:root {
  --color-bg: 240 10% 4%;
  --color-card: 240 10% 7%;
  --color-border: 240 8% 14%;
  --color-primary: 160 84% 39%;
  --color-secondary: 230 75% 58%;
  --color-text: 0 0% 95%;
  --color-muted: 240 4% 60%;
  --color-error: 345 84% 54%;
  --color-warning: 38 92% 50%;
  
  --font-title: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
  background-color: hsl(var(--color-bg));
  color: hsl(var(--color-text));
  font-family: var(--font-body);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* Background glows */
.bg-glow {
  position: fixed;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(140px);
  opacity: 0.08;
  pointer-events: none;
  z-index: -1;
}

.bg-glow-1 {
  top: -100px;
  left: -100px;
  background-color: hsl(var(--color-primary));
}

.bg-glow-2 {
  bottom: -150px;
  right: -100px;
  background-color: hsl(var(--color-secondary));
}

/* Utilities */
.hidden {
  display: none !important;
}

/* Login Panel */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: hsla(240, 10%, 7%, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid hsla(0, 0%, 100%, 0.05);
  border-radius: 20px;
  padding: 40px;
  text-align: center;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.logo-area {
  margin-bottom: 30px;
}

.logo-icon {
  font-size: 48px;
  color: hsl(var(--color-primary));
  filter: drop-shadow(0 0 10px hsla(var(--color-primary), 0.3));
  margin-bottom: 12px;
  animation: pulse-glow 3s infinite ease-in-out;
}

.login-card h1 {
  font-family: var(--font-title);
  font-size: 28px;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}

.logo-area p {
  font-size: 14px;
  color: hsl(var(--color-muted));
}

.pin-inputs input {
  width: 100%;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid hsl(var(--color-border));
  border-radius: 12px;
  padding: 16px;
  font-size: 24px;
  color: hsl(var(--color-text));
  text-align: center;
  letter-spacing: 12px;
  margin-bottom: 20px;
  outline: none;
  transition: all 0.2s ease;
}

.pin-inputs input:focus {
  border-color: hsl(var(--color-primary));
  box-shadow: 0 0 0 2px hsla(var(--color-primary), 0.2);
}

#login-btn {
  width: 100%;
  background: hsl(var(--color-primary));
  color: #052e16;
  border: none;
  border-radius: 12px;
  padding: 14px;
  font-family: var(--font-title);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s ease;
}

#login-btn:hover {
  background: hsla(var(--color-primary), 0.9);
  transform: translateY(-1px);
}

#login-btn:active {
  transform: translateY(0);
}

.login-error-msg {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  color: hsl(var(--color-error));
  font-size: 14px;
}

/* Dashboard Wrapper */
.dashboard-wrapper {
  max-width: 1380px;
  margin: 0 auto;
  padding: 30px 24px;
}

/* Header */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
}

.logo-group {
  display: flex;
  align-items: center;
  gap: 16px;
}

.main-logo {
  font-size: 38px;
  color: hsl(var(--color-primary));
}

.logo-group h2 {
  font-family: var(--font-title);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.5px;
}

.logo-group p {
  font-size: 14px;
  color: hsl(var(--color-muted));
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  background: hsla(240, 8%, 14%, 0.4);
  border: 1px solid hsl(var(--color-border));
  padding: 8px 14px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 500;
}

.dot-online {
  width: 8px;
  height: 8px;
  background: hsl(var(--color-primary));
  border-radius: 50%;
  box-shadow: 0 0 8px hsl(var(--color-primary));
}

.btn-logout {
  background: transparent;
  color: hsl(var(--color-muted));
  border: 1px solid hsl(var(--color-border));
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s ease;
}

.btn-logout:hover {
  background: hsla(var(--color-error), 0.1);
  color: hsl(var(--color-error));
  border-color: hsla(var(--color-error), 0.3);
}

.actions-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-action {
  background: hsla(240, 8%, 14%, 0.4);
  color: hsl(var(--color-muted));
  border: 1px solid hsl(var(--color-border));
  padding: 6px 12px;
  border-radius: 20px;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
  outline: none;
}

.btn-action:hover {
  background: hsla(var(--color-primary), 0.1);
  color: hsl(var(--color-primary));
  border-color: hsla(var(--color-primary), 0.3);
}

.btn-action:active {
  transform: translateY(1px);
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.spinning {
  animation: spin 1s linear infinite;
}

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

/* KPI Cards */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.kpi-card {
  background: hsla(240, 10%, 7%, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid hsl(var(--color-border));
  border-radius: 16px;
  padding: 24px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.kpi-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 18px;
}

.req-icon {
  background: hsla(230, 75%, 58%, 0.12);
  color: hsl(var(--color-secondary));
}

.input-icon {
  background: hsla(240, 4%, 60%, 0.1);
  color: hsl(var(--color-muted));
}

.output-icon {
  background: hsla(160, 84% ,39%, 0.1);
  color: hsl(var(--color-primary));
}

