/**
 * Full-screen AI Hero Banner — 12-col grid (9fr + 3fr desktop).
 */

.dt-hb.hero-banner {
  --dt-hb-bg-color: #0f172a;
  --dt-hb-bg-gradient: linear-gradient(
    135deg,
    #0f172a 0%,
    #2563eb 25%,
    #7c3aed 50%,
    #ec4899 75%,
    #f97316 100%
  );
  --dt-hb-overlay-opacity: 0.2;
  --dt-hb-avatar-frame-max: min(360px, 42vh);
  --dt-hb-content-max: 1100px;
  --dt-hb-convo-max-height: 120px;

  position: relative;
  width: 100%;
  min-height: calc(100vh - var(--dt-header-height, 0px));
  display: flex;
  flex-direction: column;
  overflow-x: clip;
  overflow-y: auto;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: #f8fafc;
  background: var(--dt-hb-bg-color);
  margin: 0;
  padding: 0;
}

.dt-hb-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-color: var(--dt-hb-bg-color);
  background-image: var(--dt-hb-bg-gradient);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.dt-hb-bg.dt-hb-bg-animate {
  background-size: 400% 400%;
  animation: dt-hb-gradient-flow 20s ease infinite;
}

@keyframes dt-hb-gradient-flow {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.dt-hb-bg-video {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.dt-hb-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--dt-hb-overlay-color, #0f172a);
  opacity: var(--dt-hb-overlay-opacity, 0.2);
  pointer-events: none;
}

.dt-hb-shell {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  width: 100%;
  min-height: calc(100vh - var(--dt-header-height, 0px));
}

.dt-hb-main-grid {
  display: grid;
  grid-template-columns: 9fr 3fr;
  align-items: start;
  flex: 1;
  width: 100%;
  min-height: 0;
}

.dt-hb-grid {
  position: relative;
  z-index: 1;
  display: contents;
}

.dt-hb-content {
  grid-column: 1;
  padding: clamp(24px, 5vw, 64px) clamp(20px, 4vw, 48px);
  max-width: var(--dt-hb-content-max);
  width: 100%;
  justify-self: center;
  position: relative;
  min-height: 280px;
}

.dt-hb-assistant-col,
.dt-hb-avatar-col {
  grid-column: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
  padding: clamp(16px, 3vw, 32px);
  min-height: auto;
  overflow: visible;
  align-self: start;
  position: relative;
  z-index: 2;
}

.dt-hb-assistant-col.is-top,
.dt-hb-avatar-col.is-top {
  justify-content: flex-start;
}

.dt-hb-assistant-col.is-bottom,
.dt-hb-avatar-col.is-bottom {
  justify-content: flex-end;
}

/* Glassmorphism avatar frame */
.avatar-frame {
  width: 100%;
  max-width: var(--dt-hb-avatar-frame-max);
  aspect-ratio: 1 / 1;
  border-radius: 24px;
  overflow: hidden;
  position: relative;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow:
    0 20px 50px rgba(0, 0, 0, 0.25),
    0 0 40px rgba(124, 58, 237, 0.35),
    0 0 80px rgba(37, 99, 235, 0.2);
  animation: dt-hb-float-avatar 6s ease-in-out infinite;
  display: flex;
  align-items: center;
  justify-content: center;
}

@keyframes dt-hb-float-avatar {
  0% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
  100% { transform: translateY(0); }
}

.avatar-frame-inner {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  box-sizing: border-box;
}

.avatar-frame .dt-ai-portrait-host,
.avatar-frame .dt-ai-lipsync-canvas,
.avatar-frame .avatar-frame-inner > img:not(.dt-avatar-layer),
.avatar-frame video {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
  background: transparent;
}

.dt-avatar-portrait,
#dealerstools-hero-banner .dt-avatar-portrait {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 1;
  visibility: visible;
}

/* Ensure hero portrait is never hidden by theme/overrides */
#dealerstools-hero-banner .avatar-image,
#dealerstools-hero-banner .avatar-portrait,
#dealerstools-hero-banner .dt-avatar-portrait,
#dealerstools-hero-banner .hero-avatar-image,
#dealerstools-hero-banner .dt-hero-portrait-img,
#dealerstools-hero-banner .avatar-frame-inner > img:not(.dt-avatar-layer),
#dealerstools-hero-banner .avatar-frame .dt-avatar-layer-portrait,
#dealerstools-hero-banner .avatar-frame .portrait-layer {
  display: block !important;
  opacity: 1 !important;
  visibility: visible !important;
  width: 100% !important;
  height: 100% !important;
  max-width: 100% !important;
  max-height: 100% !important;
  object-fit: contain !important;
  position: relative;
  z-index: 2;
}

.avatar-frame .dt-ai-portrait-state {
  display: none;
}

.dt-avatar-layers-host,
.avatar-container {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 200px;
}

