/* ============================================================
   KCPTun Panel - 深色科技感风格 CSS
   参考 aigocode.com 风格：深色背景 + 青绿色/蓝色科技感
   ============================================================ */

:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #0f1629;
  --bg-card: #111827;
  --bg-card-hover: #1a2235;
  --bg-input: #0d1526;
  --border-color: #1e2d45;
  --border-active: #00d4ff;
  --text-primary: #e8f0fe;
  --text-secondary: #8ba3c7;
  --text-muted: #4a6080;
  --accent-cyan: #00d4ff;
  --accent-blue: #3b82f6;
  --accent-green: #10b981;
  --accent-red: #ef4444;
  --accent-yellow: #f59e0b;
  --accent-purple: #8b5cf6;
  --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #3b82f6 100%);
  --gradient-bg: linear-gradient(180deg, #0a0e1a 0%, #0f1629 100%);
  --shadow-card: 0 4px 24px rgba(0, 212, 255, 0.05);
  --shadow-glow: 0 0 20px rgba(0, 212, 255, 0.15);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
}

/* ---- 滚动条 ---- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-cyan); }

/* ---- 登录页 ---- */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-bg);
  position: relative;
  overflow: hidden;
}

.login-page::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,212,255,0.06) 0%, transparent 70%);
  top: -200px;
  right: -200px;
  pointer-events: none;
}

.login-page::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(59,130,246,0.06) 0%, transparent 70%);
  bottom: -100px;
  left: -100px;
  pointer-events: none;
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  width: 420px;
  max-width: 95vw;
  box-shadow: var(--shadow-card), 0 0 60px rgba(0,212,255,0.04);
  position: relative;
  z-index: 1;
}

.login-logo {
  text-align: center;
  margin-bottom: 32px;
}

.login-logo .logo-icon {
  width: 56px;
  height: 56px;
  background: var(--gradient-primary);
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-glow);
}

.login-logo h1 {
  font-size: 22px;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.login-logo p {
  color: var(--text-secondary);
  font-size: 13px;
  margin-top: 4px;
}

.login-form .form-group {
  margin-bottom: 20px;
}

.login-form label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

/* ---- 通用输入框 ---- */
input[type="text"],
input[type="password"],
input[type="number"],
input[type="email"],
select,
textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 14px;
  padding: 10px 14px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

input::placeholder,
textarea::placeholder {
  color: var(--text-muted);
}

/* ---- 按钮 ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #000;
  font-weight: 600;
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0, 212, 255, 0.3);
}

.btn-secondary {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.btn-secondary:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--accent-red);
}

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

.btn-success {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--accent-green);
}

.btn-success:hover {
  background: rgba(16, 185, 129, 0.2);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.btn-lg {
  padding: 13px 28px;
  font-size: 15px;
}

.btn-full {
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* ---- 布局 ---- */
.app-layout {
  display: flex;
  min-height: 100vh;
}

/* ---- 侧边栏 ---- */
.sidebar {
  width: 240px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 100;
  transition: transform 0.3s;
}

.sidebar-header {
  padding: 24px 20px;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-logo .logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.sidebar-logo h2 {
  font-size: 16px;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sidebar-logo span {
  font-size: 11px;
  color: var(--text-muted);
  display: block;
  margin-top: 1px;
}

.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  overflow-y: auto;
}

.nav-section {
  margin-bottom: 24px;
}

.nav-section-title {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  padding: 0 8px;
  margin-bottom: 8px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.15s;
  margin-bottom: 2px;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}

.nav-item:hover {
  background: rgba(0, 212, 255, 0.06);
  color: var(--text-primary);
}

.nav-item.active {
  background: rgba(0, 212, 255, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 212, 255, 0.15);
}

.nav-item .nav-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.8;
}

.sidebar-footer {
  padding: 16px 12px;
  border-top: 1px solid var(--border-color);
}

/* ---- 主内容区 ---- */
.main-content {
  margin-left: 240px;
  flex: 1;
  min-height: 100vh;
  background: var(--bg-primary);
}

.top-bar {
  height: 60px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.top-bar-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.ws-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-secondary);
}

.ws-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-red);
  transition: background 0.3s;
}

.ws-dot.connected {
  background: var(--accent-green);
  box-shadow: 0 0 6px rgba(16, 185, 129, 0.5);
  animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
  0%, 100% { box-shadow: 0 0 6px rgba(16, 185, 129, 0.5); }
  50% { box-shadow: 0 0 12px rgba(16, 185, 129, 0.8); }
}

.page-content {
  padding: 28px;
}

/* ---- 卡片 ---- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-card);
  transition: border-color 0.2s;
}

