/* QQ Bot Manager - 管理面板样式 */
:root {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-card: #1c2333;
  --bg-hover: #252d3f;
  --bg-input: #0d1117;
  --border-color: #30363d;
  --border-active: #58a6ff;
  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;
  --accent-blue: #58a6ff;
  --accent-green: #3fb950;
  --accent-red: #f85149;
  --accent-yellow: #d29922;
  --accent-purple: #bc8cff;
  --accent-cyan: #39d2c0;
  --sidebar-width: 240px;
  --header-height: 56px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #484f58; }

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

.sidebar-header {
  padding: 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-header .logo {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: white;
  font-weight: bold;
}

.sidebar-header h1 {
  font-size: 16px;
  font-weight: 600;
}

.sidebar-header .version {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 1px;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 8px;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border-radius: 8px;
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 14px;
  transition: all 0.2s;
  margin-bottom: 2px;
}

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

.nav-item.active {
  background: rgba(88, 166, 255, 0.1);
  color: var(--accent-blue);
}

.nav-item .icon {
  width: 20px;
  text-align: center;
  font-size: 16px;
}

.nav-item .badge {
  margin-left: auto;
  background: var(--accent-blue);
  color: white;
  font-size: 11px;
  padding: 1px 8px;
  border-radius: 10px;
  min-width: 20px;
  text-align: center;
}

.nav-item .badge.red { background: var(--accent-red); }
.nav-item .badge.green { background: var(--accent-green); }

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
}

.status-dot.connected { background: var(--accent-green); box-shadow: 0 0 6px var(--accent-green); }
.status-dot.connecting { background: var(--accent-yellow); animation: pulse 1s infinite; }
.status-dot.reconnecting { background: var(--accent-yellow); animation: pulse 0.5s infinite; }
.status-dot.error { background: var(--accent-red); }
.status-dot.disconnected { background: var(--text-muted); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

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

/* Main Content */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-height: 100vh;
}

.page-header {
  padding: 24px 32px 0;
}

.page-header h2 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 4px;
}

.page-header p {
  color: var(--text-secondary);
  font-size: 14px;
}

.page-body {
  padding: 20px 32px;
}

/* Pages */
.page { display: none; }
.page.active { display: block; }

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 16px;
}

.card-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-title .count {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 400;
}

/* Stats Grid */
.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: 12px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.stat-card .stat-value {
  font-size: 28px;
  font-weight: 700;
}

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

.stat-card .stat-icon {
  font-size: 24px;
  align-self: flex-end;
  margin-top: -40px;
  opacity: 0.3;
}

/* Forms */
.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 6px;
  font-weight: 500;
}

.form-group .hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

input, select, textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--text-primary);
  font-size: 14px;
  transition: border-color 0.2s;
  outline: none;
  font-family: inherit;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--accent-blue);
}

textarea {
  resize: vertical;
  min-height: 80px;
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  font-size: 13px;
  line-height: 1.5;
}

select {
  cursor: pointer;
}

.input-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.btn:hover { background: var(--bg-hover); }

.btn-primary {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
  color: white;
}

.btn-primary:hover { background: #4a94e0; }

.btn-success {
  background: var(--accent-green);
  border-color: var(--accent-green);
  color: white;
}

.btn-success:hover { background: #36a84a; }

.btn-danger {
  background: var(--accent-red);
  border-color: var(--accent-red);
  color: white;
}

.btn-danger:hover { background: #d93a33; }

.btn-sm {
  padding: 5px 12px;
  font-size: 12px;
}

.btn-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

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

.alert-info { background: rgba(88, 166, 255, 0.1); border: 1px solid rgba(88, 166, 255, 0.3); color: var(--accent-blue); }
.alert-success { background: rgba(63, 185, 80, 0.1); border: 1px solid rgba(63, 185, 80, 0.3); color: var(--accent-green); }
.alert-warning { background: rgba(210, 153, 34, 0.1); border: 1px solid rgba(210, 153, 34, 0.3); color: var(--accent-yellow); }
.alert-error { background: rgba(248, 81, 73, 0.1); border: 1px solid rgba(248, 81, 73, 0.3); color: var(--accent-red); }

/* Tables */
.table-container {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th, td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

th {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

tr:hover td { background: rgba(255,255,255,0.02); }

/* Tabs */
.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 20px;
}

.tab {
  padding: 10px 20px;
  font-size: 14px;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}

.tab:hover { color: var(--text-primary); }
.tab.active { color: var(--accent-blue); border-bottom-color: var(--accent-blue); }

/* Log viewer */
.log-viewer {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px;
  max-height: 400px;
  overflow-y: auto;
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  font-size: 12px;
  line-height: 1.6;
}

.log-entry {
  padding: 2px 0;
  display: flex;
  gap: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.log-time {
  color: var(--text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.log-level {
  font-weight: 600;
  width: 50px;
  flex-shrink: 0;
  text-transform: uppercase;
}

.log-level.info { color: var(--accent-blue); }
.log-level.success { color: var(--accent-green); }
.log-level.warn { color: var(--accent-yellow); }
.log-level.error { color: var(--accent-red); }

