/* Modern Premium Light Olive CSS System */
:root {
  /* HSL Color Tokens for Light Olive Theme */
  --bg-base: 60 10% 96%;
  --bg-surface: 0 0% 100%;
  --bg-surface-hover: 60 10% 98%;
  --bg-glass: 0 0% 100% / 0.85;
  --border-color: 60 10% 85%;
  --border-focus: 90 40% 35%;
  
  --text-primary: 220 20% 15%;
  --text-secondary: 220 15% 35%;
  --text-muted: 220 10% 55%;
  
  /* Olive Color Palette */
  --primary: 90 40% 35%;
  --primary-hover: 90 40% 42%;
  --primary-light: 90 40% 35% / 0.15;
  
  --success: 145 70% 40%;
  --success-light: 145 70% 40% / 0.15;
  --warning: 35 90% 50%;
  --warning-light: 35 90% 50% / 0.15;
  --danger: 355 80% 50%;
  --danger-light: 355 80% 50% / 0.15;
  
  /* Fonts */
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset and Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: hsl(var(--bg-base));
  color: hsl(var(--text-primary));
  overflow: hidden;
  height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: hsl(var(--border-color));
  border-radius: var(--radius-sm);
}
::-webkit-scrollbar-thumb:hover {
  background: hsl(var(--text-muted));
}

/* Layout Elements */
.app-container {
  display: flex;
  height: 100vh;
  width: 100vw;
}

/* Sidebar Styling */
.sidebar {
  width: 280px;
  background-color: hsl(var(--bg-surface));
  border-right: 1px solid hsl(var(--border-color));
  display: flex;
  flex-column: column;
  flex-direction: column;
  flex-shrink: 0;
}

.sidebar-header {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-bottom: 1px solid hsl(var(--border-color));
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  color: hsl(var(--primary));
  width: 28px;
  height: 28px;
}

.sidebar-header h1 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.sidebar-action {
  padding: 20px 24px;
}

.sidebar-menu {
  flex: 1;
  padding: 0 16px;
  overflow-y: auto;
}

.menu-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: hsl(var(--text-muted));
  margin-bottom: 12px;
  padding-left: 8px;
}

.instances-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Sidebar Footer */
.sidebar-footer {
  padding: 20px;
  border-top: 1px solid hsl(var(--border-color));
  background-color: hsl(var(--bg-base) / 0.4);
}

.user-profile {
  display: flex;
  align-items: center;
  gap: 12px;
}

.avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: hsl(var(--primary-light));
  color: hsl(var(--primary));
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

.profile-info {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.profile-name {
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

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

/* Main Content Area */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100vh;
  min-height: 0;
  min-width: 0;
  position: relative;
  background-image: 
    radial-gradient(at 0% 0%, hsl(var(--primary-light) / 0.1) 0px, transparent 50%),
    radial-gradient(at 100% 100%, hsl(var(--primary-light) / 0.05) 0px, transparent 50%);
}

/* Glassmorphism Panel base */
.glass-panel {
  background: hsl(var(--bg-glass));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid hsl(var(--border-color));
}

/* Empty State Card styling */
.empty-state-container {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  padding: 40px;
}

.empty-state-container.active {
  display: flex;
}

.empty-state-card {
  max-width: 500px;
  width: 100%;
  padding: 40px 32px;
  border-radius: var(--radius-lg);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: 0 20px 40px hsl(0 0% 0% / 0.3);
}

.empty-icon-wrapper {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: hsl(var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.empty-icon {
  width: 38px;
  height: 38px;
  color: hsl(var(--primary));
}

.empty-state-card h2 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 12px;
}

.empty-state-card p {
  color: hsl(var(--text-secondary));
  font-size: 14px;
  line-height: 1.6;
}

/* Workspace Container layout */
.workspace-container {
  display: none;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  min-width: 0;
  padding: 24px;
  overflow-y: auto;
  gap: 20px;
}

.workspace-container.active {
  display: flex;
}

/* Workspace Header */
.workspace-header {
  padding: 20px 24px;
  border-radius: var(--radius-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.header-left h2 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 4px;
}

.instance-metadata {
  display: flex;
  align-items: center;
  color: hsl(var(--text-secondary));
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

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

.meta-value {
  color: hsl(var(--text-primary));
  font-weight: 500;
  font-size: 13px;
}

