.xueai-translation-assistant {
  --translation-accent: #0d6b4b;
  --translation-accent-hover: #09583e;
  --translation-bg: #fffef9;
  --translation-border: #b7c8bf;
  --translation-ink: #10261f;
  --translation-muted: #52675f;
  position: fixed;
  z-index: 9998;
  left: 22px;
  bottom: 22px;
  color: var(--translation-ink);
  font: 500 14px/1.55 Inter, ui-sans-serif, system-ui, -apple-system,
    BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.xueai-translation-assistant *,
.xueai-translation-assistant *::before,
.xueai-translation-assistant *::after {
  box-sizing: border-box;
}

.xueai-translation-launcher {
  display: inline-flex;
  min-width: 214px;
  min-height: 52px;
  align-items: center;
  gap: 10px;
  padding: 7px 14px 7px 8px;
  color: #fff;
  background: var(--translation-accent);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  box-shadow: 0 12px 32px rgba(7, 42, 30, 0.24);
  cursor: pointer;
  font: inherit;
  text-align: left;
}

.xueai-translation-launcher:hover {
  background: var(--translation-accent-hover);
}

.xueai-translation-launcher:focus-visible,
.xueai-translation-assistant a:focus-visible,
.xueai-translation-assistant button:focus-visible {
  outline: 3px solid #f0b93a;
  outline-offset: 3px;
}

.xueai-translation-launcher small,
.xueai-translation-launcher strong {
  display: block;
}

.xueai-translation-launcher small {
  font-size: 12px;
  font-weight: 600;
  opacity: 0.78;
}

.xueai-translation-launcher strong {
  font-size: 14px;
  line-height: 1.35;
}

.xueai-translation-mark {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  color: var(--translation-accent);
  background: #dff9ed;
  border-radius: 50%;
  font-size: 18px;
  font-weight: 800;
}

.xueai-translation-panel {
  width: min(390px, calc(100vw - 32px));
  max-height: min(650px, calc(100vh - 36px));
  margin-top: 10px;
  padding: 20px;
  overflow: auto;
  color: var(--translation-ink);
  background: var(--translation-bg);
  border: 1px solid var(--translation-border);
  border-radius: 18px;
  box-shadow: 0 24px 70px rgba(8, 32, 24, 0.24);
}

.xueai-translation-panel[hidden] {
  display: none;
}

.xueai-translation-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.xueai-translation-kicker {
  margin: 0 0 4px;
  color: var(--translation-accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.xueai-translation-heading h2 {
  margin: 0;
  color: var(--translation-ink);
  font-size: 21px;
  line-height: 1.25;
}

.xueai-translation-close,
.xueai-translation-dismiss {
  min-height: 44px;
  color: var(--translation-muted);
  background: transparent;
  border: 0;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}

.xueai-translation-close:hover,
.xueai-translation-dismiss:hover {
  color: var(--translation-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.xueai-translation-copy {
  margin: 16px 0 12px;
  color: var(--translation-muted);
}

.xueai-translation-steps {
  margin: 0 0 16px;
  padding-left: 22px;
}

.xueai-translation-steps li + li {
  margin-top: 4px;
}

.xueai-translation-primary {
  display: flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  color: #fff;
  background: var(--translation-accent);
  border-radius: 10px;
  font-weight: 800;
  text-decoration: none;
}

.xueai-translation-primary:hover {
  color: #fff;
  background: var(--translation-accent-hover);
}

.xueai-translation-browsers {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin-top: 14px;
}

.xueai-translation-browsers a,
.xueai-translation-privacy a {
  color: var(--translation-accent);
  font-weight: 700;
  text-underline-offset: 3px;
}

.xueai-translation-free-note,
.xueai-translation-privacy {
  margin: 14px 0 0;
  padding: 12px;
  color: var(--translation-muted);
  background: rgba(13, 107, 75, 0.07);
  border-radius: 10px;
  font-size: 12px;
}

.xueai-translation-privacy {
  margin-top: 8px;
}

.xueai-translation-dismiss {
  display: block;
  margin: 8px auto -8px;
}

[data-theme="dark"] .xueai-translation-assistant {
  --translation-bg: #111b17;
  --translation-border: #365349;
  --translation-ink: #ecf8f2;
  --translation-muted: #b7ccc3;
}

@media (max-width: 640px) {
  .xueai-translation-assistant {
    right: 12px;
    bottom: 12px;
    left: 12px;
  }

  .xueai-translation-panel {
    width: 100%;
    max-height: calc(100vh - 24px);
  }

  .xueai-translation-launcher {
    min-width: 230px;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .xueai-translation-launcher {
    transition:
      background-color 160ms ease,
      transform 160ms ease;
  }

  .xueai-translation-launcher:hover {
    transform: translateY(-2px);
  }
}

@media print {
  .xueai-translation-assistant {
    display: none !important;
  }
}