.pwva,
.pwva * {
  box-sizing: border-box;
}

.pwva {
  --pwva-accent: #2563eb;
  --pwva-bg: #11141a;
  --pwva-panel: #151922;
  --pwva-border: #2b3342;
  --pwva-text: #f8fafc;
  --pwva-muted: #94a3b8;
  --pwva-green: #34d399;
  --pwva-red: #fb7185;
  --pwva-amber: #fbbf24;
  color: var(--pwva-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.45;
}

.pwva--floating {
  position: fixed;
  bottom: 22px;
  z-index: 2147483000;
}

.pwva--position-right {
  right: 22px;
}

.pwva--position-left {
  left: 22px;
}

.pwva__launcher {
  appearance: none;
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 54px;
  margin-left: auto;
  padding: 0 20px;
  border: 0;
  border-radius: 999px;
  background: var(--pwva-accent);
  color: #fff;
  box-shadow: 0 14px 35px rgba(15, 23, 42, 0.35);
  cursor: pointer;
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  transition: transform 160ms ease, filter 160ms ease;
}

.pwva--position-left .pwva__launcher {
  margin-left: 0;
  margin-right: auto;
}

.pwva__launcher:hover {
  filter: brightness(1.08);
  transform: translateY(-2px);
}

.pwva__launcher:focus-visible,
.pwva button:focus-visible,
.pwva summary:focus-visible {
  outline: 3px solid rgba(96, 165, 250, 0.5);
  outline-offset: 3px;
}

.pwva__launcher-icon {
  display: grid;
  place-items: center;
  width: 27px;
  height: 27px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  font-size: 17px;
}

.pwva__panel {
  width: min(410px, calc(100vw - 24px));
  overflow: hidden;
  border: 1px solid var(--pwva-border);
  border-radius: 24px;
  background:
    radial-gradient(circle at 100% 0, color-mix(in srgb, var(--pwva-accent) 18%, transparent), transparent 34%),
    var(--pwva-bg);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.48);
}

.pwva--floating .pwva__panel {
  position: absolute;
  bottom: 68px;
  visibility: hidden;
  opacity: 0;
  transform: translateY(12px) scale(0.98);
  pointer-events: none;
  transition: opacity 170ms ease, transform 170ms ease, visibility 170ms ease;
}

.pwva--position-right .pwva__panel {
  right: 0;
}

.pwva--position-left .pwva__panel {
  left: 0;
}

.pwva--floating .pwva__panel.is-open {
  visibility: visible;
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.pwva--inline {
  width: 100%;
  max-width: 410px;
  margin: 24px auto;
}

.pwva__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
  padding: 14px 18px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.16);
}

.pwva__brand {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
}

.pwva__brand-mark {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border: 1px solid color-mix(in srgb, var(--pwva-accent) 45%, transparent);
  border-radius: 50%;
  background: color-mix(in srgb, var(--pwva-accent) 18%, transparent);
  color: #93c5fd;
}

.pwva__brand strong,
.pwva__brand small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pwva__brand strong {
  color: #fff;
  font-size: 15px;
}

.pwva__brand small {
  margin-top: 1px;
  color: var(--pwva-muted);
  font-size: 11px;
}

.pwva__close {
  appearance: none;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 50%;
  background: rgba(148, 163, 184, 0.1);
  color: #cbd5e1;
  cursor: pointer;
  font: inherit;
  font-size: 24px;
  line-height: 1;
}

.pwva__close:hover {
  background: rgba(148, 163, 184, 0.2);
  color: #fff;
}

.pwva__body {
  padding: 24px 22px 20px;
  text-align: center;
}

.pwva__avatar {
  display: grid;
  place-items: center;
  width: 92px;
  height: 92px;
  margin: 0 auto 17px;
  border: 1px solid #334155;
  border-radius: 50%;
  background: linear-gradient(145deg, #253044, #121722);
  color: #93c5fd;
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.28);
  transition: box-shadow 180ms ease, transform 180ms ease, background 180ms ease;
}

.pwva__avatar-icon {
  font-size: 32px;
  font-weight: 700;
}

.pwva[data-pwva-status="speaking"] .pwva__avatar {
  background: linear-gradient(145deg, var(--pwva-accent), #4f46e5);
  color: #fff;
  box-shadow: 0 0 0 8px color-mix(in srgb, var(--pwva-accent) 18%, transparent), 0 16px 34px rgba(0, 0, 0, 0.3);
  animation: pwva-pulse 1.8s infinite;
}

.pwva[data-pwva-status="listening"] .pwva__avatar {
  color: var(--pwva-green);
  box-shadow: 0 0 0 7px rgba(52, 211, 153, 0.12), 0 16px 34px rgba(0, 0, 0, 0.3);
}

