/* ============================================================
   ETS2逐梦管理后台 — 深色科技风 CSS
   与 Electron 端 global.css 共用 CSS 变量体系
   ============================================================ */

/* --- CSS 变量 --- */
:root {
  --color-bg-primary: #0a0e14;
  --color-bg-secondary: #111820;
  --color-bg-tertiary: #18202b;
  --color-bg-card: #1a2433;
  --color-bg-hover: #1f2d3d;

  --color-surface: #1a2433;
  --color-surface-hover: #1f2d3d;

  --color-border: #263040;
  --color-border-light: #344050;

  --color-text-primary: #e8edf4;
  --color-text-secondary: #8b9bb5;
  --color-text-muted: #5a6d85;

  --color-accent: #3b82f6;
  --color-accent-hover: #2563eb;
  --color-accent-light: rgba(59, 130, 246, 0.15);

  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;

  --sidebar-width: 220px;

  --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
}

/* --- Reset --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
}

a { color: var(--color-accent); text-decoration: none; }
a:hover { color: var(--color-accent-hover); }

/* --- 登录页 --- */
.admin-login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: radial-gradient(ellipse at top, #111820, #0a0e14);
}

.admin-login-box {
  width: 400px;
  max-width: 92vw;
  padding: 40px 36px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  text-align: center;
}

.admin-login-logo {
  margin-bottom: 16px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.admin-logo-img {
  display: block;
  max-width: 100%;
  height: 48px;
  width: auto;
  border-radius: 8px;
  object-fit: contain;
}

.admin-logo-img-sm {
  display: block;
  height: 28px;
  width: auto;
  border-radius: 6px;
  object-fit: contain;
  flex-shrink: 0;
}

.admin-login-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.admin-login-subtitle {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 28px;
}

.admin-login-form {
  text-align: left;
}

/* --- 登录页模式切换标签 --- */
.admin-login-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 24px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
}

.admin-login-tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-muted);
  background: transparent;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
  border-right: 1px solid var(--color-border);
}

.admin-login-tab:last-child {
  border-right: none;
}

.admin-login-tab:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-hover);
}

.admin-login-tab.active {
  color: var(--color-text-primary);
  background: var(--color-accent);
  font-weight: 600;
}

/* --- 主布局 --- */
.admin-body {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* --- 侧边栏 --- */
.admin-sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--color-bg-secondary);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.admin-sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 20px;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text-primary);
  border-bottom: 1px solid var(--color-border);
}

.admin-sidebar-nav {
  flex: 1;
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.admin-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--color-text-secondary);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.15s;
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}

.admin-nav-item:hover {
  background: var(--color-bg-hover);
  color: var(--color-text-primary);
}

.admin-nav-item.active {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.admin-nav-badge {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 700;
  background: #ef4444;
  color: #fff;
}

.admin-sidebar-footer {
  padding: 12px 10px;
  border-top: 1px solid var(--color-border);
}

.admin-sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
}

.admin-sidebar-avatar {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--color-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
}

.admin-sidebar-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.admin-sidebar-role {
  font-size: 11px;
  color: var(--color-text-muted);
}

/* --- 主内容区 --- */
.admin-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-secondary);
  flex-shrink: 0;
}

.admin-page-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.admin-header-badge {
  padding: 4px 12px;
  border-radius: 6px;
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 500;
}

.admin-content {
  flex: 1;
  overflow-y: auto;
  padding: 24px 28px;
}

.admin-content::-webkit-scrollbar {
  width: 6px;
}

.admin-content::-webkit-scrollbar-track {
  background: transparent;
}

.admin-content::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 3px;
}

/* --- 统计卡片 --- */
.admin-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.admin-stat-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.admin-stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.admin-stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.1;
}

.admin-stat-label {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* --- 双列布局 --- */
.admin-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* --- 卡片 --- */
.admin-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
}

.admin-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: 12px;
}

.admin-card-header h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.admin-count {
  font-size: 12px;
  color: var(--color-text-muted);
  background: var(--color-bg-tertiary);
  padding: 2px 10px;
  border-radius: 10px;
}

.admin-link {
  font-size: 13px;
  font-weight: 500;
}

/* --- 表格 --- */
.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table thead {
  background: var(--color-bg-tertiary);
}

.admin-table th {
  padding: 10px 14px;
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
  border-bottom: 2px solid var(--color-border);
}

.admin-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--color-border);
  font-size: 13px;
}

.admin-table tbody tr:hover {
  background: rgba(59, 130, 246, 0.03);
}

.admin-tr-self {
  background: rgba(59, 130, 246, 0.06) !important;
}

.admin-td-muted {
  color: var(--color-text-muted);
  font-size: 12px !important;
}

