/*
 * "Assistant" design (Templates/Assistant.html). Self-contained: does not use chat.css.
 *
 * Theming: override the --gkmb-ai-* variables on .gkmb-ai-chat.-assistant (or any ancestor).
 * The primary colour follows the site's --c-primary ("r g b" triple) when it exists.
 */
.gkmb-ai-chat.-assistant {
  --gkmb-ai-primary: rgb(var(--c-primary, 56 66 120));
  --gkmb-ai-on-primary: #fff;
  --gkmb-ai-surface: #fff;
  --gkmb-ai-background: #f3f4f8;
  --gkmb-ai-text: #1d2233;
  --gkmb-ai-muted: #6b7185;
  --gkmb-ai-border: #d5d8e4;
  --gkmb-ai-chip-background: #e9eaf1;
  --gkmb-ai-online: #7bd4a0;
  --gkmb-ai-radius: 20px;
  --gkmb-ai-font-size: 1rem;

  position: fixed;
  z-index: 2000;
  right: 1.5rem;
  bottom: 1.5rem;
  font-size: var(--gkmb-ai-font-size);
  line-height: 1.4;
  color: var(--gkmb-ai-text);
}

.gkmb-ai-chat.-assistant *,
.gkmb-ai-chat.-assistant *::before,
.gkmb-ai-chat.-assistant *::after {
  box-sizing: border-box;
}

.gkmb-ai-chat.-assistant [hidden] {
  display: none !important;
}

/* Launcher */
.gkmb-ai-chat.-assistant .gkmb-ai-chat__launcher {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  padding: 0;
  margin: 0;
  border: 3px solid var(--gkmb-ai-surface);
  border-radius: 50%;
  background: var(--gkmb-ai-primary);
  color: var(--gkmb-ai-on-primary);
  box-shadow: 0 6px 20px rgba(0, 0, 0, .25);
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__launcher:hover {
  transform: scale(1.06);
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__launcher:focus-visible,
.gkmb-ai-chat.-assistant .gkmb-ai-chat__close:focus-visible,
.gkmb-ai-chat.-assistant .gkmb-ai-chat__chip:focus-visible,
.gkmb-ai-chat.-assistant .gkmb-ai-chat__submit:focus-visible {
  outline: 3px solid var(--gkmb-ai-primary);
  outline-offset: 2px;
}

.gkmb-ai-chat.-assistant.is-open .gkmb-ai-chat__launcher {
  display: none;
}

/* Panel */
.gkmb-ai-chat.-assistant .gkmb-ai-chat__panel {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  width: 400px;
  max-width: calc(100vw - 3rem);
  height: min(680px, calc(100vh - 3rem));
  overflow: hidden;
  border-radius: var(--gkmb-ai-radius);
  background: var(--gkmb-ai-background);
  box-shadow: 0 12px 40px rgba(0, 0, 0, .28);
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__panel:not([hidden]) {
  animation: gkmb-ai-assistant-open .2s ease-out;
}

@keyframes gkmb-ai-assistant-open {
  from {
    opacity: 0;
    transform: translateY(12px) scale(.98);
  }
}

/* Header */
.gkmb-ai-chat.-assistant .gkmb-ai-chat__header {
  display: flex;
  align-items: center;
  gap: .9rem;
  padding: 1.1rem 1.25rem;
  background: var(--gkmb-ai-primary);
  color: var(--gkmb-ai-on-primary);
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__avatar {
  display: flex;
  flex: 0 0 48px;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  overflow: hidden;
  border-radius: 50%;
  background: var(--gkmb-ai-surface);
  color: var(--gkmb-ai-primary);
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__avatar img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__heading {
  flex: 1 1 auto;
  min-width: 0;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__title {
  font-size: 1.2em;
  font-weight: 600;
  line-height: 1.2;
  color: var(--gkmb-ai-on-primary);
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__status {
  display: flex;
  align-items: center;
  gap: .45rem;
  margin-top: .2rem;
  font-size: .95em;
  opacity: .92;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__status-dot {
  flex: 0 0 auto;
  width: .6em;
  height: .6em;
  border-radius: 50%;
  background: var(--gkmb-ai-online);
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__close {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  margin: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--gkmb-ai-on-primary);
  cursor: pointer;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__close:hover {
  background: rgba(255, 255, 255, .16);
}

