:root {
  --assistant-accent: #0071e3;
  --assistant-accent-dark: #005fc2;
  --assistant-surface: rgba(255, 255, 255, 0.82);
  --assistant-surface-strong: rgba(255, 255, 255, 0.94);
  --assistant-border: rgba(15, 23, 42, 0.08);
  --assistant-text: #1d1d1f;
  --assistant-text-soft: #6e6e73;
  --assistant-shadow: 0 26px 70px rgba(15, 23, 42, 0.14);
}

.zhuoli-ai {
  --assistant-keyboard-offset: 0px;
  --assistant-composer-space: 156px;
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 1600;
  pointer-events: none;
}

html.zhuoli-ai-scroll-lock,
body.zhuoli-ai-scroll-lock {
  overscroll-behavior: none;
}

.zhuoli-ai__launcher,
.zhuoli-ai__panel,
.zhuoli-ai__backdrop {
  pointer-events: auto;
}

.zhuoli-ai__launcher {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 64px;
  padding: 15px 22px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 999px;
  background:
    radial-gradient(circle at top left, rgba(0, 113, 227, 0.12), transparent 48%),
    rgba(255, 255, 255, 0.88);
  color: var(--assistant-text);
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.12);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  cursor: pointer;
  font: inherit;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.zhuoli-ai__launcher-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--assistant-accent) 0%, #53a8ff 100%);
  color: #fff;
  box-shadow: 0 10px 24px rgba(0, 113, 227, 0.24);
  font-size: 0.8rem;
  font-weight: 700;
}

.zhuoli-ai__launcher-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.1;
}

.zhuoli-ai__launcher-title {
  font-size: 1rem;
  font-weight: 700;
}

.zhuoli-ai__launcher-subtitle {
  margin-top: 4px;
  font-size: 0.74rem;
  color: var(--assistant-text-soft);
  opacity: 1;
}

.zhuoli-ai__backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.22);
  touch-action: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.zhuoli-ai__panel {
  position: fixed;
  right: 24px;
  bottom: 98px;
  width: min(660px, calc(100vw - 44px));
  max-height: min(840px, calc(100vh - 120px));
  max-height: min(840px, calc(100dvh - 120px));
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 32px;
  background: var(--assistant-surface);
  border: 1px solid rgba(255, 255, 255, 0.72);
  box-shadow: var(--assistant-shadow);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  overscroll-behavior: contain;
  opacity: 0;
  transform: translateY(14px) scale(0.98);
  visibility: hidden;
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
}

.zhuoli-ai[data-open="true"] .zhuoli-ai__backdrop {
  opacity: 1;
  visibility: visible;
}

.zhuoli-ai[data-open="true"] .zhuoli-ai__panel {
  opacity: 1;
  transform: translateY(0) scale(1);
  visibility: visible;
}

.zhuoli-ai[data-open="true"] .zhuoli-ai__launcher {
  opacity: 0;
  transform: translateY(8px);
  visibility: hidden;
}

.zhuoli-ai__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 24px 28px 18px;
  background:
    radial-gradient(circle at top left, rgba(0, 113, 227, 0.12), transparent 36%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.78));
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.zhuoli-ai__title-wrap {
  min-width: 0;
}

.zhuoli-ai__title {
  margin: 0 0 6px;
  color: var(--assistant-text);
  font-size: 1.06rem;
  font-weight: 700;
}

.zhuoli-ai__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--assistant-text-soft);
  font-size: 0.8rem;
}

.zhuoli-ai__meta-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34c759;
  box-shadow: 0 0 0 6px rgba(52, 199, 89, 0.12);
}

.zhuoli-ai__header-actions {
  display: flex;
  gap: 8px;
}

.zhuoli-ai__icon-btn {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.72);
  color: var(--assistant-text);
  cursor: pointer;
  font: inherit;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.zhuoli-ai__notice {
  margin: 0 28px;
  padding: 13px 15px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(0, 113, 227, 0.08), rgba(255, 255, 255, 0.75));
  border: 1px solid rgba(255, 255, 255, 0.8);
  color: #0b4fa5;
  font-size: 0.84rem;
  line-height: 1.5;
}

.zhuoli-ai__messages {
  flex: 1;
  overflow-y: auto;
  padding: 22px 28px var(--assistant-composer-space);
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  transition: padding-bottom 0.22s ease;
}

.zhuoli-ai__message {
  display: flex;
  margin-bottom: 16px;
}

.zhuoli-ai__message--assistant {
  justify-content: flex-start;
}

.zhuoli-ai__message--user {
  justify-content: flex-end;
}

.zhuoli-ai__bubble {
  max-width: 92%;
  padding: 16px 18px;
  border-radius: 24px;
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.08);
}

.zhuoli-ai__message--assistant .zhuoli-ai__bubble {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(250, 250, 252, 0.92));
  color: var(--assistant-text);
  border: 1px solid rgba(15, 23, 42, 0.06);
  border-top-left-radius: 12px;
}

.zhuoli-ai__message--user .zhuoli-ai__bubble {
  background: linear-gradient(135deg, var(--assistant-accent) 0%, #4a9dff 100%);
  color: #fff;
  border-top-right-radius: 12px;
  box-shadow: 0 16px 32px rgba(0, 113, 227, 0.2);
}

.zhuoli-ai__bubble p {
  margin: 0 0 11px;
  line-height: 1.68;
  font-size: 0.98rem;
}