.dt-avatar-layers {
  position: relative;
  width: 100%;
  height: 100%;
}

/* Layer 1 — portrait base (never swapped during animation) */
.dt-avatar-layer-portrait,
.portrait-layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
  pointer-events: none;
  z-index: 1;
}

/* Layers 2–3 — eye/mouth overlays (src swaps only; size set in JS) */
.dt-avatar-layer--overlay,
.eye-layer,
.mouth-layer {
  position: absolute;
  display: block;
  pointer-events: none;
  object-fit: contain;
}

.dt-avatar-layer-eyes,
.eye-layer {
  z-index: 2;
}

.dt-avatar-layer-mouth,
.mouth-layer {
  z-index: 3;
}

.dt-avatar-layer--full.dt-avatar-layer--overlay {
  inset: 0;
  width: 100%;
  height: 100%;
}

#dealerstools-hero-banner .dt-hb-tts-test-btn {
  display: none !important;
}

.dt-hb-voice-engine-host {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
  pointer-events: none;
}

.dt-hb-avatar-error {
  width: 100%;
  max-width: var(--dt-hb-avatar-frame-max, 420px);
  margin: 0 0 12px;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(220, 38, 38, 0.15);
  border: 1px solid rgba(248, 113, 113, 0.45);
  color: #fecaca;
  font-size: 13px;
  line-height: 1.45;
  text-align: left;
}

#dealerstools-hero-banner .dt-hb-mic-panel,
.dt-hb-mic-panel.dt-hb-mic-panel--visible,
.dt-hb-mic-panel {
  display: flex !important;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  visibility: visible !important;
  opacity: 1 !important;
  flex-shrink: 0;
  position: relative;
  z-index: 50;
  width: 100%;
  max-width: var(--dt-hb-avatar-frame-max);
  margin-top: 4px;
}

#dealerstools-hero-banner button.dt-hb-mic-btn {
  box-sizing: border-box !important;
  display: inline-flex !important;
  visibility: visible !important;
  opacity: 1 !important;
  width: 72px !important;
  height: 72px !important;
  min-width: 72px !important;
  min-height: 72px !important;
  padding: 0 !important;
  margin: 0 !important;
  line-height: 1 !important;
  border-radius: 50% !important;
  background: var(--dt-accent, #2563eb) !important;
  color: #fff !important;
  z-index: 51;
  flex-shrink: 0;
  cursor: pointer !important;
  border: 0 !important;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.55);
  -webkit-appearance: none !important;
  appearance: none !important;
  font-family: inherit !important;
}

#dealerstools-hero-banner .dt-hb-mic-btn .dt-hb-mic-glyph {
  display: none !important;
}

#dealerstools-hero-banner .dt-hb-mic-btn svg.dt-hb-mic-icon {
  width: 32px !important;
  height: 32px !important;
  min-width: 32px !important;
  min-height: 32px !important;
  display: block !important;
  flex-shrink: 0;
  fill: currentColor !important;
  color: #fff !important;
  margin: 0 auto;
}

.dt-hb-mic-hint {
  margin: 0;
  font-size: 12px;
  color: #cbd5e1;
  text-align: center;
  max-width: var(--dt-hb-avatar-frame-max);
}

.dt-hb-start-conversation,
.dt-hb-start-btn,
.start-conversation {
  display: none !important;
  margin: 0 !important;
  padding: 0 !important;
  height: 0 !important;
  overflow: hidden !important;
  visibility: hidden !important;
}

/* Welcome speech bubble (shown before first interaction / if autoplay blocked) */
.dt-hb-welcome-bubble {
  position: relative;
  width: 100%;
  max-width: var(--dt-hb-avatar-frame-max, 360px);
  margin: 0 0 12px;
  padding: 14px 16px;
  border-radius: 16px 16px 16px 4px;
  background: rgba(255, 255, 255, 0.95);
  color: #0f172a;
  box-shadow: 0 8px 28px rgba(15, 23, 42, 0.22);
  text-align: left;
  animation: dt-hb-bubble-float 3s ease-in-out infinite;
}

.dt-hb-welcome-bubble::after {
  content: "";
  position: absolute;
  left: 28px;
  bottom: -8px;
  width: 14px;
  height: 14px;
  background: rgba(255, 255, 255, 0.95);
  transform: rotate(45deg);
  box-shadow: 4px 4px 8px rgba(15, 23, 42, 0.08);
}

.dt-hb-welcome-bubble[hidden] {
  display: none !important;
}

.dt-hb-welcome-bubble-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.45;
  font-weight: 500;
}

