/* ============================================================
   ai-inbox.css — AI Inbox Dashboard
   APEX-HUNTER · Clean · Professional · Enterprise-grade
   ============================================================ */

/* ===== CSS Variables ===== */
:root {
  --ai-bg: var(--d-bg);
  --ai-surface: var(--d-bg);
  --ai-surface-hover: rgba(99,91,255,0.04);
  --ai-border: var(--d-border);
  --ai-border-active: var(--d-primary);
  --ai-text: var(--d-text);
  --ai-text-secondary: var(--d-sub);
  --ai-text-muted: var(--d-sub);
  --ai-accent: var(--d-primary);
  --ai-purple: #7C3AED;
  --ai-green: #00A81D;
  --ai-red: #EF4444;
  --ai-amber: #F59E0B;
  --ai-radius: 10px;
  --ai-radius-lg: 14px;
  --ai-transition: all 0.18s ease;
}

/* ===== Three-Column Layout ===== */
.ai-inbox-layout {
  display: grid;
  grid-template-columns: 320px 1fr 340px;
  gap: 0;
  height: calc(100vh - 60px);
  background: var(--ai-bg);
  overflow: hidden;
}

/* ===== Left Panel: Lead List ===== */
.ai-leads-panel {
  border-right: 1px solid var(--ai-border);
  display: flex;
  flex-direction: column;
  background: var(--d-bg);
}

.ai-leads-header {
  padding: 16px 18px;
  border-bottom: 1px solid var(--ai-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ai-leads-header h3 {
  font-size: 14px;
  font-weight: 700;
  color: var(--ai-text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.ai-leads-header .lead-count {
  font-size: 11px;
  color: var(--ai-text-muted);
  background: var(--d-border);
  padding: 2px 8px;
  border-radius: 10px;
}

.ai-leads-search {
  padding: 10px 14px;
  border-bottom: 1px solid var(--ai-border);
}

.ai-leads-search input {
  width: 100%;
  padding: 8px 12px;
  background: var(--d-card);
  border: 1px solid var(--ai-border);
  border-radius: 8px;
  color: var(--ai-text);
  font-size: 12px;
  outline: none;
  transition: var(--ai-transition);
}

.ai-leads-search input:focus {
  border-color: var(--ai-accent);
  box-shadow: 0 0 0 2px rgba(99,91,255,0.15);
}

.ai-leads-list {
  flex: 1;
  overflow-y: auto;
  padding: 6px;
}

.ai-leads-list::-webkit-scrollbar { width: 3px; }
.ai-leads-list::-webkit-scrollbar-track { background: transparent; }
.ai-leads-list::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 3px; }

/* Lead cards */
.lead-card {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--ai-radius);
  cursor: pointer;
  transition: var(--ai-transition);
  border: 1px solid transparent;
  margin-bottom: 4px;
  position: relative;
}

.lead-card:hover {
  background: var(--ai-surface-hover);
  border-color: rgba(255,255,255,0.04);
}

.lead-card.active {
  background: rgba(99,91,255,0.05);
  border-color: rgba(99,91,255,0.15);
}

.lead-card .lead-avatar {
  width: 38px; height: 38px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700; color: #fff;
  flex-shrink: 0; position: relative;
}

.lead-card .lead-avatar .channel-badge {
  position: absolute; bottom: -2px; right: -2px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--ai-bg); border: 2px solid var(--ai-bg);
  display: flex; align-items: center; justify-content: center;
  font-size: 8px;
}

.lead-card .lead-info { flex: 1; min-width: 0; }

.lead-card .lead-name {
  font-size: 13px; font-weight: 600; color: var(--ai-text);
  display: flex; align-items: center; gap: 6px; margin-bottom: 2px;
}

.lead-card .lead-name .unread-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--ai-accent); flex-shrink: 0;
}

.lead-card .lead-preview {
  font-size: 11px; color: var(--ai-text-muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  max-width: 180px;
}

.lead-card .lead-meta {
  display: flex; flex-direction: column;
  align-items: flex-end; gap: 4px; flex-shrink: 0;
}

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

/* Deal badges */
.deal-badge {
  font-size: 10px; font-weight: 700;
  padding: 2px 8px; border-radius: 6px;
  display: inline-flex; align-items: center; gap: 3px;
  letter-spacing: 0.3px;
}

