/* assets/css/style.css */
:root {
    --primary-color: #4e73df;
    --secondary-color: #858796;
    --success-color: #1cc88a;
    --info-color: #36b9cc;
    --warning-color: #f6c23e;
    --danger-color: #e74a3b;
}

body {
    font-size: .875rem;
    background-color: #f8f9fc;
}

.feather {
    width: 16px;
    height: 16px;
    vertical-align: text-bottom;
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
    padding: 48px 0 0;
    box-shadow: inset -1px 0 0 rgba(0, 0, 0, .1);
}

.sidebar-sticky {
    position: relative;
    top: 0;
    height: calc(100vh - 48px);
    padding-top: .5rem;
    overflow-x: hidden;
    overflow-y: auto;
}

.sidebar .nav-link {
    font-weight: 500;
    color: #333;
    padding: 0.75rem 1rem;
    transition: all 0.3s;
}

.sidebar .nav-link:hover {
    color: var(--primary-color);
    background-color: rgba(78, 115, 223, 0.1);
}

.sidebar .nav-link.active {
    color: var(--primary-color);
    background-color: rgba(78, 115, 223, 0.1);
    border-left: 3px solid var(--primary-color);
}

.sidebar .nav-link i {
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

/* Header */
.navbar-brand {
    padding-top: .75rem;
    padding-bottom: .75rem;
    font-size: 1rem;
    background-color: rgba(0, 0, 0, .25);
    box-shadow: inset -1px 0 0 rgba(0, 0, 0, .25);
}

.navbar .navbar-toggler {
    top: .25rem;
    right: 1rem;
}

/* Main content */
main {
    padding-top: 70px;
}

/* Cards */
.card {
    box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.15);
    border: none;
    margin-bottom: 1.5rem;
}

.card-header {
    background-color: #f8f9fc;
    border-bottom: 1px solid #e3e6f0;
    font-weight: 600;
}

/* Tables */
.table th {
    border-top: none;
    font-weight: 600;
    color: var(--secondary-color);
}

.table td {
    vertical-align: middle;
}

/* Buttons */
.btn-group-sm > .btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

/* Badges */
.badge {
    font-weight: 500;
    padding: 0.35em 0.65em;
}

/* Responsive adjustments */
@media (max-width: 767.98px) {
    .sidebar {
        position: static;
        padding-top: 0;
    }
    
    .sidebar-sticky {
        height: auto;
    }
    
    main {
        padding-top: 20px;
    }
}

/* Animation for alerts */
.alert {
    animation: fadeIn 0.3s;
}

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}