:root {
  /* Premium Dark Theme Color System (HSL) */
  --bg-main: hsl(222, 25%, 10%);
  --bg-sidebar: hsl(222, 28%, 8%);
  --bg-card: hsl(222, 25%, 14%);
  --bg-input: hsl(222, 25%, 18%);
  --border-color: hsl(222, 20%, 20%);
  --border-light: hsl(222, 20%, 24%);

  --primary: hsl(263, 85%, 64%);
  --primary-hover: hsl(263, 85%, 58%);
  --primary-glow: hsla(263, 85%, 64%, 0.15);
  --primary-glow-heavy: hsla(263, 85%, 64%, 0.4);

  --text-main: hsl(210, 20%, 98%);
  --text-muted: hsl(218, 12%, 68%);
  --text-dark: hsl(218, 12%, 45%);

  --success: hsl(142, 76%, 45%);
  --success-glow: hsla(142, 76%, 45%, 0.15);
  
  --warning: hsl(38, 92%, 50%);
  --warning-glow: hsla(38, 92%, 50%, 0.15);

  --error: hsl(354, 84%, 57%);
  --error-glow: hsla(354, 84%, 57%, 0.15);

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --border-radius-lg: 16px;
  --border-radius-md: 10px;
  --border-radius-sm: 6px;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-main);
  overflow: hidden;
  height: 100vh;
  width: 100vw;
  -webkit-font-smoothing: antialiased;
}

/* Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--border-light);
}

/* Input Fields & Form controls */
input, textarea, select {
  font-family: var(--font-sans);
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  color: var(--text-main);
  padding: 12px 16px;
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition-smooth);
  width: 100%;
}
input:focus, textarea:focus, select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

label {
  display: block;
  margin-bottom: 8px;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Alert Boxes */
.error-alert, .success-alert {
  padding: 12px 16px;
  border-radius: var(--border-radius-md);
  font-size: 0.9rem;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
}
.error-alert {
  background-color: var(--error-glow);
  color: var(--error);
  border: 1px solid hsla(354, 84%, 57%, 0.3);
}
.success-alert {
  background-color: var(--success-glow);
  color: var(--success);
  border: 1px solid hsla(142, 76%, 45%, 0.3);
}
.hidden {
  display: none !important;
}

/* Buttons */
.btn {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 20px;
  border-radius: var(--border-radius-md);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition-smooth);
}
.btn-primary {
  background-color: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px var(--primary-glow-heavy);
}
.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
}
.btn-success {
  background-color: var(--success);
  color: #fff;
  box-shadow: 0 4px 14px var(--success-glow);
}
.btn-success:hover {
  background-color: hsl(142, 76%, 38%);
  transform: translateY(-1px);
}
.btn-secondary {
  background-color: var(--bg-input);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}
.btn-secondary:hover {
  background-color: var(--border-color);
}
.btn-danger {
  background-color: var(--error);
  color: #fff;
  box-shadow: 0 4px 14px var(--error-glow);
}
.btn-danger:hover {
  background-color: hsl(354, 84%, 50%);
  transform: translateY(-1px);
}
.btn-sm {
  font-size: 0.8rem;
  padding: 6px 12px;
  border-radius: var(--border-radius-sm);
}
.btn-block {
  width: 100%;
}
.btn-round {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  padding: 0;
  flex-shrink: 0;
}

/* LOGIN CONTAINER styling */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  width: 100vw;
  background: radial-gradient(circle at 10% 20%, hsl(263, 60%, 15%) 0%, var(--bg-main) 90%);
}
.login-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 40px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(8px);
  animation: slideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.login-header {
  text-align: center;
  margin-bottom: 30px;
}
.logo-badge {
  background: linear-gradient(135deg, var(--primary) 0%, hsl(280, 85%, 60%) 100%);
  color: #fff;
  font-weight: 800;
  font-size: 1.5rem;
  width: 60px;
  height: 60px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: 0 8px 16px var(--primary-glow-heavy);
}
.login-header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.login-header p {
  color: var(--text-muted);
  font-size: 0.9rem;
}
.form-group {
  margin-bottom: 20px;
}

