/* Basic Clean Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    line-height: 1.6;
}

.container {
    background: #ffffff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    max-width: 600px;
    width: 100%;
    text-align: center;
}

.title {
    font-size: 24px;
    font-weight: bold;
    color: #2c3e50;
    margin-bottom: 30px;
    line-height: 1.4;
}

.badge {
    background-color: #e74c3c;
    color: #fff;
    font-size: 14px;
    padding: 4px 8px;
    border-radius: 4px;
    vertical-align: middle;
    display: inline-block;
    margin-bottom: 5px;
}

.message {
    font-size: 16px;
    margin-bottom: 40px;
    color: #555;
}

.next-info {
    background-color: #f9f9f9;
    padding: 25px;
    border-radius: 8px;
    border: 1px solid #eee;
}

.next-info h2 {
    font-size: 18px;
    margin-bottom: 15px;
    color: #2c3e50;
    border-bottom: 2px solid #ddd;
    display: inline-block;
    padding-bottom: 5px;
}

.next-info p {
    font-size: 15px;
    margin-bottom: 20px;
    color: #666;
}

/* Responsiveness */
.sp-only {
    display: none;
}

@media (max-width: 480px) {
    .container {
        padding: 25px;
    }

    .title {
        font-size: 20px;
    }

    .sp-only {
        display: block;
    }

    .pc-only {
        display: none;
    }
}