/* General Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
    color: #212529;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    flex: 1;
}

/* Navbar Styles */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

.navbar-brand {
    font-weight: 700;
}

/* Card Styles */
.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,.1);
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.card-title {
    font-weight: 600;
    color: #0d6efd;
}

/* Form Styles */
.form-control, .form-select {
    padding: 10px;
    border-radius: 5px;
    border: 1px solid #ced4da;
}

.form-control:focus, .form-select:focus {
    border-color: #86b7fe;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.btn {
    padding: 10px 20px;
    border-radius: 5px;
    font-weight: 500;
}

/* Alert Styles */
.alert {
    border-radius: 5px;
}

/* Chart Container */
canvas {
    width: 100% !important;
    height: 300px !important;
}

/* Footer Styles */
footer {
    margin-top: auto;
}

.navbar-brand img {
    transition: transform 0.3s ease;
  }
  
  .navbar-brand img:hover {
    transform: rotate(-10deg) scale(1.1);
  }

.skeleton-loader {
    padding: 1rem;
}
.skeleton-line {
    height: 1rem;
    background: #eee;
    margin-bottom: 0.5rem;
    border-radius: 4px;
    animation: pulse 1.5s infinite ease-in-out;
}
.skeleton-loader .skeleton-line {
    width: 100%;
    }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}


/* Responsive Adjustments */
@media (max-width: 768px) {
    .jumbotron .btn {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .jumbotron .d-flex {
        flex-direction: column;
    }
}