/* 远程配置管理服务器 v2 - 暗色主题 */

:root {
    --bg-primary: #1a1d23;
    --bg-secondary: #22262e;
    --bg-tertiary: #2a2f38;
    --bg-card: #252930;
    --border-color: #333842;
    --text-primary: #e4e6ea;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --accent: #0090a0;
    --accent-hover: #00b0c0;
    --accent-light: rgba(0, 144, 160, 0.15);
    --success: #22c55e;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;
    --sidebar-width: 240px;
}

* {
    box-sizing: border-box;
}

body {
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 14px;
    margin: 0;
    min-height: 100vh;
}

/* ===== 侧边栏 ===== */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    overflow-y: auto;
    z-index: 100;
}

.sidebar-brand {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    text-align: center;
}

.sidebar-brand h5 {
    color: var(--accent);
    margin: 0;
    font-weight: 700;
    font-size: 18px;
}

.sidebar-brand small {
    color: var(--text-muted);
    font-size: 12px;
}

.sidebar-nav {
    padding: 10px 0;
}

.sidebar-nav .nav-item {
    padding: 0;
}

.sidebar-nav .nav-link {
    color: var(--text-secondary);
    padding: 10px 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all 0.2s;
    text-decoration: none;
    font-size: 14px;
    border-left: 3px solid transparent;
}

.sidebar-nav .nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.sidebar-nav .nav-link.active {
    color: var(--accent);
    background: var(--accent-light);
    border-left-color: var(--accent);
}

.sidebar-nav .nav-link i {
    width: 20px;
    text-align: center;
    font-size: 15px;
}

.sidebar-section {
    padding: 12px 20px 4px;
    color: var(--text-muted);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

/* ===== 主内容区 ===== */
.main-content {
    margin-left: var(--sidebar-width);
    padding: 24px;
    min-height: 100vh;
}

.page-header {
    margin-bottom: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.page-header h4 {
    margin: 0;
    font-weight: 600;
    color: var(--text-primary);
}

/* ===== 卡片 ===== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 20px;
}

.card-header {
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 20px;
    font-weight: 600;
    font-size: 14px;
    border-radius: 8px 8px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-body {
    padding: 20px;
}

.card-footer {
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
    padding: 12px 20px;
    border-radius: 0 0 8px 8px;
}

/* ===== 统计卡片 ===== */
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    transition: transform 0.2s;
}

.stat-card:hover {
    transform: translateY(-2px);
}

.stat-card .stat-icon {
    font-size: 28px;
    margin-bottom: 8px;
}

.stat-card .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-card .stat-label {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 4px;
}

.stat-card.accent .stat-icon { color: var(--accent); }
.stat-card.success .stat-icon { color: var(--success); }
.stat-card.danger .stat-icon { color: var(--danger); }
.stat-card.info .stat-icon { color: var(--info); }
.stat-card.warning .stat-icon { color: var(--warning); }

/* ===== 表格 ===== */
.table-dark-custom {
    width: 100%;
    border-collapse: collapse;
}

.table-dark-custom th,
.table-dark-custom td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-color);
    font-size: 13px;
    vertical-align: middle;
}

.table-dark-custom th {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.5px;
}

.table-dark-custom td {
    color: var(--text-primary);
}

.table-dark-custom tr:hover td {
    background: var(--bg-tertiary);
}

/* ===== 徽章 ===== */
.badge-online {
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.badge-offline {
    background: rgba(107, 114, 128, 0.15);
    color: #9ca3af;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.badge-banned {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.badge-default {
    background: var(--accent-light);
    color: var(--accent);
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.badge-group {
    background: rgba(59, 130, 246, 0.15);
    color: #3b82f6;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

/* ===== 按钮 ===== */
.btn-accent {
    background: var(--accent);
    color: #fff;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-accent:hover {
    background: var(--accent-hover);
    color: #fff;
    text-decoration: none;
}