/* DASHBOARD MAIN LAYOUT */
.app-container {
  display: flex;
  height: 100vh;
  width: 100vw;
}

/* MAIN SIDEBAR */
.sidebar-main {
  width: 260px;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  padding: 24px;
  flex-shrink: 0;
}
.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 40px;
}
.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary) 0%, hsl(280, 85%, 60%) 100%);
  border-radius: var(--border-radius-md);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
}
.logo-text {
  font-weight: 700;
  font-size: 1.25rem;
}
.logo-text span {
  color: var(--primary);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-grow: 1;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 12px 16px;
  border-radius: var(--border-radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
  width: 100%;
  text-align: left;
}
.nav-item:hover {
  color: var(--text-main);
  background-color: var(--bg-card);
}
.nav-item.active {
  color: #fff;
  background-color: var(--primary);
  box-shadow: 0 4px 12px var(--primary-glow-heavy);
}
.nav-item svg {
  width: 20px;
  height: 20px;
}

.sidebar-footer {
  border-top: 1px solid var(--border-color);
  padding-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.agent-profile {
  display: flex;
  align-items: center;
  gap: 12px;
}
.agent-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
}
.agent-details h4 {
  font-size: 0.9rem;
  font-weight: 600;
}
.agent-role {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Online/Offline Status Switcher */
.agent-status-toggle {
  display: flex;
  align-items: center;
  gap: 12px;
  background-color: var(--bg-card);
  padding: 8px 12px;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--border-color);
}
.status-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 22px;
  margin-bottom: 0;
}
.status-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--border-light);
  transition: .4s;
  border-radius: 34px;
}
.slider:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
}
input:checked + .slider {
  background-color: var(--success);
}
input:checked + .slider:before {
  transform: translateX(22px);
}
.status-text {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.btn-logout {
  background: transparent;
  color: var(--error);
  justify-content: flex-start;
  padding: 10px 16px;
}
.btn-logout:hover {
  background: var(--error-glow);
}

/* MAIN CONTENT AREA CONTAINER */
.main-content {
  flex-grow: 1;
  height: 100vh;
  display: flex;
  flex-direction: column;
}
.tab-panel {
  display: none;
  height: 100%;
  width: 100%;
}
.tab-panel.active {
  display: flex;
  flex-direction: column;
}

/* CHATS TAB LAYOUT */
.chat-layout {
  display: flex;
  height: 100%;
  width: 100%;
}

/* Sub-sidebar for conversations list */
.conversation-sidebar {
  width: 320px;
  background-color: var(--bg-card);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}
.panel-header {
  padding: 24px;
  border-bottom: 1px solid var(--border-color);
}
.panel-header h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 16px;
}
.chat-search {
  position: relative;
}
.chat-search svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-dark);
}
.chat-search input {
  padding-left: 36px;
  font-size: 0.85rem;
  border-radius: var(--border-radius-md);
}

.conversation-lists {
  flex-grow: 1;
  overflow-y: auto;
  padding: 16px 8px;
}
.section-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 16px 12px 8px;
}
.list-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.empty-state-list {
  color: var(--text-dark);
  font-size: 0.8rem;
  padding: 12px;
  text-align: center;
  font-style: italic;
}

