/* WhatsApp-style Theme for WA Tabs Live Companion */
:root {
  --bg-app: #111b21;
  --bg-sidebar: #111b21;
  --bg-header: #202c33;
  --bg-chat: #0b141a;
  --bg-chat-bar: #202c33;
  --bg-bubble-in: #202c33;
  --bg-bubble-out: #005c4b;
  --bg-bubble-bot: #0a4d40;
  --text-primary: #e9edef;
  --text-secondary: #8696a0;
  --text-muted: #667781;
  --accent-green: #00a884;
  --accent-green-hover: #06cf9c;
  --border-color: #222e35;
  --unread-badge: #25d366;
  --danger-color: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.15);
  --warning-color: #f59e0b;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

[data-theme="light"] {
  --bg-app: #f0f2f5;
  --bg-sidebar: #ffffff;
  --bg-header: #f0f2f5;
  --bg-chat: #efeae2;
  --bg-chat-bar: #f0f2f5;
  --bg-bubble-in: #ffffff;
  --bg-bubble-out: #d9fdd3;
  --bg-bubble-bot: #cbf5cb;
  --text-primary: #111b21;
  --text-secondary: #667781;
  --text-muted: #8696a0;
  --accent-green: #00a884;
  --accent-green-hover: #008f6f;
  --border-color: #e9edef;
  --unread-badge: #25d366;
  --danger-color: #dc2626;
  --danger-bg: rgba(220, 38, 38, 0.1);
  --warning-color: #d97706;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  height: 100%;
  width: 100%;
  overflow: hidden;
  font-family: var(--font-family);
  background-color: var(--bg-app);
  color: var(--text-primary);
  user-select: none;
  -webkit-user-select: none;
}

/* App Container */
.app-container {
  display: flex;
  height: 100vh;
  height: 100dvh;
  width: 100vw;
  overflow: hidden;
  position: relative;
}

/* Sidebar / Chat List */
.sidebar {
  width: 380px;
  min-width: 320px;
  height: 100%;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  z-index: 10;
  transition: transform 0.25s cubic-bezier(0.1, 0.9, 0.2, 1);
}

.sidebar-header {
  height: 60px;
  padding: 10px 16px;
  background: var(--bg-header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.sidebar-title .logo-icon {
  width: 32px;
  height: 32px;
  background: var(--accent-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
}

.connection-badge {
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 12px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}
.connection-badge.connected {
  background: rgba(37, 211, 102, 0.15);
  color: #25d366;
  border: 1px solid rgba(37, 211, 102, 0.3);
}
.connection-badge.connecting {
  background: rgba(245, 158, 11, 0.15);
  color: #f59e0b;
  border: 1px solid rgba(245, 158, 11, 0.3);
}
.connection-badge.disconnected {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-icon {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 17px;
}

.btn-icon:hover, .btn-icon:active {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

/* Support Case Filter Tabs */
.case-tabs-container {
  display: flex;
  padding: 8px 12px 4px 12px;
  background: var(--bg-sidebar);
  gap: 8px;
}

.case-tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 10px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.case-tab.active {
  background: rgba(0, 168, 132, 0.15);
  border-color: var(--accent-green);
  color: var(--text-primary);
  font-weight: 600;
}

.case-dot-red {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #ef4444;
  animation: pulse-red 2s infinite;
}

@keyframes pulse-red {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.case-count {
  font-size: 11px;
  padding: 1px 6px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.case-tab.active .case-count {
  background: var(--accent-green);
  color: #fff;
}

/* Resolve Button in header */
.btn-resolve-case {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 20px;
  border: 1px solid rgba(37, 211, 102, 0.3);
  background: rgba(37, 211, 102, 0.1);
  color: #25d366;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-resolve-case:hover {
  background: rgba(37, 211, 102, 0.25);
}

.btn-resolve-case.resolved {
  opacity: 0.6;
  background: transparent;
  border-color: var(--border-color);
  color: var(--text-secondary);
}

