body {
    font-family: 'Segoe UI', sans-serif;
    background: #f5f6fa;
}

/* Sidebar */
.sidebar {
    width: 220px;
    height: 100vh;
    background: #a8d5c2;
    position: fixed;
    padding: 25px 20px;
    border-top-right-radius: 20px;
    border-bottom-right-radius: 20px;
}

.sidebar h5 {
    font-weight: bold;
    margin-bottom: 20px;
}

.sidebar a {
    display: block;
    margin: 12px 0;
    color: #004d40;
    text-decoration: none;
    font-weight: 500;
}

.sidebar a:hover {
    color: #00796b;
}

/* Content */
.content {
    margin-left: 240px;
    padding: 30px;
}

/* Header */
.header {
    background: #1f5f8b;
    color: white;
    padding: 15px 20px;
    border-radius: 12px;
    margin-bottom: 20px;
}

/* Card Container */
.d-flex {
    gap: 15px; /* bikin jarak antar card */
    flex-wrap: wrap;
}

/* Card */
.card-box {
    flex: 1; /* semua card sama besar */
    min-width: 220px;
    height: 120px;
    padding: 25px;

    color: white;
    border-radius: 15px;

    display: flex;
    flex-direction: column;
    justify-content: center;

    font-size: 16px;
    font-weight: 500;

    box-shadow: 0 6px 15px rgba(0,0,0,0.15);
}

/* Warna Card */
.blue { background: #5b9bd5; }
.red { background: #f25f5c; }
.green { background: #2ecc71; }
.yellow { background: #cddc39; }

/* Judul */
h4 {
    margin-top: 30px;
    margin-bottom: 15px;
}

/* Button */
.btn-primary {
    border-radius: 8px;
}

/* Table */
table {
    background: white;
    border-radius: 10px;
    overflow: hidden;
}

table th {
    background: #f1f1f1;
}

table td, table th {
    vertical-align: middle;
}