.btn-outline {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-outline:hover {
    color: var(--text-primary);
    border-color: var(--text-muted);
    text-decoration: none;
}

.btn-danger {
    background: var(--danger);
    color: #fff;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-danger:hover {
    background: #dc2626;
    color: #fff;
    text-decoration: none;
}

.btn-sm {
    padding: 4px 10px;
    font-size: 12px;
}

/* ===== 表单 ===== */
.form-control-dark {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 6px;
    padding: 8px 12px;
    font-size: 14px;
    width: 100%;
    transition: border-color 0.2s;
}

.form-control-dark:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}

.form-control-dark::placeholder {
    color: var(--text-muted);
}

textarea.form-control-dark {
    font-family: "Cascadia Code", "Fira Code", "Consolas", monospace;
    font-size: 13px;
    line-height: 1.5;
    resize: vertical;
}

select.form-control-dark {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%239ca3af' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}

label {
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 4px;
    display: block;
}

/* ===== 分页 ===== */
.pagination-dark {
    display: flex;
    gap: 4px;
    list-style: none;
    padding: 0;
    margin: 16px 0 0;
}

.pagination-dark a,
.pagination-dark span {
    padding: 6px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    transition: all 0.2s;
}

.pagination-dark a:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    text-decoration: none;
}

.pagination-dark .active span {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.pagination-dark .disabled span {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ===== Flash 消息 ===== */
.alert-dark {
    border-radius: 6px;
    padding: 12px 16px;
    margin-bottom: 16px;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.alert-dark.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #22c55e;
}

.alert-dark.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

.alert-dark.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #f59e0b;
}

.alert-dark.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: #3b82f6;
}

/* ===== 趋势图 ===== */
.trend-chart {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    height: 120px;
    padding: 10px 0;
}

.trend-bar {
    flex: 1;
    background: linear-gradient(to top, var(--accent), rgba(0, 144, 160, 0.4));
    border-radius: 4px 4px 0 0;
    min-height: 4px;
    position: relative;
    transition: height 0.3s;
}

.trend-bar:hover {
    opacity: 0.8;
}

.trend-bar .trend-tooltip {
    display: none;
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 4px 8px;
    font-size: 11px;
    white-space: nowrap;
    z-index: 10;
}

.trend-bar:hover .trend-tooltip {
    display: block;
}

.trend-labels {
    display: flex;
    gap: 8px;
}

.trend-labels span {
    flex: 1;
    text-align: center;
    font-size: 11px;
    color: var(--text-muted);
}

/* ===== JSON 编辑器 ===== */
.json-editor {
    position: relative;
}

.json-editor textarea {
    min-height: 400px;
    tab-size: 2;
}

.json-editor .editor-tools {
    display: flex;
    gap: 6px;
    margin-bottom: 8px;
}

/* ===== 用户选择器 ===== */
.user-selector {
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 8px;
    background: var(--bg-primary);
}

.user-selector label {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 8px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
}

.user-selector label:hover {
    background: var(--bg-tertiary);
}

.user-selector input[type="checkbox"] {
    accent-color: var(--accent);
}

/* ===== 登录页 ===== */
.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: var(--bg-primary);
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 40px;
    width: 400px;
    max-width: 95%;
}

.login-card h4 {
    text-align: center;
    color: var(--accent);
    margin-bottom: 24px;
    font-weight: 700;
}

/* ===== 版本列表 ===== */
.version-item {
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 8px;
    background: var(--bg-primary);
}

.version-item:hover {
    border-color: var(--accent);
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
    .sidebar {
        width: 60px;
    }
    .sidebar-brand h5,
    .sidebar-nav .nav-link span,
    .sidebar-section {
        display: none;
    }
    .sidebar-nav .nav-link {
        justify-content: center;
        padding: 12px;
    }
    .sidebar-nav .nav-link i {
        font-size: 18px;
    }
    .main-content {
        margin-left: 60px;
    }
}