.meta-divider {
  color: hsl(var(--border-color));
  font-size: 12px;
  padding: 0 4px;
}

/* Sub-Tab Navigation Bar */
.sub-tab-nav {
  display: flex;
  padding: 6px;
  border-radius: var(--radius-md);
  gap: 4px;
}

.sub-tab-btn {
  background: transparent;
  border: none;
  outline: none;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  color: hsl(var(--text-secondary));
  font-family: var(--font-family);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.sub-tab-btn:hover {
  background-color: hsl(var(--bg-surface-hover));
  color: hsl(var(--text-primary));
}

.sub-tab-btn.active {
  background-color: hsl(var(--primary-light));
  color: hsl(var(--primary));
}

/* Tab panes styling */
.tab-content-container {
  flex: 1;
  min-width: 0;
}

.tab-pane {
  display: none;
}

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

/* Grid helper classes */
.grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 1024px) {
  .grid-2col {
    grid-template-columns: 1fr;
  }
}

.flex-column {
  display: flex;
  flex-direction: column;
}

.gap-sm { gap: 8px; }
.gap-md { gap: 16px; }
.gap-lg { gap: 24px; }
.w-full { width: 100%; }
.flex-1 { flex: 1; }
.flex-center { display: flex; align-items: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.text-center { text-align: center; }
.justify-between { justify-content: space-between; }

.padding-lg { padding: 32px; }
.padding-md { padding: 20px; }
.padding-none { padding: 0 !important; }
.margin-top-sm { margin-top: 8px; }
.margin-top-md { margin-top: 16px; }
.margin-top-lg { margin-top: 24px; }

/* Font utilities */
.font-mono { font-family: monospace, Courier, sans-serif; }
.font-bold { font-weight: 600; }
.font-xs { font-size: 11px; }
.font-sm { font-size: 13px; }

/* Status Badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 500;
  border: 1px solid transparent;
}

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

.status-connected {
  background-color: hsl(var(--success-light));
  border-color: hsl(var(--success) / 0.3);
  color: hsl(var(--success));
}
.status-connected .status-dot {
  background-color: hsl(var(--success));
  box-shadow: 0 0 8px hsl(var(--success));
}

.status-disconnected, .status-stopped {
  background-color: hsl(var(--danger-light));
  border-color: hsl(var(--danger) / 0.3);
  color: hsl(var(--danger));
}
.status-disconnected .status-dot, .status-stopped .status-dot {
  background-color: hsl(var(--danger));
}

.status-qr_ready, .status-connecting {
  background-color: hsl(var(--warning-light));
  border-color: hsl(var(--warning) / 0.3);
  color: hsl(var(--warning));
}
.status-qr_ready .status-dot, .status-connecting .status-dot {
  background-color: hsl(var(--warning));
  animation: pulse-warn 1.5s infinite;
}

/* Card layout */
.card {
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

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

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

.card-body {
  padding: 24px;
}

/* Form Styles */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 12px;
  font-weight: 500;
  color: hsl(var(--text-secondary));
}

.form-control {
  background-color: hsl(var(--bg-base) / 0.8);
  border: 1px solid hsl(var(--border-color));
  color: hsl(var(--text-primary));
  font-family: var(--font-family);
  font-size: 13px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  outline: none;
  transition: var(--transition);
}

.form-control:focus {
  border-color: hsl(var(--border-focus));
  box-shadow: 0 0 0 3px hsl(var(--border-focus) / 0.2);
}

textarea.form-control {
  resize: none;
  line-height: 1.5;
}

/* Device Auth status layouts */
.device-icon-wrapper {
  position: relative;
  width: 70px;
  height: 70px;
  background-color: hsl(var(--bg-base));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid hsl(var(--border-color));
  margin-bottom: 16px;
}

.device-icon-wrapper.connected {
  border-color: hsl(var(--success) / 0.4);
  background-color: hsl(var(--success-light));
}

.check-badge {
  position: absolute;
  bottom: -2px;
  right: -2px;
  background-color: hsl(var(--success));
  color: white;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid hsl(var(--bg-surface));
  padding: 2px;
}

.phone-display {
  background-color: hsl(var(--bg-base));
  border: 1px solid hsl(var(--border-color));
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 13px;
}