.deal-badge.high {
  color: var(--ai-green);
  background: rgba(0,168,29,0.08);
  border: 1px solid rgba(0,168,29,0.15);
}

.deal-badge.medium {
  color: var(--ai-amber);
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.15);
}

.deal-badge.low {
  color: var(--ai-text-muted);
  background: var(--d-card);
  border: 1px solid rgba(255,255,255,0.06);
}

.deal-badge.enterprise {
  color: var(--ai-red);
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.2);
}

/* ===== Center Panel: Chat ===== */
.ai-chat-panel {
  display: flex; flex-direction: column;
  background: var(--d-card);
}

.ai-chat-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--ai-border);
  display: flex; align-items: center; justify-content: space-between;
  background: var(--d-bg);
}

.ai-chat-header .chat-user-info {
  display: flex; align-items: center; gap: 10px;
}

.ai-chat-header .chat-user-info .name {
  font-size: 14px; font-weight: 600; color: var(--ai-text);
}

.ai-chat-header .chat-user-info .status {
  font-size: 11px; color: var(--ai-text-muted);
  display: flex; align-items: center; gap: 4px;
}

.ai-chat-header .chat-user-info .status .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--ai-green);
}

.ai-chat-header .chat-actions { display: flex; gap: 6px; }

.ai-chat-header .chat-actions button {
  padding: 6px 12px; border-radius: 6px;
  border: 1px solid var(--ai-border);
  background: transparent; color: var(--ai-text-secondary);
  font-size: 11px; cursor: pointer;
  transition: var(--ai-transition);
}

.ai-chat-header .chat-actions button:hover {
  background: var(--ai-surface-hover);
  border-color: var(--ai-border-active);
  color: var(--ai-text);
}

/* Interrupt banner */
.interrupt-banner {
  display: none;
  padding: 12px 20px;
  background: rgba(239,68,68,0.06);
  border-bottom: 1px solid rgba(239,68,68,0.15);
  align-items: center; gap: 10px;
  animation: slideDown 0.4s ease;
}

.interrupt-banner.show { display: flex; }

.interrupt-banner .icon { font-size: 20px; flex-shrink: 0; }

.interrupt-banner .text {
  flex: 1; font-size: 12px; color: var(--ai-red);
  line-height: 1.5;
}

.interrupt-banner .text strong { font-weight: 700; }

.interrupt-banner .dismiss-btn {
  padding: 4px 10px; border-radius: 4px;
  border: 1px solid rgba(239,68,68,0.2);
  background: rgba(239,68,68,0.05);
  color: var(--ai-red); font-size: 10px; cursor: pointer;
  transition: var(--ai-transition);
}

.interrupt-banner .dismiss-btn:hover {
  background: rgba(239,68,68,0.1);
}

/* Messages */
.ai-chat-messages {
  flex: 1; overflow-y: auto; padding: 20px;
  display: flex; flex-direction: column; gap: 12px;
}

.ai-chat-messages::-webkit-scrollbar { width: 3px; }
.ai-chat-messages::-webkit-scrollbar-track { background: transparent; }
.ai-chat-messages::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 3px; }

.message {
  display: flex; gap: 8px; max-width: 80%;
  animation: fadeInUp 0.3s ease;
}

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

.message .msg-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; flex-shrink: 0;
}

.message .msg-bubble {
  padding: 10px 14px; border-radius: 12px;
  font-size: 13px; line-height: 1.6; position: relative;
}

.message.user .msg-bubble {
  background: var(--primary-light);
  border: 1px solid rgba(99,91,255,0.15);
  color: var(--ai-text);
  border-bottom-right-radius: 4px;
}

.message.ai .msg-bubble {
  background: var(--d-card);
  border: 1px solid var(--ai-border);
  color: var(--ai-text-secondary);
  border-bottom-left-radius: 4px;
}

.message .msg-time {
  font-size: 9px; color: var(--ai-text-muted);
  margin-top: 4px; text-align: right;
}

/* Input area */
.ai-chat-input {
  padding: 14px 20px;
  border-top: 1px solid var(--ai-border);
  background: var(--d-bg);
}

