/* === Tema Umum === */
body {
    font-family: 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #e0f0ff, #ffe0e0);
    color: #333;
    margin: 0;
    padding: 0;
}

/* === Halaman Login === */
.login-body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.login-container {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    text-align: center;
    width: 320px;
}

.logo {
    width: 70px;
    margin-bottom: 10px;
}

h2 {
    color: #d32f2f; /* merah lembut */
    margin-bottom: 10px;
}

p {
    color: #1976d2; /* biru lembut */
}

input[type="number"] {
    width: 80%;
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #ccc;
    border-radius: 6px;
}

button {
    background-color: #1976d2;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    transition: 0.3s;
}

button:hover {
    background-color: #0d47a1;
}

.error-message {
    margin-top: 10px;
    background: #ffebee;
    color: #d32f2f;
    padding: 10px;
    border-radius: 6px;
    font-size: 0.9rem;
}