body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f4f6f8;
}

.layout {
    display: flex;
}

.sidebar {
    width: 220px;
    background: #1f2937;
    color: white;
    height: 100vh;
    padding: 20px;
}

.sidebar a {
    display: block;
    color: #d1d5db;
    margin: 12px 0;
    text-decoration: none;
}

.sidebar a:hover {
    color: white;
}

.logout {
    margin-top: 30px;
    color: #ef4444;
}

.content {
    padding: 30px;
    width: 100%;
}

.card {
    background: white;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 6px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

input, button {
    padding: 10px;
}

button {
    background: #2563eb;
    color: white;
    border: none;
    cursor: pointer;
}

table {
    width: 100%;
    border-collapse: collapse;
}

td, th {
    border-bottom: 1px solid #e5e7eb;
    padding: 10px;
}

.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.login-box {
    background: white;
    padding: 30px;
    border-radius: 6px;
    width: 300px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}