:root {
  --bg-main: #070b14;
  --bg-panel: rgba(13, 20, 36, 0.75);
  --bg-card: rgba(23, 34, 60, 0.45);
  --bg-card-hover: rgba(30, 48, 86, 0.55);
  --border-card: rgba(56, 189, 248, 0.12);
  --border-card-hover: rgba(56, 189, 248, 0.28);
  
  --alexa-cyan: #00d2ff;
  --alexa-blue: #2563eb;
  --alexa-purple: #a855f7;
  --accent-glow: rgba(0, 210, 255, 0.22);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --user-bubble: linear-gradient(135deg, #1e293b, #0f172a);
  --alexa-bubble: linear-gradient(135deg, rgba(14, 116, 144, 0.2), rgba(15, 23, 42, 0.6));
  --alexa-bubble-border: rgba(56, 189, 248, 0.3);
  
  --chip-bg: rgba(6, 182, 212, 0.12);
  --chip-text: #38bdf8;
  --chip-border: rgba(56, 189, 248, 0.28);

  --font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(at 0% 0%, rgba(14, 165, 233, 0.12) 0px, transparent 50%),
    radial-gradient(at 100% 0%, rgba(168, 85, 247, 0.12) 0px, transparent 50%),
    radial-gradient(at 50% 100%, rgba(37, 99, 235, 0.1) 0px, transparent 60%);
  color: var(--text-primary);
  min-height: 100vh;
  overflow: hidden;
}

/* 2-column App layout */
.app-layout {
  display: grid;
  grid-template-columns: 1fr 390px;
  height: 100vh;
  max-height: 100vh;
  overflow: hidden;
}

@media (max-width: 960px) {
  body {
    overflow-y: auto;
  }
  .app-layout {
    grid-template-columns: 1fr;
    height: auto;
    max-height: none;
    overflow-y: auto;
  }
  .dashboard-panel {
    border-top: 1px solid var(--border-card);
    border-left: none !important;
    height: auto !important;
  }
}

/* Left Voice Experience */
.voice-experience {
  display: flex;
  flex-direction: column;
  height: 100vh;
  max-height: 100vh;
  padding: 1.25rem 2rem 1.25rem 2.25rem;
  overflow: hidden;
  position: relative;
}

/* Top Nav */
.top-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--border-card);
  backdrop-filter: blur(12px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.echo-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--alexa-cyan);
  box-shadow: 0 0 16px 2px var(--alexa-cyan);
  animation: pulse-dot 2.5s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 0.9; }
  50% { transform: scale(1.15); opacity: 1; filter: brightness(1.2); }
}

.brand h1 {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  background: linear-gradient(135deg, #ffffff 40%, #bae6fd 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.subtitle {
  font-size: 0.72rem;
  font-weight: 500;
  color: #7dd3fc;
  background: rgba(14, 165, 233, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 3px 9px;
  border-radius: 12px;
  letter-spacing: 0.02em;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.provider-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.73rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  backdrop-filter: blur(8px);
}

.provider-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 8px currentColor;
}

.provider-badge.mock {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.28);
}

.provider-badge.bedrock {
  background: rgba(245, 158, 11, 0.12);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.provider-badge.mcp-badge {
  background: rgba(59, 130, 246, 0.12);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.25);
}

.provider-badge.mcp-badge.online {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.icon-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-card);
  color: var(--text-primary);
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.icon-btn:hover {
  background: rgba(56, 189, 248, 0.15);
  border-color: rgba(56, 189, 248, 0.4);
}

.hidden {
  display: none !important;
}

.fallback-hidden {
  display: none !important;
}

/* Center 3D Avatar / Orb */
.orb-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.35rem 0 0.25rem;
  position: relative;
}

.character-wrapper {
  position: relative;
  width: 260px;
  height: 190px;
  display: flex;
  align-items: center;
  justify-content: center;
  filter: drop-shadow(0 10px 25px rgba(0, 210, 255, 0.2));
}

.character-container {
  width: 100%;
  height: 100%;
}

.character-container canvas {
  width: 100% !important;
  height: 100% !important;
  outline: none;
}

.avatar-controls {
  margin-top: 0.25rem;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.start-btn {
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.25), rgba(168, 85, 247, 0.25));
  border: 1px solid rgba(56, 189, 248, 0.5);
  color: #e0f2fe;
  padding: 6px 16px;
  border-radius: 24px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  letter-spacing: 0.02em;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 0 20px rgba(14, 165, 233, 0.25);
  backdrop-filter: blur(10px);
}

.start-btn:hover {
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.45), rgba(168, 85, 247, 0.45));
  border-color: rgba(56, 189, 248, 0.8);
  box-shadow: 0 0 25px rgba(14, 165, 233, 0.5);
  transform: translateY(-2px) scale(1.02);
}

.demo-btn {
  border-radius: 20px;
  padding: 5px 14px;
  font-size: 0.76rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.2s ease;
  backdrop-filter: blur(8px);
}

