:root {
  /* Tông màu Nâu Cam (Espresso & Vivid Amber/Orange) */
  --bg-main: #130d0a;
  --bg-panel: rgba(28, 19, 15, 0.82);
  --bg-panel-solid: #1d1410;
  --border-color: rgba(249, 115, 22, 0.16);
  --border-glow: rgba(249, 115, 22, 0.35);
  
  --primary: #f97316;
  --primary-hover: #ea580c;
  --accent: #fbbf24;
  --accent-glow: rgba(251, 191, 36, 0.25);
  
  --text-main: #fcf7f2;
  --text-muted: #af998d;
  --text-dim: #786457;
  
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.12);
  --success-bg: rgba(16, 185, 129, 0.12);
  
  --token-in: #38bdf8;
  --token-out: #fb923c;
  --token-cache: #fbbf24;
  
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

body.dark-theme {
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(at 0% 0%, rgba(249, 115, 22, 0.14) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(217, 119, 6, 0.12) 0px, transparent 50%);
  color: var(--text-main);
  font-family: var(--font-sans);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Glassmorphism Panel */
.glass-panel {
  background: var(--bg-panel);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--border-color);
  border-radius: 14px;
}

/* Auth / Login Page */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-card {
  width: 100%;
  max-width: 420px;
  padding: 38px;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.65), 0 0 45px rgba(249, 115, 22, 0.12);
  border: 1px solid rgba(249, 115, 22, 0.22);
}

.logo-area {
  text-align: center;
  margin-bottom: 28px;
}

.logo-image-glow {
  width: 76px;
  height: 76px;
  margin: 0 auto 16px;
  background: rgba(249, 115, 22, 0.12);
  border: 1px solid rgba(249, 115, 22, 0.35);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 28px rgba(249, 115, 22, 0.25);
  overflow: hidden;
  padding: 10px;
}

.brand-img-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand-title {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #fb923c 0%, #ea580c 50%, #f59e0b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

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

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

input[type="text"],
input[type="password"],
input[type="number"],
select,
textarea {
  width: 100%;
  padding: 10.5px 14px;
  background: rgba(19, 13, 10, 0.9);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  color: var(--text-main);
  font-size: 14px;
  font-family: inherit;
  transition: all 0.2s ease;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.2);
}

.login-footer {
  text-align: center;
  margin-top: 20px;
  font-size: 12px;
  color: var(--text-muted);
}

.login-footer code {
  background: rgba(249, 115, 22, 0.12);
  padding: 2px 6px;
  border-radius: 6px;
  color: var(--primary);
  font-family: var(--font-mono);
}

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

.sidebar {
  width: 260px;
  background: #170f0b;
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
}

.sidebar-header {
  padding: 22px 20px;
  border-bottom: 1px solid var(--border-color);
}

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

.mini-logo-box {
  width: 38px;
  height: 38px;
  background: rgba(249, 115, 22, 0.12);
  border: 1px solid rgba(249, 115, 22, 0.3);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 5px;
  overflow: hidden;
}

.sidebar-img-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.app-name {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  display: block;
}

.app-badge {
  font-size: 10px;
  color: var(--primary);
  background: rgba(249, 115, 22, 0.15);
  padding: 1px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-weight: 600;
}

.sidebar-nav {
  padding: 16px 12px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10.5px 14px;
  border-radius: 10px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  width: 100%;
  text-align: left;
  transition: all 0.2s ease;
}

.nav-item:hover {
  background: rgba(249, 115, 22, 0.08);
  color: var(--text-main);
}

.nav-item.active {
  background: linear-gradient(90deg, rgba(249, 115, 22, 0.18) 0%, rgba(217, 119, 6, 0.08) 100%);
  color: var(--primary);
  border: 1px solid rgba(249, 115, 22, 0.3);
  font-weight: 600;
}

.badge-count {
  margin-left: auto;
  font-size: 11px;
  background: rgba(255, 255, 255, 0.08);
  padding: 2px 7px;
  border-radius: 10px;
  color: var(--text-muted);
}

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

.user-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 10px;
}

.avatar-circle {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #1a0f09;
  font-size: 13px;
}

.user-meta {
  flex: 1;
}

.user-name {
  font-size: 13px;
  font-weight: 600;
  display: block;
}

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

.btn-logout {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px;
  border-radius: 6px;
}

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

/* Main Viewport */
.main-viewport {
  margin-left: 260px;
  flex: 1;
  padding: 24px 32px;
  min-height: 100vh;
}

/* Topbar */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  margin-bottom: 26px;
}

.endpoint-info {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-indicator.live {
  background: var(--success);
  box-shadow: 0 0 10px var(--success);
}

.endpoint-label {
  color: var(--text-muted);
}

.endpoint-value {
  background: rgba(0, 0, 0, 0.5);
  padding: 4px 10px;
  border-radius: 6px;
  color: var(--primary);
  font-family: var(--font-mono);
  font-size: 12px;
  border: 1px solid rgba(249, 115, 22, 0.25);
}

.btn-copy-mini {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
}

.btn-copy-mini:hover {
  color: var(--primary);
}

/* Section Header */
.page-title-box {
  margin-bottom: 22px;
}

.page-title-box.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.section-title {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.3px;
}

.section-desc {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-bottom: 18px;
}

.stat-card {
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}

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

.stat-icon-wrap.orange {
  background: rgba(249, 115, 22, 0.15);
  color: var(--primary);
  border: 1px solid rgba(249, 115, 22, 0.3);
}