/* QR code styling */
.qr-container {
  background: white;
  padding: 12px;
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  width: 200px;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qr-container img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Tables styling */
.table-responsive {
  overflow-x: auto;
  width: 100%;
}

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

.table th, .table td {
  padding: 14px 20px;
  border-bottom: 1px solid hsl(var(--border-color));
  font-size: 13px;
  vertical-align: middle;
}

.table th {
  background-color: hsl(var(--bg-base) / 0.4);
  color: hsl(var(--text-secondary));
  font-weight: 500;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.table tbody tr:hover {
  background-color: hsl(var(--bg-surface-hover) / 0.3);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 50px;
  font-weight: 500;
  font-size: 11px;
}

.badge-primary {
  background-color: hsl(var(--primary-light));
  color: hsl(var(--primary));
}
.badge-warning {
  background-color: hsl(var(--warning-light));
  color: hsl(var(--warning));
}
.badge-success {
  background-color: hsl(var(--success-light));
  color: hsl(var(--success));
}
.badge-danger {
  background-color: hsl(var(--danger-light));
  color: hsl(var(--danger));
}

.text-muted { color: hsl(var(--text-muted)); }
.text-danger { color: hsl(var(--danger)); }
.text-success { color: hsl(var(--success)); }

/* Instance items in sidebar */
.instance-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
}

.instance-item:hover {
  background-color: hsl(var(--bg-surface-hover));
}

.instance-item.active {
  background-color: hsl(var(--bg-surface-hover));
  border-color: hsl(var(--border-color));
}

.instance-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.instance-avatar {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background-color: hsl(var(--border-color));
  color: hsl(var(--text-secondary));
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  transition: var(--transition);
}

.instance-item.active .instance-avatar {
  background-color: hsl(var(--primary-light));
  color: hsl(var(--primary));
}

.instance-details {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.instance-name {
  font-size: 13px;
  font-weight: 500;
}

.instance-sub {
  font-size: 11px;
  color: hsl(var(--text-muted));
}

.instance-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: hsl(var(--text-muted));
}

.instance-item.connected .instance-status-dot {
  background-color: hsl(var(--success));
  box-shadow: 0 0 6px hsl(var(--success));
}
.instance-item.qr_ready .instance-status-dot,
.instance-item.connecting .instance-status-dot {
  background-color: hsl(var(--warning));
}

/* Spinner styling */
.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid hsl(var(--border-color));
  border-top-color: hsl(var(--primary));
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.spinner-lg {
  width: 32px;
  height: 32px;
  border-width: 3px;
}

/* Buttons styling */
.btn {
  font-family: var(--font-family);
  font-size: 13px;
  font-weight: 500;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  outline: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary {
  background-color: hsl(var(--primary));
  color: white;
}
.btn-primary:hover {
  background-color: hsl(var(--primary-hover));
}

.btn-secondary {
  background-color: hsl(var(--bg-base));
  border-color: hsl(var(--border-color));
  color: hsl(var(--text-primary));
}
.btn-secondary:hover {
  background-color: hsl(var(--bg-surface-hover));
}

.btn-warning {
  background-color: hsl(var(--warning-light));
  border-color: hsl(var(--warning) / 0.3);
  color: hsl(var(--warning));
}
.btn-warning:hover {
  background-color: hsl(var(--warning-light) / 2);
}

.btn-danger {
  background-color: hsl(var(--danger-light));
  border-color: hsl(var(--danger) / 0.3);
  color: hsl(var(--danger));
}
.btn-danger:hover {
  background-color: hsl(var(--danger-light) / 2);
}

.btn-danger-outline {
  background-color: transparent;
  border-color: hsl(var(--danger) / 0.4);
  color: hsl(var(--danger));
  padding: 10px;
}
.btn-danger-outline:hover {
  background-color: hsl(var(--danger-light));
}

.btn-icon {
  background: transparent;
  border: none;
  outline: none;
  cursor: pointer;
  color: hsl(var(--text-muted));
  padding: 4px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.btn-icon:hover {
  background-color: hsl(var(--bg-surface-hover));
  color: hsl(var(--text-primary));
}

