:root {
  --bg-dark: #0a0e17;
  --bg-card: rgba(18, 26, 43, 0.75);
  --bg-card-hover: rgba(28, 38, 62, 0.85);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-accent: rgba(37, 211, 102, 0.3);
  --primary-color: #25d366; /* WhatsApp Green */
  --primary-hover: #1ebd5a;
  --accent-blue: #38bdf8;
  --accent-purple: #a855f7;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-subtle: #64748b;
  --danger-color: #ef4444;
  --warning-color: #f59e0b;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --shadow-glow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 0 20px rgba(37, 211, 102, 0.1);
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

html, body {
  overflow-x: hidden;
  max-width: 100%;
}

body {
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(at 0% 0%, rgba(37, 211, 102, 0.08) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(56, 189, 248, 0.08) 0px, transparent 50%);
  color: var(--text-main);
  font-family: var(--font-family);
  min-height: 100vh;
  line-height: 1.5;
  padding: 24px;
}

.app-container {
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  overflow-x: hidden;
}

/* Navbar */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-bottom: 20px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

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

.brand-icon {
  font-size: 28px;
}

.brand-text h1,
.brand-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin: 0;
}

.brand-name {
  background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-version {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 6px;
  background: rgba(56, 189, 248, 0.12);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.35);
  letter-spacing: 0.3px;
  -webkit-text-fill-color: #38bdf8;
  vertical-align: middle;
  transition: all 0.2s ease;
}

.brand-version:hover {
  background: rgba(56, 189, 248, 0.2);
  border-color: rgba(56, 189, 248, 0.6);
}

.badge-subtitle {
  font-size: 11px;
  color: var(--primary-color);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.nav-controls {
  display: flex;
  align-items: center;
  gap: 16px;
}

.connection-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 0, 0, 0.3);
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  font-size: 13px;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--text-subtle);
}

.status-dot.connected {
  background: var(--primary-color);
  box-shadow: 0 0 10px var(--primary-color);
}

.status-dot.waiting_qr {
  background: var(--warning-color);
  box-shadow: 0 0 10px var(--warning-color);
  animation: pulse 1.5s infinite;
}

.status-dot.disconnected {
  background: var(--danger-color);
}

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

/* Switch */
.toggle-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
}

.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

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

.slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: rgba(255,255,255,0.15);
  transition: .3s;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .3s;
}

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

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

.slider.round {
  border-radius: 24px;
}

.slider.round:before {
  border-radius: 50%;
}

.toggle-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

/* Nav Tabs */
.nav-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tab-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-main);
  border-color: rgba(255,255,255,0.15);
}

.tab-btn.active {
  background: rgba(37, 211, 102, 0.12);
  color: var(--primary-color);
  border-color: var(--border-accent);
}

.tab-badge {
  background: rgba(37, 211, 102, 0.2);
  color: var(--primary-color);
  padding: 2px 7px;
  border-radius: 10px;
  font-size: 11px;
}

/* Tab Content */
.tab-content {
  display: none;
}

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

/* Cards */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.25);
  margin-bottom: 20px;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-color);
}

.card-header h3 {
  font-size: 17px;
  font-weight: 700;
}

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

.grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 900px) {
  .grid-2col {
    grid-template-columns: 1fr;
  }
}

/* QR Box */
.qr-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
}

.qr-box {
  background: #ffffff;
  padding: 16px;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 240px;
  width: 240px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}

.qr-box img {
  width: 200px;
  height: 200px;
  object-fit: contain;
}

.qr-box .spinner {
  border: 3px solid rgba(0,0,0,0.1);
  border-top: 3px solid #25d366;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
  margin-bottom: 12px;
}

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

.qr-hint {
  color: #333;
  font-size: 12px;
  font-weight: 600;
}

.qr-instructions {
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--border-color);
  padding: 16px;
  border-radius: var(--radius-md);
  text-align: left;
  width: 100%;
}

.qr-instructions h4 {
  font-size: 14px;
  margin-bottom: 8px;
  color: var(--primary-color);
}

.qr-instructions ol {
  padding-left: 20px;
  font-size: 13px;
  color: var(--text-muted);
}

.qr-instructions li {
  margin-bottom: 6px;
}

.connected-info {
  text-align: center;
  padding: 20px;
}

.connected-badge-large {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(37, 211, 102, 0.1);
  border: 1px solid var(--border-accent);
  padding: 16px;
  border-radius: var(--radius-md);
  margin-bottom: 16px;
}

