/* ===== 科技深色主题变量（基准色对齐导航 LED 时间） ===== */
:root {
    color-scheme: dark; /* 让原生 date/checkbox/scrollbar 控件适配深色 */
    --bg-base: #060b16;        /* 页面最深背景 */
    --bg-panel: #0d1b2a;       /* panel 背景（对齐 .digital-time） */
    --bg-section: #0f2238;     /* section 卡片 */
    --bg-card: #142a48;        /* 列表项 / file-item / check-item */
    --bg-card-hover: #1b355e;  /* 列表项悬停 */
    --bg-inset: #0a1626;       /* 输入框 / 内凹区 */
    --border: #1f3a5c;         /* 普通边框 */
    --border-light: #2c5180;   /* 高亮边框 */
    --text-main: #d8e6f7;      /* 主文字 */
    --text-sub: #8aa3c7;       /* 次文字 */
    --text-dim: #5f7aa0;       /* 弱文字 */
    --accent: #00ffd0;         /* 主色：科技青 */
    --accent-dim: #00c4a0;     /* 主色暗调 */
    --accent-glow: rgba(0, 255, 208, 0.45);
    --accent-bg: rgba(0, 255, 208, 0.10); /* 选中态淡青底 */
    --success: #2ee59d;
    --warn: #ffc857;
    --danger: #ff5470;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body {
    height: 100%;
    overflow: hidden;
}
body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    background: var(--bg-base);
    color: var(--text-main);
}

/* ===== 封面页（未登录） ===== */
.cover-page {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 30% 20%, #0f2440 0%, var(--bg-panel) 45%, var(--bg-base) 100%);
    position: relative;
    overflow: hidden;
}
.cover-page::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 255, 208, 0.10) 0%, transparent 70%);
    top: -200px;
    right: -100px;
}
.cover-page::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 255, 208, 0.07) 0%, transparent 70%);
    bottom: -100px;
    left: -50px;
}
.cover-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    z-index: 1;
    animation: coverFadeIn 1s ease-out;
}
@keyframes coverFadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.cover-logo {
    width: 100px;
    height: 100px;
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 255, 208, 0.25);
}
.cover-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 2px;
    text-shadow: 0 0 16px var(--accent-glow);
}
.cover-subtitle {
    font-size: 16px;
    color: rgba(216, 230, 247, 0.6);
    letter-spacing: 4px;
}
/* 封面平台切换：当前平台高亮态、另一平台可点击（视觉对齐 nav-tab） */
.cover-switch {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
    font-size: 14px;
}
.cover-switch-item {
    color: var(--text-sub);
    text-decoration: none;
    letter-spacing: 1px;
    padding: 2px 10px;
    border-radius: 3px;
    transition: all 0.2s;
}
a.cover-switch-item:hover {
    color: var(--accent);
    text-shadow: 0 0 8px var(--accent-glow);
}
.cover-switch-item.active {
    color: var(--accent);
    border: 1px solid var(--accent-dim);
    background: var(--accent-bg);
}
.cover-switch-sep { color: var(--text-dim); }
.cover-footer {
    margin-top: 40px;
    text-align: center;
    font-size: 12px;
    color: rgba(216, 230, 247, 0.35);
    line-height: 1.8;
}
.cover-footer a {
    color: rgba(216, 230, 247, 0.35);
    text-decoration: none;
}
.cover-footer a:hover {
    color: var(--accent);
}

/* ===== 封面页登录面板 ===== */
.login-panel {
    margin-top: 28px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    width: 300px;
    padding: 26px 24px;
    background: linear-gradient(160deg, var(--bg-panel) 0%, var(--bg-inset) 100%);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(0, 255, 208, 0.05);
}
.login-field {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    background: var(--bg-inset);
    border: 1px solid var(--border);
    border-radius: 6px;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.login-field:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 8px var(--accent-glow);
}
.login-icon {
    font-size: 16px;
    opacity: 0.7;
}
.login-input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    color: var(--text-main);
    font-size: 14px;
}
.login-input::placeholder { color: var(--text-dim); }
.login-error {
    color: var(--danger);
    font-size: 13px;
    text-align: center;
    line-height: 1.4;
}
.login-btn {
    width: 100%;
    padding: 10px;
    font-size: 15px;
    letter-spacing: 2px;
    margin-top: 2px;
}