.btn-icon-secondary {
  background-color: hsl(var(--bg-surface-hover));
  border: 1px solid hsl(var(--border-color));
  outline: none;
  cursor: pointer;
  color: hsl(var(--text-secondary));
  padding: 6px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.btn-icon-secondary:hover {
  color: hsl(var(--text-primary));
  border-color: hsl(var(--text-muted));
}

/* Switches (toggles) */
.switch-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
}

.switch {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 22px;
}

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

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: hsl(var(--border-color));
  transition: .4s;
  border-radius: 34px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 3px;
  bottom: 3px;
  background-color: hsl(var(--text-primary));
  transition: .4s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: hsl(var(--primary));
}

input:checked + .slider:before {
  transform: translateX(18px);
}

/* API docs code blocks */
.api-endpoint-badge {
  background-color: hsl(var(--bg-base));
  border: 1px solid hsl(var(--border-color));
  padding: 12px 18px;
  border-radius: var(--radius-sm);
}

.http-method {
  font-size: 12px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 4px;
}

.http-method.post {
  background-color: hsl(var(--primary-light));
  color: hsl(var(--primary));
}

.code-samples-nav {
  margin-bottom: 12px;
  background-color: hsl(var(--bg-base));
  border: 1px solid hsl(var(--border-color));
  padding: 4px;
  border-radius: var(--radius-sm);
  display: inline-flex;
}

.code-nav-btn {
  background: transparent;
  border: none;
  outline: none;
  cursor: pointer;
  padding: 6px 12px;
  border-radius: 4px;
  font-family: var(--font-family);
  font-size: 12px;
  color: hsl(var(--text-secondary));
  transition: var(--transition);
}

.code-nav-btn.active {
  background-color: hsl(var(--bg-surface-hover));
  color: hsl(var(--text-primary));
}

.code-block {
  display: none;
  background-color: hsl(var(--bg-base) / 0.8);
  border: 1px solid hsl(var(--border-color));
  padding: 20px;
  border-radius: var(--radius-sm);
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.5;
}

.code-block.active {
  display: block;
}

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

@keyframes pulse-warn {
  0% { transform: scale(0.9); opacity: 0.6; }
  50% { transform: scale(1.1); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.6; }
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
  100% { transform: translateY(0px); }
}

.animate-float {
  animation: float 4s ease-in-out infinite;
}

.hidden {
  display: none !important;
}

/* Utility loaders */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px;
  gap: 12px;
  color: hsl(var(--text-muted));
  font-size: 13px;
}

/* ──────────────────────────────────────────────────────────────────
   MEDIA SEND CARD – Message Type Tabs
────────────────────────────────────────────────────────────────── */
.msg-type-tabs {
  display: flex;
  gap: 6px;
  background: hsl(var(--bg-base));
  padding: 4px;
  border-radius: var(--radius-sm);
  border: 1px solid hsl(var(--border-color));
}

.msg-type-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: calc(var(--radius-sm) - 2px);
  border: none;
  outline: none;
  background: transparent;
  color: hsl(var(--text-secondary));
  font-family: var(--font-family);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.msg-type-btn:hover {
  background-color: hsl(var(--bg-surface-hover));
  color: hsl(var(--text-primary));
}

.msg-type-btn.active {
  background-color: hsl(var(--primary));
  color: white;
  box-shadow: 0 2px 8px hsl(var(--primary) / 0.4);
}

/* ──────────────────────────────────────────────────────────────────
   Source URL / Upload Toggle
────────────────────────────────────────────────────────────────── */
.source-toggle {
  display: flex;
  gap: 6px;
}

.source-btn {
  padding: 6px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid hsl(var(--border-color));
  background: transparent;
  color: hsl(var(--text-secondary));
  font-family: var(--font-family);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.source-btn:hover {
  background-color: hsl(var(--bg-surface-hover));
  color: hsl(var(--text-primary));
}

.source-btn.active {
  background-color: hsl(var(--primary-light));
  border-color: hsl(var(--primary) / 0.4);
  color: hsl(var(--primary));
}

/* ──────────────────────────────────────────────────────────────────
   File Drop Zone
────────────────────────────────────────────────────────────────── */
.file-drop-zone {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 24px 20px;
  border: 2px dashed hsl(var(--border-color));
  border-radius: var(--radius-md);
  background: hsl(var(--bg-base) / 0.5);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.file-drop-zone:hover,
.file-drop-zone.drag-over {
  border-color: hsl(var(--primary) / 0.7);
  background: hsl(var(--primary-light) / 0.3);
}

