:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --light-color: #ecf0f1;
    --dark-color: #34495e;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --info-color: #3498db;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: #f8f9fa;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

.navbar.bg-primary {
    background-color: var(--primary-color) !important;
}

.dashboard-card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    cursor: pointer;
    height: 100%;
    overflow: hidden;
    position: relative;
}

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

    .dashboard-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
    }

        .dashboard-card:hover::before {
            transform: scaleX(1);
        }

.card-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.dashboard-card:hover .card-icon {
    transform: scale(1.1);
    color: var(--primary-color);
}

.card-title {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 15px;
}

.badge {
    font-weight: 500;
    padding: 8px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
}

/* Stats section */
.stats-card {
    background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
    border-radius: 15px;
    border: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 5px;
    transition: all 0.3s ease;
}

.stat-label {
    font-size: 0.9rem;
    color: #6c757d;
    font-weight: 500;
}

.text-primary {
    color: var(--primary-color) !important;
}

.text-success {
    color: var(--success-color) !important;
}

.text-warning {
    color: var(--warning-color) !important;
}

.text-info {
    color: var(--info-color) !important;
}

/* Button styles */
.btn-primary {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    border-radius: 10px;
    transition: all 0.3s ease;
}

    .btn-primary:hover {
        background-color: #2980b9;
        border-color: #2980b9;
        transform: translateY(-2px);
    }

.footer {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-color) 100%);
    color: white !important;
    padding: 1.5rem 0;
    margin-top: auto;
    width: 100%;
}

.footer-content {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1rem;
}
.footer-custom {
    font-size: 0.9rem; /* más chico que antes */
    font-weight: bold;
    text-align: center; /* centra el texto */
}

.footer-text {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .display-4 {
        font-size: 2rem;
    }

    .card-icon {
        font-size: 2.5rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .dashboard-card {
        margin-bottom: 1rem;
    }

    .footer {
        padding: 1rem 0;
    }

    .footer-content {
        padding-top: 0.75rem;
        text-align: center;
    }
}

@media (max-width: 576px) {
    .dashboard-card:hover {
        transform: none;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    }

    .card-icon {
        font-size: 2rem;
    }

    .stat-number {
        font-size: 1.75rem;
    }

    .footer-text {
        font-size: 0.85rem;
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-in;
}

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

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

.slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

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