white;
    border: none;
}

.btn-warning:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background: #c82333;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(220, 53, 69, 0.3);
}

.btn-info {
    background: var(--gradient-accent);
    color: white;
    border: none;
}

.btn-info:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(26, 54, 93, 0.3);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
}

/* Materias Grid */
.materias-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    align-items: start;
    max-width: 100%;
}

.materia-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 100%;
}

.materia-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.materia-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    gap: 12px;
}

.materia-header > div:first-child {
    flex: 1;
    min-width: 0;
}

.materia-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}

.materia-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.materia-status {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
    flex-shrink: 0;
    align-self: flex-start;
}

.status-en-curso {
    background: #dbeafe;
    color: #1e40af;
}

.status-aprobada {
    background: #d1fae5;
    color: #065f46;
}

.status-reprobada {
    background: #fee2e2;
    color: #991b1b;
}

.status-cancelada {
    background: #f3f4f6;
    color: #374151;
}

.materia-progress {
    margin: 1rem 0;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-secondary);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--info-color));
    transition: width 0.3s ease;
}

.progress-text {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.nota-info {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.nota-actual {
    font-weight: 600;
    font-size: 0.9rem;
}

.nota-temporal {
    color: var(--warning-color);
}

.nota-final {
    color: var(--success-color);
}

.nota-universidad {
    font-size: 0.8rem;
    color: var(--info-color);
    font-weight: 500;
    background: rgba(23, 162, 184, 0.1);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    border-left: 3px solid var(--info-color);
}

/* Estilos para el análisis */
.metric-sublabel {
    font-size: 0.75rem;
    color: var(--info-color);
    font-weight: 500;
    margin-top: 0.25rem;
    opacity: 0.8;
}

/* Estilos para el placeholder del calendario */
.calendar-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
    text-align: center;
    background: var(--bg-secondary);
    border-radius: var(--radius);
    border: 2px dashed var(--border-color);
    min-height: 400px;
}

.calendar-placeholder i {
    font-size: 3rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.calendar-placeholder h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.calendar-placeholder p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.evaluaciones-progress {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.evaluaciones-info {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: italic;
}

.evaluaciones-bar {
    width: 100%;
    height: 4px;
    background-color: var(--border-color);
    border-radius: 2px;
    overflow: hidden;
}

.evaluaciones-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--info-color), var(--primary-color));
    transition: width 0.3s ease;
}

.nota-requerida {
    font-size: 0.8rem;
    font-weight: 500;
}

.materia-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: auto;
    padding-top: 1rem;
    flex-wrap: wrap;
}

.materia-actions .btn {
    flex: 1;
    min-width: max-content;
    justify-content: center;
}

/* Evaluaciones */
.evaluaciones-list {
    max-height: 300px;
    overflow-y: auto;
}

.evaluacion-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border-radius: var(--radius);
    margin-bottom: 0.5rem;
}

.evaluacion-info {
    flex: 1;
}

.evaluacion-tipo {
    font-weight: 500;
    color: var(--text-primary);
}

.evaluacion-fecha {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.evaluacion-nota {
    font-weight: 600;
    color: var(--primary-color);
}

/* Evaluaciones en materias - Grid mejorado */
.evaluaciones-resumen {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.evaluaciones-resumen h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.evaluaciones-resumen h4::before {
    content: "📊";
    font-size: 1rem;
}

.evaluaciones-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.evaluacion-mini {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 0.75rem;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.evaluacion-mini.completada {
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
    border-color: #10b981;
    color: #065f46;
}

/* Sobrescribir estilos para notas bajas (menor a 3.0) */
.evaluacion-mini.completada.nota-baja {
    background: linear-gradient(135deg, #ffebee, #ffcdd2) !important;
    border-color: #f44336 !important;
    color: #c62828 !important;
}

.evaluacion-mini.completada.nota-baja::before {
    background: #d32f2f !important;
}

.evaluacion-mini.completada.nota-baja .evaluacion-nota {
    color: #d32f2f !important;
    font-weight: bold !important;
    font-size: 1.1em !important;
}