.card:hover {
  border-color: rgba(0, 212, 255, 0.2);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ---- 统计卡片 ---- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
}

.stat-label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
}

.stat-sub {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ---- 表格 ---- */
.table-container {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

table {
  width: 100%;
  border-collapse: collapse;
}

thead th {
  background: var(--bg-secondary);
  padding: 12px 16px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

tbody tr {
  border-bottom: 1px solid rgba(30, 45, 69, 0.5);
  transition: background 0.15s;
}

tbody tr:last-child {
  border-bottom: none;
}

tbody tr:hover {
  background: var(--bg-card-hover);
}

tbody td {
  padding: 14px 16px;
  font-size: 13px;
  color: var(--text-primary);
  vertical-align: middle;
}

/* ---- 状态徽章 ---- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}

.badge-online {
  background: rgba(16, 185, 129, 0.12);
  color: var(--accent-green);
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.badge-offline {
  background: rgba(239, 68, 68, 0.12);
  color: var(--accent-red);
  border: 1px solid rgba(239, 68, 68, 0.25);
}

.badge-running {
  background: rgba(0, 212, 255, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 212, 255, 0.2);
}

.badge-stopped {
  background: rgba(74, 96, 128, 0.2);
  color: var(--text-muted);
  border: 1px solid rgba(74, 96, 128, 0.3);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.badge-online .badge-dot {
  animation: pulse-green 2s infinite;
  box-shadow: 0 0 4px rgba(16, 185, 129, 0.6);
}

/* ---- 模态框 ---- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
  animation: fadeIn 0.15s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 560px;
  max-width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5), var(--shadow-glow);
  animation: slideUp 0.2s ease;
}

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.modal-header {
  padding: 24px 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 17px;
  font-weight: 600;
}

.modal-close {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all 0.15s;
}

.modal-close:hover {
  border-color: var(--accent-red);
  color: var(--accent-red);
}

.modal-body {
  padding: 24px;
}

.modal-footer {
  padding: 0 24px 24px;
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

/* ---- 表单 ---- */
.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 7px;
}

.form-group .form-hint {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 5px;
}

.input-with-btn {
  display: flex;
  gap: 8px;
}

.input-with-btn input {
  flex: 1;
}

/* ---- 拖拽区域 ---- */
.drag-zone {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  min-height: 80px;
  transition: all 0.2s;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: flex-start;
  align-content: flex-start;
}

.drag-zone.drag-over {
  border-color: var(--accent-cyan);
  background: rgba(0, 212, 255, 0.04);
}

.drag-zone.empty {
  align-items: center;
  justify-content: center;
}

.drag-zone-hint {
  color: var(--text-muted);
  font-size: 13px;
  text-align: center;
  pointer-events: none;
}

.agent-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 20px;
  padding: 5px 12px;
  font-size: 12px;
  color: var(--accent-cyan);
  cursor: grab;
  user-select: none;
  transition: all 0.15s;
}

.agent-chip:hover {
  background: rgba(0, 212, 255, 0.15);
}

.agent-chip.dragging {
  opacity: 0.5;
  cursor: grabbing;
}

.agent-chip .chip-remove {
  cursor: pointer;
  opacity: 0.6;
  font-size: 14px;
  line-height: 1;
  transition: opacity 0.15s;
}

.agent-chip .chip-remove:hover {
  opacity: 1;
  color: var(--accent-red);
}

/* ---- 代码块 ---- */
.code-block {
  background: #060b14;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: #a8d8ea;
  overflow-x: auto;
  position: relative;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-all;
}

.code-block .copy-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.2);
  color: var(--accent-cyan);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  font-size: 11px;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s;
}

.code-block .copy-btn:hover {
  background: rgba(0, 212, 255, 0.2);
}

/* ---- 进度条 ---- */
.progress-bar {
  height: 4px;
  background: var(--border-color);
  border-radius: 2px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 2px;
  transition: width 0.5s ease;
}

/* ---- 系统信息 ---- */
.sys-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.sys-info-item {
  background: var(--bg-input);
  border-radius: var(--radius-sm);
  padding: 12px;
}

.sys-info-label {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.sys-info-value {
  font-size: 13px;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

/* ---- 通知 Toast ---- */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  min-width: 280px;
  max-width: 380px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  animation: slideInRight 0.25s ease;
  font-size: 13px;
}

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

.toast.success { border-left: 3px solid var(--accent-green); }
.toast.error { border-left: 3px solid var(--accent-red); }
.toast.info { border-left: 3px solid var(--accent-cyan); }
.toast.warning { border-left: 3px solid var(--accent-yellow); }

