body {
    background: #f5f7fb;
}

.sidebar {
    width: 260px;
    height: 100vh;
    position: sticky;
    top: 0;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 12px;
}

/* thin custom scrollbar inside sidebar */
.sidebar-nav::-webkit-scrollbar {
    width: 4px;
}
.sidebar-nav::-webkit-scrollbar-track {
    background: transparent;
}
.sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.15);
    border-radius: 4px;
}
.sidebar-nav::-webkit-scrollbar-thumb:hover {
    background: rgba(255,255,255,0.3);
}

.sidebar-link {
    padding: 12px 15px;
    border-radius: 12px;
    transition: 0.3s;
}

.sidebar-link:hover {
    background: rgba(255,255,255,0.1);
}

.active-menu {
    background: rgba(255,255,255,0.15);
}

.card {
    border: none;
    border-radius: 18px;
}

.table {
    vertical-align: middle;
}

.btn {
    border-radius: 10px;
}

.form-control,
.form-select {
    border-radius: 10px;
}

.badge {
    border-radius: 8px;
}


.form-control,
.form-select {
    border-radius: 12px;
    padding: 10px 14px;
    border: 1px solid #dfe3ea;
    box-shadow: none;
}

.form-control:focus,
.form-select:focus {
    border-color: #111827;
    box-shadow: none;
}

.card {
    border-radius: 20px;
}

.btn {
    border-radius: 10px;
    padding: 10px 18px;
}