.file-drop-zone .file-input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

/* File preview after selection */
.file-preview {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: hsl(var(--bg-surface-hover));
  border: 1px solid hsl(var(--border-color));
  font-size: 12px;
}

.file-preview-icon {
  font-size: 22px;
  flex-shrink: 0;
}

.file-preview-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow: hidden;
}

.file-preview-name {
  font-weight: 500;
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-preview-size {
  font-size: 11px;
  color: hsl(var(--text-muted));
}

.file-preview-img {
  max-height: 60px;
  border-radius: 4px;
  object-fit: cover;
  flex-shrink: 0;
}

/* ──────────────────────────────────────────────────────────────────
   API Docs endpoint navigation
────────────────────────────────────────────────────────────────── */
.api-endpoint-nav {
  padding: 7px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid hsl(var(--border-color));
  background: transparent;
  color: hsl(var(--text-secondary));
  font-family: var(--font-family);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.api-endpoint-nav:hover {
  background-color: hsl(var(--bg-surface-hover));
  color: hsl(var(--text-primary));
}

.api-endpoint-nav.active {
  background-color: hsl(var(--primary-light));
  border-color: hsl(var(--primary) / 0.4);
  color: hsl(var(--primary));
}

.api-endpoint-section {
  margin-top: 12px;
}

.api-endpoint-section.hidden {
  display: none !important;
}

/* Authentication Modal */
.auth-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(255, 255, 255, 0.85);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
}
.auth-overlay.active {
  display: flex;
}
.auth-card {
  width: 100%;
  max-width: 400px;
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.3s ease;
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ──────────────────────────────────────────────────────────────────
   Reseller Landing Page Styling
   ────────────────────────────────────────────────────────────────── */
.landing-page-container {
  width: 100%;
  height: 100vh;
  overflow-y: auto;
  scroll-behavior: smooth;
  background-color: hsl(var(--bg-base));
  background-image: 
    radial-gradient(at 0% 0%, hsl(var(--primary-light) / 0.15) 0px, transparent 40%),
    radial-gradient(at 100% 100%, hsl(var(--primary-light) / 0.1) 0px, transparent 40%);
}

.landing-page-container.hidden {
  display: none !important;
}

.landing-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Navbar */
.landing-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: hsl(var(--bg-glass));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid hsl(var(--border-color));
}

.landing-nav-container {
  max-width: 1200px;
  margin: 0 auto;
  height: 80px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.landing-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: hsl(var(--text-primary));
}

.landing-logo span {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.landing-logo-img {
  width: 32px;
  height: 32px;
}

.landing-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.landing-nav-link {
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  color: hsl(var(--text-secondary));
  transition: var(--transition);
}

.landing-nav-link:hover {
  color: hsl(var(--primary));
}

.landing-nav-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.landing-nav-btn-link {
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  color: hsl(var(--primary));
  transition: var(--transition);
}

.landing-nav-btn-link:hover {
  color: hsl(var(--primary-hover));
}

.landing-nav-btn {
  background-color: hsl(var(--primary));
  color: white;
  text-decoration: none;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  transition: var(--transition);
}

.landing-nav-btn:hover {
  background-color: hsl(var(--primary-hover));
  box-shadow: 0 4px 12px hsl(var(--primary) / 0.2);
}

/* Hero Section */
.landing-hero {
  padding: 120px 24px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.landing-hero-content {
  max-width: 800px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.landing-hero-badge {
  background-color: hsl(var(--primary-light));
  color: hsl(var(--primary));
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 24px;
}

.landing-hero-title {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
  color: hsl(var(--text-primary));
}

.landing-hero-subtitle {
  font-size: 18px;
  color: hsl(var(--text-secondary));
  line-height: 1.6;
  margin-bottom: 40px;
}

.landing-hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.landing-btn-primary {
  background-color: hsl(var(--primary));
  color: white;
  text-decoration: none;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
}

.landing-btn-primary:hover {
  background-color: hsl(var(--primary-hover));
  box-shadow: 0 8px 20px hsl(var(--primary) / 0.25);
  transform: translateY(-1px);
}