.evaluacion-mini.completada.nota-baja .evaluacion-tipo {
    color: #c62828 !important;
    font-weight: 600 !important;
}

.evaluacion-mini.completada.nota-baja .evaluacion-peso {
    color: #c62828 !important;
    font-weight: 600 !important;
}

.evaluacion-mini.completada.nota-baja .evaluacion-status {
    color: #c62828 !important;
}

.evaluacion-mini.completada.nota-baja .evaluacion-status i {
    color: #d32f2f !important;
}

.evaluacion-mini.pendiente {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    border-color: #f59e0b;
    color: #92400e;
}

.evaluacion-mini::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: currentColor;
    opacity: 0.3;
}

.evaluacion-mini.completada::before {
    background: #10b981;
    opacity: 1;
}

.evaluacion-mini.pendiente::before {
    background: #f59e0b;
    opacity: 1;
}

.evaluacion-tipo {
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.evaluacion-nota {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    display: block;
}

.evaluacion-status {
    font-size: 0.7rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
}

.evaluacion-status .fas {
    font-size: 0.8rem;
}

.evaluacion-status .text-success {
    color: #10b981;
}

.evaluacion-status .text-danger {
    color: #ef4444;
}

/* Indicador de peso de la evaluación */
.evaluacion-peso {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.evaluacion-mini.completada .evaluacion-peso {
    background: rgba(16, 185, 129, 0.2);
    color: #065f46;
}

.evaluacion-mini.pendiente .evaluacion-peso {
    background: rgba(245, 158, 11, 0.2);
    color: #92400e;
}

/* Modales */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    background-color: var(--bg-primary);
    margin: 5% auto;
    padding: 0;
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 500px;
    box-shadow: var(--shadow-lg);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 24px;
    font-weight: 600;
}

.modal-body {
    padding: 24px;
    max-height: 70vh;
    overflow-y: auto;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.modal-footer .btn {
    min-width: 100px;
}

.close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.close:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* Forms */
form {
    padding: 0;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 14px;
    color: var(--text-primary);
}

.form-group label .required {
    color: var(--danger-color);
    margin-left: 2px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 14px;
    font-family: inherit;
    transition: var(--transition);
    background: var(--bg-primary);
    color: var(--text-primary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group input:disabled,
.form-group select:disabled,
.form-group textarea:disabled {
    background: var(--bg-secondary);
    cursor: not-allowed;
    opacity: 0.6;
}

.file-upload {
    position: relative;
}

.file-upload input[type="file"] {
    display: none;
}

.file-upload-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem;
    border: 2px dashed var(--border-color);
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    justify-content: center;
}

.file-upload-label:hover {
    border-color: var(--primary-color);
    background: var(--bg-secondary);
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

/* Section Headers */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.section-header h2 {
    color: var(--text-primary);
    font-weight: 600;
}

.filters {
    display: flex;
    gap: 1rem;
}

.filters select {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--bg-primary);
    font-size: 0.875rem;
}

/* Calendar */
.calendar-container {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.calendar-header button {
    background: var(--secondary-color);
    border: none;
    padding: 0.5rem;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
}

.calendar-header button:hover {
    background: var(--border-color);
}

.calendar {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background: var(--border-color);
    border-radius: var(--radius);
    overflow: hidden;
}

.calendar-day {
    background: var(--bg-primary);
    padding: 1rem;
    min-height: 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: var(--transition);
}

.calendar-day:hover {
    background: var(--bg-secondary);
}

.calendar-day.other-month {
    color: var(--text-muted);
    background: var(--bg-secondary);
}

.calendar-day.today {
    background: var(--primary-color);
    color: white;
}

.calendar-day.has-events {
    background: var(--info-color);
    color: white;
}

.day-number {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.day-events {
    font-size: 0.7rem;
    text-align: center;
}

/* Charts */
.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
}

/* Estadísticas Header */
.estadisticas-header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--gradient-accent);
    border-radius: 20px;
    color: white;
    box-shadow: 0 10px 30px rgba(26, 54, 93, 0.2);
}