/* Single Conversation List Item Card */
.chat-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: var(--transition-smooth);
  position: relative;
}
.chat-item:hover {
  background-color: var(--border-color);
}
.chat-item.selected {
  background-color: var(--bg-input);
  box-shadow: inset 3px 0 0 var(--primary);
}
.chat-item-avatar {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background-color: var(--border-light);
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
  flex-shrink: 0;
  transition: var(--transition-smooth);
}
.chat-item.selected .chat-item-avatar {
  background-color: var(--primary);
  color: white;
}
.chat-item-info {
  flex-grow: 1;
  min-width: 0;
}
.chat-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}
.chat-item-title {
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.chat-item-time {
  font-size: 0.75rem;
  color: var(--text-dark);
}
.chat-item-preview {
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.chat-item-unread {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--primary);
  position: absolute;
  right: 12px;
  bottom: 16px;
  box-shadow: 0 0 6px var(--primary);
}

/* Chat Main Panel Window */
.chat-window {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-main);
  height: 100%;
}
.chat-header {
  min-height: 72px;
  border-bottom: 1px solid var(--border-color);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  background-color: var(--bg-card);
  flex-wrap: wrap;
  gap: 12px;
}
.visitor-meta-brief {
  display: flex;
  align-items: center;
  gap: 12px;
}
.visitor-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--primary-glow-heavy);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}
.visitor-meta-brief h3 {
  font-size: 1rem;
  font-weight: 700;
}
.visitor-meta-brief span {
  font-size: 0.75rem;
  color: var(--text-muted);
}
.chat-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.status-tag {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
}
.tag-active {
  background-color: var(--success-glow);
  color: var(--success);
  border: 1px solid hsla(142, 76%, 45%, 0.3);
}
.tag-bot {
  background-color: var(--warning-glow);
  color: var(--warning);
  border: 1px solid hsla(38, 92%, 50%, 0.3);
}
.tag-closed {
  background-color: var(--border-light);
  color: var(--text-muted);
  border: 1px solid var(--border-color);
}

.chat-messages-container {
  flex-grow: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
}
.empty-chat-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: auto;
  text-align: center;
  max-width: 340px;
}
.empty-chat-state svg.large-icon {
  width: 64px;
  height: 64px;
  color: var(--border-light);
  margin-bottom: 16px;
}
.empty-chat-state h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}
.empty-chat-state p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.messages-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Chat bubble styling */
.message-bubble-row {
  display: flex;
  width: 100%;
}
.message-bubble-row.visitor {
  justify-content: flex-start;
}
.message-bubble-row.agent, .message-bubble-row.bot {
  justify-content: flex-end;
}
.message-bubble {
  max-width: 60%;
  padding: 12px 18px;
  border-radius: var(--border-radius-lg);
  font-size: 0.95rem;
  line-height: 1.5;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  word-wrap: break-word;
}
.visitor .message-bubble {
  background-color: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-bottom-left-radius: 4px;
}
.agent .message-bubble {
  background-color: var(--primary);
  color: white;
  border-bottom-right-radius: 4px;
  box-shadow: 0 4px 10px var(--primary-glow);
}
.bot .message-bubble {
  background: linear-gradient(135deg, hsl(230, 80%, 60%) 0%, var(--primary) 100%);
  color: white;
  border-bottom-right-radius: 4px;
  box-shadow: 0 4px 10px var(--primary-glow);
}
.system-msg {
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-dark);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 8px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.system-msg::before, .system-msg::after {
  content: "";
  height: 1px;
  background-color: var(--border-color);
  flex-grow: 1;
}

/* Typing indicator bubble */
.typing-indicator-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
}
.typing-bubble {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 10px 16px;
  width: 54px;
  height: 32px;
}
.typing-bubble span {
  display: block;
  width: 6px;
  height: 6px;
  background-color: var(--text-muted);
  border-radius: 50%;
  animation: typingBounce 1.4s infinite ease-in-out both;
}
.typing-bubble span:nth-child(1) { animation-delay: -0.32s; }
.typing-bubble span:nth-child(2) { animation-delay: -0.16s; }

.typing-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.chat-input-area {
  padding: 24px;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-card);
  flex-shrink: 0;
}
.chat-composer-form {
  display: flex;
  gap: 12px;
  align-items: center;
}
.chat-composer-form input {
  flex-grow: 1;
  background-color: var(--bg-main);
  border-radius: 24px;
  padding: 12px 24px;
}