.toast-icon { font-size: 16px; flex-shrink: 0; margin-top: 1px; }
.toast-msg { flex: 1; color: var(--text-primary); }
.toast-close { cursor: pointer; color: var(--text-muted); font-size: 16px; }

/* ---- 加载动画 ---- */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-top-color: var(--accent-cyan);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---- 空状态 ---- */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state .empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.4;
}

.empty-state p {
  font-size: 14px;
  margin-bottom: 20px;
}

/* ---- 分隔线 ---- */
.divider {
  height: 1px;
  background: var(--border-color);
  margin: 20px 0;
}

/* ---- 工具提示 ---- */
[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-size: 11px;
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
  z-index: 100;
}

[data-tooltip]:hover::after {
  opacity: 1;
}

/* ---- 响应式 ---- */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .main-content {
    margin-left: 0;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
  .sys-info-grid {
    grid-template-columns: 1fr;
  }
}

/* ---- 网格布局 ---- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

/* ---- 工具类 ---- */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }
.text-sm { font-size: 13px; }
.text-xs { font-size: 11px; }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-cyan { color: var(--accent-cyan); }
.text-green { color: var(--accent-green); }
.text-red { color: var(--accent-red); }
.font-mono { font-family: var(--font-mono); }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---- 信息横幅 ---- */
.info-banner {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-left: 3px solid var(--accent-blue);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 13px;
  color: var(--text-secondary);
  margin: 0 20px 0 20px;
}
.info-banner svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--accent-blue);
}
.info-banner strong {
  color: var(--text-primary);
}

/* ---- 图标按钮 ---- */
.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 12px;
  transition: all 0.2s;
  padding: 0;
  line-height: 1;
}
.btn-icon:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  background: rgba(0, 212, 255, 0.05);
}

/* ---- 警告按钮 ---- */
.btn-warning {
  background: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.3);
  color: var(--accent-yellow);
}
.btn-warning:hover {
  background: rgba(245, 158, 11, 0.2);
  border-color: var(--accent-yellow);
  box-shadow: 0 0 12px rgba(245, 158, 11, 0.2);
}

/* ---- 多跳链路编辑器 ---- */
.hop-editor {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px;
  background: var(--bg-secondary);
}
.hop-available {
  margin-bottom: 12px;
}
.hop-available-label,
.hop-chain-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.hop-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-height: 36px;
}
.hop-chain {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  min-height: 52px;
  border: 2px dashed var(--border-color);
  border-radius: 6px;
  padding: 8px 12px;
  transition: border-color 0.2s, background 0.2s;
}
.hop-chain.drag-over {
  border-color: var(--accent-cyan);
  background: rgba(0, 212, 255, 0.05);
}
.hop-chain-empty {
  color: var(--text-muted);
  font-size: 13px;
  width: 100%;
  text-align: center;
}
.hop-node {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 6px 10px;
  cursor: grab;
  user-select: none;
  transition: box-shadow 0.15s, border-color 0.15s;
}
.hop-node:hover { border-color: var(--accent-cyan); }
.hop-node:active { cursor: grabbing; }
.hop-node.dragging { opacity: 0.4; }
.hop-node-num {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: #000;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.hop-node-name {
  font-size: 13px;
  color: var(--text-primary);
}
.hop-node-remove {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 16px;
  padding: 0 2px;
  line-height: 1;
  transition: color 0.15s;
}
.hop-node-remove:hover { color: var(--accent-red); }
.hop-arrow {
  color: var(--text-muted);
  font-size: 16px;
  flex-shrink: 0;
}
.hops-cell {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 2px;
  font-size: 12px;
}
.agent-chip.offline {
  opacity: 0.5;
}
.ml-2 { margin-left: 8px; }

/* ---- 登录错误提示 ---- */
.login-error {
  background: rgba(255, 68, 68, 0.12);
  border: 1px solid rgba(255, 68, 68, 0.35);
  border-radius: 6px;
  color: #ff6b6b;
  font-size: 13px;
  padding: 8px 12px;
  margin-bottom: 12px;
  line-height: 1.5;
}

/* ---- Toggle Switch ---- */
.toggle-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-primary, #e2e8f0);
}

.toggle-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
  margin-left: 12px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(255,255,255,0.12);
  border-radius: 24px;
  transition: background 0.2s;
}

.toggle-slider::before {
  content: "";
  position: absolute;
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.2s;
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--accent, #3b82f6);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(20px);
}

/* 密码显示/隐藏切换 */
.password-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}
.password-wrapper input {
  flex: 1;
  padding-right: 44px;
}
.toggle-password {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted, #6b7280);
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: color 0.2s;
}
.toggle-password:hover {
  color: var(--text-primary, #e5e7eb);
}