/* ===== 上次同步时间 ===== */
.last-sync-info {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 6px 0 4px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 8px;
}
.last-sync-tag {
    font-size: 12px;
    color: var(--text-sub);
    background: var(--bg-inset);
    border: 1px solid var(--border);
    padding: 2px 8px;
    border-radius: 10px;
    white-space: nowrap;
}

/* ===== 整体容器：撑满视口 ===== */
#app,
#backup-app {
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.container {
    flex: 1;
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 100%;
    margin: 0;
    background: var(--bg-base);
    padding: 0 24px 20px;
    min-height: 0;
    overflow: hidden;
}

/* ===== 顶部导航 ===== */
.top-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 16px;
    flex-shrink: 0;
}
.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}
.nav-logo {
    height: 36px;
    width: auto;
    border-radius: 4px;
}
.top-nav h1 { font-size: 18px; color: var(--text-main); margin: 0; white-space: nowrap; letter-spacing: 1px; }
.nav-tabs { display: flex; gap: 4px; flex-shrink: 0; }
.nav-tab {
    padding: 6px 16px;
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    font-size: 15px;
    background: var(--bg-card);
    color: var(--text-sub);
    transition: all 0.2s;
    white-space: nowrap;
}
.nav-tab:hover { border-color: var(--accent); color: var(--accent); }
.nav-tab.active {
    background: var(--accent-bg);
    color: var(--accent);
    border-color: var(--accent);
    box-shadow: 0 0 10px var(--accent-glow);
}
/* a 标签复用 .nav-tab 时去掉默认下划线（button 不受影响） */
a.nav-tab { text-decoration: none; }

/* 导航栏中间：数码风格当前时间 */
.nav-time {
    flex: 1;
    text-align: center;
    align-self: center;
}
.digital-time {
    display: inline-block;
    font-family: 'Orbitron', 'Consolas', 'Courier New', monospace;
    font-weight: 700;
    font-size: 18px;
    letter-spacing: 2px;
    color: var(--accent);
    background: var(--bg-panel);
    padding: 4px 18px;
    border-radius: 6px;
    border: 1px solid #1b3a4b;
    text-shadow: 0 0 8px var(--accent-glow);
    font-variant-numeric: tabular-nums; /* 数字等宽，秒数跳动时不抖动 */
    white-space: nowrap;
    text-align: center; /* 数字在固定宽度框内居中 */
    min-width: 280px; /* 锁死框宽，不随时间长短/字体加载变化 */
}

/* ===== 页面区域：可滚动 ===== */
.page {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding-bottom: 8px;
    display: flex;
    flex-direction: column;
}

/* ===== 左右布局 ===== */
.main-layout { display: flex; gap: 16px; flex: 1; min-height: 0; align-items: stretch; }
.panel { flex: 1; min-width: 0; display: flex; flex-direction: column; min-height: 0; overflow: hidden; }