.pwva[data-pwva-status="thinking"] .pwva__avatar-icon,
.pwva[data-pwva-status="connecting"] .pwva__avatar-icon {
  animation: pwva-spin 2s linear infinite;
}

.pwva__status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 24px;
  color: #cbd5e1;
  font-size: 13px;
}

.pwva__status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #64748b;
}

.pwva[data-pwva-status="listening"] .pwva__status-dot {
  background: var(--pwva-green);
}

.pwva[data-pwva-status="speaking"] .pwva__status-dot,
.pwva[data-pwva-status="thinking"] .pwva__status-dot {
  background: #60a5fa;
}

.pwva[data-pwva-status="connecting"] .pwva__status-dot {
  background: var(--pwva-amber);
}

.pwva[data-pwva-status="error"] .pwva__status-dot {
  background: var(--pwva-red);
}

.pwva__timer {
  margin-left: 5px;
  padding: 2px 7px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  border-radius: 999px;
  color: var(--pwva-muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
}

.pwva__visualizer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  height: 32px;
  margin: 8px 0 3px;
}

.pwva__visualizer i {
  display: block;
  width: 4px;
  height: 22px;
  border-radius: 999px;
  background: var(--pwva-green);
  opacity: 0.7;
  transform: scaleY(0.18);
  transition: transform 90ms linear, background 120ms ease;
}

.pwva__visualizer i.is-assistant {
  background: #60a5fa;
}

.pwva__warning,
.pwva__error {
  margin: 10px 0 0;
  padding: 10px 12px;
  border-radius: 12px;
  text-align: left;
  font-size: 12px;
}

.pwva__warning {
  border: 1px solid rgba(251, 191, 36, 0.35);
  background: rgba(120, 53, 15, 0.42);
  color: #fde68a;
}

.pwva__error {
  border: 1px solid rgba(251, 113, 133, 0.38);
  background: rgba(76, 5, 25, 0.55);
  color: #fecdd3;
}

.pwva__controls {
  display: flex;
  gap: 10px;
  margin-top: 15px;
}

.pwva__controls button {
  appearance: none;
  min-height: 46px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  transition: filter 150ms ease, transform 150ms ease;
}

.pwva__controls button:hover {
  filter: brightness(1.09);
  transform: translateY(-1px);
}

.pwva__start {
  width: 100%;
  padding: 0 20px;
  background: var(--pwva-accent);
  color: #fff;
  box-shadow: 0 10px 25px color-mix(in srgb, var(--pwva-accent) 28%, transparent);
}

.pwva__mute {
  flex: 0 0 48px;
  background: #263043;
  color: #f8fafc;
}

.pwva__end {
  flex: 1;
  padding: 0 18px;
  background: #e11d48;
  color: #fff;
}

.pwva__privacy {
  margin: 11px 10px 0;
  color: var(--pwva-muted);
  font-size: 11px;
}

.pwva__transcripts {
  margin-top: 17px;
  border-top: 1px solid rgba(148, 163, 184, 0.15);
  padding-top: 13px;
  text-align: left;
}

.pwva__transcripts summary {
  color: #cbd5e1;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
}

.pwva__transcript-list {
  max-height: 180px;
  margin-top: 10px;
  overflow-y: auto;
  padding-right: 4px;
}

.pwva__transcript-empty {
  color: var(--pwva-muted);
  font-size: 11px;
}

.pwva__message {
  margin: 0 0 8px;
  padding: 9px 10px;
  border-radius: 12px;
  background: #1e2532;
}

.pwva__message--user {
  border-left: 3px solid var(--pwva-green);
}

.pwva__message--assistant {
  border-left: 3px solid #60a5fa;
}

.pwva__message strong {
  display: block;
  margin-bottom: 2px;
  color: #e2e8f0;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pwva__message p {
  margin: 0;
  color: #cbd5e1;
  font-size: 12px;
}

.pwva [hidden] {
  display: none !important;
}

@keyframes pwva-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.035); }
}

@keyframes pwva-spin {
  to { transform: rotate(360deg); }
}

@media (max-width: 520px) {
  .pwva--floating {
    right: 12px;
    left: 12px;
    bottom: 12px;
  }

  .pwva--floating .pwva__panel {
    right: 0;
    left: 0;
    width: 100%;
    bottom: 66px;
  }

  .pwva__launcher {
    margin-left: auto;
    margin-right: 0;
  }

  .pwva__body {
    padding: 20px 16px 17px;
  }

  .pwva__avatar {
    width: 80px;
    height: 80px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pwva *,
  .pwva *::before,
  .pwva *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}