.demo-btn.run {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.22), rgba(14, 165, 233, 0.22));
  color: #6ee7b7;
  border: 1px solid rgba(16, 185, 129, 0.45);
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.2);
}

.demo-btn.run:hover {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.35), rgba(14, 165, 233, 0.35));
  border-color: rgba(16, 185, 129, 0.8);
  box-shadow: 0 0 18px rgba(16, 185, 129, 0.4);
  transform: translateY(-1px);
}

.demo-btn.reset {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
  border: 1px solid var(--border-card);
}

.demo-btn.reset:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-1px);
}

/* Demo Running Banner */
.demo-banner {
  margin-top: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(16, 185, 129, 0.5);
  border-radius: 20px;
  padding: 4px 14px;
  box-shadow: 0 0 15px rgba(16, 185, 129, 0.25);
  animation: fadeIn 0.3s ease;
}

.demo-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 10px #34d399;
  animation: demoPulseAnim 1.2s infinite ease-in-out;
}

@keyframes demoPulseAnim {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.3); }
}

.demo-banner-text {
  font-size: 0.78rem;
  font-weight: 500;
  color: #a7f3d0;
}

.stop-demo-btn {
  background: rgba(239, 68, 68, 0.2);
  border: 1px solid rgba(239, 68, 68, 0.5);
  color: #fca5a5;
  border-radius: 12px;
  padding: 2px 8px;
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.stop-demo-btn:hover {
  background: rgba(239, 68, 68, 0.35);
  border-color: rgba(239, 68, 68, 0.8);
}

.alexa-ring-wrapper {
  position: relative;
  width: 120px;
  height: 120px;
}

.alexa-ring {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.ring-core {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: #070b14;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  z-index: 2;
  box-shadow: inset 0 0 15px rgba(0, 0, 0, 0.8);
}

/* Orb Animations & States */
.alexa-ring.idle {
  background: conic-gradient(from 0deg, var(--alexa-cyan), var(--alexa-blue), var(--alexa-purple), var(--alexa-cyan));
  box-shadow: 0 0 24px rgba(0, 210, 255, 0.3);
  animation: ring-rotate 10s linear infinite;
}

.alexa-ring.listening {
  background: conic-gradient(from 0deg, #00d2ff, #38bdf8, #00e5ff, #00d2ff);
  box-shadow: 0 0 40px rgba(0, 210, 255, 0.8);
  animation: ring-pulse 1.2s ease-in-out infinite, ring-rotate 2.5s linear infinite;
  transform: scale(1.08);
}

.alexa-ring.speaking {
  background: conic-gradient(from 0deg, #9d4edd, #0078ff, #00d2ff, #9d4edd);
  box-shadow: 0 0 36px rgba(157, 78, 221, 0.7);
  animation: ring-pulse 1.5s ease-in-out infinite, ring-rotate 3s linear infinite;
}

@keyframes ring-rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes ring-pulse {
  0%, 100% { transform: scale(1); filter: brightness(1); }
  50% { transform: scale(1.08); filter: brightness(1.3); }
}

.status-indicator {
  margin-top: 0.5rem;
  font-size: 0.82rem;
  color: #94a3b8;
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Transcript Section */
.transcript-section {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  margin: 0.4rem 0;
  background: rgba(15, 23, 42, 0.4);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  overflow: hidden;
  backdrop-filter: blur(12px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.transcript-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.65rem 1.1rem;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--border-card);
  font-size: 0.73rem;
  font-weight: 600;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.text-btn {
  background: none;
  border: none;
  color: #94a3b8;
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 500;
  transition: color 0.2s;
}
.text-btn:hover { color: #f8fafc; }

.chat-history {
  flex: 1;
  overflow-y: auto;
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  scrollbar-width: thin;
  scrollbar-color: rgba(56, 189, 248, 0.2) transparent;
}

.chat-history::-webkit-scrollbar {
  width: 6px;
}
.chat-history::-webkit-scrollbar-thumb {
  background: rgba(56, 189, 248, 0.2);
  border-radius: 3px;
}

/* Chat Bubbles */
.chat-row {
  display: flex;
  flex-direction: column;
  max-width: 82%;
  animation: fadeIn 0.25s ease forwards;
}

.chat-row.user {
  align-self: flex-end;
  align-items: flex-end;
}

.chat-row.assistant {
  align-self: flex-start;
  align-items: flex-start;
}

.bubble {
  padding: 0.85rem 1.15rem;
  border-radius: 18px;
  font-size: 0.92rem;
  line-height: 1.5;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.chat-row.user .bubble {
  background: var(--user-bubble);
  color: #f8fafc;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom-right-radius: 4px;
}

.chat-row.assistant .bubble {
  background: var(--alexa-bubble);
  border: 1px solid var(--alexa-bubble-border);
  color: #f0f9ff;
  border-bottom-left-radius: 4px;
}

/* Tool called chips */
.tool-chips-container {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.tool-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--chip-bg);
  color: var(--chip-text);
  border: 1px solid var(--chip-border);
  border-radius: 8px;
  padding: 3px 9px;
  font-size: 0.72rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