/* ===== Panel ===== */
.panel-header {
    font-size: 16px;
    font-weight: bold;
    color: var(--accent);
    background: linear-gradient(135deg, #0f2440 0%, var(--bg-panel) 100%);
    border-bottom: 1px solid var(--accent-dim);
    padding: 8px 14px;
    border-radius: 6px 6px 0 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-shadow: 0 0 6px var(--accent-glow);
}
.panel-header .btn-link {
    color: var(--accent);
    opacity: 0.8;
    font-size: 16px;
    padding: 0;
}
.panel-header .btn-link:hover { opacity: 1; }
.section {
    padding: 14px;
    background: var(--bg-section);
    border: 1px solid var(--border);
    border-top: none;
    flex: 1; /* 撑满 panel 剩余高度，数据少/为空时面板也充满 */
    min-height: 0;
    display: flex;
    flex-direction: column;
    /* 不整体滚动：内部列表各自 flex:1 + overflow 滚动，外层由 .page 兜底 */
}
.section:last-child { border-radius: 0 0 6px 6px; }
.section-title {
    font-size: 15px;
    font-weight: bold;
    color: var(--text-main);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ===== 按钮 ===== */
.btn {
    padding: 6px 14px;
    border: 1px solid transparent;
    border-radius: 4px;
    cursor: pointer;
    font-size: 15px;
    transition: all 0.2s;
}
.btn-sm { padding: 4px 10px; font-size: 14px; }
.btn-primary {
    background: var(--accent);
    color: #04261f;
    font-weight: 600;
    box-shadow: 0 0 10px var(--accent-glow);
}
.btn-primary:hover:not(:disabled) { background: #4dffe0; box-shadow: 0 0 16px var(--accent-glow); }
.btn-success {
    background: var(--success);
    color: #04261f;
    font-weight: 600;
    box-shadow: 0 0 8px rgba(46, 229, 157, 0.4);
}
.btn-success:hover:not(:disabled) { background: #5cf0b5; }
.btn-link { background: none; color: var(--text-sub); padding: 2px 4px; font-size: 16px; }
.btn-link:hover:not(:disabled) { color: var(--accent); background: none; }
.btn-danger {
    background: rgba(255, 84, 112, 0.12);
    color: var(--danger);
    font-weight: 600;
    border: 1px solid rgba(255, 84, 112, 0.4);
}
.btn-danger:hover:not(:disabled) { background: rgba(255, 84, 112, 0.22); box-shadow: 0 0 8px rgba(255, 84, 112, 0.3); }
.btn:disabled { background: #2a3a52; cursor: not-allowed; color: #5a7099; box-shadow: none; }

/* ===== 镜像选择列表 ===== */
.image-list {
    flex: 1; /* 充满 section 剩余高度，数据多时内部滚动 */
    min-height: 0;
    overflow-y: auto;
    margin-bottom: 10px;
    padding-right: 4px;
}
.image-list::-webkit-scrollbar { width: 4px; }
.image-list::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 2px; }
.check-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    margin-bottom: 4px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-main);
    transition: border-color 0.2s;
}
.check-item:hover { border-color: var(--accent); background: var(--bg-card-hover); }
.check-item input { margin: 0; accent-color: var(--accent); }
.check-info { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.check-name { word-break: break-all; }
.check-meta { font-size: 12px; color: var(--text-sub); }

/* ===== 远程文件列表 ===== */
.file-list {
    flex: 1; /* 充满 section 剩余高度，数据多时内部滚动 */
    min-height: 0;
    overflow-y: auto;
    margin-bottom: 10px;
    padding-right: 4px;
}
.file-list::-webkit-scrollbar { width: 4px; }
.file-list::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 2px; }
.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 10px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    margin-bottom: 4px;
    gap: 10px;
    transition: border-color 0.2s;
}
.file-item:hover { border-color: var(--accent); background: var(--bg-card-hover); }
.file-info { flex: 1; min-width: 0; }
.file-name {
    font-size: 14px;
    font-weight: bold;
    color: var(--text-main);
    word-break: break-all;
    display: flex;
    align-items: center;
    gap: 6px;
}
.file-meta { font-size: 13px; color: var(--text-sub); margin-top: 2px; }

/* ===== 同步类型选择 ===== */
.sync-type-selector { display: flex; gap: 8px; margin-bottom: 10px; }
.sync-type-item {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 5px 12px;
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    font-size: 15px;
    color: var(--text-sub);
    transition: all 0.2s;
}
.sync-type-item:hover { border-color: var(--accent-dim); color: var(--text-main); }
.sync-type-item.active {
    border-color: var(--accent);
    background: var(--accent-bg);
    color: var(--accent);
    box-shadow: 0 0 8px var(--accent-glow);
}
.sync-type-item input { display: none; }
.sync-desc {
    font-size: 13px;
    color: var(--text-sub);
    margin-bottom: 10px;
    padding: 6px 10px;
    background: var(--bg-inset);
    border: 1px solid var(--border);
    border-radius: 4px;
    line-height: 1.5;
}
.sync-desc code { background: var(--bg-card); padding: 0 4px; border-radius: 2px; font-size: 13px; color: var(--accent); }