.estadisticas-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.estadisticas-header p {
    font-size: 1.1rem;
    opacity: 0.95;
    margin: 0;
}

/* Métricas Rápidas */
.metricas-rapidas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.metrica-card {
    background: var(--bg-primary);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
}

.metrica-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.metrica-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.metrica-icon i {
    font-size: 28px;
    color: white;
}

.metrica-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.metrica-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.metrica-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Grid de Estadísticas */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
}

.stat-card-large {
    grid-column: span 2;
}

@media (max-width: 1200px) {
    .stat-card-large {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .metricas-rapidas {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Estilos para Proyecciones */
.proyeccion-escenarios {
    display: grid;
    gap: 1.5rem;
    padding: 1rem 0;
}

.escenario {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: 12px;
    border-left: 4px solid;
    transition: var(--transition);
}

.escenario:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow);
}

.escenario-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.escenario-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}

.escenario-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.escenario-value {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
}

.escenario small {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-style: italic;
}

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

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

    .nav-tabs {
        flex-wrap: wrap;
    }

    .nav-tab {
        flex: 1;
        min-width: 120px;
    }

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

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .section-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }

    .filters {
        flex-direction: column;
    }

    .stats-container {
        grid-template-columns: 1fr;
    }

    .modal-content {
        margin: 10% auto;
        width: 95%;
    }
    
    .materia-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .materia-status {
        align-self: flex-end;
    }
}

/* Animaciones */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

.fade-in {
    animation: fadeIn 0.3s ease;
}

.slide-up {
    animation: slideUp 0.3s ease;
}

/* Estados de carga */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Notificaciones */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 1rem;
    box-shadow: var(--shadow-lg);
    z-index: 1001;
    animation: slideInRight 0.3s ease;
    max-width: 300px;
}

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

.notification.success {
    border-left: 4px solid var(--success-color);
}

.notification.warning {
    border-left: 4px solid var(--warning-color);
}

.notification.error {
    border-left: 4px solid var(--danger-color);
}

/* Utilidades */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }

.hidden { display: none !important; }
.visible { display: block !important; }

/* Estilos para Gestión de Profesores */
.modal-large {
    max-width: 900px;
    width: 90%;
}

.profesores-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    gap: 15px;
    flex-wrap: wrap;
}

.search-box {
    position: relative;
    flex: 1;
    max-width: 300px;
}

.search-box input {
    width: 100%;
    padding: 10px 40px 10px 15px;
    border: 1px solid #ddd;
    border-radius: 25px;
    font-size: 14px;
}

.search-box i {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #666;
}

.profesores-list {
    max-height: 500px;
    overflow-y: auto;
    padding: 20px;
    min-height: 200px;
}

.empty-state {
    text-align: center;
    padding: 60px 40px;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 64px;
    color: var(--text-muted);
    margin-bottom: 20px;
    display: block;
}

.empty-state h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.empty-state p {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0;
}

.profesor-card {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 15px;
    transition: all 0.3s ease;
    position: relative;
}

.profesor-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

.profesor-card.inactive {
    opacity: 0.6;
    background-color: #f8f9fa;
}

.profesor-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}

.profesor-info h3 {
    margin: 0 0 5px 0;
    color: #333;
    font-size: 18px;
}

/* Asegurar que el h3 dentro de la sección de nombre no tenga margen inferior */
.profesor-name-section h3 {
    margin: 0;
    color: #333;
    font-size: 18px;
}

.profesor-info .profesor-title {
    color: #666;
    font-size: 14px;
    margin: 0;
}

.profesor-actions {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
    position: relative;
}

.profesor-actions .btn {
    padding: 6px 12px;
    font-size: 13px;
    white-space: nowrap;
    position: relative;
    z-index: 2;
}

.profesor-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 15px;
}

.profesor-detail {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #666;
    font-size: 14px;
}

.profesor-detail i {
    width: 16px;
    color: #007bff;
}

.profesor-materias {
    background: #f8f9fa;
    padding: 10px;
    border-radius: 5px;
    margin-top: 10px;
}

