#trico-chat-container {
  --trico-primary: #2271b1;
  --trico-primary-hover: #135e96;
  --trico-bg: #ffffff;
  --trico-bg-secondary: #f6f7f7;
  --trico-text: #1d2327;
  --trico-muted: #646970;
  --trico-border: #d0d7de;
  --trico-shadow: 0 10px 30px rgba(0,0,0,.14);
  --trico-radius: 16px;

  --trico-toggle-size: 42px;
  --trico-window-width: 340px;
  --trico-window-height: 500px;
  --trico-font-size: 13px;
  --trico-input-size: 13px;
  --trico-padding: 14px;
  --trico-icon-box: 18px;
  --trico-avatar-box: 18px;

  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: var(--trico-font-size);
  line-height: 1.5;
  color: var(--trico-text);
}

#trico-chat-container[data-size="small"] {
  --trico-toggle-size: 34px;
  --trico-window-width: 280px;
  --trico-window-height: 400px;
  --trico-font-size: 12px;
  --trico-input-size: 12px;
  --trico-padding: 10px;
  --trico-icon-box: 13px;
  --trico-avatar-box: 14px;
}

#trico-chat-container[data-size="medium"] {
  --trico-toggle-size: 38px;
  --trico-window-width: 320px;
  --trico-window-height: 470px;
  --trico-font-size: 13px;
  --trico-input-size: 13px;
  --trico-padding: 12px;
  --trico-icon-box: 15px;
  --trico-avatar-box: 16px;
}

#trico-chat-container[data-size="large"] {
  --trico-toggle-size: 46px;
  --trico-window-width: 370px;
  --trico-window-height: 560px;
  --trico-font-size: 14px;
  --trico-input-size: 14px;
  --trico-padding: 14px;
  --trico-icon-box: 18px;
  --trico-avatar-box: 18px;
}

#trico-chat-container[data-size="x-large"] {
  --trico-toggle-size: 56px;
  --trico-window-width: 430px;
  --trico-window-height: 660px;
  --trico-font-size: 15px;
  --trico-input-size: 15px;
  --trico-padding: 18px;
  --trico-icon-box: 22px;
  --trico-avatar-box: 22px;
}

#trico-chat-container[data-size="jumbo"] {
  --trico-toggle-size: 64px;
  --trico-window-width: 500px;
  --trico-window-height: 760px;
  --trico-font-size: 16px;
  --trico-input-size: 16px;
  --trico-padding: 20px;
  --trico-icon-box: 24px;
  --trico-avatar-box: 24px;
}

/* Theme */
#trico-chat-container[data-theme="light"] {
  --trico-bg: #ffffff;
  --trico-bg-secondary: #f6f7f7;
  --trico-text: #1d2327;
  --trico-muted: #646970;
  --trico-border: #d0d7de;
}

#trico-chat-container[data-theme="dark"] {
  --trico-bg: #0f1419;
  --trico-bg-secondary: #182028;
  --trico-text: #f5f7fa;
  --trico-muted: #aab4be;
  --trico-border: #2a3642;
  --trico-shadow: 0 12px 34px rgba(0,0,0,.42);
}

@media (prefers-color-scheme: dark) {
  #trico-chat-container[data-theme="auto"] {
    --trico-bg: #0f1419;
    --trico-bg-secondary: #182028;
    --trico-text: #f5f7fa;
    --trico-muted: #aab4be;
    --trico-border: #2a3642;
    --trico-shadow: 0 12px 34px rgba(0,0,0,.42);
  }
}

/* Sync mode: follow WordPress theme variables when available */
#trico-chat-container[data-sync="on"] {
  --trico-primary: var(--wp--preset--color--accent-3, #2271b1);
  --trico-primary-hover: var(--wp--preset--color--accent-4, #135e96);
  --trico-bg: var(--wp--preset--color--base, #ffffff);
  --trico-bg-secondary: var(--wp--preset--color--base-2, #f6f7f7);
  --trico-text: var(--wp--preset--color--contrast, #1d2327);
  --trico-muted: var(--wp--preset--color--contrast-2, #646970);
  --trico-border: var(--wp--preset--color--contrast-3, #d0d7de);
}