.ai-chat-input .input-row {
  display: flex; gap: 8px; align-items: flex-end;
}

.ai-chat-input textarea {
  flex: 1; padding: 10px 14px;
  background: var(--d-card);
  border: 1px solid var(--ai-border);
  border-radius: 10px;
  color: var(--ai-text); font-size: 13px;
  font-family: inherit; resize: none; outline: none;
  min-height: 40px; max-height: 120px;
  transition: var(--ai-transition);
}

.ai-chat-input textarea:focus {
  border-color: var(--ai-accent);
  box-shadow: 0 0 0 2px rgba(99,91,255,0.15);
}

.ai-chat-input textarea:disabled { opacity: 0.4; cursor: not-allowed; }

.ai-chat-input .send-btn {
  padding: 10px 18px;
  background: var(--d-primary);
  border: none; border-radius: 10px;
  color: #fff; font-size: 13px; font-weight: 600;
  cursor: pointer; transition: var(--ai-transition);
  white-space: nowrap;
}

.ai-chat-input .send-btn:hover { transform: translateY(-1px); }

.ai-chat-input .send-btn:disabled {
  opacity: 0.4; cursor: not-allowed; transform: none;
}

.ai-chat-input .input-hint {
  font-size: 10px; color: var(--ai-text-muted);
  margin-top: 6px; display: flex; align-items: center; gap: 6px;
}

/* ===== Right Panel: Analytics ===== */
.ai-analytics-panel {
  border-left: 1px solid var(--ai-border);
  display: flex; flex-direction: column;
  background: var(--d-bg);
  overflow-y: auto;
}

.ai-analytics-panel::-webkit-scrollbar { width: 3px; }
.ai-analytics-panel::-webkit-scrollbar-track { background: transparent; }
.ai-analytics-panel::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 3px; }

.ai-analytics-header {
  padding: 16px 18px;
  border-bottom: 1px solid var(--ai-border);
  display: flex; align-items: center; justify-content: space-between;
}

.ai-analytics-header h3 {
  font-size: 13px; font-weight: 700; color: var(--ai-text);
  display: flex; align-items: center; gap: 6px;
}

.ai-analytics-header .refresh-btn {
  padding: 4px 10px; border-radius: 6px;
  border: 1px solid var(--ai-border);
  background: transparent; color: var(--ai-text-muted);
  font-size: 10px; cursor: pointer;
  transition: var(--ai-transition);
}

.ai-analytics-header .refresh-btn:hover {
  border-color: var(--ai-accent);
  color: var(--ai-accent);
}

/* Deal meter */
.deal-meter {
  padding: 18px;
  border-bottom: 1px solid var(--ai-border);
  text-align: center;
}

.deal-meter .meter-label {
  font-size: 10px; color: var(--ai-text-muted);
  text-transform: uppercase; letter-spacing: 1px;
  margin-bottom: 8px;
}

.deal-meter .meter-value {
  font-size: 48px; font-weight: 800;
  color: var(--ai-text);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  line-height: 1; margin-bottom: 4px;
  transition: var(--ai-transition);
}

.deal-meter .meter-sub {
  font-size: 11px; color: var(--ai-text-secondary);
}

.deal-meter .meter-bar {
  width: 100%; height: 4px;
  background: rgba(255,255,255,0.05);
  border-radius: 2px; margin-top: 12px; overflow: hidden;
}

.deal-meter .meter-bar .fill {
  height: 100%; border-radius: 2px;
  background: var(--ai-accent);
  transition: width 0.8s cubic-bezier(0.4,0,0.2,1);
}

/* Sentiment chart */
.sentiment-chart {
  padding: 16px 18px;
  border-bottom: 1px solid var(--ai-border);
}

.sentiment-chart .chart-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 10px;
}

.sentiment-chart .chart-header .label {
  font-size: 11px; color: var(--ai-text-muted);
  font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px;
}

.sentiment-chart .chart-header .value {
  font-size: 14px; font-weight: 700; color: var(--ai-text);
}

.sentiment-chart .chart-body {
  height: 60px; display: flex;
  align-items: flex-end; gap: 3px;
}

.sentiment-chart .chart-body .bar {
  flex: 1; border-radius: 2px 2px 0 0;
  min-height: 4px;
  transition: height 0.6s cubic-bezier(0.4,0,0.2,1);
  background: var(--ai-accent); opacity: 0.6;
}

.sentiment-chart .chart-body .bar.high { background: var(--ai-green); opacity: 0.8; }
.sentiment-chart .chart-body .bar.low { background: var(--ai-red); opacity: 0.6; }