@keyframes dt-hb-bubble-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

/* Avatar idle animation while waiting for first user interaction */
#dealerstools-hero-banner.is-awaiting-interaction .avatar-frame,
.dt-avatar-layers.is-awaiting-interaction {
  animation: dt-hb-avatar-await 2.8s ease-in-out infinite;
  filter: drop-shadow(0 0 14px rgba(91, 141, 239, 0.35));
}

@keyframes dt-hb-avatar-await {
  0%, 100% {
    transform: scale(1) translateY(0);
  }
  50% {
    transform: scale(1.02) translateY(-3px);
  }
}

.dt-hb-voice-error {
  margin: 0;
  max-width: var(--dt-hb-avatar-frame-max);
  font-size: 12px;
  line-height: 1.4;
  color: #fecaca;
  text-align: center;
}

.dt-hb-title {
  margin: 0 0 12px;
  font-size: clamp(1.75rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.dt-hb-subtitle {
  margin: 0 0 12px;
  font-size: clamp(1rem, 2vw, 1.35rem);
  font-weight: 600;
  color: #94a3b8;
}

.dt-hb-desc {
  margin: 0 0 24px;
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  line-height: 1.55;
  color: #cbd5e1;
  max-width: 56ch;
}

.dt-hb-search-wrap {
  position: relative;
  max-width: 600px;
  width: 100%;
  margin: 20px 0 0;
}

.dt-hb-search-form {
  position: relative;
  margin: 0;
}

.dt-hb-search-input {
  width: 100%;
  height: 48px;
  padding: 0 52px 0 16px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  border-radius: 12px;
  background: rgba(15, 23, 42, 0.55);
  color: #f8fafc;
  font-size: 16px;
  outline: none;
  box-sizing: border-box;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.dt-hb-search-input::placeholder {
  color: #94a3b8;
}

.dt-hb-search-input:focus {
  border-color: var(--dt-accent, #5b8def);
  box-shadow: 0 0 0 3px rgba(91, 141, 239, 0.25);
}

.dt-hb-search-btn {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  padding: 0;
  border: 0;
  border-radius: 8px;
  background: var(--dt-accent, #2563eb);
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s, transform 0.15s;
}

.dt-hb-search-btn:hover:not(:disabled) {
  opacity: 0.92;
}

.dt-hb-search-btn:disabled {
  opacity: 0.55;
  cursor: wait;
}

.dt-hb-search-icon {
  display: block;
  flex-shrink: 0;
}

.dt-hb-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border-radius: 10px;
  border: 1px solid rgba(248, 250, 252, 0.35);
  color: #f8fafc;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  transition: background 0.2s, border-color 0.2s;
}

.dt-hb-cta:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

/* State transitions */
.dt-hb-state-default,
.dt-hb-state-results {
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.dt-hb.is-searching .dt-hb-state-default,
.dt-hb.has-results .dt-hb-state-default {
  opacity: 0;
  pointer-events: none;
  position: absolute;
  visibility: hidden;
  transform: translateY(-8px);
}

.dt-hb-state-results {
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
}

.dt-hb.is-searching .dt-hb-state-results,
.dt-hb.has-results .dt-hb-state-results {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  position: relative;
  visibility: visible;
}

.dt-hb-content {
  position: relative;
  min-height: 280px;
}

/* Compact branding — visible during search/results */
.dt-hb-compact-brand {
  display: none;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.dt-hb.has-results .dt-hb-compact-brand,
.dt-hb.is-searching .dt-hb-compact-brand {
  display: block;
}

.dt-hb-compact-title {
  display: block;
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 4px;
  color: #f8fafc;
}

.dt-hb-compact-sub {
  margin: 0;
  font-size: 0.85rem;
  color: #94a3b8;
}

.dt-hb-search-inline {
  margin-bottom: 16px;
}

/* Loading */
.dt-hb-loading {
  padding: 16px 0 20px;
}

.dt-hb-loading-msg {
  margin: 0 0 12px;
  font-size: 15px;
  color: #e2e8f0;
}

.dt-hb-progress {
  height: 4px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 8px;
}

.dt-hb-progress-bar {
  height: 100%;
  width: 40%;
  background: var(--dt-accent, #2563eb);
  border-radius: 4px;
  animation: dt-hb-progress 1.2s ease-in-out infinite;
}

@keyframes dt-hb-progress {
  0% { transform: translateX(-100%); }
  50% { transform: translateX(120%); }
  100% { transform: translateX(280%); }
}

.dt-hb-status {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #94a3b8;
  margin: 0;
}

.dt-hb-back {
  border: 0;
  background: transparent;
  color: #94a3b8;
  font-size: 13px;
  cursor: pointer;
  padding: 0 0 12px;
  text-decoration: underline;
}

.dt-hb-back:hover {
  color: #f8fafc;
}

/* Results */
.dt-hb-results-host {
  max-height: min(58vh, 520px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding-right: 4px;
}