/* Visitor detailed sidebar */
.visitor-details-sidebar {
  width: 280px;
  background-color: var(--bg-sidebar);
  border-left: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}
.detail-section {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
}
.detail-section h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-dark);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}
.detail-item {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  align-items: flex-start;
}
.detail-item svg {
  width: 18px;
  height: 18px;
  color: var(--text-muted);
  flex-shrink: 0;
  margin-top: 2px;
}
.detail-item label {
  font-size: 0.75rem;
  color: var(--text-dark);
  text-transform: none;
  letter-spacing: 0;
  margin-bottom: 2px;
}
.detail-item span, .detail-item a {
  font-size: 0.85rem;
  color: var(--text-main);
  word-break: break-all;
}
.detail-item a {
  color: var(--primary);
  text-decoration: none;
}
.detail-item a:hover {
  text-decoration: underline;
}

/* SHARED TAB SCROLL VIEW */
.tab-scroll-container {
  flex-grow: 1;
  overflow-y: auto;
  padding: 40px;
}
.panel-hero {
  margin-bottom: 40px;
  max-width: 800px;
}
.panel-hero h1 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 12px;
  background: linear-gradient(to right, white, var(--text-muted));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.panel-hero p {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.6;
}

/* KNOWLEDGE BASE STYLING */
.kb-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}
.kb-form-card, .kb-inventory-card, .settings-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 32px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}
.kb-form-card h3, .kb-inventory-card h3, .settings-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 24px;
}
.kb-list-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.empty-inventory {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
}
.empty-inventory svg {
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  color: var(--border-light);
}

.kb-item-card {
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.kb-item-meta h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.kb-item-meta span {
  font-size: 0.8rem;
  color: var(--text-muted);
}
.btn-delete-kb {
  background-color: transparent;
  color: var(--text-muted);
  border: none;
  cursor: pointer;
  transition: var(--transition-smooth);
}
.btn-delete-kb:hover {
  color: var(--error);
}

/* SETTINGS STYLE */
.settings-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  max-width: 800px;
}
.settings-card-header {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 24px;
  margin-bottom: 24px;
}
.card-icon {
  width: 48px;
  height: 48px;
  background-color: var(--primary-glow);
  color: var(--primary);
  border-radius: var(--border-radius-md);
  padding: 12px;
}
.settings-card-header h3 {
  margin-bottom: 4px !important;
}
.settings-card-header p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.settings-toggle-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--bg-input);
  padding: 20px;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--border-color);
  margin-bottom: 24px;
}
.toggle-heading {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-main);
  text-transform: none;
  letter-spacing: 0;
  margin-bottom: 4px;
}
.toggle-description {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
}

.select-days-group {
  margin-bottom: 32px;
}
.day-checkbox-grid {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.day-checkbox {
  position: relative;
  cursor: pointer;
  margin-bottom: 0;
  text-transform: none;
  letter-spacing: 0;
}
.day-checkbox input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}
.day-checkbox span {
  display: block;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: var(--border-radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  text-align: center;
  transition: var(--transition-smooth);
}
.day-checkbox:hover span {
  border-color: var(--border-light);
  color: var(--text-main);
}
.day-checkbox input:checked + span {
  background-color: var(--primary);
  border-color: var(--primary);
  color: white;
  box-shadow: 0 4px 10px var(--primary-glow);
}
.day-checkbox.bg-weekend input:not(:checked) + span {
  background-color: hsl(222, 25%, 11%);
  color: var(--text-dark);
}

.settings-form-footer {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 20px;
  border-top: 1px solid var(--border-color);
  padding-top: 24px;
}

/* Animations */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes typingBounce {
  0%, 80%, 100% { transform: scale(0); }
  40% { transform: scale(1.0); }
}