.log-message {
  color: var(--text-secondary);
  word-break: break-all;
}

/* Code Editor */
.code-editor {
  width: 100%;
  min-height: 400px;
  background: #0d1117;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 16px;
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-primary);
  resize: vertical;
  tab-size: 2;
}

.code-editor:focus {
  border-color: var(--accent-blue);
}

/* Switch toggle */
.switch-group {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.switch {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.switch .slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--border-color);
  border-radius: 24px;
  transition: 0.3s;
}

.switch .slider::before {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  left: 3px;
  bottom: 3px;
  background: white;
  border-radius: 50%;
  transition: 0.3s;
}

.switch input:checked + .slider {
  background: var(--accent-green);
}

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

.switch-label {
  font-size: 14px;
}

/* Modal */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.6);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  width: 90%;
  max-width: 560px;
  max-height: 80vh;
  overflow-y: auto;
}

.modal-header {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-size: 16px;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 20px;
  cursor: pointer;
  padding: 4px;
}

.modal-close:hover { color: var(--text-primary); }

.modal-body {
  padding: 20px 24px;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* Tutorial / Markdown */
.tutorial-content {
  line-height: 1.8;
  font-size: 14px;
}

.tutorial-content h1 { font-size: 24px; margin: 24px 0 12px; }
.tutorial-content h2 { font-size: 20px; margin: 20px 0 10px; padding-bottom: 8px; border-bottom: 1px solid var(--border-color); }
.tutorial-content h3 { font-size: 16px; margin: 16px 0 8px; }
.tutorial-content p { margin-bottom: 12px; color: var(--text-secondary); }
.tutorial-content ul, .tutorial-content ol { margin-bottom: 12px; padding-left: 20px; }
.tutorial-content li { margin-bottom: 4px; }
.tutorial-content code {
  background: rgba(88, 166, 255, 0.1);
  color: var(--accent-blue);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 13px;
  font-family: 'SFMono-Regular', Consolas, monospace;
}
.tutorial-content pre {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 16px;
  overflow-x: auto;
  margin-bottom: 16px;
}
.tutorial-content pre code {
  background: none;
  color: var(--text-primary);
  padding: 0;
}
.tutorial-content strong { color: var(--text-primary); }
.tutorial-content a { color: var(--accent-blue); }
.tutorial-content blockquote {
  border-left: 3px solid var(--accent-blue);
  padding-left: 16px;
  margin: 16px 0;
  color: var(--text-secondary);
}

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

.empty-state .empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.3;
}

.empty-state h3 {
  font-size: 16px;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.empty-state p {
  font-size: 13px;
}

/* Message bubble */
.message-item {
  padding: 12px 16px;
  border-left: 3px solid var(--accent-blue);
  margin-bottom: 8px;
  background: rgba(255,255,255,0.02);
  border-radius: 0 8px 8px 0;
}

.message-item.private {
  border-left-color: var(--accent-purple);
}

.message-item .msg-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 4px;
  font-size: 12px;
  color: var(--text-muted);
}

.message-item .msg-author {
  color: var(--accent-blue);
  font-weight: 500;
}

.message-item .msg-content {
  font-size: 14px;
  word-break: break-all;
}

/* Responsive */
@media (max-width: 768px) {
  .sidebar {
    width: 60px;
  }
  .sidebar-header h1,
  .sidebar-header .version,
  .nav-item .label,
  .sidebar-footer .status-text {
    display: none;
  }
  .sidebar-header {
    padding: 12px;
    justify-content: center;
  }
  .nav-item {
    justify-content: center;
    padding: 10px;
  }
  .nav-item .badge {
    display: none;
  }
  .main-content {
    margin-left: 60px;
  }
  .page-header,
  .page-body {
    padding-left: 16px;
    padding-right: 16px;
  }
  .input-row {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in {
  animation: fadeIn 0.25s ease;
}

/* Toast */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 14px;
  animation: slideIn 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  max-width: 360px;
}

.toast-success { background: #1a3a2a; border: 1px solid var(--accent-green); color: var(--accent-green); }
.toast-error { background: #3a1a1a; border: 1px solid var(--accent-red); color: var(--accent-red); }
.toast-info { background: #1a2a3a; border: 1px solid var(--accent-blue); color: var(--accent-blue); }
.toast-warning { background: #3a2a1a; border: 1px solid var(--accent-yellow); color: var(--accent-yellow); }

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

/* Rule card */
.rule-card {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.rule-card .rule-info {
  flex: 1;
}

.rule-card .rule-info .rule-keyword {
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 4px;
}

.rule-card .rule-info .rule-detail {
  font-size: 12px;
  color: var(--text-muted);
}

.rule-card .rule-info .rule-reply {
  font-size: 13px;
  color: var(--accent-green);
  margin-top: 4px;
}

.rule-card .rule-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}

/* Tag / Label */
.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 500;
}

.tag-blue { background: rgba(88,166,255,0.15); color: var(--accent-blue); }
.tag-green { background: rgba(63,185,80,0.15); color: var(--accent-green); }
.tag-yellow { background: rgba(210,153,34,0.15); color: var(--accent-yellow); }
.tag-red { background: rgba(248,81,73,0.15); color: var(--accent-red); }
.tag-purple { background: rgba(188,140,255,0.15); color: var(--accent-purple); }