.dt-hb-summary {
  margin: 0 0 16px;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 10px;
  font-size: 14px;
  line-height: 1.5;
  color: #e2e8f0;
}

/* Hero banner product cards */
.dt-hb-product-card {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  padding: 14px;
  margin-bottom: 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 12px;
  transition: border-color 0.2s, background 0.2s;
}

.dt-hb-product-card:hover {
  border-color: rgba(148, 163, 184, 0.45);
  background: rgba(255, 255, 255, 0.09);
}

.dt-hb-product-card img {
  width: 88px;
  height: 88px;
  object-fit: contain;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.2);
  flex-shrink: 0;
}

.dt-hb-product-body {
  flex: 1;
  min-width: 180px;
}

.dt-hb-product-body h4 {
  margin: 0 0 6px;
  font-size: 16px;
  color: #f8fafc;
}

.dt-hb-product-price {
  font-weight: 700;
  color: #93c5fd;
  margin-bottom: 6px;
  font-size: 15px;
}

.dt-hb-product-desc {
  margin: 0 0 10px;
  font-size: 13px;
  color: #94a3b8;
  line-height: 1.4;
}

.dt-hb-product-attrs {
  margin: 0 0 10px;
  font-size: 12px;
  line-height: 1.45;
  color: #cbd5e1;
}

.dt-hb-product-attrs dt {
  font-weight: 600;
  margin: 4px 0 0;
}

.dt-hb-product-attrs dd {
  margin: 0 0 4px;
  padding: 0;
}

.dt-hb-product-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  width: 100%;
}

/* Hero in-banner product detail + configurator */
.dt-hb-product-detail {
  background: rgba(15, 23, 42, 0.92);
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-radius: 12px;
  padding: 16px;
  margin-top: 12px;
}

.dt-hb-product-detail-media {
  margin: 12px 0;
  text-align: center;
}

.dt-hb-detail-img {
  max-width: 100%;
  max-height: 280px;
  object-fit: contain;
  border-radius: 8px;
  background: #0f172a;
}

.dt-hb-config-step {
  font-weight: 600;
  color: #93c5fd;
  margin: 0 0 10px;
}

.dt-hb-config-hint {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.45;
  color: #cbd5e1;
}

.dt-hb-config-group {
  margin-bottom: 12px;
}

.dt-hb-config-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: #cbd5e1;
  margin-bottom: 6px;
}

.dt-hb-config-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.dt-hb-config-chip {
  border: 1px solid rgba(148, 163, 184, 0.4);
  background: rgba(30, 41, 59, 0.9);
  color: #f8fafc;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  cursor: pointer;
}

.dt-hb-config-chip.is-selected {
  background: #2563eb;
  border-color: #2563eb;
}

.dt-hb-config-summary {
  margin: 8px 0 12px;
  font-size: 13px;
  color: #e2e8f0;
  line-height: 1.5;
}

.dt-hb-qty-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.dt-hb-qty-input {
  width: 64px;
  text-align: center;
  padding: 6px;
  border-radius: 6px;
  border: 1px solid rgba(148, 163, 184, 0.4);
  background: #0f172a;
  color: #f8fafc;
}

.avatar-frame-inner .dt-avatar-static-eyes,
.avatar-frame-inner .dt-avatar-static-mouth {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
  z-index: 3;
}

.avatar-frame-inner .dt-avatar-static-mouth {
  z-index: 4;
}

.avatar-frame-inner.dt-avatar-controller-host,
.avatar-frame-inner .dt-avatar-controller-host,
.dt-avatar-layers.dt-avatar-controller-host {
  position: relative;
  overflow: hidden;
}

/* CSS fallback overlays — visible when PNG lip-sync assets are missing */
.avatar-frame-inner.dt-avatar-css-mode .dt-css-eyes,
.avatar-frame-inner.dt-avatar-css-mode .dt-css-mouth,
.dt-avatar-controller-host .dt-css-eyes,
.dt-avatar-controller-host .dt-css-mouth {
  display: block;
}

.dt-avatar-css-eyes,
.dt-avatar-css-mouth {
  display: none;
}

.dt-avatar-controller-host .dt-avatar-css-eyes,
.dt-avatar-controller-host .dt-avatar-css-mouth {
  display: block;
}

.dt-avatar-css-eyes {
  position: absolute;
  left: 32%;
  top: 28%;
  width: 36%;
  height: 14%;
  border-radius: 40%;
  background: rgba(15, 23, 42, 0.55);
  transform-origin: center center;
  transform: scaleY(1);
  transition: transform 0.12s ease;
  pointer-events: none;
  z-index: 3;
  opacity: 0.85;
}