.cost-icon {
  background: hsla(45, 100%, 50%, 0.1);
  color: #fbbf24;
}

.kpi-info h3 {
  font-size: 13px;
  color: hsl(var(--color-muted));
  font-weight: 500;
  margin-bottom: 6px;
}

.kpi-info p {
  font-family: var(--font-title);
  font-size: 26px;
  font-weight: 700;
}

.kpi-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 6px;
  background: hsla(var(--color-primary), 0.12);
  color: hsl(var(--color-primary));
}

.kpi-badge.neutral {
  background: hsla(240, 8%, 14%, 0.4);
  color: hsl(var(--color-muted));
}

.kpi-badge.success {
  background: hsla(160, 84%, 39%, 0.15);
  color: hsl(var(--color-primary));
}

/* Workspace Layout */
.main-workspace {
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 24px;
}

.workspace-panel {
  background: hsla(240, 10%, 7%, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid hsl(var(--color-border));
  border-radius: 20px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
}

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

.title-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.title-group .material-icons {
  color: hsl(var(--color-primary));
}

.title-group h3 {
  font-family: var(--font-title);
  font-size: 18px;
  font-weight: 600;
}

.badge {
  font-size: 11px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 20px;
  background: hsla(var(--color-primary), 0.12);
  color: hsl(var(--color-primary));
  border: 1px solid hsla(var(--color-primary), 0.2);
}

/* Tab Header and Buttons */
.tab-header {
  padding-bottom: 0 !important;
}

.tabs-group {
  display: flex;
  gap: 20px;
  width: 100%;
}

.tab-btn {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: hsl(var(--color-muted));
  font-family: var(--font-title);
  font-size: 16px;
  font-weight: 500;
  padding: 0 4px 14px 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.tab-btn:hover {
  color: hsl(var(--color-text));
}

.tab-btn.active {
  color: hsl(var(--color-primary));
  border-bottom-color: hsl(var(--color-primary));
  text-shadow: 0 0 10px hsla(var(--color-primary), 0.2);
}

.tab-btn .material-icons {
  font-size: 20px;
}

/* Models Container & Items */
.models-container {
  flex: 1;
  overflow-y: auto;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid hsl(var(--color-border));
  padding: 16px;
}

/* Custom Scrollbar for models container */
.models-container::-webkit-scrollbar {
  width: 6px;
}

.models-container::-webkit-scrollbar-track {
  background: transparent;
}

.models-container::-webkit-scrollbar-thumb {
  background: hsl(var(--color-border));
  border-radius: 3px;
}

.models-container::-webkit-scrollbar-thumb:hover {
  background: hsl(var(--color-muted));
}

.models-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.model-group {
  display: flex;
  flex-direction: column;
  background: hsla(240, 8%, 14%, 0.15);
  border: 1px solid hsl(var(--color-border));
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.2s ease;
}

.model-group:hover {
  border-color: hsla(var(--color-primary), 0.3);
}

.model-item {
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.model-info-wrapper {
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  flex: 1;
}

.model-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-test-toggle {
  background: hsla(160, 84%, 39%, 0.1);
  color: hsl(var(--color-primary));
  border: 1px solid hsla(160, 84%, 39%, 0.2);
  padding: 6px 12px;
  border-radius: 20px;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: all 0.2s ease;
  outline: none;
}

.btn-test-toggle:hover {
  background: hsla(160, 84%, 39%, 0.2);
  border-color: hsl(var(--color-primary));
  box-shadow: 0 0 8px hsla(160, 84%, 39%, 0.3);
}

.btn-test-toggle.active {
  background: hsl(var(--color-primary));
  color: #052e16;
  border-color: hsl(var(--color-primary));
}

.tester-panel {
  padding: 0 16px 16px 16px;
  border-top: 1px dashed hsl(var(--color-border));
  background: rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tester-input-row {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.tester-input {
  flex: 1;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid hsl(var(--color-border));
  border-radius: 8px;
  padding: 8px 12px;
  color: hsl(var(--color-text));
  font-family: var(--font-body);
  font-size: 12px;
  outline: none;
  transition: all 0.2s ease;
}

.tester-input:focus {
  border-color: hsl(var(--color-primary));
}

.tester-send-btn {
  background: hsl(var(--color-primary));
  color: #052e16;
  border: none;
  border-radius: 8px;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  outline: none;
}

.tester-send-btn:hover {
  background: hsla(var(--color-primary), 0.9);
}

.tester-send-btn:disabled {
  background: hsl(var(--color-border));
  color: hsl(var(--color-muted));
  cursor: not-allowed;
}

.tester-output-box {
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid hsl(var(--color-border));
  border-radius: 8px;
  padding: 12px;
  max-height: 150px;
  overflow-y: auto;
}

.tester-output {
  font-family: 'Courier New', Courier, monospace;
  font-size: 11px;
  color: hsl(var(--color-muted));
  white-space: pre-wrap;
  word-break: break-all;
  margin: 0;
}

.tester-output.streaming {
  color: hsl(var(--color-text));
}

.model-icon-box {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: hsla(230, 75%, 58%, 0.1);
  color: hsl(var(--color-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
}