.admin-td-mono {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-secondary);
}

.admin-td-empty {
  text-align: center;
  color: var(--color-text-muted);
  padding: 32px 14px !important;
}

/* --- 徽章 --- */
.admin-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
}

.badge-green  { background: rgba(34,197,94,0.12);  color: var(--color-success); }
.badge-orange { background: rgba(245,158,11,0.12); color: var(--color-warning); }
.badge-red    { background: rgba(239,68,68,0.12);   color: var(--color-danger); }
.badge-blue   { background: var(--color-accent-light); color: var(--color-accent); }
.badge-gray   { background: var(--color-bg-tertiary);  color: var(--color-text-muted); }
.badge-purple { background: rgba(168,85,247,0.12);  color: #a855f7; }

/* --- 在线状态指示器 --- */
.online-dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 6px rgba(34,197,94,0.6);
  animation: online-pulse 2s ease-in-out infinite;
  vertical-align: middle;
}
@keyframes online-pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.4; }
}
.offline-dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #475569;
  vertical-align: middle;
}

/* --- 按钮 --- */
.admin-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  font-family: var(--font-sans);
  white-space: nowrap;
}

.admin-btn-primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.admin-btn-primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

.admin-btn-secondary {
  background: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-color: var(--color-border);
}

.admin-btn-secondary:hover {
  background: var(--color-bg-hover);
  color: var(--color-text-primary);
}

.admin-btn-success {
  background: rgba(34,197,94,0.12);
  color: var(--color-success);
}

.admin-btn-success:hover {
  background: rgba(34,197,94,0.2);
}

.admin-btn-warn {
  background: rgba(245,158,11,0.12);
  color: var(--color-warning);
}

.admin-btn-warn:hover {
  background: rgba(245,158,11,0.2);
}

.admin-btn-danger {
  background: rgba(239,68,68,0.12);
  color: var(--color-danger);
  border: 1px solid rgba(239,68,68,0.25);
}

.admin-btn-danger:hover {
  background: rgba(239,68,68,0.2);
}

.admin-btn-block {
  width: 100%;
  justify-content: center;
  padding: 11px;
}

.admin-btn-sm {
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid transparent;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  font-family: var(--font-sans);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

/* --- 表单 --- */
.admin-form {
  padding: 20px;
}

.admin-form-group {
  margin-bottom: 16px;
}

.admin-form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 6px;
}

.admin-form-group .required {
  color: var(--color-danger);
}

.admin-form-row {
  display: flex;
  gap: 16px;
}

.admin-form-row .admin-form-group {
  flex: 1;
}

.admin-input {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-size: 13px;
  font-family: var(--font-sans);
  transition: border-color 0.15s;
  outline: none;
}

.admin-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.12);
}

/* date/time input 深色适配 */
input[type="date"].admin-input::-webkit-calendar-picker-indicator,
input[type="time"].admin-input::-webkit-calendar-picker-indicator {
  filter: invert(0.7);
  cursor: pointer;
}

input[type="date"].admin-input::-webkit-datetime-edit-text,
input[type="date"].admin-input::-webkit-datetime-edit-month-field,
input[type="date"].admin-input::-webkit-datetime-edit-day-field,
input[type="date"].admin-input::-webkit-datetime-edit-year-field,
input[type="time"].admin-input::-webkit-datetime-edit-text,
input[type="time"].admin-input::-webkit-datetime-edit-hour-field,
input[type="time"].admin-input::-webkit-datetime-edit-minute-field {
  color: var(--color-text-primary);
}

input[type="date"].admin-input::-webkit-datetime-edit-fields-wrapper {
  padding: 0;
}

.admin-input-xs {
  width: auto;
  padding: 3px 6px;
  font-size: 11px;
  border-radius: 5px;
}

.admin-input-xs.expires-at {
  font-family: var(--font-mono);
}

.admin-input::placeholder {
  color: var(--color-text-muted);
}

select.admin-input {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%235a6d85' stroke-width='2'%3E%3Cpolyline points='6,9 12,15 18,9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 30px;
}

textarea.admin-input {
  resize: vertical;
  line-height: 1.6;
}

.admin-textarea-code {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
}

/* --- Markdown 工具栏 --- */
.admin-md-toolbar {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-wrap: wrap;
  margin-bottom: 8px;
  padding: 6px 8px;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: 8px;
}

.admin-md-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  padding: 0 6px;
  border: 1px solid transparent;
  border-radius: 5px;
  background: transparent;
  color: var(--color-text-secondary);
  font-size: 12px;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all 0.12s;
  user-select: none;
  white-space: nowrap;
}