.dt-avatar-css-eyes.is-blink {
  transform: scaleY(0.08);
}

.dt-avatar-css-mouth {
  position: absolute;
  left: 38%;
  top: 66%;
  width: 24%;
  height: 8%;
  border-radius: 50%;
  background: rgba(120, 45, 45, 0.45);
  transform-origin: center top;
  transform: scaleY(0.55);
  transition: transform 0.08s ease;
  pointer-events: none;
  z-index: 4;
}

.dt-avatar-css-mouth.is-open {
  transform: scaleY(1.45);
}

.avatar-frame-inner {
  position: relative;
  overflow: hidden;
}

.avatar-frame-inner .dt-ai-portrait-wrap {
  position: relative;
  display: inline-block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
}

.avatar-frame-inner .dt-ai-lips {
  position: absolute;
  left: 50%;
  bottom: 26%;
  transform: translateX(-50%);
  width: 42%;
  min-width: 36px;
  max-width: 56px;
  height: 14px;
  z-index: 4;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.avatar-frame-inner.dt-ai-portrait-talking .dt-ai-lips,
.avatar-frame-inner .dt-ai-portrait-wrap.dt-ai-portrait-talking .dt-ai-lips,
.avatar-frame-inner.is-avatar-speaking .dt-ai-lips {
  opacity: 1;
}

.avatar-frame-inner.is-avatar-speaking .dt-hero-portrait-img,
.avatar-frame-inner.is-avatar-speaking .dt-ai-portrait-img,
.avatar-frame-inner .dt-ai-portrait-wrap.dt-ai-portrait-talking .dt-hero-portrait-img,
.avatar-frame-inner .dt-ai-portrait-wrap.dt-ai-portrait-talking .dt-ai-portrait-img {
  animation: dt-hero-portrait-jaw 0.22s ease-in-out infinite alternate;
  transform-origin: center 78%;
}

@keyframes dt-hero-portrait-jaw {
  from {
    transform: scale(1) translateY(0);
  }
  to {
    transform: scale(1.03, 1.01) translateY(3px);
  }
}

.avatar-frame-inner.dt-avatar-css-mode.is-speaking .dt-css-mouth,
.avatar-frame-inner.is-avatar-speaking.dt-avatar-css-mode .dt-css-mouth {
  animation: dt-hero-css-mouth-talk 0.14s ease-in-out infinite alternate;
}

@keyframes dt-hero-css-mouth-talk {
  from {
    transform: scaleY(0.55);
  }
  to {
    transform: scaleY(1.45);
  }
}

.dt-hb-btn {
  border: 0;
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.dt-hb-btn-primary {
  background: var(--dt-accent, #2563eb);
  color: #fff;
}

.dt-hb-btn-secondary {
  background: transparent;
  color: #e2e8f0;
  border: 1px solid rgba(148, 163, 184, 0.45);
}

.dt-hb-service-card {
  padding: 14px;
  margin-bottom: 10px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 10px;
  font-size: 14px;
  line-height: 1.5;
  color: #e2e8f0;
}

.dt-hb-empty {
  color: #94a3b8;
  font-size: 14px;
  padding: 12px 0;
}

/* Mobile: stack content → avatar → mic → conversation */
@media (max-width: 768px) {
  .dt-hb.hero-banner {
    min-height: calc(100vh - var(--dt-header-height, 0px));
  }

  .dt-hb-main-grid {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .dt-hb-content {
    grid-column: 1;
    order: 1;
    max-width: none;
    justify-self: stretch;
    overflow-y: auto;
  }

  .dt-hb-assistant-col,
  .dt-hb-avatar-col {
    grid-column: 1;
    order: 2;
    padding: 16px;
  }

  .avatar-frame {
    max-width: min(280px, 72vw);
  }

  .dt-hb-results-host {
    max-height: none;
  }

  .dt-hb-conversation-panel:not(.is-collapsed) .dt-hb-convo-body {
    max-height: 280px;
  }

  .dt-hb-conversation-panel:not(.is-collapsed) .dt-hb-conversation-log,
  .dt-hb-conversation-panel:not(.is-collapsed) .conversation-history {
    max-height: 240px;
  }

  .dt-hb-convo-thread,
  .dt-hb-conversation-panel {
    max-width: 100%;
    margin-left: 0;
    margin-right: 0;
  }

  .dt-hb-convo-msg {
    width: 100%;
    max-width: 100%;
  }

  .dt-hb-search-wrap {
    max-width: 100%;
    padding: 0;
  }

  .dt-hb-hero-slider .dt-hb-search-wrap {
    padding: 0;
  }

  .dt-hb-action-menu {
    flex-direction: column;
    align-items: stretch;
  }

  .dt-hb-action-chip {
    width: 100%;
    text-align: center;
  }

  .dt-hb-slide-title {
    font-size: clamp(36px, 9vw, 52px);
  }

  .dt-hb-conversation-panel.is-collapsed .dt-hb-conversation-log {
    max-height: 96px;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .avatar-frame {
    max-width: min(320px, 28vw);
  }
}

