.auth-container {
    max-width: 420px;
    margin: 50px auto 0;
    background: white;
    padding: 36px;
    border-radius: 10px;
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.08);
}

.auth-container h2 {
    font-size: 22px;
    margin-bottom: 12px;
    color: #1a1a2e;
}

.demo-login {
    background: #eef8f2;
    border: 1px solid #c9ead5;
    border-radius: 6px;
    color: #20623d;
    font-size: 14px;
    margin-bottom: 22px;
    padding: 10px 12px;
}

.auth-field { margin-bottom: 16px; }

.auth-field label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #555;
    margin-bottom: 5px;
}

.auth-field input {
    width: 100%;
    padding: 10px 13px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.15s;
}

.auth-field input:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.12);
}

.auth-field .helptext {
    display: block;
    font-size: 12px;
    color: #aaa;
    margin-top: 4px;
    line-height: 1.4;
}

.errorlist {
    color: #e74c3c;
    font-size: 13px;
    list-style: none;
    padding: 0;
    margin: 4px 0 8px;
}

.btn-auth {
    background: #3498db;
    color: white;
    padding: 12px;
    border: none;
    width: 100%;
    border-radius: 6px;
    cursor: pointer;
    font-size: 15px;
    font-family: inherit;
    font-weight: 600;
    transition: background 0.15s;
    margin-top: 6px;
}

.btn-auth:hover { background: #2d7cb8; }

.auth-link {
    text-align: center;
    margin-top: 18px;
    font-size: 14px;
    color: #666;
}

.auth-link a { color: #3498db; text-decoration: none; }
.auth-link a:hover { text-decoration: underline; }