.admin-md-btn:hover {
  background: var(--color-bg-hover);
  color: var(--color-text-primary);
  border-color: var(--color-border-light);
}

.admin-md-btn:active {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.admin-md-sep {
  width: 1px;
  height: 20px;
  background: var(--color-border);
  margin: 0 4px;
  flex-shrink: 0;
}

.admin-form-actions {
  display: flex;
  gap: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--color-border);
  margin-top: 8px;
}

/* --- 提示 --- */
.admin-alert {
  padding: 12px 16px;
  border-radius: 8px;
  border: 1px solid;
  font-size: 13px;
  margin-bottom: 16px;
  text-align: left;
}

.admin-alert-success {
  background: rgba(34,197,94,0.1);
  border-color: rgba(34,197,94,0.25);
  color: var(--color-success);
}

.admin-alert-error {
  background: rgba(239,68,68,0.1);
  border-color: rgba(239,68,68,0.25);
  color: var(--color-danger);
}

.admin-tip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--color-accent-light);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: 8px;
  color: var(--color-accent);
  font-size: 13px;
  margin-top: 20px;
}

/* --- 分页 --- */
.admin-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px;
}

.admin-page-info {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* --- Toast --- */
.admin-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  padding: 12px 20px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 500;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  animation: toast-slide-in 0.25s ease;
}

@keyframes toast-slide-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.admin-toast.success { background: var(--color-success); color: #fff; }
.admin-toast.error   { background: var(--color-danger); color: #fff; }

/* --- 响应式 --- */
@media (max-width: 900px) {
  .admin-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .admin-grid-2 {
    grid-template-columns: 1fr;
  }
  .admin-form-row {
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .admin-sidebar {
    width: 60px;
    min-width: 60px;
  }
  .admin-sidebar-brand span,
  .admin-nav-item span,
  .admin-sidebar-name,
  .admin-sidebar-role {
    display: none;
  }
  .admin-nav-item {
    justify-content: center;
  }
  .admin-stats-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   COS 文件管理
   ============================================================ */
.cos-upload-area {
  border: 2px dashed var(--color-border);
  border-radius: 12px;
  padding: 40px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  background: var(--color-bg-primary);
}

.cos-upload-area:hover {
  border-color: var(--color-accent);
  background: rgba(59,130,246,0.04);
}

.cos-upload-area.cos-dragover {
  border-color: var(--color-accent);
  background: rgba(59,130,246,0.08);
}

.cos-upload-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-text-secondary);
}

.cos-upload-placeholder span {
  font-size: 14px;
  font-weight: 500;
}

.cos-upload-placeholder small {
  font-size: 12px;
  color: var(--color-text-muted);
}

.cos-upload-progress {
  padding: 20px 0;
}

.cos-progress-bar {
  height: 6px;
  background: var(--color-bg-tertiary);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 8px;
}

.cos-progress-fill {
  height: 100%;
  background: var(--color-accent);
  border-radius: 3px;
  width: 0%;
  transition: width 0.3s ease;
}

#cos-progress-text {
  font-size: 13px;
  color: var(--color-text-secondary);
}

.cos-upload-result {
  margin-top: 12px;
}

/* ============================================================
   版本管理
   ============================================================ */
.admin-version-display {
  padding: 20px;
}

.admin-version-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.admin-version-num {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-accent);
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
}

.admin-version-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--color-text-secondary);
}

.admin-version-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.admin-version-meta span::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  background: var(--color-border);
  border-radius: 50%;
}

/* 版本编辑 — 增量更新分区标题 */
.admin-section-divider {
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
}

/* 等宽字体输入框 */
.admin-input-mono {
  font-family: var(--font-mono);
  font-size: 12px;
}

/* === 车队管理 - 队长搜索下拉 === */
.vtc-owner-dropdown {
  position: absolute;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
  max-height: 240px;
  overflow-y: auto;
  z-index: 100;
  width: 320px;
  margin-top: 4px;
}
.vtc-owner-dropdown .vtc-dropdown-item {
  padding: 10px 14px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.15s;
}
.vtc-owner-dropdown .vtc-dropdown-item:hover {
  background: var(--color-surface-hover);
}
.vtc-owner-dropdown .vtc-dropdown-empty {
  padding: 12px 14px;
  color: var(--color-text-muted);
  text-align: center;
  font-size: 13px;
}

/* 成员展开行 */
.vtc-members-row td {
  background: var(--color-surface-hover) !important;
  padding: 12px 20px !important;
}