@media (prefers-reduced-motion: reduce) {
  .dt-hb-state-default,
  .dt-hb-state-results,
  .dt-hb-progress-bar,
  .avatar-frame,
  .dt-hb-bg.dt-hb-bg-animate {
    transition: none;
    animation: none;
  }
}

.dt-hb .screen-reader-text {
  border: 0;
  clip: rect(1px, 1px, 1px, 1px);
  clip-path: inset(50%);
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  width: 1px;
  word-wrap: normal !important;
}

.dt-hb-connect-notice {
  margin: 12px 0 0;
  padding: 10px 12px;
  border-radius: 8px;
  background: rgba(251, 191, 36, 0.15);
  border: 1px solid rgba(251, 191, 36, 0.35);
  color: #fde68a;
  font-size: 13px;
}

/* Microphone panel */
.dt-hb-mic-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: 100%;
  max-width: var(--dt-hb-avatar-frame-max);
}

.dt-hb-mic-btn {
  position: relative;
  box-sizing: border-box;
  width: 72px;
  height: 72px;
  min-width: 72px;
  min-height: 72px;
  padding: 0;
  margin: 0;
  border-radius: 50%;
  border: 0;
  background: var(--dt-accent, #2563eb);
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.45);
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s;
  -webkit-appearance: none;
  appearance: none;
  font-family: inherit;
  line-height: 1;
}

.dt-hb-mic-btn:hover:not(:disabled) {
  transform: scale(1.04);
  box-shadow: 0 10px 28px rgba(37, 99, 235, 0.55);
}

.dt-hb-mic-btn:disabled {
  opacity: 0.6;
  cursor: wait;
}

.dt-hb-mic-btn.is-listening,
.dt-hb-mic-btn.is-recording {
  background: #dc2626;
  box-shadow: 0 0 0 0 rgba(220, 38, 38, 0.5);
  animation: dt-hb-mic-pulse 1.4s ease infinite;
}

.dt-hb-mic-btn.is-processing {
  background: #7c3aed;
  animation: none;
}

.dt-hb-mic-btn.is-thinking {
  background: #7c3aed;
  animation: none;
  opacity: 0.9;
  cursor: wait;
}

.dt-hb-thinking {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 4px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(124, 58, 237, 0.18);
  border: 1px solid rgba(167, 139, 250, 0.35);
  color: #e9d5ff;
  font-size: 13px;
  font-weight: 600;
}

.dt-hb-thinking[hidden] {
  display: none !important;
}

.dt-hb-thinking-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(233, 213, 255, 0.35);
  border-top-color: #c4b5fd;
  border-radius: 50%;
  animation: dt-hb-thinking-spin 0.8s linear infinite;
  flex-shrink: 0;
}

@keyframes dt-hb-thinking-spin {
  to { transform: rotate(360deg); }
}

.dt-hb-thinking-dots span {
  animation: dt-hb-thinking-dot 1.2s ease infinite;
  opacity: 0.25;
}

.dt-hb-thinking-dots span:nth-child(2) {
  animation-delay: 0.15s;
}

.dt-hb-thinking-dots span:nth-child(3) {
  animation-delay: 0.3s;
}

@keyframes dt-hb-thinking-dot {
  0%, 80%, 100% { opacity: 0.25; }
  40% { opacity: 1; }
}

#dealerstools-hero-banner.is-thinking .avatar-frame {
  animation: dt-hb-avatar-breathe 2.4s ease-in-out infinite;
}

.dt-avatar-layers.is-thinking,
.is-avatar-thinking .dt-avatar-layers {
  filter: drop-shadow(0 0 18px rgba(124, 58, 237, 0.45));
  animation: dt-hb-avatar-breathe 2.4s ease-in-out infinite;
}

@keyframes dt-hb-avatar-breathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.015); }
}

@keyframes dt-hb-mic-pulse {
  0% { box-shadow: 0 0 0 0 rgba(220, 38, 38, 0.55); }
  70% { box-shadow: 0 0 0 16px rgba(220, 38, 38, 0); }
  100% { box-shadow: 0 0 0 0 rgba(220, 38, 38, 0); }
}

.dt-hb-mic-icon {
  display: block;
}

.dt-hb-mic-status {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  color: #94a3b8;
  text-align: center;
  min-height: 1.2em;
}

.dt-hb-mic-status.is-active {
  color: #fca5a5;
}

/* Speech-to-text transcript */
.dt-hb-transcript {
  width: 100%;
  max-width: var(--dt-hb-avatar-frame-max);
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(15, 23, 42, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.dt-hb-transcript-label {
  margin: 0 0 8px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #94a3b8;
}