/* Alarm Notification System */
.panel-header-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  width: 100%;
}
.panel-header-title-row h2 {
  margin-bottom: 0 !important;
}
.btn-stop-alarm {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  animation: pulse-red 1.2s infinite alternate;
  box-shadow: 0 0 10px rgba(239, 68, 68, 0.4);
}
@keyframes pulse-red {
  0% {
    transform: scale(1);
    box-shadow: 0 0 8px rgba(239, 68, 68, 0.4);
  }
  100% {
    transform: scale(1.05);
    box-shadow: 0 0 16px rgba(239, 68, 68, 0.8);
  }
}

/* Responsive Layouts & Desktop Overrides */
.btn-back-list {
  display: none;
}

@media (max-width: 1280px) {
  .visitor-details-sidebar {
    display: none !important; /* Hide details sidebar on smaller screens to save space */
  }
}

@media (max-width: 768px) {
  .app-container {
    flex-direction: column;
  }
  
  /* Sidebar to Bottom Nav Bar conversion */
  .sidebar-main {
    width: 100% !important;
    height: 72px !important;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    flex-direction: row !important;
    padding: 0 12px !important;
    border-right: none !important;
    border-top: 1px solid var(--border-color);
    z-index: 1000;
    justify-content: space-between;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
    background-color: var(--bg-main) !important;
  }
  .sidebar-logo {
    display: none !important;
  }
  .sidebar-nav {
    flex-direction: row !important;
    width: 100%;
    justify-content: space-around;
    gap: 0 !important;
    margin: 0 !important;
  }
  .sidebar-nav .nav-item {
    flex-direction: column !important;
    align-items: center;
    justify-content: center;
    padding: 8px 12px !important;
    font-size: 0.65rem !important;
    gap: 4px !important;
    width: auto !important;
  }
  .sidebar-nav .nav-item svg {
    margin-right: 0 !important;
    width: 20px;
    height: 20px;
  }
  .sidebar-footer {
    display: none !important; /* Hide profile and logout to fit navbar */
  }
  
  .main-content {
    height: calc(100vh - 72px) !important;
    width: 100% !important;
    padding-bottom: 0 !important;
  }
  
  /* Chats Screen toggling */
  .chat-layout {
    position: relative;
    width: 100%;
    height: 100%;
  }
  .conversation-sidebar {
    width: 100% !important;
    height: 100%;
    display: block;
  }
  .chat-window {
    width: 100% !important;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    z-index: 100;
  }
  
  /* Back Button styling */
  .btn-back-list {
    display: flex !important;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-main);
    padding: 6px;
    margin-right: 12px;
    cursor: pointer;
    border-radius: 50%;
    transition: var(--transition-smooth);
  }
  .btn-back-list:hover {
    background-color: var(--border-light);
  }
  .btn-back-list svg {
    width: 24px;
    height: 24px;
  }
  
  /* Show only list if no active chat, show chat window if active chat */
  .chat-layout.has-active-chat .conversation-sidebar {
    display: none !important;
  }
  .chat-layout:not(.has-active-chat) .chat-window {
    display: none !important;
  }
}

/* Light Mode Appearance */
body.light-theme {
  --bg-main: hsl(210, 20%, 96%);
  --bg-sidebar: hsl(210, 20%, 90%);
  --bg-card: hsl(0, 0%, 100%);
  --bg-input: hsl(210, 20%, 93%);
  --border-color: hsl(210, 14%, 88%);
  --border-light: hsl(210, 14%, 82%);
  
  --text-main: hsl(222, 47%, 12%);
  --text-muted: hsl(218, 12%, 40%);
  --text-dark: hsl(218, 10%, 55%);
}