/* AI Insights */
.ai-insights-box {
  padding: 16px 18px;
  border-bottom: 1px solid var(--ai-border);
}

.ai-insights-box .insights-header {
  font-size: 11px; color: var(--ai-text-muted);
  font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px;
  margin-bottom: 10px;
  display: flex; align-items: center; gap: 6px;
}

.insight-card {
  padding: 12px 14px;
  background: var(--d-bg);
  border: 1px solid var(--ai-border);
  border-radius: var(--ai-radius);
  margin-bottom: 8px;
  transition: var(--ai-transition);
}

.insight-card:hover {
  background: var(--ai-surface-hover);
  border-color: var(--d-primary);
}

.insight-card .card-tag {
  font-size: 9px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.5px;
  padding: 2px 6px; border-radius: 4px;
  display: inline-block; margin-bottom: 6px;
}

.insight-card .card-tag.strategy {
  color: var(--ai-accent);
  background: rgba(99,91,255,0.08);
}

.insight-card .card-tag.insight {
  color: var(--ai-purple);
  background: rgba(124,58,237,0.08);
}

.insight-card .card-tag.alert {
  color: var(--ai-red);
  background: rgba(239,68,68,0.08);
}

.insight-card .card-title {
  font-size: 12px; font-weight: 600; color: var(--ai-text);
  margin-bottom: 4px;
}

.insight-card .card-desc {
  font-size: 11px; color: var(--ai-text-secondary);
  line-height: 1.5;
}

/* Discount action */
.discount-action {
  padding: 16px 18px;
  border-bottom: 1px solid var(--ai-border);
}

.discount-action .action-header {
  font-size: 11px; color: var(--ai-text-muted);
  font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px;
  margin-bottom: 10px;
  display: flex; align-items: center; gap: 6px;
}

.discount-action .discount-btn {
  width: 100%; padding: 14px;
  background: rgba(0,168,29,0.06);
  border: 1px solid rgba(0,168,29,0.2);
  border-radius: var(--ai-radius);
  color: var(--ai-green);
  font-size: 13px; font-weight: 700;
  cursor: pointer; transition: var(--ai-transition);
  display: flex; align-items: center; justify-content: center;
  gap: 8px;
}

.discount-action .discount-btn:hover {
  background: rgba(0,168,29,0.1);
  border-color: rgba(0,168,29,0.35);
  transform: translateY(-1px);
}

.discount-action .discount-btn:disabled {
  opacity: 0.3; cursor: not-allowed; transform: none;
}

.discount-action .discount-btn .btn-icon { font-size: 18px; }

.discount-action .discount-btn .btn-sub {
  font-size: 10px; font-weight: 400; opacity: 0.7;
}

/* Empty state */
.empty-state {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  height: 100%; color: var(--ai-text-muted);
  gap: 12px; padding: 40px; text-align: center;
}

.empty-state .icon { font-size: 48px; opacity: 0.3; }
.empty-state .text { font-size: 13px; line-height: 1.6; }

/* ===== Animations ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-100%); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ===== Responsive ===== */
@media (max-width: 1200px) {
  .ai-inbox-layout { grid-template-columns: 280px 1fr 300px; }
}

@media (max-width: 992px) {
  .ai-inbox-layout { grid-template-columns: 1fr; }
  .ai-leads-panel, .ai-analytics-panel { display: none; }
  .ai-leads-panel.show, .ai-analytics-panel.show {
    display: flex; position: fixed;
    top: 0; left: 0; width: 100%; height: 100%; z-index: 100;
  }
}

/* ===== Skeleton Loading ===== */
.skeleton {
  background: linear-gradient(90deg, var(--d-border) 25%, var(--d-bg) 50%, var(--d-border) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: 6px;
}

.skeleton-line { height: 12px; margin-bottom: 8px; width: 80%; }
.skeleton-line.short { width: 50%; }
.skeleton-avatar { width: 38px; height: 38px; border-radius: 50%; }

/* ===== Utility Classes ===== */
.text-accent { color: var(--ai-accent); }
.text-green { color: var(--ai-green); }
.text-red { color: var(--ai-red); }
.text-purple { color: var(--ai-purple); }
.text-amber { color: var(--ai-amber); }
.text-muted { color: var(--ai-text-muted); }