.dt-hb-transcript-text {
  min-height: 48px;
  max-height: 120px;
  overflow-y: auto;
  font-size: 15px;
  line-height: 1.45;
  color: #f8fafc;
  word-break: break-word;
}

.dt-hb-transcript-text .is-partial {
  color: #cbd5e1;
  font-style: italic;
}

/* Conversation history — bottom of hero shell */
.dt-hb-convo-thread,
.dt-hb-conversation-panel {
  width: 100%;
  max-width: var(--dt-hb-content-max);
  margin: 40px auto 0;
  padding: 16px clamp(24px, 5vw, 64px) 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: transparent;
  flex-shrink: 0;
}

.dt-hb-shell > .dt-hb-conversation-panel {
  margin-top: 40px;
}

.dt-hb-content .dt-hb-conversation-panel {
  display: none;
}

.dt-hb-conversation-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.dt-hb-conversation-panel.is-collapsed .dt-hb-conversation-head {
  margin-bottom: 0;
}

.dt-hb-conversation-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 1 1 auto;
}

.dt-hb-convo-accordion-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 1 1 auto;
  margin: 0;
  padding: 0;
  border: none;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.dt-hb-convo-accordion-toggle:hover .dt-hb-conversation-title,
.dt-hb-convo-accordion-toggle:focus-visible .dt-hb-conversation-title {
  color: #e2e8f0;
}

.dt-hb-convo-accordion-toggle:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.55);
  border-radius: 6px;
}

.dt-hb-conversation-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: #f8fafc;
}

.dt-hb-convo-accordion-icon {
  flex-shrink: 0;
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1;
  color: #94a3b8;
}

.dt-hb-copy-convo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid rgba(148, 163, 184, 0.4);
  border-radius: 8px;
  background: transparent;
  color: #94a3b8;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.dt-hb-copy-convo:hover,
.dt-hb-copy-convo:focus-visible {
  color: #f8fafc;
  border-color: rgba(248, 250, 252, 0.5);
  background: rgba(30, 41, 59, 0.65);
  outline: none;
}

.dt-hb-copy-convo:focus-visible {
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.55);
}

.dt-hb-copy-convo-icon {
  display: block;
}

.dt-hb-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.dt-hb-convo-copy-toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  z-index: 10050;
  max-width: min(92vw, 360px);
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  text-align: center;
  color: #f8fafc;
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(148, 163, 184, 0.35);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  pointer-events: none;
}

.dt-hb-convo-copy-toast.is-success {
  border-color: rgba(34, 197, 94, 0.45);
}

.dt-hb-convo-copy-toast.is-error {
  border-color: rgba(248, 113, 113, 0.5);
  color: #fecaca;
}

.dt-hb-clear-convo {
  border: 1px solid rgba(148, 163, 184, 0.4);
  background: transparent;
  color: #94a3b8;
  font-size: 12px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}

.dt-hb-clear-convo:hover {
  color: #f8fafc;
  border-color: rgba(248, 250, 252, 0.5);
}

.dt-hb-convo-body {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, opacity 0.3s ease;
}

.dt-hb-conversation-panel:not(.is-collapsed) .dt-hb-convo-body {
  max-height: 360px;
  opacity: 1;
}

.dt-hb-conversation-panel:not(.is-collapsed) .dt-hb-conversation-log,
.dt-hb-conversation-panel:not(.is-collapsed) .conversation-history {
  max-height: 320px;
}

.dt-hb-conversation-log,
.conversation-history {
  max-height: var(--dt-hb-convo-max-height);
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  scroll-behavior: smooth;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-right: 6px;
  width: 100%;
  box-sizing: border-box;
}

.dt-hb-conversation-log::-webkit-scrollbar,
.conversation-history::-webkit-scrollbar {
  width: 6px;
}

.dt-hb-conversation-log::-webkit-scrollbar-track,
.conversation-history::-webkit-scrollbar-track {
  background: rgba(15, 23, 42, 0.35);
  border-radius: 6px;
}

.dt-hb-conversation-log::-webkit-scrollbar-thumb,
.conversation-history::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.45);
  border-radius: 6px;
}

.dt-hb-convo-msg {
  padding: 8px 12px;
  border-radius: 10px;
  font-size: 14px;
  line-height: 1.45;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  align-self: stretch;
}

.dt-hb-convo-msg.is-user {
  background: rgba(37, 99, 235, 0.2);
  border: 1px solid rgba(96, 165, 250, 0.35);
}

.dt-hb-convo-msg.is-assistant {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.22);
}

.dt-hb-convo-role {
  display: block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #94a3b8;
  margin-bottom: 4px;
}

.dt-hb-convo-empty {
  margin: 0;
  font-size: 13px;
  color: #64748b;
  font-style: italic;
}