/* Container position */
.trico-chat-floating {
  position: fixed;
  z-index: 999999;
}

.trico-position-bottom-right {
  right: 16px;
  left: auto;
  bottom: 16px;
}

.trico-position-bottom-left {
  left: 16px;
  right: auto;
  bottom: 16px;
}

/* Toggle */
.trico-chat-toggle {
  width: var(--trico-toggle-size);
  height: var(--trico-toggle-size);
  border-radius: 12px;
  background: var(--trico-primary);
  border: none;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px var(--trico-shadow-blur) rgb(0 0 0 / var(--trico-shadow-opacity));
  transition: transform .18s ease, background .18s ease, box-shadow .18s ease;
  padding: 0;
}

.trico-chat-toggle:hover {
  background: var(--trico-primary-hover);
  transform: translateY(-1px);
}

.trico-chat-toggle:active {
  transform: translateY(0);
}

.trico-chat-toggle .trico-icon-chat,
.trico-chat-toggle .trico-icon-close {
  width: var(--trico-icon-box);
  height: var(--trico-icon-box);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1px;
  box-sizing: border-box;
}

.trico-chat-toggle .trico-icon-chat img,
.trico-chat-toggle .trico-icon-chat svg,
.trico-chat-toggle .trico-icon-close svg {
  width: 100%;
  height: 100%;
  display: block;
}

#trico-chat-container[data-shape="rounded-square"] .trico-chat-toggle {
  border-radius: var(--trico-radius);
}

#trico-chat-container[data-shape="circle"] .trico-chat-toggle {
  border-radius: 999px;
}

#trico-chat-container[data-shape="icon-only"] .trico-chat-toggle {
  background: transparent;
  box-shadow: none;
  border: none;
  color: var(--trico-primary);
}

#trico-chat-container[data-shape="icon-only"] .trico-chat-toggle:hover {
  background: transparent;
  color: var(--trico-primary-hover);
}

/* Window */
.trico-chat-window {
  background: var(--trico-bg);
  border: 1px solid var(--trico-border);
  border-radius: var(--trico-radius);
  overflow: hidden;
  box-shadow: 0 12px var(--trico-shadow-blur) rgb(0 0 0 / var(--trico-shadow-opacity));
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(10px) scale(.98);
  transition: opacity .18s ease, transform .18s ease;
}

.trico-chat-window.trico-open {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.trico-chat-window.trico-hidden {
  display: none !important;
}

.trico-chat-floating .trico-chat-window {
  position: absolute;
  bottom: calc(var(--trico-toggle-size) + 12px);
  width: var(--trico-window-width);
  height: var(--trico-window-height);
}

.trico-position-bottom-right .trico-chat-window {
  right: 0;
  left: auto;
}

.trico-position-bottom-left .trico-chat-window {
  left: 0;
  right: auto;
}

.trico-chat-embedded {
  width: 100%;
  max-width: 100%;
}

.trico-chat-embedded .trico-chat-window {
  width: 100%;
  max-width: 100%;
  height: min(70vh, 620px);
  position: relative;
  opacity: 1;
  transform: none;
}

.trico-chat-embedded .trico-chat-toggle {
  display: none;
}

/* Header */
.trico-chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px var(--trico-padding);
  background: var(--trico-bg-secondary);
  border-bottom: 1px solid var(--trico-border);
}

.trico-chat-header-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  min-width: 0;
  color: var(--trico-text);
}

.trico-chat-header-title .trico-ai-icon {
  width: var(--trico-icon-box);
  height: var(--trico-icon-box);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
}

.trico-chat-header-title .trico-ai-icon img,
.trico-chat-header-title .trico-ai-icon svg,
.trico-message-avatar img,
.trico-message-avatar svg,
.trico-chat-toggle .trico-icon-chat img,
.trico-chat-toggle .trico-icon-chat svg {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

.trico-brand-img {
  object-fit: contain;
  max-width: 100%;
  max-height: 100%;
  display: block;
}

