.site-chatbot {
  --chatbot-z: 80;
  position: fixed;
  right: max(1rem, env(safe-area-inset-right));
  bottom: max(1rem, env(safe-area-inset-bottom));
  z-index: var(--chatbot-z);
  font-family: var(--font-sans);
  color: var(--text);
}

.site-chatbot__toggle {
  width: 3.5rem;
  height: 3.5rem;
  border: 0;
  border-radius: 999px;
  display: grid;
  place-items: center;
  cursor: pointer;
  color: #fff;
  background: var(--cta-gradient);
  box-shadow: var(--shadow-lg);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.site-chatbot__toggle:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 16px 36px rgba(230, 114, 42, 0.35);
}

.site-chatbot__toggle:focus-visible {
  outline: 2px solid var(--trust);
  outline-offset: 3px;
}

.site-chatbot__toggle-icon {
  display: grid;
  place-items: center;
  line-height: 1;
}

.site-chatbot__toggle-icon--close {
  display: none;
  font-size: 1.75rem;
  font-weight: 300;
}

.site-chatbot.is-open .site-chatbot__toggle-icon--open {
  display: none;
}

.site-chatbot.is-open .site-chatbot__toggle-icon--close {
  display: grid;
}

.site-chatbot__panel {
  position: absolute;
  right: 0;
  bottom: calc(3.5rem + 0.75rem);
  width: min(24.5rem, calc(100vw - 2rem));
  height: min(32rem, calc(100vh - 6.5rem));
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, #fffdf8 0%, #fff8eb 100%);
  border: 1px solid rgba(43, 33, 24, 0.1);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform-origin: bottom right;
  animation: site-chatbot-in 280ms var(--ease);
}

.site-chatbot__panel[hidden] {
  display: none !important;
}

@keyframes site-chatbot-in {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.site-chatbot__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.95rem 1rem;
  background: linear-gradient(135deg, rgba(255, 140, 66, 0.14), rgba(74, 111, 165, 0.1));
  border-bottom: 1px solid rgba(43, 33, 24, 0.08);
}

.site-chatbot__brand {
  display: flex;
  gap: 0.7rem;
  align-items: center;
  min-width: 0;
}

.site-chatbot__avatar {
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 999px;
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.site-chatbot__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.site-chatbot__title {
  display: block;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.2;
}

.site-chatbot__status {
  margin: 0.15rem 0 0;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.site-chatbot__close {
  border: 0;
  background: transparent;
  color: var(--text-muted);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.15rem 0.35rem;
  border-radius: 8px;
}

.site-chatbot__close:hover {
  color: var(--text);
  background: rgba(43, 33, 24, 0.06);
}

.site-chatbot__messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  scroll-behavior: smooth;
}

.site-chatbot__row {
  display: flex;
  flex-direction: column;
  gap: 0.22rem;
  max-width: 88%;
}

.site-chatbot__row--bot,
.site-chatbot__row--error {
  align-self: flex-start;
  align-items: flex-start;
}

.site-chatbot__row--user {
  align-self: flex-end;
  align-items: flex-end;
}

.site-chatbot__row--error {
  max-width: 100%;
  align-self: stretch;
}

.site-chatbot__bubble {
  max-width: 100%;
  padding: 0.7rem 0.85rem;
  border-radius: 14px;
  font-size: 0.92rem;
  line-height: 1.45;
  white-space: pre-wrap;
  word-break: break-word;
}

.site-chatbot__time {
  display: block;
  padding: 0 0.35rem;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: rgba(43, 33, 24, 0.45);
  line-height: 1;
  user-select: none;
}

.site-chatbot__bubble--bot {
  background: #fff;
  border: 1px solid rgba(43, 33, 24, 0.08);
  border-bottom-left-radius: 4px;
  box-shadow: var(--shadow-sm);
}

.site-chatbot__bubble--user {
  color: #fff;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-deep) 100%);
  border-bottom-right-radius: 4px;
}

.site-chatbot__bubble--error {
  max-width: 100%;
  background: #fff1f0;
  border: 1px solid rgba(230, 57, 70, 0.25);
  color: #8f1e28;
  font-size: 0.85rem;
}

.site-chatbot__link {
  display: inline-block;
  margin: 0.12rem 0.08rem 0.12rem 0;
  padding: 0.16rem 0.55rem;
  border: 1px solid rgba(230, 114, 42, 0.2);
  border-radius: 999px;
  background: rgba(255, 140, 66, 0.1);
  color: var(--primary-deep, #e6722a);
  font-size: 0.86em;
  font-weight: 600;
  line-height: 1.35;
  text-decoration: none;
  word-break: break-word;
  vertical-align: baseline;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.site-chatbot__link:hover {
  background: rgba(255, 140, 66, 0.2);
  border-color: rgba(230, 114, 42, 0.4);
  color: var(--primary-deep, #e6722a);
}

.site-chatbot__link:focus-visible {
  outline: 2px solid var(--primary, #ff8c42);
  outline-offset: 2px;
}

.site-chatbot__bubble--error .site-chatbot__link {
  color: #8f1e28;
  background: rgba(143, 30, 40, 0.08);
  border-color: rgba(143, 30, 40, 0.2);
}

.site-chatbot__bubble--user .site-chatbot__link {
  color: #fff;
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.35);
}

.site-chatbot__typing {
  align-self: flex-start;
  display: inline-flex;
  gap: 0.28rem;
  padding: 0.75rem 0.9rem;
  background: #fff;
  border: 1px solid rgba(43, 33, 24, 0.08);
  border-radius: 14px;
  border-bottom-left-radius: 4px;
}

.site-chatbot__typing span {
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 999px;
  background: var(--text-faint);
  animation: site-chatbot-dot 1s var(--ease) infinite;
}

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

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

@keyframes site-chatbot-dot {
  0%,
  80%,
  100% {
    opacity: 0.35;
    transform: translateY(0);
  }
  40% {
    opacity: 1;
    transform: translateY(-3px);
  }
}

.site-chatbot__form {
  display: flex;
  gap: 0.5rem;
  align-items: flex-end;
  padding: 0.75rem;
  border-top: 1px solid rgba(43, 33, 24, 0.08);
  background: rgba(255, 251, 243, 0.95);
}

.site-chatbot__input {
  flex: 1;
  resize: none;
  min-height: 2.6rem;
  max-height: 7rem;
  padding: 0.7rem 0.8rem;
  border-radius: 12px;
  border: 1px solid rgba(43, 33, 24, 0.12);
  background: #fff;
  color: var(--text);
  font: inherit;
  font-size: 0.92rem;
  line-height: 1.35;
}

.site-chatbot__input:focus {
  outline: none;
  border-color: rgba(255, 140, 66, 0.65);
  box-shadow: 0 0 0 3px rgba(255, 140, 66, 0.18);
}

.site-chatbot__send {
  width: 2.6rem;
  height: 2.6rem;
  border: 0;
  border-radius: 12px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--cta-gradient);
  cursor: pointer;
  flex-shrink: 0;
}

.site-chatbot__send:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.site-chatbot__send:hover:not(:disabled) {
  background: var(--cta-gradient-hover);
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 480px) {
  .site-chatbot__panel {
    width: calc(100vw - 1.5rem);
    height: min(70vh, 30rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-chatbot__panel,
  .site-chatbot__toggle,
  .site-chatbot__typing span {
    animation: none !important;
    transition: none !important;
  }
}