/* ===== 列表筛选控件 ===== */
.panel-stat {
    text-align: right;
    font-size: 0.85em;
    color: var(--text-sub);
    margin-top: 4px;
}
.filter-input {
    width: 100%;
    padding: 5px 10px;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 13px;
    margin-bottom: 10px;
    outline: none;
    background: var(--bg-inset);
    color: var(--text-main);
    transition: border-color 0.2s;
}
.filter-input:focus { border-color: var(--accent); box-shadow: 0 0 8px var(--accent-glow); }
.filter-input::placeholder { color: var(--text-dim); }
.date-range {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 0 10px;
    font-size: 13px;
    color: var(--text-sub);
}
.date-range input[type='date'] {
    flex: 1; /* 两个日期框平分剩余宽度，整体充满父级 */
    min-width: 0;
    padding: 3px 6px;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 13px;
    outline: none;
    background: var(--bg-inset);
    color: var(--text-main);
}
.date-range input[type='date']:focus { border-color: var(--accent); box-shadow: 0 0 8px var(--accent-glow); }
.date-range input[type='date']::-webkit-calendar-picker-indicator { filter: invert(0.8) hue-rotate(120deg); cursor: pointer; }
.date-reset {
    border: none;
    background: none;
    color: var(--text-sub);
    cursor: pointer;
    font-size: 14px;
    padding: 0 4px;
    line-height: 1;
    flex-shrink: 0;
}
.date-reset:hover { color: var(--danger); }

/* ===== 徽章 ===== */
.update-badge {
    padding: 1px 6px;
    border-radius: 8px;
    font-size: 12px;
    white-space: nowrap;
}
.badge-full { background: rgba(46, 229, 157, 0.12); color: var(--success); border: 1px solid rgba(46, 229, 157, 0.5); }
.badge-inc { background: var(--accent-bg); color: var(--accent); border: 1px solid var(--accent-dim); }
.badge-files { background: rgba(255, 187, 68, 0.12); color: #ffbb44; border: 1px solid rgba(255, 187, 68, 0.5); }
.count-badge {
    display: inline-block;
    background: var(--accent);
    color: #04261f;
    font-size: 11px;
    font-weight: 600;
    padding: 1px 7px;
    border-radius: 8px;
    margin-left: 6px;
}

/* ===== WAL 归档列表 ===== */
.wal-list {
    flex: 1; /* 充满 section 剩余高度，数据多时内部滚动 */
    min-height: 0;
    overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: 4px;
    margin-top: 6px;
}
.wal-list::-webkit-scrollbar { width: 4px; }
.wal-list::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 2px; }
.wal-actions {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-top: 6px;
    font-size: 12px;
    color: var(--text-sub);
}
.wal-selected-count {
    color: var(--accent);
    font-size: 12px;
    margin-left: auto;
}
.wal-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 10px;
    font-size: 12px;
    font-family: 'Consolas', 'Monaco', monospace;
    color: var(--text-sub);
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    transition: background 0.15s;
}
.wal-item:last-child { border-bottom: none; }
.wal-item:hover { background: var(--bg-card-hover); }
.wal-item.wal-new { color: var(--text-main); background: var(--accent-bg); }
.wal-item.wal-selected { background: var(--accent-bg); box-shadow: inset 2px 0 0 var(--accent); }
.wal-item input { accent-color: var(--accent); }
.wal-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wal-meta { color: var(--text-sub); font-size: 11px; flex-shrink: 0; }
.wal-badge {
    background: var(--accent);
    color: #04261f;
    font-size: 10px;
    padding: 0 5px;
    border-radius: 6px;
    flex-shrink: 0;
}

