html,
body,
.container{
    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        "Noto Sans JP",
        "Yu Gothic",
        "Hiragino Kaku Gothic ProN",
        sans-serif;
}


/*==========================
    コンテナ
==========================*/
.container{
    width:100%;
    max-width:430px;
    min-height:100dvh;
    margin:0 auto;
}


/*==========================
    中央レイアウト
==========================*/
.content{
    width:100%;
    min-height:100dvh;
    display:flex;
    flex-direction:column;
    align-items:center;
    box-sizing:border-box;
    padding:30px 0;
}


/*==========================
    タイトル
==========================*/
.logo-area{
    width:100%;
    display:flex;
    justify-content:center;
    margin-bottom:15px;
}

.logo-area h1{
    margin:0;
    font-size:26px;
    font-weight:bold;
    text-align:center;
}


/*==========================
    説明
==========================*/
.attention-area{
    width:100%;
    display:flex;
    justify-content:center;
    overflow:hidden;
}

.attention{
    width:100%;
    max-width:550px;
    margin:0;
    text-align:center;
    font-size:clamp(12px,3.2vw,14px);
    line-height:1.8;
    color:#c71585;
    white-space:nowrap;
}


/*==========================
    メニュー
==========================*/
.button-area{
    width:90%;
    margin-top:25px;
    display:flex;
    flex-direction:column;
    gap:10px;
}

.top-menu-btn{
    width:100%;
    display:flex;
    align-items:center;
    padding:15px;
    background:#fff;
    border-radius:15px;
    box-shadow:0 3px 8px rgba(0,0,0,.12);
    box-sizing:border-box;
    text-decoration:none;
    color:#333;
}

.top-menu-icon{
    width:45px;
    flex-shrink:0;
    display:flex;
    justify-content:center;
    align-items:center;
    font-size:28px;
}

.top-menu-text{
    flex:1;
    display:flex;
    flex-direction:column;
    gap:3px;
    margin-left:5px;
}

.top-menu-text strong{
    font-size:16px;
}

.top-menu-text small{
    font-size:12px;
    color:#777;
}

.top-menu-arrow{
    flex-shrink:0;
    margin-left:10px;
    font-size:28px;
    line-height:1;
    color:#aaa;
}


/*==========================
    サポート
==========================*/
.legal-links{
    width:100%;
    display:flex;
    justify-content:center;
    align-items:center;
    gap:5px;
    margin-top:20px;
    font-size:13px;
    white-space:nowrap;
}

.legal-links a{
    color:#c71585;
    text-decoration:none;
    cursor:pointer;
}

.legal-links a:hover{
    text-decoration:underline;
}

.legal-links span{
    color:#c71585;
}


/*==========================
    注釈
==========================*/
.description-area{
    width:100%;
    display:flex;
    justify-content:center;
    margin-top:15px;
    overflow:hidden;
}

.description{
    width:100%;
    max-width:550px;
    margin:0;
    text-align:center;
    font-size:clamp(10px,2.8vw,14px);
    line-height:1.8;
    color:#c71585;
    white-space:nowrap;
}