/* ==============================================================================
   KHYRA AI - REALTIME VOICE DEMO STYLESHEET
   Design: Modern Dark Glassmorphism, Micro-animations, Responsive
   ============================================================================== */

:root {
  --bg-primary: #080a0f;
  --bg-card: rgba(18, 24, 38, 0.75);
  --bg-card-hover: rgba(26, 35, 54, 0.85);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(99, 102, 241, 0.35);

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --accent-primary: #6366f1;
  --accent-primary-hover: #4f46e5;
  --accent-glow: rgba(99, 102, 241, 0.4);

  --status-green: #10b981;
  --status-green-glow: rgba(16, 185, 129, 0.35);
  --status-amber: #f59e0b;
  --status-amber-glow: rgba(245, 158, 11, 0.35);
  --status-red: #ef4444;
  --status-red-glow: rgba(239, 68, 68, 0.35);
  --status-cyan: #06b6d4;
  --status-cyan-glow: rgba(6, 182, 212, 0.35);

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Background Ambient Lighting */
.app-background {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.25;
}

.glow-top-left {
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, #6366f1 0%, transparent 70%);
  top: -100px;
  left: -100px;
}

.glow-bottom-right {
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, #06b6d4 0%, transparent 70%);
  bottom: -120px;
  right: -120px;
}

/* Container */
.demo-wrapper {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 640px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Header */
.demo-header {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: #a5b4fc;
  text-transform: uppercase;
}

.brand-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #6366f1;
  box-shadow: 0 0 10px #6366f1;
}

.demo-title {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  background: linear-gradient(135deg, #ffffff 40%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.demo-subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 480px;
  line-height: 1.5;
}

/* Glass Panel Component */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05);
}

/* Alerts */
.alert-box {
  display: flex;
  gap: 14px;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  align-items: flex-start;
  transition: var(--transition);
}

.alert-error {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #fca5a5;
}

.alert-icon {
  font-size: 1.25rem;
  line-height: 1;
}

.alert-content h4 {
  font-weight: 600;
  margin-bottom: 2px;
  color: #fee2e2;
}

.alert-content p {
  line-height: 1.4;
  color: #fca5a5;
}

.alert-action {
  margin-top: 10px;
}

/* Main Card */
.demo-card {
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 26px;
}

/* Status Bar */
.card-status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border-subtle);
}

.status-indicator-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  transition: var(--transition);
}

.status-dot, .agent-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

/* Connection States */
.status-disconnected .status-dot {
  background: var(--text-dim);
}

.status-connecting {
  border-color: rgba(245, 158, 11, 0.3);
  color: #fde68a;
}
.status-connecting .status-dot {
  background: var(--status-amber);
  box-shadow: 0 0 8px var(--status-amber-glow);
  animation: pulse 1.2s infinite ease-in-out;
}

.status-connected {
  border-color: rgba(16, 185, 129, 0.3);
  color: #a7f3d0;
}
.status-connected .status-dot {
  background: var(--status-green);
  box-shadow: 0 0 10px var(--status-green-glow);
}

.status-error {
  border-color: rgba(239, 68, 68, 0.3);
  color: #fca5a5;
}
.status-error .status-dot {
  background: var(--status-red);
  box-shadow: 0 0 8px var(--status-red-glow);
}

/* Agent States */
.status-idle {
  color: var(--text-muted);
}
.status-idle .agent-dot {
  background: var(--text-dim);
}

.status-listening {
  color: #67e8f9;
  border-color: rgba(6, 182, 212, 0.3);
  background: rgba(6, 182, 212, 0.08);
}
.status-listening .agent-dot {
  background: var(--status-cyan);
  box-shadow: 0 0 10px var(--status-cyan-glow);
  animation: pulse 1.2s infinite ease-in-out;
}

.status-speaking {
  color: #c7d2fe;
  border-color: rgba(99, 102, 241, 0.4);
  background: rgba(99, 102, 241, 0.12);
}
.status-speaking .agent-dot {
  background: var(--accent-primary);
  box-shadow: 0 0 12px var(--accent-glow);
  animation: pulse 0.8s infinite ease-in-out;
}

.telemetry-info {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.meta-tag {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
}