.trico-chat-header-actions {
  display: flex;
  gap: 4px;
}

.trico-header-btn {
  width: 30px;
  height: 30px;
  border: none;
  background: transparent;
  color: var(--trico-muted);
  border-radius: 10px;
  cursor: pointer;
}

.trico-header-btn:hover {
  background: rgba(127,127,127,.12);
  color: var(--trico-text);
}

/* Messages */
.trico-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--trico-padding);
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
}

.trico-message {
  display: flex;
  gap: 9px;
  max-width: 92%;
}

.trico-message-bot {
  align-self: flex-start;
}

.trico-message-user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.trico-message-avatar {
  width: 30px;
  height: 30px;
  border-radius: 10px;
  background: var(--trico-bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--trico-primary);
  overflow: hidden;
  padding: 6px;
  box-sizing: border-box;
}

.trico-message-avatar img,
.trico-message-avatar svg {
  width: var(--trico-avatar-box);
  height: var(--trico-avatar-box);
  display: block;
}

.trico-message-user .trico-message-avatar {
  background: var(--trico-primary);
  color: #fff;
}

.trico-message-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.trico-message-name {
  font-size: 11px;
  color: var(--trico-muted);
  font-weight: 600;
}

.trico-message-user .trico-message-name {
  text-align: right;
}

.trico-message-text {
  background: var(--trico-bg-secondary);
  color: var(--trico-text);
  padding: 10px 12px;
  border-radius: 14px;
  overflow-wrap: break-word;
  word-break: break-word;
}

.trico-message-user .trico-message-text {
  background: var(--trico-primary);
  color: #fff;
}

/* Input */
.trico-chat-input-container {
  display: flex;
  gap: 8px;
  padding: 10px var(--trico-padding);
  border-top: 1px solid var(--trico-border);
  background: var(--trico-bg);
}

.trico-chat-input {
  flex: 1;
  border: 1px solid var(--trico-border);
  border-radius: 12px;
  padding: 10px 12px;
  resize: none;
  font: inherit;
  font-size: var(--trico-input-size);
  color: var(--trico-text);
  background: var(--trico-bg);
  max-height: 120px;
  outline: none;
  box-sizing: border-box;
}

.trico-chat-input:focus {
  border-color: var(--trico-primary);
}

.trico-chat-send {
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 12px;
  background: var(--trico-primary);
  color: #fff;
  cursor: pointer;
  flex-shrink: 0;
}

.trico-chat-send:hover {
  background: var(--trico-primary-hover);
}

.trico-chat-send:disabled {
  opacity: .55;
  cursor: not-allowed;
}

/* Loading */
.trico-typing {
  display: flex;
  gap: 4px;
  padding: 8px 0;
}

.trico-typing span {
  width: 7px;
  height: 7px;
  background: var(--trico-muted);
  border-radius: 50%;
  animation: trico-bounce 1.4s infinite ease-in-out;
}

.trico-typing span:nth-child(2) { animation-delay: .2s; }
.trico-typing span:nth-child(3) { animation-delay: .4s; }

@keyframes trico-bounce {
  0%, 60%, 100% { transform: translateY(0); }
  30% { transform: translateY(-5px); }
}

/* Scroll Button */
.trico-scroll-btn {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 72px;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid var(--trico-border);
  background: var(--trico-bg);
  color: var(--trico-text);
  box-shadow: 0 6px 18px rgba(0,0,0,.12);
  cursor: pointer;
  z-index: 4;
}

.trico-scroll-btn.trico-hidden {
  display: none;
}

/* Clear animation */
.trico-fade-out {
  opacity: 0;
  transform: translateY(4px);
  transition: opacity .18s ease, transform .18s ease;
}

/* Markdown */
.trico-message-text h1,
.trico-message-text h2,
.trico-message-text h3 {
  margin: .45em 0;
  line-height: 1.25;
}

.trico-message-text p {
  margin: 0 0 .6em;
}

.trico-message-text p:last-child {
  margin-bottom: 0;
}

.trico-message-text ul,
.trico-message-text ol,
.trico-list {
  margin: .55em 0;
  padding-left: 1.3rem;
}

.trico-message-text li {
  margin: .2em 0;
}

.trico-message-text code {
  background: rgba(0,0,0,.08);
  padding: 2px 5px;
  border-radius: 4px;
  font-family: monospace;
}