.icon-check {
  font-size: 32px;
}

.connected-desc {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

/* Stats Mini Row */
.stats-mini-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.mini-stat {
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--border-color);
  padding: 12px;
  border-radius: var(--radius-md);
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 22px;
  font-weight: 800;
  color: var(--text-main);
  font-family: var(--font-mono);
}

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

/* Message Feed */
.messages-feed {
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  height: 280px;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.feed-item {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.feed-item.incoming {
  background: rgba(56, 189, 248, 0.1);
  border-left: 3px solid var(--accent-blue);
  align-self: flex-start;
  max-width: 90%;
}

.feed-item.outgoing {
  background: rgba(37, 211, 102, 0.1);
  border-left: 3px solid var(--primary-color);
  align-self: flex-end;
  max-width: 90%;
}

.feed-meta {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-subtle);
}

.empty-feed-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-subtle);
  font-size: 13px;
}

/* Forms */
.profile-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

@media (max-width: 800px) {
  .profile-form-grid {
    grid-template-columns: 1fr;
  }
}

.form-section {
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px;
}

.form-section h4 {
  font-size: 15px;
  margin-bottom: 14px;
  color: var(--text-main);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 8px;
}

.form-group {
  margin-bottom: 12px;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-input {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  padding: 9px 12px;
  font-size: 13px;
  font-family: inherit;
  transition: border-color 0.2s;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(37, 211, 102, 0.2);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
}

.btn-primary {
  background: var(--primary-color);
  color: #052e16;
}

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

.btn-secondary {
  background: rgba(255,255,255,0.08);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.15);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

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

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

/* Leads Table */
.leads-table-wrapper {
  overflow-x: auto;
}

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

.leads-table th {
  text-align: left;
  padding: 12px;
  background: rgba(0,0,0,0.3);
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
  font-weight: 600;
}

.leads-table td {
  padding: 12px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-main);
}

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

.badge-lead {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 600;
}

.badge-high {
  background: rgba(239, 68, 68, 0.2);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.4);
}

.badge-medium {
  background: rgba(56, 189, 248, 0.2);
  color: #7dd3fc;
  border: 1px solid rgba(56, 189, 248, 0.4);
}

.badge-status-viewing {
  background: rgba(37, 211, 102, 0.2);
  color: #86efac;
  border: 1px solid rgba(37, 211, 102, 0.4);
}

.badge-paused {
  background: rgba(245, 158, 11, 0.2);
  color: #fcd34d;
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.badge-bot-active {
  background: rgba(37, 211, 102, 0.15);
  color: #4ade80;
  border: 1px solid rgba(37, 211, 102, 0.3);
}

.bot-control-cell {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: flex-start;
}

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

.btn-success {
  background: #25d366;
  color: #052e16;
  font-weight: 700;
}

.btn-success:hover {
  background: #1ebd5a;
}

.btn-warning {
  background: rgba(245, 158, 11, 0.2);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.btn-warning:hover {
  background: rgba(245, 158, 11, 0.4);
}

/* Simulator */
.simulator-quick-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.quick-btn {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 12px;
  cursor: pointer;
  color: var(--text-muted);
  transition: all 0.2s;
}

.quick-btn:hover {
  background: rgba(37, 211, 102, 0.15);
  color: var(--primary-color);
  border-color: var(--border-accent);
}

.sim-chat-window {
  background: rgba(0,0,0,0.35);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  height: 320px;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 16px;
}

.sim-message {
  display: flex;
  gap: 10px;
  max-width: 80%;
}

.sim-message.user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.sim-avatar {
  font-size: 20px;
}

.sim-bubble {
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--border-color);
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.4;
}

.sim-message.bot .sim-bubble {
  background: rgba(37, 211, 102, 0.12);
  border-color: var(--border-accent);
}

.sim-input-row {
  display: flex;
  gap: 10px;
}

.sim-debug-panel {
  margin-top: 16px;
  background: rgba(0,0,0,0.5);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px;
}

.sim-debug-panel h5 {
  font-size: 12px;
  color: var(--accent-blue);
  margin-bottom: 6px;
}

.sim-debug-panel pre {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  white-space: pre-wrap;
}

.hidden {
  display: none !important;
}

.live-dot-pulse {
  font-size: 11px;
  font-weight: 700;
  color: #ef4444;
  letter-spacing: 1px;
  animation: pulse 1.5s infinite;
}

/* Universal Knowledge Base & Document Manager Styles */
.doc-header-actions {
  display: flex;
  gap: 10px;
}