.zhuoli-ai__bubble p:last-child {
  margin-bottom: 0;
}

.zhuoli-ai__need-summary,
.zhuoli-ai__product-links {
  margin-top: 12px;
}

.zhuoli-ai__label {
  display: block;
  margin-bottom: 8px;
  color: var(--assistant-text-soft);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.zhuoli-ai__need-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.zhuoli-ai__tag,
.zhuoli-ai__chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 13px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.06);
  color: var(--assistant-text);
  font-size: 0.82rem;
  line-height: 1.3;
}

.zhuoli-ai__product-links {
  display: grid;
  gap: 10px;
}

.zhuoli-ai__product-link {
  display: block;
  padding: 13px 15px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(0, 113, 227, 0.12);
  color: inherit;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

@media (hover: hover) and (pointer: fine) {
  .zhuoli-ai__launcher:hover {
    transform: translateY(-2px);
    border-color: rgba(0, 113, 227, 0.18);
    box-shadow: 0 20px 46px rgba(15, 23, 42, 0.16);
  }

  .zhuoli-ai__icon-btn:hover {
    background: rgba(15, 23, 42, 0.1);
    transform: translateY(-1px);
  }

  .zhuoli-ai__product-link:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 24px rgba(0, 113, 227, 0.14);
    border-color: rgba(0, 113, 227, 0.24);
  }
}

.zhuoli-ai__product-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 6px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--assistant-text);
}

.zhuoli-ai__product-title span:last-child {
  color: var(--assistant-accent);
  font-size: 0.82rem;
  font-weight: 700;
}

.zhuoli-ai__product-copy {
  color: var(--assistant-text-soft);
  font-size: 0.84rem;
  line-height: 1.55;
}

.zhuoli-ai__composer {
  position: absolute;
  left: 50%;
  bottom: calc(24px + env(safe-area-inset-bottom, 0px) + var(--assistant-keyboard-offset));
  z-index: 2;
  width: min(calc(100% - 56px), 560px);
  padding: 0;
  transform: translateX(-50%);
  transition: bottom 0.22s ease;
}

.zhuoli-ai__composer-field {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--assistant-accent) 0%, #3d96ff 100%);
  box-shadow: 0 18px 42px rgba(0, 113, 227, 0.26);
  border: 1px solid rgba(255, 255, 255, 0.18);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.zhuoli-ai__composer-field:focus-within {
  box-shadow:
    0 20px 46px rgba(0, 113, 227, 0.3),
    0 0 0 4px rgba(0, 113, 227, 0.14);
}

.zhuoli-ai__input {
  flex: 1;
  min-height: 28px;
  max-height: 180px;
  resize: none;
  overflow-y: hidden;
  border: 0;
  border-radius: 0;
  background: transparent;
  padding: 4px 0;
  color: #fff;
  caret-color: #fff;
  font: inherit;
  font-size: 1rem;
  line-height: 1.6;
}

.zhuoli-ai__input:focus {
  outline: none;
}

.zhuoli-ai__input::placeholder {
  color: rgba(255, 255, 255, 0.8);
}

.zhuoli-ai__composer[data-busy="true"] .zhuoli-ai__composer-field {
  box-shadow: 0 14px 28px rgba(0, 113, 227, 0.18);
}

.zhuoli-ai__typing {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.zhuoli-ai__typing span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(0, 113, 227, 0.7);
  animation: zhuoli-ai-dot 1.2s infinite ease-in-out;
}

.zhuoli-ai__typing span:nth-child(2) {
  animation-delay: 0.15s;
}

.zhuoli-ai__typing span:nth-child(3) {
  animation-delay: 0.3s;
}

@keyframes zhuoli-ai-dot {
  0%,
  80%,
  100% {
    transform: scale(0.7);
    opacity: 0.45;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}

@media (max-width: 768px) {
  .zhuoli-ai {
    right: max(12px, env(safe-area-inset-right, 0px));
    bottom: calc(14px + env(safe-area-inset-bottom, 0px));
  }

  .zhuoli-ai__launcher {
    min-height: 52px;
    gap: 10px;
    padding: 10px 16px 10px 12px;
    border-radius: 26px;
  }

  .zhuoli-ai__launcher-badge {
    width: 30px;
    height: 30px;
    font-size: 0.74rem;
  }

  .zhuoli-ai__launcher-title {
    font-size: 0.95rem;
    white-space: nowrap;
  }

  .zhuoli-ai__launcher-subtitle {
    display: none;
  }

  .zhuoli-ai__panel {
    right: 12px;
    left: 12px;
    bottom: 12px;
    width: auto;
    max-height: calc(100vh - 24px);
    max-height: calc(100dvh - 24px);
    border-radius: 28px;
  }

  .zhuoli-ai__header {
    padding: 20px 20px 14px;
  }

  .zhuoli-ai__bubble {
    max-width: 96%;
  }

  .zhuoli-ai__messages {
    padding-left: 18px;
    padding-right: 18px;
  }

  .zhuoli-ai__notice {
    margin-left: 18px;
    margin-right: 18px;
  }

  .zhuoli-ai__composer {
    width: calc(100% - 24px);
    bottom: calc(12px + env(safe-area-inset-bottom, 0px) + var(--assistant-keyboard-offset));
  }

  .zhuoli-ai__composer-field {
    padding: 11px 16px;
  }

  .zhuoli-ai__input {
    min-height: 26px;
    padding: 3px 0;
    font-size: 0.96rem;
  }
}