.trico-message-text pre.trico-code {
  background: rgba(0,0,0,.08);
  padding: 10px;
  border-radius: 8px;
  overflow-x: auto;
}

.trico-message-text table.trico-table {
  width: 100%;
  border-collapse: collapse;
  margin: .65em 0;
  font-size: .92em;
}

.trico-message-text table.trico-table td {
  border: 1px solid var(--trico-border);
  padding: 6px 8px;
}

/* Responsive */
@media (max-width: 640px) {
  .trico-position-bottom-right {
    right: 10px;
    bottom: 10px;
  }

  .trico-position-bottom-left {
    left: 10px;
    bottom: 10px;
  }

  .trico-chat-floating .trico-chat-window {
    width: min(calc(100vw - 20px), var(--trico-window-width));
    height: min(70vh, var(--trico-window-height));
    bottom: calc(var(--trico-toggle-size) + 10px);
  }

  .trico-chat-embedded .trico-chat-window {
    height: 68vh;
  }
}

/* Hide native scrollbars inside Trico */
.trico-chat-messages,
.trico-chat-input {
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.trico-chat-messages::-webkit-scrollbar,
.trico-chat-input::-webkit-scrollbar {
  width: 0;
  height: 0;
  display: none;
}

/* Trico light/dark logo switch - stronger rules */
#trico-chat-container .trico-theme-logo-light,
#trico-chat-container .trico-theme-logo-dark {
  display: none !important;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

#trico-chat-container .trico-theme-logo-light img,
#trico-chat-container .trico-theme-logo-dark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

/* default fallback = light */
#trico-chat-container .trico-theme-logo-light {
  display: flex !important;
}

/* Force light */
#trico-chat-container[data-theme="light"] .trico-theme-logo-light {
  display: flex !important;
}
#trico-chat-container[data-theme="light"] .trico-theme-logo-dark {
  display: none !important;
}

/* Force dark */
#trico-chat-container[data-theme="dark"] .trico-theme-logo-light {
  display: none !important;
}
#trico-chat-container[data-theme="dark"] .trico-theme-logo-dark {
  display: flex !important;
}

/* Auto mode follows device */
@media (prefers-color-scheme: dark) {
  #trico-chat-container[data-theme="auto"] .trico-theme-logo-light {
    display: none !important;
  }
  #trico-chat-container[data-theme="auto"] .trico-theme-logo-dark {
    display: flex !important;
  }
}

@media (prefers-color-scheme: light) {
  #trico-chat-container[data-theme="auto"] .trico-theme-logo-light {
    display: flex !important;
  }
  #trico-chat-container[data-theme="auto"] .trico-theme-logo-dark {
    display: none !important;
  }
}

/* prevent plugin from causing page horizontal scrollbar */
#trico-chat-container,
#trico-chat-container * {
  box-sizing: border-box;
}

.trico-chat-floating {
  width: var(--trico-toggle-size);
  overflow: visible;
}

.trico-chat-window,
.trico-chat-embedded,
.trico-chat-messages,
.trico-chat-input {
  overflow-x: hidden;
}

/* hide native scrollbars inside chat only */
.trico-chat-messages,
.trico-chat-input {
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.trico-chat-messages::-webkit-scrollbar,
.trico-chat-input::-webkit-scrollbar {
  width: 0;
  height: 0;
  display: none;
}

/* stronger frontend overflow fix */
html, body {
  overflow-x: hidden;
}

#trico-chat-container,
#trico-chat-container * {
  box-sizing: border-box;
}

#trico-chat-container {
  max-width: 100%;
}

.trico-chat-floating {
  width: 0;
  height: 0;
  overflow: visible;
}

.trico-chat-window,
.trico-chat-messages,
.trico-chat-input,
.trico-chat-embedded {
  overflow-x: hidden !important;
}

.trico-chat-messages,
.trico-chat-input {
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.trico-chat-messages::-webkit-scrollbar,
.trico-chat-input::-webkit-scrollbar {
  width: 0 !important;
  height: 0 !important;
  display: none !important;
}