:root {
  --bg-primary: #0b0f19;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.7);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: #3b82f6;
  --text-primary: #f9fafb;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --accent-blue: #2563eb;
  --accent-blue-hover: #1d4ed8;
  --accent-teal: #0d9488;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --accent-purple: #8b5cf6;
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --font-main: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --shadow-glow: 0 0 25px rgba(37, 99, 235, 0.2);
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Glassmorphism Background Pattern */
.bg-glow {
  position: fixed;
  top: -150px;
  right: -150px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.12) 0%, rgba(0, 0, 0, 0) 70%);
  z-index: 0;
  pointer-events: none;
}

.bg-glow-2 {
  position: fixed;
  bottom: -200px;
  left: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.1) 0%, rgba(0, 0, 0, 0) 70%);
  z-index: 0;
  pointer-events: none;
}

/* App Header */
header {
  position: relative;
  z-index: 10;
  padding: 1.25rem 2rem;
  background: rgba(17, 24, 39, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-logo {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-teal));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.2rem;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.brand-title h1 {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.brand-title p {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.system-badges {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
}

.badge-online {
  background: rgba(16, 185, 129, 0.1);
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.2);
}

.pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 8px #34d399;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

/* Main Container & Tabs */
main {
  position: relative;
  z-index: 10;
  flex: 1;
  max-width: 1300px;
  width: 100%;
  margin: 0 auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.nav-tabs {
  display: flex;
  gap: 0.5rem;
  background: rgba(17, 24, 39, 0.6);
  padding: 0.35rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  width: fit-content;
}

.tab-btn {
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-sm);
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tab-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.tab-btn.active {
  background: var(--accent-blue);
  color: #fff;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

/* Tab Panels */
.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: fadeIn 0.25s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Card & Grid Layouts */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 1.5rem;
}

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

/* Voice Call Simulator */
.voice-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 2.5rem 1.5rem;
  gap: 1.5rem;
}

.avatar-ring {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.2), rgba(13, 148, 136, 0.2));
  border: 2px solid rgba(59, 130, 246, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.avatar-ring.speaking {
  animation: ripple 1.5s infinite;
  border-color: #3b82f6;
}

@keyframes ripple {
  0% { box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.4); }
  70% { box-shadow: 0 0 0 25px rgba(59, 130, 246, 0); }
  100% { box-shadow: 0 0 0 0 rgba(59, 130, 246, 0); }
}

.avatar-icon {
  font-size: 3rem;
}

.call-controls {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.btn-primary {
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-md);
  background: var(--accent-blue);
  color: #fff;
  border: none;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  transition: all 0.2s;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
  background: var(--accent-blue-hover);
  transform: translateY(-1px);
}

.btn-danger {
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-md);
  background: var(--accent-rose);
  color: #fff;
  border: none;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  transition: all 0.2s;
}

.btn-secondary {
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
}

/* Transcript Box */
.transcript-card {
  display: flex;
  flex-direction: column;
  height: 480px;
}

.transcript-header {
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.transcript-stream {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding-right: 0.5rem;
}

.message-bubble {
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  max-width: 85%;
  line-height: 1.45;
}

.bubble-model {
  align-self: flex-start;
  background: rgba(37, 99, 235, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.25);
  color: #e0e7ff;
}

.bubble-user {
  align-self: flex-end;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-color);
  color: #fff;
}

.bubble-meta {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.quick-prompts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.prompt-chip {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.75rem;
  padding: 0.3rem 0.65rem;
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.2s;
}

.prompt-chip:hover {
  background: rgba(59, 130, 246, 0.15);
  color: #93c5fd;
  border-color: rgba(59, 130, 246, 0.3);
}

/* Email Triage Sandbox */
.email-samples-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 1.25rem;
}

.sample-item {
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s;
}

.sample-item:hover, .sample-item.active {
  background: rgba(37, 99, 235, 0.1);
  border-color: rgba(59, 130, 246, 0.35);
}

.sample-title {
  font-size: 0.85rem;
  font-weight: 500;
  color: #f3f4f6;
}

.sample-desc {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.form-group {
  margin-bottom: 1rem;
}

label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
  font-weight: 500;
}

input, textarea, select {
  width: 100%;
  padding: 0.65rem 0.85rem;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: #fff;
  font-family: inherit;
  font-size: 0.85rem;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

/* Triage Results Display */
.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.meta-box {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-color);
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
}

.meta-label {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.meta-val {
  font-size: 0.85rem;
  font-weight: 600;
  color: #f9fafb;
}

.reply-preview-box {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--border-color);
  padding: 1rem;
  border-radius: var(--radius-sm);
  font-family: monospace;
  font-size: 0.82rem;
  white-space: pre-wrap;
  color: #d1d5db;
  max-height: 280px;
  overflow-y: auto;
}

/* Audit Table */
.audit-table-wrapper {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

th {
  text-align: left;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-secondary);
  font-weight: 600;
  border-bottom: 1px solid var(--border-color);
}

td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: #e5e7eb;
}

tr:hover td {
  background: rgba(255, 255, 255, 0.015);
}

.badge-s1 { background: rgba(244, 63, 94, 0.15); color: #fb7185; border-color: rgba(244, 63, 94, 0.3); }
.badge-s2 { background: rgba(245, 158, 11, 0.15); color: #fcd34d; border-color: rgba(245, 158, 11, 0.3); }
.badge-s3 { background: rgba(59, 130, 246, 0.15); color: #93c5fd; border-color: rgba(59, 130, 246, 0.3); }
.badge-s4 { background: rgba(139, 92, 246, 0.15); color: #c4b5fd; border-color: rgba(139, 92, 246, 0.3); }

.qa-recording-controls {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
}

.qa-recording-controls .recording-status {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.tag-closed {
  background: rgba(16, 185, 129, 0.15);
  color: #6ee7b7;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 600;
}

.tag-general, .tag-open { background: rgba(59, 130, 246, 0.15); color: #93c5fd; }
.tag-escalated { background: rgba(245, 158, 11, 0.15); color: #fcd34d; }
.tag-dropped { background: rgba(244, 63, 94, 0.15); color: #fb7185; }
.tag-opted_out { background: rgba(139, 92, 246, 0.15); color: #c4b5fd; }
.tag-general, .tag-open, .tag-escalated, .tag-dropped, .tag-opted_out {
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 600;
}

.qa-row { cursor: pointer; }
.qa-transcript-row td {
  background: rgba(0, 0, 0, 0.25);
  padding: 1rem;
}
.qa-transcript-row pre {
  font-family: monospace;
  font-size: 0.8rem;
  white-space: pre-wrap;
  color: #d1d5db;
  max-height: 320px;
  overflow-y: auto;
  margin: 0;
}