/* Project Selector */
.project-selector-wrapper {
  display: flex;
  gap: 8px;
  /* padding: 0 16px; */
  margin-bottom: 20px;
  align-items: center;
  width: 100%;
  box-sizing: border-box;
}
.project-select-container {
  display: flex;
  align-items: center;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 6px 12px;
  flex-grow: 1;
  gap: 8px;
}
.project-select-container svg {
  width: 16px;
  height: 16px;
  color: var(--primary);
}
.project-select {
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 0.85rem;
  font-weight: 600;
  outline: none;
  width: 100%;
  cursor: pointer;
}
.project-select option {
  background-color: var(--bg-card);
  color: var(--text-main);
}
.btn-create-project {
  background-color: var(--primary);
  border: none;
  color: white;
  width: 32px;
  height: 32px;
  border-radius: var(--border-radius-md);
  font-size: 1.2rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
  flex-shrink: 0;
}
.btn-create-project:hover {
  background-color: var(--primary-hover);
  transform: scale(1.05);
}

/* Analytics Dashboard */
.dashboard-container {
  padding: 24px;
  overflow-y: auto;
  height: 100%;
  box-sizing: border-box;
}
.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 16px;
}
.dashboard-header h2 {
  margin-bottom: 4px;
}
.dashboard-header p {
  color: var(--text-muted);
  font-size: 0.85rem;
}
.dashboard-toggle-group {
  display: flex;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 4px;
}
.dashboard-toggle-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition-fast);
}
.dashboard-toggle-btn.active {
  background-color: var(--primary);
  color: white;
}
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}
.stat-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}
.stat-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.stat-icon-wrapper svg {
  width: 24px;
  height: 24px;
}
.stat-icon-wrapper.active-customers {
  background-color: rgba(16, 185, 129, 0.1);
  color: hsl(142, 70%, 50%);
}
.stat-icon-wrapper.total-visits {
  background-color: rgba(59, 130, 246, 0.1);
  color: hsl(217, 91%, 60%);
}
.stat-icon-wrapper.total-chats {
  background-color: rgba(139, 92, 246, 0.1);
  color: hsl(263, 85%, 64%);
}
.stat-info label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.stat-info h3 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-top: 4px;
  color: var(--text-main);
}
.chart-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 24px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}
.chart-card h3 {
  margin-bottom: 24px;
  font-size: 1.1rem;
}
.chart-container {
  height: 250px;
  display: flex;
  align-items: flex-end;
  gap: 12px;
  padding-top: 20px;
  border-bottom: 2px solid var(--border-color);
  position: relative;
}
.chart-bar-wrapper {
  flex-grow: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
}
.chart-bar {
  width: 100%;
  max-width: 40px;
  background: linear-gradient(180deg, var(--primary) 0%, var(--primary-hover) 100%);
  border-radius: 4px 4px 0 0;
  position: relative;
  min-height: 4px;
  transition: height 0.5s ease-out;
  cursor: pointer;
}
.chart-bar:hover {
  background: var(--primary-hover);
  box-shadow: 0 0 12px hsla(263, 85%, 64%, 0.4);
}
.chart-bar-tooltip {
  position: absolute;
  top: -30px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--bg-main);
  color: var(--text-main);
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 700;
  border: 1px solid var(--border-color);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-fast);
}
.chart-bar:hover .chart-bar-tooltip {
  opacity: 1;
}
.chart-bar-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Dashboard Grid Layout (Two Column matching Tawk.to) */
.dashboard-layout-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  margin-top: 24px;
}
@media (max-width: 1200px) {
  .dashboard-layout-grid {
    grid-template-columns: 1fr;
  }
}
.dashboard-left-column {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.dashboard-right-column {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Live Indicators */
.live-visitors-chart-card {
  position: relative;
}
.chart-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}
.chart-header-left {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-main);
}
.chart-header-left svg {
  width: 20px;
  height: 20px;
  color: var(--primary);
}
.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--success-glow);
  color: var(--success);
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}
.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--success);
  border-radius: 50%;
  animation: pulse-ring 1.5s infinite;
}
@keyframes pulse-ring {
  0% { transform: scale(0.9); opacity: 1; }
  50% { transform: scale(1.2); opacity: 0.5; }
  100% { transform: scale(0.9); opacity: 1; }
}