.stat-icon-wrap.amber {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.stat-icon-wrap.emerald {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.stat-icon-wrap.brown {
  background: rgba(180, 83, 9, 0.15);
  color: #fb923c;
  border: 1px solid rgba(180, 83, 9, 0.3);
}

.stat-number {
  font-size: 24px;
  font-weight: 700;
  display: block;
}

.stat-label {
  font-size: 12px;
  color: var(--text-muted);
}

/* Tokens Summary Grid */
.tokens-summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 24px;
}

.token-summary-card {
  padding: 18px 22px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.token-lbl-box {
  display: flex;
  align-items: center;
  gap: 8px;
}

.dot-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.dot-in {
  background: var(--token-in);
  box-shadow: 0 0 8px var(--token-in);
}

.dot-out {
  background: var(--token-out);
  box-shadow: 0 0 8px var(--token-out);
}

.dot-cache {
  background: var(--token-cache);
  box-shadow: 0 0 8px var(--token-cache);
}

.token-card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

.token-val-big {
  font-size: 26px;
  font-weight: 800;
  font-family: var(--font-mono);
  color: #fff;
}

.token-hint {
  font-size: 11.5px;
  color: var(--text-dim);
}

/* Token Badges in Tables */
.token-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 2px 7px;
  border-radius: 5px;
}

.token-badge.in {
  color: var(--token-in);
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.2);
}

.token-badge.out {
  color: var(--token-out);
  background: rgba(251, 146, 60, 0.1);
  border: 1px solid rgba(251, 146, 60, 0.2);
}

.token-badge.cache {
  color: var(--token-cache);
  background: rgba(251, 191, 36, 0.1);
  border: 1px solid rgba(251, 191, 36, 0.2);
}

.token-badge.cache-zero {
  color: var(--text-dim);
  background: rgba(255, 255, 255, 0.03);
}

.token-combo {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
}

/* Tables */
.card-box {
  padding: 22px;
}

.card-header-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
}

.table-responsive {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th {
  padding: 12px 14px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border-color);
}

.data-table td {
  padding: 14px;
  font-size: 13.5px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  vertical-align: middle;
}

.data-table tr:hover td {
  background: rgba(249, 115, 22, 0.03);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: 9px;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  font-family: inherit;
}

.btn-primary {
  background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
  color: #fff;
  box-shadow: 0 4px 14px rgba(249, 115, 22, 0.35);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(249, 115, 22, 0.45);
  background: linear-gradient(135deg, #fb923c 0%, #ea580c 100%);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  color: var(--text-main);
}

.btn-outline:hover {
  background: rgba(249, 115, 22, 0.08);
  border-color: rgba(249, 115, 22, 0.35);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-danger:hover {
  background: #dc2626;
}

.btn-block {
  width: 100%;
  justify-content: center;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12.5px;
}

.btn-xs {
  padding: 4px 8px;
  font-size: 11px;
}

/* Status Badges & Switches */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: 11.5px;
  font-weight: 600;
}

.status-pill.active {
  background: rgba(249, 115, 22, 0.15);
  color: var(--primary);
  border: 1px solid rgba(249, 115, 22, 0.35);
}

.status-pill.inactive {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.status-pill.success {
  background: var(--success-bg);
  color: var(--success);
}

.status-pill.error {
  background: var(--danger-bg);
  color: var(--danger);
}

/* Action Button Group */
.action-btns {
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-action-icon {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 6px;
  border-radius: 7px;
  cursor: pointer;
}

.btn-action-icon:hover {
  color: #fff;
  border-color: rgba(249, 115, 22, 0.4);
}

.btn-action-icon.danger:hover {
  color: var(--danger);
  background: var(--danger-bg);
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 6, 4, 0.82);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-box {
  width: 100%;
  max-width: 520px;
  padding: 28px;
  border: 1px solid rgba(249, 115, 22, 0.25);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.7);
  animation: modalEnter 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalEnter {
  from {
    opacity: 0;
    transform: scale(0.96) translateY(8px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

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

.modal-title {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
}

.btn-close {
  background: transparent;
  border: none;
  font-size: 24px;
  color: var(--text-muted);
  cursor: pointer;
  line-height: 1;
}

.btn-close:hover {
  color: #fff;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 24px;
}

/* Toast Notifications */
.toast-stack {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast-item {
  padding: 12px 18px;
  border-radius: 10px;
  background: #20140e;
  border: 1px solid var(--border-color);
  color: #fff;
  font-size: 13.5px;
  font-weight: 500;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 280px;
  animation: toastIn 0.3s ease;
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.toast-item.success {
  border-left: 4px solid var(--primary);
}

.toast-item.error {
  border-left: 4px solid var(--danger);
}

.toast-item.warning {
  border-left: 4px solid var(--warning);
}

/* Tab Pane Visibility */
.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
}

/* Utilities */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 20px; }
.mb-3 { margin-bottom: 14px; }
.py-4 { padding-top: 24px; padding-bottom: 24px; }
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.code-font {
  font-family: var(--font-mono);
  font-size: 12.5px;
}

.guide-box {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.guide-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 8px;
}

.guide-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.guide-lbl {
  color: var(--text-muted);
}

.guide-item code {
  color: var(--primary);
  font-family: var(--font-mono);
  background: rgba(249, 115, 22, 0.12);
  padding: 2px 8px;
  border-radius: 4px;
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid rgba(249, 115, 22, 0.2);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 16px auto;
}

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

.test-loading {
  text-align: center;
  padding: 20px;
  color: var(--text-muted);
}