/* Quick prompt chips */
.quick-chips {
  display: flex;
  align-items: center;
  gap: 7px;
  overflow-x: auto;
  padding: 0.4rem 0;
  scrollbar-width: none;
}
.quick-chips::-webkit-scrollbar { display: none; }

.chips-label {
  font-size: 0.74rem;
  font-weight: 500;
  color: #64748b;
  white-space: nowrap;
}

.chip-btn {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(56, 189, 248, 0.16);
  color: #94a3b8;
  border-radius: 18px;
  padding: 5px 12px;
  font-size: 0.75rem;
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.chip-btn:hover {
  background: rgba(14, 165, 233, 0.18);
  color: #38bdf8;
  border-color: rgba(56, 189, 248, 0.45);
  transform: translateY(-1px);
}

/* Input Bar */
.input-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-top: 0.5rem;
}

.mic-button {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: none;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  border: 1px solid rgba(56, 189, 248, 0.25);
  color: #38bdf8;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  flex-shrink: 0;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
}

.mic-button:hover {
  background: linear-gradient(135deg, #334155, #1e293b);
  border-color: rgba(56, 189, 248, 0.5);
  transform: scale(1.05);
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.3);
}

.mic-button.recording {
  background: #ef4444;
  color: white;
  border-color: #f87171;
  animation: pulse-red 1s infinite;
}

@keyframes pulse-red {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.6); }
  50% { box-shadow: 0 0 0 12px rgba(239, 68, 68, 0); }
}

.mic-svg {
  width: 22px;
  height: 22px;
}

.chat-form {
  flex: 1;
  display: flex;
  background: rgba(15, 23, 42, 0.55);
  border: 1px solid var(--border-card);
  border-radius: 28px;
  padding: 5px 6px 5px 16px;
  align-items: center;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(10px);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.chat-form:focus-within {
  border-color: rgba(56, 189, 248, 0.5);
  box-shadow: 0 0 16px rgba(14, 165, 233, 0.25);
}

.chat-form input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.92rem;
  outline: none;
}

.chat-form input::placeholder {
  color: #64748b;
}

.send-btn {
  background: linear-gradient(135deg, #0284c7, #2563eb);
  color: white;
  border: none;
  border-radius: 20px;
  padding: 7px 18px;
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 2px 10px rgba(37, 99, 235, 0.35);
}

.send-btn:hover {
  background: linear-gradient(135deg, #0369a1, #1d4ed8);
  box-shadow: 0 0 16px rgba(37, 99, 235, 0.5);
  transform: translateY(-1px);
}
/* Right Side Dashboard */
.dashboard-panel {
  background: var(--bg-panel);
  border-left: 1px solid var(--border-card);
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  backdrop-filter: blur(16px);
  scrollbar-width: thin;
  scrollbar-color: rgba(56, 189, 248, 0.2) transparent;
}

.dashboard-panel::-webkit-scrollbar {
  width: 6px;
}
.dashboard-panel::-webkit-scrollbar-thumb {
  background: rgba(56, 189, 248, 0.2);
  border-radius: 3px;
}

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

.panel-header h2 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  background: linear-gradient(135deg, #ffffff 50%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.refresh-indicator {
  font-size: 0.72rem;
  font-weight: 500;
  color: #64748b;
  display: flex;
  align-items: center;
  gap: 4px;
}

.state-cards {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.state-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 14px;
  padding: 1rem;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(10px);
}

.state-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-card-hover);
  box-shadow: 0 6px 20px rgba(0, 210, 255, 0.08);
  transform: translateY(-2px);
}

.card-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 0.75rem;
}

.card-title .icon {
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-title h3 {
  font-size: 0.92rem;
  font-weight: 600;
  color: #f1f5f9;
  flex: 1;
}

.badge {
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 0.72rem;
  font-weight: 600;
  color: #38bdf8;
}

.card-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 190px;
  overflow-y: auto;
  padding-right: 2px;
  scrollbar-width: thin;
  scrollbar-color: rgba(56, 189, 248, 0.15) transparent;
}

.card-list::-webkit-scrollbar {
  width: 4px;
}
.card-list::-webkit-scrollbar-thumb {
  background: rgba(56, 189, 248, 0.2);
  border-radius: 2px;
}

.list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 7px 11px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 8px;
  font-size: 0.86rem;
  transition: all 0.2s ease;
  animation: fadeIn 0.25s ease;
}

.list-item:hover {
  background: rgba(30, 41, 59, 0.8);
  border-color: rgba(56, 189, 248, 0.2);
}

.list-item .main-text {
  font-weight: 500;
  color: #e2e8f0;
}

.list-item .sub-text {
  font-size: 0.74rem;
  font-weight: 500;
  color: #94a3b8;
  background: rgba(255, 255, 255, 0.04);
  padding: 2px 6px;
  border-radius: 4px;
}

.empty-state {
  font-size: 0.8rem;
  color: #64748b;
  font-style: italic;
  padding: 8px 4px;
  text-align: center;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}