/* Support Case Card inside Chat Messages */
.support-case-card {
  margin: 12px auto;
  max-width: 90%;
  width: 480px;
  background: var(--bg-header);
  border: 1px solid rgba(0, 168, 132, 0.3);
  border-left: 4px solid var(--accent-green);
  border-radius: 12px;
  padding: 14px 16px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.case-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.case-card-title {
  font-weight: 600;
  font-size: 13px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.case-card-shop {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 10px;
  background: rgba(0, 168, 132, 0.2);
  color: var(--accent-green);
  font-weight: 600;
}

.case-card-body {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.case-card-row {
  margin-top: 4px;
}

.case-card-row strong {
  color: var(--text-primary);
}

/* Search Box */
.search-container {
  padding: 8px 12px;
  background: var(--bg-sidebar);
  border-bottom: 1px solid var(--border-color);
}

.search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-header);
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid transparent;
}

.search-box:focus-within {
  border-color: var(--accent-green);
}

.search-box input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: 0.95rem;
  width: 100%;
}

.search-box input::placeholder {
  color: var(--text-secondary);
}

/* Chat List */
.chat-list {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
}

.chat-item {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  gap: 12px;
  cursor: pointer;
  border-bottom: 1px solid var(--border-color);
  transition: background 0.15s ease;
  position: relative;
}

.chat-item:hover {
  background: rgba(255, 255, 255, 0.05);
}

.chat-item.active {
  background: var(--bg-header);
}

.chat-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #374248;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #dfe5e7;
  font-size: 20px;
  font-weight: bold;
  flex-shrink: 0;
  position: relative;
}

.chat-avatar.has-img {
  background-size: cover;
  background-position: center;
  color: transparent;
}

.chat-avatar .tab-badge {
  position: absolute;
  bottom: -2px;
  right: -2px;
  background: var(--accent-green);
  color: #fff;
  font-size: 9px;
  padding: 1px 4px;
  border-radius: 6px;
  font-weight: bold;
  border: 1.5px solid var(--bg-sidebar);
}

.chat-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.chat-row-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.chat-name {
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.chat-time {
  font-size: 0.75rem;
  color: var(--text-secondary);
  flex-shrink: 0;
}

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

.chat-preview {
  font-size: 0.85rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  padding-right: 8px;
}

.chat-badges {
  display: flex;
  align-items: center;
  gap: 6px;
}

.unread-pill {
  background: var(--unread-badge);
  color: #111b21;
  font-size: 0.75rem;
  font-weight: bold;
  min-width: 20px;
  height: 20px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 5px;
}

.bot-pill {
  font-size: 0.7rem;
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: 500;
}

.bot-pill.active {
  background: rgba(0, 168, 132, 0.2);
  color: var(--accent-green);
}

.bot-pill.paused {
  background: rgba(245, 158, 11, 0.2);
  color: var(--warning-color);
}

/* Chat Main Area */
.chat-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--bg-chat);
  position: relative;
  height: 100%;
}

.empty-chat {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
  color: var(--text-secondary);
}

.empty-icon {
  font-size: 64px;
  margin-bottom: 16px;
  color: var(--accent-green);
}

/* Chat Header */
.chat-header {
  height: 60px;
  padding: 10px 16px;
  background: var(--bg-header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  z-index: 5;
}

.chat-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.btn-back {
  display: none;
  font-size: 20px;
  color: var(--text-primary);
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 8px;
}

.chat-header-details {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.chat-header-name {
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.chat-header-status {
  font-size: 0.8rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-green);
}

.btn-toggle-bot {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 4px 10px;
  border-radius: 14px;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 5px;
  transition: all 0.2s ease;
}

.btn-toggle-bot.paused {
  background: var(--warning-color);
  color: #111b21;
  border-color: var(--warning-color);
  font-weight: 600;
}

/* Chat Messages Stream */
.messages-container {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background-image: radial-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 0);
  background-size: 20px 20px;
}

/* Message Bubbles */
.message-bubble {
  max-width: 75%;
  min-width: 120px;
  padding: 6px 10px 4px 10px;
  border-radius: 8px;
  position: relative;
  word-break: break-word;
  user-select: text;
  -webkit-user-select: text;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.message-bubble.customer {
  align-self: flex-start;
  background: var(--bg-bubble-in);
  border-top-left-radius: 0;
}

