/* General Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    flex: 1;
}

/* Header & Navigation */
.bg-primary {
    background-color: #479BDF !important;
}

.navbar-brand {
    font-weight: 500;
    font-size: 1.4rem;
}

/* Cards */
.card {
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border: 1px solid #e0e0e0;
    margin-bottom: 1.5rem;
}

.card-header {
    border-radius: 8px 8px 0 0 !important;
    font-weight: 600;
}

/* Buttons */
.btn-primary {
    background-color: #479BDF;
    border-color: #479BDF;
}

.btn-primary:hover {
    background-color: #3888c7;
    border-color: #3888c7;
}

/* Forms */
.form-control {
    border-radius: 5px;
    border: 1px solid #ddd;
    padding: 0.7rem 1rem;
}

.form-control:focus {
    border-color: #479BDF;
    box-shadow: 0 0 0 0.2rem rgba(71, 155, 223, 0.25);
}

/* Footer */
.footer {
    padding: 1.5rem 0;
    margin-top: 2rem;
    background-color: #f8f9fa;
}

/* User Profile Picture */
.rounded-circle {
    object-fit: cover;
    border: 3px solid #479BDF;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1.5rem;
    background-color: #fff;
    border: 1px solid #f0f0f0;
}

th {
    background-color: #f7f7f7;
    padding: 0.75rem;
    font-weight: 600;
    text-align: left;
    border-bottom: 1px solid #e0e0e0;
    color: #333;
}

td {
    padding: 0.75rem;
    vertical-align: middle;
    border-bottom: 1px solid #f0f0f0;
    color: #555;
}

tr:last-child td {
    border-bottom: none;
}

tr:hover {
    background-color: #f8f9fa;
}

/* Responsive */
@media (max-width: 767.98px) {
    .navbar-brand {
        font-size: 1.2rem;
    }
    
    h1 {
        font-size: 1.8rem;
    }
}