.guide-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
}
.guide-section {
    margin-bottom: 50px;
}
.guide-section h1, .guide-section h2 {
    color: #333;
    margin-bottom: 20px;
}
.guide-section h2 {
    border-bottom: 2px solid #ddd;
    padding-bottom: 10px;
}
.pr-box {
    background-color: #f0f8ff;
    border: 1px solid #b6d4fe;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 30px;
}
.step-item {
    margin-bottom: 30px;
    padding: 20px;
    border: 1px solid #eee;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}
.step-title {
    font-size: 1.2em;
    font-weight: bold;
    color: #007bff;
    margin-bottom: 10px;
}
.xm-button {
    background-color: #d32f2f;
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    display: inline-block;
    font-weight: bold;
    margin: 10px 0;
}
.xm-button:hover {
    background-color: #b71c1c;
    color: white;
}
.center-action {
    text-align: center;
    margin-top: 20px;
}
.check-tool {
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    padding: 20px;
    border-radius: 8px;
    margin: 20px 0;
}
.input-group {
    display: flex;
    gap: 10px;
    margin: 10px 0;
}
.input-group input {
    flex: 1;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 16px;
}
.input-group button {
    padding: 10px 20px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    white-space: nowrap;
}
.input-group button:hover {
    background-color: #0056b3;
}
.check-result {
    min-height: 1.5em;
    margin-bottom: 10px;
    font-weight: bold;
}
.dl-button {
    background-color: #28a745;
}
.dl-button:hover {
    background-color: #218838;
}
.step-item {
    background-color: #ffffff;
    border: 1px solid #ccc;
    border-radius: 8px;
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
.page-header {
    text-align: center;
    margin-bottom: 40px;
    padding-top: 20px;
}
.header-content {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}
.app-icon {
    width: 80px;
    height: 80px;
    border-radius: 16px;
}