.doc-manager-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 20px;
}

@media (max-width: 850px) {
  .doc-manager-grid {
    grid-template-columns: 1fr;
  }
}

.doc-sidebar {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 600px;
}

.doc-sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-color);
}

.doc-sidebar-header h4 {
  font-size: 14px;
  font-weight: 700;
}

.doc-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
  padding-right: 4px;
}

.doc-item {
  padding: 12px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.doc-item:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.18);
}

.doc-item.selected {
  background: rgba(56, 189, 248, 0.12);
  border-color: var(--accent-blue);
}

.doc-item.active-kb {
  border-left: 4px solid var(--primary-color);
}

.doc-item-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.doc-item-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: var(--text-subtle);
}

.badge-active-kb {
  background: rgba(37, 211, 102, 0.2);
  color: #4ade80;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
}

.doc-editor {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.doc-form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.editor-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.doc-textarea {
  min-height: 380px;
  font-family: inherit;
  font-size: 14px;
  line-height: 1.6;
  resize: vertical;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 14px;
  color: var(--text-main);
}

.doc-textarea:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(37, 211, 102, 0.2);
}

.doc-bottom-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 10px;
  border-top: 1px solid var(--border-color);
}

.doc-active-toggle-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  cursor: pointer;
  color: var(--text-main);
}

.doc-active-toggle-label input {
  width: 16px;
  height: 16px;
  accent-color: var(--primary-color);
  cursor: pointer;
}

/* Language Switcher Ribbon */
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 3px 8px;
}

.lang-globe {
  font-size: 13px;
  margin-right: 2px;
}

.lang-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 6px;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-btn:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.1);
}

.lang-btn.active {
  color: #052e16;
  background: var(--primary-color);
}

/* User Session Pill */
.user-session-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-color);
  padding: 5px 10px;
  border-radius: 20px;
  font-size: 12px;
}

.user-session-pill .key-text {
  font-family: var(--font-mono);
  color: var(--accent-blue);
  max-width: 110px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Auth Modal Styles */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.modal-card {
  width: 100%;
  max-width: 440px;
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  animation: modalPop 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalPop {
  from {
    opacity: 0;
    transform: scale(0.92) translateY(10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-header {
  text-align: center;
  margin-bottom: 24px;
}

.modal-icon {
  font-size: 40px;
  margin-bottom: 12px;
}

.modal-header h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}

.modal-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

.modal-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.btn-block {
  width: 100%;
}

.modal-footer-links a:hover {
  text-decoration: underline !important;
  opacity: 0.9;
}

.auth-status-box {
  transition: all 0.3s ease;
  word-break: break-word;
}

/* =======================================================
   RESPONSIVE & MOBILE DESIGN (iOS & Android Optimized)
   ======================================================= */

@media (max-width: 860px) {
  html, body {
    overflow-x: hidden !important;
    width: 100% !important;
    max-width: 100vw !important;
  }

  body {
    padding: 10px 8px !important;
  }

  .app-container {
    width: 100% !important;
    max-width: 100% !important;
    overflow-x: hidden !important;
  }

  /* Navbar Mobile Layout: Stacks cleanly with zero horizontal overflow */
  .navbar {
    flex-direction: column !important;
    align-items: stretch !important;
    padding: 12px 14px !important;
    gap: 12px !important;
    margin-bottom: 12px !important;
    border-radius: var(--radius-md) !important;
  }

  .brand {
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    gap: 8px !important;
    width: 100% !important;
  }

  .brand-icon {
    font-size: 24px !important;
    flex-shrink: 0 !important;
  }

  .brand-text {
    min-width: 0 !important;
    flex: 1 !important;
  }

  .brand-text h1,
  .brand-title {
    display: flex !important;
    align-items: center !important;
    flex-wrap: wrap !important;
    gap: 6px !important;
    font-size: 14px !important;
    line-height: 1.2 !important;
  }

  .brand-name {
    font-size: 14px !important;
    word-break: break-all !important;
  }

  .brand-version {
    font-size: 11px !important;
    padding: 2px 6px !important;
    flex-shrink: 0 !important;
  }

  /* Nav Controls: Wrapped multi-item layout */
  .nav-controls {
    display: flex !important;
    flex-wrap: wrap !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 8px !important;
    width: 100% !important;
    padding-top: 10px !important;
    border-top: 1px solid rgba(255, 255, 255, 0.08) !important;
  }

  .lang-switch {
    padding: 3px 6px !important;
    gap: 3px !important;
  }

  .lang-btn {
    padding: 3px 6px !important;
    font-size: 11px !important;
  }

  .connection-pill {
    padding: 4px 10px !important;
    font-size: 11px !important;
    gap: 6px !important;
  }