/* Visualizer Container & Voice Orb */
.visualizer-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 22px;
  padding: 24px 0 12px;
}

.voice-orb {
  position: relative;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.orb-core {
  position: relative;
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  border: 2px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  z-index: 2;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
  transition: var(--transition);
}

.orb-wave {
  position: absolute;
  inset: -12px;
  border-radius: 50%;
  border: 1.5px solid transparent;
  pointer-events: none;
  opacity: 0;
  transition: var(--transition);
}

/* Orb States */
.orb-idle .orb-core {
  border-color: rgba(255, 255, 255, 0.1);
  color: var(--text-dim);
}

.orb-listening .orb-core {
  border-color: var(--status-cyan);
  color: #67e8f9;
  box-shadow: 0 0 25px var(--status-cyan-glow);
  transform: scale(1.04);
}
.orb-listening .orb-wave {
  border-color: rgba(6, 182, 212, 0.4);
  opacity: 1;
  animation: orb-ripple 2s infinite ease-out;
}
.orb-listening .wave-2 {
  animation-delay: 0.6s;
}
.orb-listening .wave-3 {
  animation-delay: 1.2s;
}

.orb-speaking .orb-core {
  border-color: var(--accent-primary);
  color: #e0e7ff;
  box-shadow: 0 0 35px var(--accent-glow);
  transform: scale(1.08);
}
.orb-speaking .orb-wave {
  border-color: rgba(99, 102, 241, 0.5);
  opacity: 1;
  animation: orb-ripple 1.4s infinite ease-out;
}
.orb-speaking .wave-2 {
  animation-delay: 0.45s;
}
.orb-speaking .wave-3 {
  animation-delay: 0.9s;
}

.visualizer-canvas {
  width: 100%;
  max-width: 480px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.04);
}

.agent-caption {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-align: center;
  min-height: 24px;
}

/* Controls Panel */
.controls-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: var(--transition);
  text-decoration: none;
  outline: none;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.8rem;
}

.btn-icon {
  padding: 12px 20px;
  font-size: 0.9rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-primary-hover) 100%);
  color: #ffffff;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(99, 102, 241, 0.6);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

.btn-danger {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: #ffffff;
  box-shadow: 0 4px 20px var(--status-red-glow);
}

.btn-danger:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(239, 68, 68, 0.6);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.18);
  transform: translateY(-1px);
}

.btn-muted-active {
  background: rgba(239, 68, 68, 0.18) !important;
  border-color: rgba(239, 68, 68, 0.4) !important;
  color: #fca5a5 !important;
}

/* Supported Languages */
.supported-languages {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
}

.lang-title {
  font-size: 0.78rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.lang-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.lang-tag {
  font-size: 0.8rem;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
}

.lang-tag.active {
  background: rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.3);
  color: #c7d2fe;
}

/* Diagnostics Drawer */
.diagnostics-drawer {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
}

.drawer-header {
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-muted);
  font-weight: 600;
  user-select: none;
}

.drawer-header:hover {
  color: var(--text-main);
}

.drawer-arrow {
  font-size: 0.75rem;
  transition: transform 0.2s ease;
}

details[open] .drawer-arrow {
  transform: rotate(180deg);
}

.drawer-body {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-subtle);
}

.activity-log {
  max-height: 140px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--text-dim);
}

.log-entry {
  line-height: 1.4;
  word-break: break-word;
}

.log-system { color: #94a3b8; }
.log-info { color: #60a5fa; }
.log-success { color: #34d399; }
.log-warn { color: #fbbf24; }
.log-error { color: #f87171; }

/* Footer */
.demo-footer {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-dim);
  padding: 8px 0;
}

/* Utilities */
.hidden {
  display: none !important;
}

/* Keyframe Animations */
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.9); }
}

@keyframes orb-ripple {
  0% {
    transform: scale(0.9);
    opacity: 0.8;
  }
  100% {
    transform: scale(1.6);
    opacity: 0;
  }
}

/* Responsive */
@media (max-width: 600px) {
  .demo-title { font-size: 1.6rem; }
  .demo-card { padding: 20px 16px; }
  .btn-lg { width: 100%; }
  .controls-panel { width: 100%; }
}