/* ===== 进度条 ===== */
.progress-container { margin-top: 10px; }
.progress-label { display: flex; justify-content: space-between; font-size: 14px; color: var(--text-main); margin-bottom: 3px; }
.progress-bar { height: 5px; background: var(--bg-inset); border-radius: 3px; overflow: hidden; border: 1px solid var(--border); }
.progress-fill { height: 100%; background: var(--accent); transition: width 0.3s; border-radius: 3px; box-shadow: 0 0 8px var(--accent-glow); }
.progress-fill.completed { background: var(--success); box-shadow: 0 0 8px rgba(46, 229, 157, 0.5); }
.progress-fill.error { background: var(--danger); box-shadow: 0 0 8px rgba(255, 84, 112, 0.5); }

/* ===== 浮动 Toast 提示（全局消息） ===== */
.toast {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 9999;
    padding: 10px 22px;
    border-radius: 6px;
    font-size: 14px;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    animation: toastIn 0.25s ease-out;
    max-width: 80vw;
}
.toast-success { background: rgba(46, 229, 157, 0.18); color: var(--success); border: 1px solid rgba(46, 229, 157, 0.6); }
.toast-error { background: rgba(255, 84, 112, 0.18); color: var(--danger); border: 1px solid rgba(255, 84, 112, 0.6); }
.toast-info { background: var(--accent-bg); color: var(--accent); border: 1px solid var(--accent-dim); }
@keyframes toastIn {
    from { opacity: 0; transform: translate(-50%, -50%) scale(0.92); }
    to { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}

/* ===== 状态消息 ===== */
.status-message {
    padding: 6px 10px;
    border-radius: 4px;
    margin-top: 8px;
    font-size: 14px;
    flex-shrink: 0;
}
.status-success { background: rgba(46, 229, 157, 0.12); color: var(--success); border: 1px solid rgba(46, 229, 157, 0.5); }
.status-error { background: rgba(255, 84, 112, 0.12); color: var(--danger); border: 1px solid rgba(255, 84, 112, 0.5); }
.status-info { background: var(--accent-bg); color: var(--accent); border: 1px solid var(--accent-dim); }

/* ===== 其他 ===== */
.loading { text-align: center; padding: 16px; }
.empty-text { text-align: center; padding: 12px; color: var(--text-dim); font-size: 14px; }
.spinner {
    border: 2px solid var(--bg-card);
    border-top: 2px solid var(--accent);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 0.8s linear infinite;
    margin: 0 auto;
}
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

/* ===== 日志面板：固定在底部，自适应高度 ===== */
.log-panel {
    margin-top: 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    background: var(--bg-panel);
}
.log-panel.log-expanded {
    flex: 1;
    min-height: 120px;
}
.log-header {
    padding: 8px 14px;
    background: var(--bg-section);
    border-bottom: 1px solid var(--border);
    font-size: 15px;
    font-weight: bold;
    color: var(--text-main);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    -webkit-user-select: none;
    user-select: none;
    flex-shrink: 0;
}
.log-header:hover { background: var(--bg-card-hover); }
.log-header-left { display: flex; align-items: center; gap: 6px; }
.log-header-right { display: flex; align-items: center; gap: 4px; }
.log-count { font-size: 13px; font-weight: normal; color: var(--text-sub); }
.log-btn {
    background: none; border: none; cursor: pointer; font-size: 13px; color: var(--text-sub);
    padding: 2px 4px; border-radius: 3px; line-height: 1;
}
.log-btn:hover { background: var(--bg-card); color: var(--accent); }
.log-toggle { font-size: 11px; color: var(--text-sub); }