.profesor-materias h4 {
    margin: 0 0 8px 0;
    font-size: 14px;
    color: #333;
}

.profesor-materias .materia-tag {
    display: inline-block;
    background: #007bff;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    margin: 2px;
}

/* Badge de status posicionado absolutamente */
.profesor-card .profesor-status-badge {
    position: absolute !important;
    top: 10px !important;
    right: 10px !important;
    padding: 4px 8px !important;
    border-radius: 12px !important;
    font-size: 10px !important;
    font-weight: bold !important;
    white-space: nowrap !important;
    z-index: 10 !important;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1) !important;
    display: block !important;
    margin: 0 !important;
    line-height: 1 !important;
}

.profesor-card .profesor-status-badge.active {
    background: #d4edda !important;
    color: #155724 !important;
    border: 1px solid #c3e6cb !important;
}

.profesor-card .profesor-status-badge.inactive {
    background: #f8d7da !important;
    color: #721c24 !important;
    border: 1px solid #f5c6cb !important;
}

/* CSS de respaldo más general */
.profesor-status-badge {
    position: absolute !important;
    top: 10px !important;
    right: 10px !important;
    padding: 4px 8px !important;
    border-radius: 12px !important;
    font-size: 10px !important;
    font-weight: bold !important;
    white-space: nowrap !important;
    z-index: 10 !important;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1) !important;
    display: block !important;
    margin: 0 !important;
    line-height: 1 !important;
}

.profesor-status-badge.active {
    background: #d4edda !important;
    color: #155724 !important;
    border: 1px solid #c3e6cb !important;
}

.profesor-status-badge.inactive {
    background: #f8d7da !important;
    color: #721c24 !important;
    border: 1px solid #f5c6cb !important;
}

/* Modal Agregar Campo Dinámico */
#addFieldModal .modal-content {
    max-width: 500px;
    margin: 20px auto;
    max-height: calc(100vh - 40px);
    overflow-y: auto;
}

#addFieldModal .form-group {
    margin-bottom: 20px;
}

#addFieldModal .form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: #333;
}

#addFieldModal .form-group input,
#addFieldModal .form-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

#addFieldModal .form-group input:focus,
#addFieldModal .form-group select:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

#addFieldModal .form-text {
    font-size: 12px;
    color: #666;
    margin-top: 5px;
}

#addFieldModal .form-group input[type="checkbox"] {
    width: auto;
    margin-right: 8px;
}

#addFieldModal .modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 20px;
    border-top: 1px solid #eee;
}

/* Responsive para modal en pantallas pequeñas */
@media (max-height: 600px) {
    #addFieldModal .modal-content {
        margin: 10px auto;
        max-height: calc(100vh - 20px);
    }
    
    #addFieldModal .form-group {
        margin-bottom: 15px;
    }
    
    #addFieldModal .modal-footer {
        padding: 15px;
    }
}


/* Checkbox personalizado */
.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-primary);
    padding: 8px 0;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    margin-right: 10px;
    position: relative;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

/* Form helpers */
.form-help-text {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

.form-section-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 24px 0 16px 0;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

/* Google Calendar */
.info-box {
    display: flex;
    gap: 16px;
    padding: 16px;
    background: #e3f2fd;
    border-left: 4px solid #2196f3;
    border-radius: var(--radius);
    margin-bottom: 24px;
}

.info-box i {
    font-size: 24px;
    color: #2196f3;
    flex-shrink: 0;
}

.info-box h4 {
    margin: 0 0 8px 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.info-box p {
    margin: 0;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.google-features {
    display: grid;
    gap: 12px;
    margin-bottom: 24px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: var(--radius);
}

.feature-item i {
    color: var(--success-color);
    font-size: 20px;
    flex-shrink: 0;
}

.feature-item span {
    font-size: 14px;
    color: var(--text-primary);
}

.setup-instructions {
    padding: 16px;
    background: #fff3cd;
    border-left: 4px solid #ffc107;
    border-radius: var(--radius);
}

