/*ダークモード*/
:root {
    --bg-color: #ffffff;
    --text-color: #808080;
    --border-color: #808080;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #1a1a1a;
        --text-color: #d1d1d1;
        --border-color: #444444;
    }
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
}

/*テキスト設定*/
    h1{
    color: var(--text-color);  
    text-align: center;
    font-family: 'DotGothic16', sans-serif;
    }

    .title p{
        color: var(--text-color); 
        text-align: center;
        font-family: sans-serif;
        margin-top: -28px;
    }

    h2{
        color: var(--text-color);
        text-align: center;
        font-family: sans-serif;
        font-size: 0.8rem;
        opacity: 0.5;
    }

    #total-area{
    color: var(--text-color);
    text-align: center;
    font-family: sans-serif;
    }

    .group {
        color: var(--text-color);
        text-align: center;
        font-family: sans-serif;
    }

    .main-container{
        color: var(--text-color);
        text-align: center;
    }

    .content {
        display: flex;
        align-items: center;
        flex-direction: column;
        gap: 8px;
        font-family: sans-serif;
        color: var(--text-color);
    }
    
    .link a{
        color: var(--text-color);   
        opacity: 0.5;
        font-family: sans-serif;  
    }

    .link {
    text-align: center;
    }

/*fn*/

/*キャラ選択タブ*/
    .main-summary {
        font-size: 1.2rem;
        padding: 10px;
    }

    summary {
        list-style: none;
        cursor: pointer;
        user-select: none;
    }
    summary::-webkit-details-marker {
        display: none;
    }

    .main-box {
        margin-top: 10px;
        padding: 20px;
        border: 2px solid var(--border-color);
        max-width: 500px;
        width: 100%;
        margin-left: auto; 
        margin-right: auto;
        box-sizing: border-box;
    }

    .group {
        margin-bottom: 15px;
        padding-bottom: 10px;
    }

    .group-summary {
        font-weight: bold;
        padding: 5px 0;
    }

    .group:last-child {
        margin-bottom: 0;
        padding-bottom: 0;
    }
/*fn*/

/*＋ボタン*/
    .icon {
        display: inline-block;
        transition: all 0.3s ease;
        width: 1.5rem;
        text-align: center;
        transform-origin: center;
        transform: translateY(0px) rotate(0deg); 
    }

    .transport-icon {
        display: inline-block;
        transition: all 0.3s ease;
        width: 1.5rem;
        text-align: center;
        transform-origin: center;
        transform: translateY(0px) rotate(0deg); 
    }

    .main-container[open] .main-summary .icon {
        transform: translateY(0px) rotate(45deg);
    }

    .normal-group[open] summary .icon {
        transform: translateY(0px) rotate(45deg);
    }

    .user-info[open] .info-summary .icon {
        transform: translateY(0px) rotate(45deg);
    }

    .normal-group[open] .summary .icon {
        transform: translateY(0px) rotate(45deg);
    }

    .share-details[open] .transport-summary .transport-icon {
        transform: translateY(0px) rotate(45deg);
    }
/*fn*/

/*情報ボタン*/
    .user-info {
        position: fixed;
        top: 20px;
        right: 20px;
        z-index: 1000;
        text-align: right;
    }

    .info-summary {
        list-style: none;
        cursor: pointer;
        background: #FF3000;
        color: #fff;
        width: 40px;
        height: 40px;
        line-height: 40px;
        text-align: center;
        border-radius: 4px;
        margin-left: auto;
        outline: none;
    }

    .info-box {
        margin-top: 10px;
        padding: 15px;
        background: var(--bg-color);
        border: 2px solid var(--border-color);
        text-align: left;
        width: 200px;
        font-family: sans-serif;
        color: var(--text-color);    
    }

    .info-box a {
        color: var(--text-color);
        text-decoration: underline;
        font-family: sans-serif;
    }
/*fn*/

/*上昇ボタン*/
    #back-to-top {
        position: fixed;
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        color: var(--bg-color);
        cursor: pointer;
        font-family: sans-serif;
        font-size: 20px;
        display: none;
        z-index: 999;
    }
/*fn*/

/*ゴミ箱*/
    .reset-btn {
        background: #808080;
        border: none;
        border-radius: 4px;
        width: 40px;
        height: 40px;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all 0.2s;
        margin: 20px auto;
    }

    .reset-btn:hover {
        background: #FF3000;
    }

    .reset-btn:hover .trash-lid {
        transform: translateY(-5px) rotate(-30deg);
    }

    .trash-bin {
        width: 14px;
        height: 16px;
        position: relative;
        border: 2px solid #fff;
        border-top: none;
        border-radius: 0 0 2px 2px;
    }

    .trash-lid {
        width: 18px;
        height: 2px;
        background: #fff;
        position: absolute;
        top: -4px;
        left: -2.05px;
        border-radius: 1px;
        transition: transform 0.2s ease;
        transform-origin: left center;
    }

    .trash-lid::before {
        content: '';
        width: 6px;
        height: 2px;
        background: #fff;
        position: absolute;
        top: -3px;
        left: 6px;
        border-radius: 1px 1px 0 0;
    }
/*fn*/