/* 日志内容区 */
.log-content {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

/* 日志工具栏 */
.log-toolbar {
    display: flex; justify-content: space-between; align-items: center;
    padding: 4px 12px; background: #0a1626; border-top: 1px solid var(--border);
    flex-shrink: 0;
}
.log-filter { display: flex; gap: 4px; }
.log-filter-btn {
    padding: 2px 8px; border: 1px solid var(--border-light); border-radius: 3px;
    background: transparent; color: var(--text-sub); cursor: pointer;
    font-size: 12px; font-family: Consolas, monospace; transition: all 0.2s;
}
.log-filter-btn:hover { border-color: var(--accent-dim); color: var(--text-main); }
.log-filter-btn.active { background: var(--bg-card); color: var(--accent); border-color: var(--accent-dim); }
.log-filter-info.active { background: #1a6e1a; border-color: #2ea82e; color: #b5e8b5; }
.log-filter-warn.active { background: #7a6400; border-color: #a88b00; color: #ffe066; }
.log-filter-error.active { background: #8b1a1a; border-color: #c42b2b; color: #ffa8a8; }

/* 日志主体 */
.log-body {
    flex: 1;
    min-height: 80px;
    overflow-y: auto;
    background: #08111e;
    padding: 8px 12px;
    font-family: Consolas, 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.7;
}
.log-body::-webkit-scrollbar { width: 4px; }
.log-body::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 2px; }
.log-line { display: flex; gap: 8px; }
.log-level-tag {
    font-size: 11px; font-weight: bold; padding: 0 4px; border-radius: 2px;
    white-space: nowrap; line-height: 1.7;
}
.log-info .log-level-tag { background: #1a3a1a; color: #4caf50; }
.log-warn .log-level-tag { background: #3a3a1a; color: #ffc107; }
.log-error .log-level-tag { background: #3a1a1a; color: #f44336; }
.log-time { color: var(--text-sub); white-space: nowrap; }
.log-msg { color: #d4d4d4; word-break: break-all; flex: 1; }
.log-info .log-msg { color: #d4d4d4; }
.log-warn .log-msg { color: #ffd54f; }
.log-error .log-msg { color: #f48771; }
.log-empty { color: var(--text-dim); text-align: center; padding: 12px; }

/* ===== 全局过渡动效 ===== */
/* 封面 / 主界面切换淡入淡出 */
.app-fade-enter-active, .app-fade-leave-active { transition: opacity 0.35s ease; }
.app-fade-enter-from, .app-fade-leave-to { opacity: 0; }

/* 页面进入（切 upload / restore） */
.page { animation: pageIn 0.3s ease-out; }
@keyframes pageIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 面板错开渐入 */
.panel { animation: panelIn 0.4s ease-out both; }
.main-layout .panel:nth-child(2) { animation-delay: 0.08s; }
.main-layout .panel:nth-child(3) { animation-delay: 0.16s; }
@keyframes panelIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 封面 logo 呼吸发光 */
.cover-logo { animation: logoPulse 3s ease-in-out infinite; }
@keyframes logoPulse {
    0%, 100% { box-shadow: 0 8px 32px rgba(0, 255, 208, 0.25); }
    50% { box-shadow: 0 8px 52px rgba(0, 255, 208, 0.55); }
}

/* 封面标题脉冲发光 */
.cover-title { animation: titlePulse 4s ease-in-out infinite; }
@keyframes titlePulse {
    0%, 100% { text-shadow: 0 0 16px var(--accent-glow); }
    50% { text-shadow: 0 0 30px var(--accent-glow), 0 0 8px var(--accent); }
}

/* ===== 数据转发：历史记录展开行 ===== */
.history-run {
    margin-bottom: 4px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
}
.history-run .history-row {
    margin-bottom: 0;
    border: none;
    border-radius: 0;
    cursor: pointer;
}
.history-run .history-row:hover { background: var(--bg-card-hover); }
.history-toggle {
    flex-shrink: 0;
    color: var(--text-sub);
    font-size: 14px;
    padding: 0 6px;
}
.history-status { font-size: 12px; margin-left: 6px; font-weight: 600; }
.run-status-completed { color: var(--success); }
.run-status-failed { color: var(--danger); }
.run-status-skipped { color: var(--text-sub); }
.run-status-in_progress { color: var(--accent); }
.history-failed { color: var(--danger); }
.history-files { border-top: 1px solid var(--border); padding: 6px 10px; background: var(--bg-inset); }
.history-files .wal-list { border: none; margin-top: 0; }
.wal-item.wal-failed { color: var(--danger); }
.wal-badge-failed { background: var(--danger); color: #fff; }