.landing-btn-secondary {
  background-color: hsl(var(--bg-surface));
  border: 1px solid hsl(var(--border-color));
  color: hsl(var(--text-primary));
  text-decoration: none;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
}

.landing-btn-secondary:hover {
  background-color: hsl(var(--bg-surface-hover));
  border-color: hsl(var(--text-secondary) / 0.3);
}

/* Sections General */
.landing-section {
  padding: 100px 0;
}

.landing-section-alt {
  background-color: hsl(var(--bg-surface) / 0.5);
  border-top: 1px solid hsl(var(--border-color));
  border-bottom: 1px solid hsl(var(--border-color));
}

.section-header {
  max-width: 650px;
  margin: 0 auto 60px auto;
}

.section-header h2 {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}

.section-header p {
  font-size: 16px;
  line-height: 1.6;
}

/* Feature Cards Grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}

.feature-card {
  padding: 32px;
  border-radius: var(--radius-lg);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.04);
  border-color: hsl(var(--primary) / 0.3);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: hsl(var(--primary-light));
  color: hsl(var(--primary));
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 600;
}

.feature-card p {
  font-size: 13.5px;
  color: hsl(var(--text-secondary));
  line-height: 1.6;
}

/* Pricing Grid */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  max-width: 1100px;
  margin: 0 auto;
}

.pricing-card {
  padding: 40px;
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 30px;
  position: relative;
}

.pricing-card.featured {
  border-color: hsl(var(--primary));
  box-shadow: 0 12px 32px hsl(var(--primary) / 0.08);
}

.featured-badge {
  position: absolute;
  top: 16px;
  right: 20px;
  background-color: hsl(var(--primary));
  color: white;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 11px;
  font-weight: 600;
}

.pricing-header h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 16px;
}

.price {
  font-size: 40px;
  font-weight: 800;
  color: hsl(var(--text-primary));
}

.price span {
  letter-spacing: -1px;
}

.price small {
  font-size: 14px;
  font-weight: 500;
  color: hsl(var(--text-muted));
}

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

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: hsl(var(--text-secondary));
}

.pricing-btn {
  padding: 12px;
  font-size: 13.5px;
  font-weight: 600;
}

/* FAQ Accordion */
.faq-list {
  max-width: 750px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  padding: 24px;
  border-radius: var(--radius-md);
}

.faq-question h3 {
  font-size: 16px;
  font-weight: 600;
  color: hsl(var(--text-primary));
  margin-bottom: 8px;
}

.faq-answer p {
  font-size: 13.5px;
  color: hsl(var(--text-secondary));
  line-height: 1.6;
}

/* Footer styling */
.landing-footer {
  padding: 40px 0;
  border-top: 1px solid hsl(var(--border-color));
  background-color: hsl(var(--bg-base));
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  text-decoration: none;
  font-size: 13.5px;
  color: hsl(var(--text-secondary));
  transition: var(--transition);
}

.footer-links a:hover {
  color: hsl(var(--primary));
}

/* Modal and Close Button styling */
.auth-close-btn {
  position: absolute;
  top: 16px;
  right: 20px;
  background: transparent;
  border: none;
  outline: none;
  font-size: 24px;
  font-weight: 700;
  color: hsl(var(--text-muted));
  cursor: pointer;
  line-height: 1;
  transition: var(--transition);
}

.auth-close-btn:hover {
  color: hsl(var(--danger));
}

.auth-overlay {
  background: rgba(0, 0, 0, 0.4) !important;
  backdrop-filter: blur(5px) !important;
  -webkit-backdrop-filter: blur(5px) !important;
}

/* Responsive Landing Page */
@media (max-width: 768px) {
  .landing-hero-title {
    font-size: 36px;
  }
  .landing-nav {
    display: none;
  }
  .landing-section {
    padding: 60px 0;
  }
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

/* Welcome Dashboard Grid styling */
.dashboard-instances-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  width: 100%;
}

.dashboard-instance-card {
  padding: 24px;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.dashboard-instance-card:hover {
  transform: translateY(-2px);
  border-color: hsl(var(--primary) / 0.4);
  box-shadow: 0 12px 24px rgba(0,0,0,0.03);
}

.dashboard-instance-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dashboard-instance-card-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.dashboard-instance-card-footer {
  display: flex;
  justify-content: flex-end;
}