.model-icon-box.deepseek {
  background: hsla(160, 84%, 39%, 0.1);
  color: hsl(var(--color-primary));
}

.model-icon-box.qwen {
  background: hsla(230, 75%, 58%, 0.1);
  color: hsl(var(--color-secondary));
}

.model-icon-box.minimax {
  background: hsla(38, 92%, 50%, 0.1);
  color: hsl(var(--color-warning));
}

.model-details h4 {
  font-family: var(--font-title);
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}

.model-details span {
  font-size: 12px;
  color: hsl(var(--color-muted));
  text-transform: capitalize;
}

.model-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 6px;
  background: hsla(160, 84%, 39%, 0.15);
  color: hsl(var(--color-primary));
  border: 1px solid hsla(160, 84%, 39%, 0.2);
  letter-spacing: 0.5px;
  transition: all 0.2s ease;
}

.model-badge.copied {
  background: hsla(160, 84%, 39%, 0.25) !important;
  color: #34d399 !important;
  border-color: #34d399 !important;
  box-shadow: 0 0 8px hsla(160, 84%, 39%, 0.4);
}

/* Graph container */
.graph-container {
  height: 480px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

#network-svg {
  width: 100%;
  height: 100%;
}

/* SVG Styling */
.node-line {
  stroke-dasharray: 5, 5;
  animation: line-flow 15s linear infinite;
}

.node-line.cooldown {
  stroke: hsl(var(--color-error));
  opacity: 0.15;
  stroke-dasharray: none;
  animation: none;
}

.node-line.active {
  stroke: hsl(var(--color-primary));
  opacity: 0.4;
}

.node-line.direct {
  stroke: hsl(var(--color-secondary));
  opacity: 0.4;
}

.svg-node {
  cursor: pointer;
  transition: all 0.3s ease;
}

.svg-node:hover circle {
  filter: drop-shadow(0 0 8px var(--glow-color));
}

.center-ring {
  animation: ring-pulse 2.5s infinite ease-out;
}

/* Logs Panel */
.logs-panel {
  height: 546px;
}

.logs-container {
  flex: 1;
  overflow-y: auto;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid hsl(var(--color-border));
}

/* Custom Scrollbar */
.logs-container::-webkit-scrollbar {
  width: 6px;
}

.logs-container::-webkit-scrollbar-track {
  background: transparent;
}

.logs-container::-webkit-scrollbar-thumb {
  background: hsl(var(--color-border));
  border-radius: 3px;
}

.logs-container::-webkit-scrollbar-thumb:hover {
  background: hsl(var(--color-muted));
}

.logs-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

.logs-table th {
  position: sticky;
  top: 0;
  background: hsl(var(--color-card));
  color: hsl(var(--color-muted));
  font-weight: 500;
  padding: 14px 16px;
  border-bottom: 1px solid hsl(var(--color-border));
  z-index: 10;
}

.logs-table td {
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
  font-family: var(--font-body);
}

.logs-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

.logs-table .status-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}

.logs-table .status-dot.ok {
  background: hsl(var(--color-primary));
  box-shadow: 0 0 6px hsl(var(--color-primary));
}

.logs-table .status-dot.fail {
  background: hsl(var(--color-error));
  box-shadow: 0 0 6px hsl(var(--color-error));
}

.empty-state {
  text-align: center;
  color: hsl(var(--color-muted));
}

.empty-state td {
  padding: 40px !important;
}

.latency-time {
  color: hsl(var(--color-muted));
}

.latency-time.slow {
  color: hsl(var(--color-warning));
}

.latency-time.error {
  color: hsl(var(--color-error));
}

/* Animations */
@keyframes pulse-glow {
  0%, 100% {
    filter: drop-shadow(0 0 8px hsla(var(--color-primary), 0.3));
    opacity: 0.85;
  }
  50% {
    filter: drop-shadow(0 0 18px hsla(var(--color-primary), 0.6));
    opacity: 1;
  }
}

@keyframes ring-pulse {
  0% {
    r: 18;
    opacity: 0.6;
  }
  100% {
    r: 32;
    opacity: 0;
  }
}

@keyframes line-flow {
  0% {
    stroke-dashoffset: 40;
  }
  100% {
    stroke-dashoffset: 0;
  }
}

/* Media Queries */
@media (max-width: 1024px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .main-workspace {
    grid-template-columns: 1fr;
  }
  .logs-panel {
    height: 400px;
  }
}

@media (max-width: 640px) {
  .kpi-grid {
    grid-template-columns: 1fr;
  }
  .app-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  .header-right {
    width: 100%;
    justify-content: space-between;
  }
}

/* Disabled state for proxy nodes */
.node-line.disabled {
  stroke: hsl(var(--color-muted));
  stroke-dasharray: 4,4;
  opacity: 0.25;
}

.svg-node.disabled text {
  fill: hsl(var(--color-muted));
  opacity: 0.5;
  text-decoration: line-through;
}

.svg-node.disabled circle {
  stroke: hsl(var(--color-muted)) !important;
  fill: #1a1a1a !important;
  opacity: 0.5;
}