/* ===== 响应式 ===== */
@media (max-width: 900px) {
    .main-layout { flex-direction: column; }
    .container { padding: 0 12px 12px; }
    .top-nav {
        flex-direction: column;
        gap: 8px;
        align-items: flex-start;
    }
}

/* ===== FTP 探活状态栏（导航栏下方，所有页面可见） ===== */
.ftp-health-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 18px;
    padding: 6px 14px;
    background: var(--bg-section);
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-sub);
}
.ftp-health-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.ftp-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}
.ftp-dot.ftp-ok { background: #38d979; box-shadow: 0 0 6px rgba(56, 217, 121, 0.8); }
.ftp-dot.ftp-down { background: #ff5c5c; box-shadow: 0 0 6px rgba(255, 92, 92, 0.8); }
.ftp-health-name { color: var(--text); font-weight: 600; }
.ftp-health-meta { color: var(--text-sub); }
.ftp-health-meta b { color: var(--text); font-weight: 500; }
.ftp-state-ok { color: #38d979; }
.ftp-state-down { color: #ff5c5c; }

/* ===== 数据备份页 - 连通性状态行（视觉对齐 ftp-dot） ===== */
.conn-status {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    padding: 6px 10px;
    border-radius: 4px;
    background: var(--bg-inset);
    border: 1px solid var(--border);
    font-size: 13px;
    min-height: 32px;
}
.conn-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
}
.conn-dot-ok { background: #38d979; box-shadow: 0 0 6px rgba(56, 217, 121, 0.8); }
.conn-dot-bad { background: #ff5c5c; box-shadow: 0 0 6px rgba(255, 92, 92, 0.8); }
.conn-dot-unknown { background: var(--text-sub); opacity: 0.5; }
.conn-text { color: var(--text-sub); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.conn-text-bad { color: #ff5c5c; }
.conn-check-btn { font-size: 13px; padding: 0 4px; margin-left: auto; flex-shrink: 0; }
.conn-spinner {
    width: 14px;
    height: 14px;
    border-width: 2px;
    margin: 0;
    flex-shrink: 0;
}

/* ===== 数据备份页 - 批量操作栏 / 记录勾选 / OSS 徽标 ===== */
.batch-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 10px;
    margin-bottom: 8px;
    border-radius: 4px;
    background: var(--bg-inset);
    border: 1px solid var(--border);
    font-size: 13px;
    flex-wrap: wrap;
}
.batch-select-all {
    display: flex;
    align-items: center;
    gap: 5px;
    color: var(--text-sub);
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}
.batch-count { color: var(--text-dim); white-space: nowrap; }
.batch-actions { display: flex; gap: 6px; margin-left: auto; }
.record-check {
    margin: 0;
    cursor: pointer;
    accent-color: var(--accent);
    flex-shrink: 0;
    width: 15px;
    height: 15px;
}
.oss-badge { color: #38d979; font-size: 12px; margin-left: 6px; font-weight: 600; }
.badge-oss { background: rgba(77, 166, 255, 0.12); color: #4da6ff; border: 1px solid rgba(77, 166, 255, 0.5); }

/* ===== 数据备份页 - 记录搜索栏 ===== */
.search-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 8px;
}
.search-bar .filter-input {
    margin: 0;
    height: 28px;
    font-size: 13px;
}
.search-name { flex: 1; min-width: 0; }
.search-range { width: auto; flex-shrink: 0; }
.search-clear { flex-shrink: 0; padding: 2px 6px; }

/* ===== 数据备份页 - 列表头调度信息（上次/下次备份时间） ===== */
.schedule-info {
    font-size: 12px;
    font-weight: normal;
    color: var(--text-sub);
    margin-left: 10px;
    letter-spacing: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}