/* =====================================================
   页间集 · 账号 / 网盘
   变量沿用 main.css 里那一套，深色模式跟着一起变
===================================================== */

/* ===============================
   通用：卡片里的一行行表单
================================ */
.auth-hint{
    font-size:12px;
    line-height:1.8;
    color:var(--sub-text);
    margin-top:12px;
}

.auth-hint strong{
    color:var(--text-color);
    font-weight:600;
}

.auth-row{
    display:flex;
    gap:10px;
    flex-wrap:wrap;
    margin-top:18px;
}

.auth-row .btn{
    flex:1;
    min-width:110px;
}

.backup-status.is-error{
    color:#c0392b;
}

body.dark .backup-status.is-error{
    color:#ff8a75;
}

/* ===============================
   已登录时的身份条
================================ */
.auth-who{
    display:flex;
    align-items:center;
    gap:12px;
    padding:14px 16px;
    border-radius:14px;
    background:var(--bg-color);
    border:1px solid var(--border-color);
}

.auth-who-avatar{
    width:36px;
    height:36px;
    flex:none;
    border-radius:50%;
    background:var(--card-color);
    border:1px solid var(--border-color);
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:16px;
}

.auth-who-name{
    font-size:15px;
    font-weight:600;
    line-height:1.4;
}

.auth-who-sub{
    font-size:12px;
    color:var(--sub-text);
}

/* 侧边栏底部的小标识 */
.auth-chip{
    font-size:12px;
    color:var(--sub-text);
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
}

/* ===============================
   网盘：两个 provider 各占一块
================================ */
.nd-option{
    padding:16px 0;
    border-top:1px solid var(--border-color);
}

.nd-option:first-child{
    border-top:none;
    padding-top:4px;
}

.nd-option h4{
    font-size:14px;
    margin-bottom:4px;
}

.nd-option .nd-desc{
    font-size:12px;
    line-height:1.8;
    color:var(--sub-text);
    margin-bottom:12px;
}

.nd-option.nd-off{
    opacity:.55;
}

.nd-option .btn[disabled]{
    cursor:not-allowed;
}

/* ===============================
   网盘文件浏览器
================================ */
.nd-mask{
    position:fixed;
    inset:0;
    z-index:900;
    background:rgba(0,0,0,.45);
    display:flex;
    align-items:center;
    justify-content:center;
    padding:20px;
}

.nd-mask.hidden{
    display:none;
}

.nd-panel{
    width:100%;
    max-width:520px;
    max-height:78vh;
    display:flex;
    flex-direction:column;
    background:var(--card-color);
    border:1px solid var(--border-color);
    border-radius:20px;
    overflow:hidden;
    box-shadow:var(--shadow);
}

.nd-head{
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:18px 20px 14px;
    border-bottom:1px solid var(--border-color);
}

.nd-head h3{
    font-size:16px;
}

.nd-close{
    border:none;
    background:none;
    color:var(--sub-text);
    font-size:16px;
    cursor:pointer;
    padding:4px 8px;
    border-radius:8px;
}

.nd-close:hover{
    background:var(--bg-color);
    color:var(--text-color);
}

.nd-path{
    padding:10px 20px;
    font-size:12px;
    color:var(--sub-text);
    border-bottom:1px solid var(--border-color);
    overflow-x:auto;
    white-space:nowrap;
}

.nd-crumb{
    border:none;
    background:none;
    color:var(--sub-text);
    font-size:12px;
    cursor:pointer;
    padding:2px 4px;
    border-radius:6px;
}

.nd-crumb:hover{
    color:var(--text-color);
    background:var(--bg-color);
}

.nd-list{
    flex:1;
    overflow-y:auto;
    padding:8px 0;
}

.nd-item{
    display:flex;
    align-items:center;
    gap:12px;
    padding:11px 20px;
    cursor:pointer;
    font-size:14px;
    transition:background .15s;
}

.nd-item:hover{
    background:var(--bg-color);
}

.nd-icon{
    flex:none;
    width:18px;
    text-align:center;
    color:var(--sub-text);
    font-size:13px;
}

.nd-item.is-dir .nd-icon{
    color:var(--text-color);
}

.nd-name{
    flex:1;
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
}

.nd-size{
    flex:none;
    font-size:12px;
    color:var(--sub-text);
}

.nd-empty{
    padding:40px 20px;
    text-align:center;
    font-size:13px;
    color:var(--sub-text);
}

.nd-foot{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    padding:14px 20px;
    border-top:1px solid var(--border-color);
}

.nd-tip{
    flex:1;
    font-size:12px;
    color:var(--sub-text);
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
}

@media (max-width:520px){
    .nd-panel{
        max-height:88vh;
    }
}