  .toggle-wrapper {
    gap: 6px !important;
  }

  .switch {
    width: 36px !important;
    height: 20px !important;
  }

  .slider:before {
    height: 14px !important;
    width: 14px !important;
    left: 3px !important;
    bottom: 3px !important;
  }

  input:checked + .slider:before {
    transform: translateX(16px) !important;
  }

  .toggle-label {
    font-size: 11px !important;
  }

  .user-session-pill {
    padding: 4px 8px !important;
    font-size: 11px !important;
    max-width: 180px !important;
  }

  .key-text {
    max-width: 80px !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
    font-size: 11px !important;
  }

  .btn-xs {
    padding: 2px 6px !important;
    font-size: 10px !important;
  }

  #btn-reconnect {
    padding: 4px 8px !important;
    font-size: 11px !important;
  }

  /* Nav Tabs: 4-column balanced grid */
  .nav-tabs {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 6px !important;
    margin-bottom: 12px !important;
    width: 100% !important;
    overflow-x: hidden !important;
  }

  .tab-btn {
    padding: 8px 4px !important;
    font-size: 12px !important;
    justify-content: center !important;
    text-align: center !important;
    gap: 4px !important;
  }

  .tab-badge {
    padding: 1px 5px !important;
    font-size: 10px !important;
  }

  /* Cards */
  .card {
    padding: 14px 12px !important;
    border-radius: var(--radius-md) !important;
    margin-bottom: 12px !important;
    overflow: hidden !important;
  }

  .card-header {
    flex-wrap: wrap !important;
    gap: 8px !important;
    margin-bottom: 12px !important;
    padding-bottom: 10px !important;
  }

  .card-header h3 {
    font-size: 15px !important;
  }

  .grid-2col {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }

  /* QR Box in Connect tab */
  .qr-container {
    width: 100% !important;
  }

  .qr-box {
    width: 220px !important;
    height: 220px !important;
    min-height: 220px !important;
    padding: 12px !important;
  }

  .qr-box img {
    width: 180px !important;
    height: 180px !important;
  }

  /* Mini Stats */
  .stats-mini-row {
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 6px !important;
    margin-bottom: 12px !important;
  }

  .mini-stat {
    padding: 8px 4px !important;
  }

  .stat-number {
    font-size: 18px !important;
  }

  .stat-title {
    font-size: 10px !important;
  }

  /* Data Tab Document Manager */
  .doc-header-actions {
    display: flex !important;
    gap: 6px !important;
    width: 100% !important;
  }

  .doc-header-actions .btn {
    flex: 1 !important;
    padding: 8px 6px !important;
    font-size: 12px !important;
    justify-content: center !important;
  }

  .doc-manager-grid {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }

  .doc-sidebar {
    padding: 12px !important;
    max-height: 240px !important;
  }

  .doc-editor {
    padding: 14px 12px !important;
    gap: 12px !important;
  }

  .doc-textarea {
    min-height: 220px !important;
    font-size: 13px !important;
  }

  /* Simulator */
  .sim-chat-window {
    height: 260px !important;
    padding: 12px !important;
  }

  .sim-message {
    max-width: 90% !important;
  }

  .sim-input-row {
    gap: 6px !important;
  }

  .sim-input-row .form-input {
    font-size: 13px !important;
  }

  .sim-input-row .btn {
    padding: 8px 12px !important;
    font-size: 12px !important;
    white-space: nowrap !important;
  }

  /* Leads Table */
  .leads-table th, .leads-table td {
    padding: 8px 6px !important;
    font-size: 11px !important;
    white-space: nowrap !important;
  }

  /* Modal */
  .modal-card {
    width: 94% !important;
    max-width: 95vw !important;
    padding: 20px 16px !important;
    margin: 0 auto !important;
  }
}

@media (max-width: 480px) {
  .nav-controls {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 8px !important;
  }

  .lang-switch {
    grid-column: 1 / 2 !important;
    justify-content: center !important;
  }

  #btn-reconnect {
    grid-column: 2 / 3 !important;
    justify-content: center !important;
  }

  .connection-pill {
    grid-column: 1 / 2 !important;
    justify-content: center !important;
  }

  .toggle-wrapper {
    grid-column: 2 / 3 !important;
    justify-content: center !important;
  }

  .user-session-pill {
    grid-column: 1 / -1 !important;
    justify-content: center !important;
    max-width: 100% !important;
  }
}