.setup-instructions h4 {
    margin: 0 0 12px 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.setup-instructions ol {
    margin: 0;
    padding-left: 20px;
}

.setup-instructions li {
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.setup-instructions a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.setup-instructions a:hover {
    text-decoration: underline;
}

.setup-instructions code {
    background: var(--bg-secondary);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 13px;
    font-family: 'Courier New', monospace;
}

.btn.connected {
    background: var(--success-color);
    border-color: var(--success-color);
}

.btn.connected:hover {
    background: #0ea572;
    border-color: #0ea572;
}

/* Estilos para Google Calendar */
.google-calendar-container {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    margin-top: 20px;
}

.google-calendar-container iframe {
    border: none;
    border-radius: 12px;
    min-height: 600px;
}

.calendar-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

.calendar-actions .btn {
    padding: 8px 16px;
    font-size: 14px;
}

/* Formulario mejorado de profesores */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.admin-section {
    background: #f8f9fa;
    border: 2px dashed #dee2e6;
    border-radius: 8px;
    padding: 1.5rem;
    margin: 1.5rem 0;
}

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

.section-header h3 {
    margin: 0;
    color: #495057;
    font-size: 1.1rem;
}

.btn-outline {
    background: transparent;
    border: 1px solid #007bff;
    color: #007bff;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-outline:hover {
    background: #007bff;
    color: white;
}

.dynamic-field {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 1rem;
    background: white;
    border-radius: 6px;
    border: 1px solid #e9ecef;
}

.dynamic-field input {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid #ced4da;
    border-radius: 4px;
}

.dynamic-field .field-type {
    min-width: 120px;
}

.dynamic-field .remove-field {
    background: #dc3545;
    color: white;
    border: none;
    padding: 0.5rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.dynamic-field .remove-field:hover {
    background: #c82333;
}

/* Responsive para profesores */
@media (max-width: 768px) {
    .profesores-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-box {
        max-width: none;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .profesor-details {
        grid-template-columns: 1fr;
    }
    
    .profesor-header {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }
    
    .profesor-actions {
        justify-content: center;
    }
    
    .calendar-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .google-calendar-container iframe {
        min-height: 400px;
    }
}

/* Estilos para gestión de usuarios */
.usuarios-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    gap: 15px;
}

.search-box {
    position: relative;
    flex: 1;
    max-width: 300px;
}

.search-box input {
    width: 100%;
    padding: 10px 40px 10px 15px;
    border: 1px solid #ddd;
    border-radius: 25px;
    font-size: 14px;
}

.search-box i {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #666;
}

.usuarios-list {
    max-height: 500px;
    overflow-y: auto;
}

.usuario-card {
    background: white;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 15px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.usuario-card:hover {
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
    transform: translateY(-2px);
}

.usuario-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}

.usuario-info h3 {
    margin: 0 0 5px 0;
    color: #333;
    font-size: 18px;
}

.usuario-username {
    margin: 0;
    color: #666;
    font-size: 14px;
}

.usuario-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.rol-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.rol-usuario {
    background: #e3f2fd;
    color: #1976d2;
}

.rol-admin {
    background: #fff3e0;
    color: #f57c00;
}

.rol-super_admin {
    background: #fce4ec;
    color: #c2185b;
}

.action-buttons {
    display: flex;
    gap: 5px;
}

.usuario-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #666;
    font-size: 14px;
}

.detail-item i {
    width: 16px;
    color: #999;
}

.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: #666;
}

.empty-state i {
    font-size: 48px;
    color: #ddd;
    margin-bottom: 15px;
}

.empty-state h3 {
    margin: 0 0 10px 0;
    color: #999;
}

.empty-state p {
    margin: 0;
    color: #aaa;
}

/* Modal grande para usuarios */
.modal-large {
    max-width: 800px;
    width: 90%;
}

/* Checkbox personalizado */
.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 14px;
    color: #333;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid #ddd;
    border-radius: 4px;
    margin-right: 10px;
    position: relative;
    transition: all 0.3s ease;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: #007bff;
    border-color: #007bff;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}