/* Zalo Inbox CRM Custom Styles (Lacquer Art Design System) */

/* Tab Switching Layout */
.tab-view {
  display: none;
  animation: fadeIn 0.3s ease;
}

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

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(5px); }
  to { opacity: 1; transform: translateY(0); }
}

.header-tabs {
  display: flex;
  gap: 10px;
}

.tab-btn {
  background: transparent;
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  font-family: var(--font-family-sans);
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 13px;
}

.tab-btn:hover {
  color: var(--text-color);
  border-color: rgba(212, 175, 55, 0.3);
}

.tab-btn.active {
  background: linear-gradient(135deg, rgba(193, 39, 45, 0.2), rgba(18, 12, 12, 0.8));
  border-color: var(--accent-gold);
  color: var(--accent-gold);
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.1);
}

/* Dual Column Inbox Container */
.inbox-container {
  display: grid;
  grid-template-columns: 320px 1fr;
  height: 650px;
  padding: 0 !important;
  overflow: hidden;
  border: 1px solid var(--card-border);
}

/* Sidebar Conversations List */
.inbox-sidebar {
  border-right: 1px solid var(--card-border);
  display: flex;
  flex-direction: column;
  background: rgba(12, 10, 10, 0.5);
  height: 100%;
  min-height: 0; /* Prevents overflow stretching */
}

.inbox-search {
  padding: 15px;
  border-bottom: 1px solid var(--card-border);
}

.inbox-search input {
  width: 100%;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid var(--card-border);
  color: var(--text-color);
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 13px;
}

.inbox-search input:focus {
  outline: none;
  border-color: var(--accent-gold);
}

.inbox-contact-list {
  flex: 1;
  overflow-y: auto;
  min-height: 0; /* Enables vertical scrolling within flex wrapper */
}

.contact-item {
  padding: 15px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.contact-item:hover {
  background: rgba(212, 175, 55, 0.03);
}

.contact-item.active {
  background: rgba(193, 39, 45, 0.1);
  border-left: 3px solid var(--accent-gold);
}

.contact-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.contact-name {
  font-weight: 600;
  font-size: 14px;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
}

.contact-time {
  font-size: 10px;
  color: var(--text-muted);
}

.contact-last-msg {
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}

/* Right Chat Area */
.inbox-chat-area {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: rgba(12, 10, 10, 0.2);
}

.chat-placeholder {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  color: var(--text-muted);
  font-style: italic;
  font-size: 14px;
}

/* Chat Area Header */
.chat-header {
  padding: 15px 20px;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(18, 12, 12, 0.8);
}

.chat-header-info h3 {
  font-family: var(--font-family-serif);
  font-size: 17px;
  color: var(--accent-gold);
  margin-bottom: 2px;
}

.chat-header-info p {
  font-size: 12px;
  color: var(--text-muted);
}

/* Chat Body (Message Scroll Box) */
.chat-messages {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
  background: radial-gradient(circle at center, #150e0e 0%, #0c0a0a 100%);
}

/* Message Bubbles */
.message-row {
  display: flex;
  width: 100%;
}

.message-row.me {
  justify-content: flex-end;
}

.message-row.client {
  justify-content: flex-start;
}

.message-bubble {
  max-width: 65%;
  padding: 12px 16px;
  border-radius: 12px;
  font-size: 13.5px;
  line-height: 1.45;
  position: relative;
  word-wrap: break-word;
}

.message-row.me .message-bubble {
  background-color: var(--accent-red);
  color: #fff;
  border-bottom-right-radius: 2px;
  border-right: 3px solid var(--accent-gold);
  box-shadow: 0 4px 10px rgba(193, 39, 45, 0.2);
}

.message-row.client .message-bubble {
  background-color: #222222;
  color: #fff;
  border-bottom-left-radius: 2px;
  border-left: 3px solid var(--text-muted);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.message-time-stamp {
  font-size: 9px;
  color: rgba(255, 255, 255, 0.4);
  margin-top: 5px;
  text-align: right;
  display: block;
}

/* Custom Scrollbar for Sidebar & Chat area */
.inbox-contact-list::-webkit-scrollbar,
.chat-messages::-webkit-scrollbar {
  width: 6px;
}

.inbox-contact-list::-webkit-scrollbar-track,
.chat-messages::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.1);
}

.inbox-contact-list::-webkit-scrollbar-thumb,
.chat-messages::-webkit-scrollbar-thumb {
  background: rgba(212, 175, 55, 0.2);
  border-radius: 3px;
}

.inbox-contact-list::-webkit-scrollbar-thumb:hover,
.chat-messages::-webkit-scrollbar-thumb:hover {
  background: var(--accent-gold);
}