/* History Table Styling */
.table-responsive {
  overflow-x: auto;
}
.dashboard-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}
.dashboard-table th {
  padding: 12px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-dark);
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 700;
}
.dashboard-table td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.85rem;
  color: var(--text-main);
}
.dashboard-table tbody tr:hover {
  background-color: var(--bg-input);
}
.dashboard-table a {
  color: var(--primary);
  text-decoration: none;
}
.dashboard-table a:hover {
  text-decoration: underline;
}

/* Metrics Cards (Tawk.to Style) */
.dashboard-metric-box {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 20px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: var(--transition-smooth);
}
.dashboard-metric-box:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(0,0,0,0.15);
}
.metric-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.metric-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.metric-period {
  font-size: 0.75rem;
  color: var(--text-dark);
}
.metric-value-row {
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.metric-value-row h2 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-main);
}
.metric-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
}
.metric-badge.trend-up {
  background-color: var(--success-glow);
  color: var(--success);
}
.metric-badge.trend-down {
  background-color: var(--error-glow);
  color: var(--error);
}
.metric-caption {
  font-size: 0.75rem;
  color: var(--text-muted);
}
.metric-sub-stats {
  display: flex;
  gap: 16px;
  border-top: 1px solid var(--border-color);
  padding-top: 12px;
}
.metric-sub-stats div {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex-grow: 1;
}
.metric-sub-stats label {
  margin-bottom: 0;
  font-size: 0.7rem;
}
.metric-sub-stats span {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-main);
}

/* Premium AI Banner Card */
.dashboard-ai-banner {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  padding: 24px;
}
.ai-banner-gradient-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, hsla(263, 85%, 64%, 0.15) 0%, hsla(142, 76%, 45%, 0.05) 100%);
  z-index: 1;
}
.ai-banner-content {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.ai-icon-wrapper {
  width: 44px;
  height: 44px;
  background-color: var(--primary-glow-heavy);
  color: var(--primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.ai-icon-wrapper svg {
  width: 20px;
  height: 20px;
}
.ai-banner-text h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}
.ai-banner-text p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 12px;
}
.ai-banner-link {
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
  text-decoration: none;
}
.ai-banner-link:hover {
  text-decoration: underline;
}

/* Onboarding Project Modal Overlay styling */
.onboarding-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(15, 17, 26, 0.95);
  backdrop-filter: blur(8px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.3s ease;
}
body.light-theme .onboarding-overlay {
  background-color: rgba(240, 242, 245, 0.95);
}
.onboarding-overlay.hidden {
  display: none !important;
}
.onboarding-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 40px;
  width: 100%;
  max-width: 480px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  text-align: center;
}
.onboarding-header {
  margin-bottom: 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.onboarding-header h1 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-top: 16px;
  margin-bottom: 8px;
  color: var(--text-main);
}
.onboarding-header p {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.5;
}
.onboarding-form {
  text-align: left;
}
.btn-block {
  width: 100%;
  justify-content: center;
}

/* Copy Code Snippet Card */
.copy-code-container {
  display: flex;
  gap: 12px;
  align-items: stretch;
  margin-top: 10px;
}
.code-snippet-box {
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 12px 16px;
  flex-grow: 1;
  overflow-x: auto;
  font-family: monospace;
  font-size: 0.85rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  margin: 0;
}
.code-snippet-box code {
  white-space: nowrap;
}
.btn-copy-code {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
}

/* Unread message badge on chat items */
.chat-unread-badge {
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  border-radius: 10px;
  background-color: var(--primary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-left: auto;
  animation: badgePop 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes badgePop {
  0% { transform: scale(0); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

/* Toast slide-in animation */
@keyframes slideInToast {
  from { transform: translateX(120%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}