/* General Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f8f9fa;
    color: #333;
}

html, body {
    height: 100%;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
}

thead {
    background-color: #0d6efd;
    color: white;
}

td, th {
    padding: 12px;
    border: 1px solid #dee2e6;
}

tbody tr:hover {
    background-color: #f5f5f5;
}

/* Buttons */
.btn {
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Cards */
.card {
    border-radius: 10px;
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

/* Forms */
.form-control, .form-select {
    border-radius: 6px;
    border: 1px solid #dee2e6;
    padding: 10px 12px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.form-control:focus, .form-select:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.form-label {
    font-weight: 600;
    color: #495057;
    margin-bottom: 8px;
}

/* Alerts */
.alert {
    border-radius: 8px;
    border: none;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Navbar */
.navbar {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-size: 20px;
}

.nav-link {
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #fff !important;
    opacity: 0.9;
}

/* Min VH */
.min-vh-100 {
    min-height: 100vh;
}

/* Container Padding */
.container, .container-fluid {
    padding-left: 20px;
    padding-right: 20px;
}

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

/* Responsive Design */
@media (max-width: 576px) {
    .container, .container-fluid {
        padding-left: 15px;
        padding-right: 15px;
    }
    
    table {
        font-size: 13px;
    }
    
    td, th {
        padding: 8px;
    }
}

/* Utility Classes */
.shadow-sm {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075) !important;
}

.text-muted {
    color: #6c757d !important;
}

/* Page Heading */
h1, h2, h3, h4, h5, h6 {
    color: #212529;
    font-weight: 600;
}