.message-bubble.owner {
  align-self: flex-end;
  background: var(--bg-bubble-out);
  border-top-right-radius: 0;
}

.message-bubble.bot {
  align-self: flex-end;
  background: var(--bg-bubble-bot);
  border-top-right-radius: 0;
}

.msg-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 0.72rem;
  font-weight: bold;
}

.message-bubble.customer .msg-header { color: #53bdeb; }
.message-bubble.owner .msg-header { color: #7cf8a4; }
.message-bubble.bot .msg-header { color: #9df0cb; }

.msg-body {
  font-size: 0.95rem;
  line-height: 1.4;
  white-space: pre-wrap;
  color: var(--text-primary);
}

.msg-media {
  max-width: 100%;
  border-radius: 6px;
  margin-top: 4px;
  cursor: pointer;
  overflow: hidden;
}

.msg-media img {
  max-width: 100%;
  max-height: 280px;
  border-radius: 6px;
  display: block;
}

.msg-audio {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
}

.msg-audio audio {
  max-width: 240px;
  height: 36px;
}

.msg-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  font-size: 0.68rem;
  color: var(--text-muted);
  align-self: flex-end;
}

.msg-ticks {
  font-size: 11px;
}

/* Chat Input Bar */
.chat-input-bar {
  min-height: 62px;
  padding: 8px 12px;
  background: var(--bg-chat-bar);
  display: flex;
  align-items: flex-end;
  gap: 8px;
  border-top: 1px solid var(--border-color);
  position: relative;
  padding-bottom: max(8px, env(safe-area-inset-bottom));
}

.input-wrapper {
  flex: 1;
  display: flex;
  align-items: flex-end;
  background: var(--bg-sidebar);
  border-radius: 20px;
  padding: 6px 12px;
  min-height: 42px;
  border: 1px solid transparent;
}

.input-wrapper:focus-within {
  border-color: var(--accent-green);
}

.input-wrapper textarea {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: 0.95rem;
  resize: none;
  max-height: 120px;
  font-family: inherit;
  line-height: 1.4;
}

.btn-send {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent-green);
  color: #fff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 18px;
  transition: all 0.15s ease;
  flex-shrink: 0;
}

.btn-send:hover {
  background: var(--accent-green-hover);
  transform: scale(1.05);
}

.btn-send:active {
  transform: scale(0.95);
}

/* Voice Recording Bar */
.voice-recorder-bar {
  display: none;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-chat-bar);
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  z-index: 20;
}

.voice-recorder-bar.recording {
  display: flex;
}

.record-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--danger-color);
  font-weight: 600;
  font-size: 0.95rem;
}

.rec-pulse {
  width: 12px;
  height: 12px;
  background: var(--danger-color);
  border-radius: 50%;
  animation: pulse 1s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.7; }
}

.btn-cancel-rec {
  background: var(--danger-bg);
  color: var(--danger-color);
  border: none;
  padding: 8px 14px;
  border-radius: 16px;
  font-weight: 600;
  cursor: pointer;
}

/* Quick Replies Drawer */
.quick-replies-bar {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 6px 12px;
  background: var(--bg-sidebar);
  border-top: 1px solid var(--border-color);
}

.quick-chip {
  background: var(--bg-header);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.8rem;
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.15s ease;
}

.quick-chip:hover {
  background: var(--accent-green);
  color: #fff;
  border-color: var(--accent-green);
}

/* Notification Toast */
.toast {
  position: fixed;
  top: 16px;
  right: 16px;
  background: var(--bg-header);
  color: var(--text-primary);
  padding: 10px 16px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
  border-left: 4px solid var(--accent-green);
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 1000;
  transform: translateY(-50px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.1, 0.9, 0.2, 1);
  pointer-events: none;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* Responsive (Mobile iPhone/Android) */
@media (max-width: 768px) {
  .app-container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 20;
  }

  .chat-main {
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10;
  }

  .btn-back {
    display: inline-block;
  }

  .app-container.chat-open .sidebar {
    transform: translateX(-100%);
    pointer-events: none;
  }

  .app-container.chat-open .chat-main {
    z-index: 30;
  }

  .message-bubble {
    max-width: 85%;
  }
}