/* === Login-Seite === */
body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: #f5f5f5;
    font-family: 'Segoe UI', sans-serif;
    margin: 0;
}

.container {
    background: white;
    padding: 40px 30px;
    border-radius: 8px;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
    max-width: 400px;
    width: 90%;
    box-sizing: border-box;
    text-align: center;
}

.container h2 {
    margin-top: 0;
    margin-bottom: 20px;
    color: #2c7be5;
    font-size: 22px;
}

form input[type="text"],
form input[type="password"] {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 16px;
    box-sizing: border-box;
}

form button {
    width: 100%;
    background: #2c7be5;
    color: white;
    border: none;
    padding: 12px;
    font-size: 16px;
    font-weight: bold;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s ease;
}

form button:hover {
    background: #1a5fcc;
}

.error {
    background: #ffe0e0;
    color: #b30000;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 15px;
    font-size: 14px;
}