.dt-ai-hero-banner-root {
  width: 100vw;
  max-width: 100vw;
  margin: 0;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  padding: 0;
  background: transparent;
  overflow: visible;
}

#dealerstools-hero-banner .dt-hb-assistant-col {
  display: flex !important;
  visibility: visible !important;
  opacity: 1 !important;
  width: auto !important;
  min-width: 0 !important;
  height: auto !important;
  min-height: 0 !important;
  overflow: visible !important;
}

#dealerstools-hero-banner {
  display: block !important;
  width: 100% !important;
  min-height: calc(100vh - var(--dt-header-height, 0px)) !important;
  margin: 0;
  padding: 0;
  background: transparent;
}

.dt-hb-ssr .dt-hb-bg {
  display: block;
}

/* AI hero slider (left column default state) */
.dt-hb-hero-slider {
  position: relative;
  margin: 0;
  padding: 0;
  width: 100%;
  max-width: var(--dt-hb-content-max);
}

.dt-hb-slider-stage {
  position: relative;
  padding: 0 2.5rem;
}

.dt-hb-slider-viewport {
  overflow: hidden;
  border-radius: 12px;
}

.dt-hb-slider-track {
  position: relative;
  min-height: 14rem;
}

.dt-hb-slide {
  display: none;
  animation: dt-hb-slide-in 0.45s ease;
}

.dt-hb-slide.is-active {
  display: block;
}

@keyframes dt-hb-slide-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.dt-hb-slide-title {
  margin: 0 0 0.75rem;
  font-size: clamp(48px, 6vw, 72px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  background: linear-gradient(90deg, #60a5fa, #a855f7, #ec4899);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.dt-hb-slide-subtitle {
  margin: 0 0 0.75rem;
  font-size: 18px;
  color: #cbd5e1;
  font-weight: 600;
  line-height: 1.4;
}

.dt-hb-slide-desc {
  margin: 0 0 1.25rem;
  font-size: 16px;
  line-height: 1.6;
  color: #e2e8f0;
  max-width: 700px;
}

.dt-hb-action-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.dt-hb-action-chip,
.dt-hb-appt-chip {
  appearance: none;
  border: 1px solid rgba(148, 163, 184, 0.45);
  background: rgba(15, 23, 42, 0.55);
  color: #f8fafc;
  padding: 12px 24px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
  min-height: 44px;
}

.dt-hb-action-chip.dt-hb-cta-primary {
  background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.35);
}

.dt-hb-action-chip.dt-hb-cta-secondary {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(148, 163, 184, 0.5);
}

.dt-hb-action-chip.dt-hb-cta-tertiary {
  background: transparent;
  border-color: rgba(148, 163, 184, 0.35);
}

.dt-hb-action-chip:hover,
.dt-hb-appt-chip:hover {
  background: rgba(37, 99, 235, 0.35);
  border-color: rgba(96, 165, 250, 0.7);
  transform: translateY(-1px);
}

.dt-hb-slider-stage .dt-hb-slider-prev,
.dt-hb-slider-stage .dt-hb-slider-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 2rem;
  height: 2rem;
  border: none;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.65);
  color: #f8fafc;
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  z-index: 2;
}

.dt-hb-slider-stage .dt-hb-slider-prev {
  left: 0;
}

.dt-hb-slider-stage .dt-hb-slider-next {
  right: 0;
}

.dt-hb-slider-dots {
  display: flex;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 1rem;
  padding-bottom: 0.25rem;
}

.dt-hb-hero-slider .dt-hb-search-wrap {
  margin-top: 0;
  padding: 0 2.5rem;
}

.dt-hb-slider-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  border: none;
  padding: 0;
  background: rgba(148, 163, 184, 0.45);
  cursor: pointer;
}

.dt-hb-slider-dot.is-active {
  background: #60a5fa;
  transform: scale(1.15);
}

.dt-hb-ask-label {
  display: none !important;
}

.dt-hb.has-results .dt-hb-state-default {
  display: none;
}

.dt-hb-state-results .dt-hb-summary {
  max-width: 100%;
  margin: 0 0 10px;
}

.dt-hb-content .dt-hb-conversation-panel {
  overflow-x: hidden;
  display: none;
}

.dt-hb-intent-panels {
  margin-top: 0.75rem;
}

.dt-hb-panel {
  padding: 0.25rem 0;
}

.dt-hb-panel-title {
  margin: 0 0 0.35rem;
  font-size: 1.25rem;
  font-weight: 700;
}

.dt-hb-panel-sub {
  margin: 0 0 0.75rem;
  color: #94a3b8;
  font-size: 0.9rem;
}

.dt-hb-appointment-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.dt-hb-state-results .dt-hb-back {
  margin-bottom: 0.75rem;
}

.dt-hb-search-inline {
  margin-bottom: 0.75rem;
}