/* Genel Ayarlar */
body {
    font-family: Arial, sans-serif;
    background-color: #f4f6f8;
    margin: 0;
    padding: 0;
}

/* Ortalanmış Kart Kutusu */
.container {
    max-width: 500px;
    margin: 50px auto;
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
}

/* Logo */
.logo {
    max-width: 180px;
    height: auto;
    display: block;
    margin: 0 auto 20px;
}

/* Başlık */
h2 {
    text-align: center;
    color: #333;
    margin-bottom: 20px;
}

/* Giriş Alanları ve Butonlar */
input[type="text"],
button {
    width: 100%;
    padding: 12px;
    margin-top: 10px;
    font-size: 16px;
    border-radius: 6px;
    border: 1px solid #ccc;
    box-sizing: border-box;
}

button {
    background-color: #007bff;
    color: white;
    border: none;
    cursor: pointer;
    font-weight: bold;
}

button:hover {
    background-color: #0056b3;
}

/* Abonelik Liste Butonları */
form button {
    margin-bottom: 10px;
}

/* Borç Bilgisi Detay */
p {
    font-size: 16px;
    margin: 8px 0;
}

strong {
    color: #222;
}

/* Link Stili */
a {
    color: #007bff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Hata veya Bilgi Mesajları */
.message {
    text-align: center;
    padding: 10px;
    font-weight: bold;
}

.message.error {
    color: red;
}

.message.success {
    color: green;
}