/* Messages */
.gkmb-ai-chat.-assistant .gkmb-ai-chat__messages {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  gap: 1rem;
  padding: 1.25rem;
  overflow-y: auto;
  font-size: 1em;
  background: var(--gkmb-ai-background);
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__date {
  align-self: center;
  font-size: .95em;
  color: var(--gkmb-ai-muted);
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__welcome,
.gkmb-ai-chat.-assistant .gkmb-ai-chat__message--assistant,
.gkmb-ai-chat.-assistant .gkmb-ai-chat__message--user,
.gkmb-ai-chat.-assistant .gkmb-ai-chat__message--error {
  max-width: 85%;
  padding: .85rem 1.1rem;
  border-radius: 18px;
  overflow-wrap: anywhere;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__welcome,
.gkmb-ai-chat.-assistant .gkmb-ai-chat__message--assistant {
  align-self: flex-start;
  border-bottom-left-radius: 6px;
  background: var(--gkmb-ai-surface);
  color: var(--gkmb-ai-text);
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__message--user {
  align-self: flex-end;
  border-bottom-right-radius: 6px;
  background: var(--gkmb-ai-primary);
  color: var(--gkmb-ai-on-primary);
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__message--error {
  align-self: flex-start;
  background: #fdecec;
  color: #8a1c1c;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__message-content > :first-child,
.gkmb-ai-chat.-assistant .gkmb-ai-chat__welcome > :first-child {
  margin-top: 0;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__message-content > :last-child,
.gkmb-ai-chat.-assistant .gkmb-ai-chat__welcome > :last-child {
  margin-bottom: 0;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__message--assistant a {
  color: var(--gkmb-ai-primary);
  text-decoration: underline;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__message--assistant table {
  margin: .75rem 0;
  text-align: left;
  border-collapse: collapse;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__message--assistant th,
.gkmb-ai-chat.-assistant .gkmb-ai-chat__message--assistant td {
  padding: .2rem .5rem;
  border-bottom: 1px solid var(--gkmb-ai-border);
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__tool-trace {
  margin-top: .4rem;
  font-size: .75em;
  font-style: italic;
  color: var(--gkmb-ai-muted);
}

/* Typing indicator */
.gkmb-ai-chat.-assistant .gkmb-ai-chat__typing {
  width: auto;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__typing-dots {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 0;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__typing-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gkmb-ai-muted);
  animation: gkmb-ai-assistant-typing 1.4s infinite ease-in-out;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__typing-dots span:nth-child(1) {
  animation-delay: -.32s;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__typing-dots span:nth-child(2) {
  animation-delay: -.16s;
}

@keyframes gkmb-ai-assistant-typing {
  0%, 80%, 100% {
    opacity: .5;
    transform: scale(.8);
  }
  40% {
    opacity: 1;
    transform: scale(1);
  }
}

/* Chips: starter questions, AI follow-ups, action links */
.gkmb-ai-chat.-assistant .gkmb-ai-chat__chips {
  display: flex;
  flex: 0 0 auto;
  gap: .6rem;
  padding: .85rem 1.25rem;
  overflow-x: auto;
  border-top: 1px solid var(--gkmb-ai-border);
  background: var(--gkmb-ai-surface);
  scrollbar-width: thin;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__chip {
  flex: 0 0 auto;
  padding: .6rem 1rem;
  margin: 0;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--gkmb-ai-chip-background);
  color: var(--gkmb-ai-primary);
  font: inherit;
  font-size: .95em;
  line-height: 1.2;
  text-decoration: none;
  text-transform: none;
  white-space: nowrap;
  cursor: pointer;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__chip:hover:not(:disabled) {
  border-color: var(--gkmb-ai-primary);
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__chip:disabled {
  opacity: .55;
  cursor: default;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__chip.-action {
  border-color: var(--gkmb-ai-primary);
  background: var(--gkmb-ai-surface);
  font-weight: 600;
}

/* Form */
.gkmb-ai-chat.-assistant .gkmb-ai-chat__form {
  display: flex;
  flex: 0 0 auto;
  align-items: flex-end;
  gap: .6rem;
  padding: .85rem 1.25rem 0;
  background: var(--gkmb-ai-surface);
}

.gkmb-ai-chat.-assistant textarea.gkmb-ai-chat__input {
  flex: 1 1 auto;
  min-width: 0;
  height: 48px;
  min-height: 48px;
  max-height: 160px;
  padding: .75rem 1.1rem;
  margin: 0;
  border: 2px solid var(--gkmb-ai-border);
  border-radius: 24px;
  background: var(--gkmb-ai-surface);
  color: var(--gkmb-ai-text);
  font: inherit;
  line-height: 1.3;
  resize: none;
  overflow-y: hidden;
}

.gkmb-ai-chat.-assistant textarea.gkmb-ai-chat__input:focus {
  border-color: var(--gkmb-ai-primary);
  outline: none;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__submit {
  display: flex;
  flex: 0 0 48px;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  padding: 0;
  margin: 0;
  border: 0;
  border-radius: 50%;
  background: var(--gkmb-ai-primary);
  color: var(--gkmb-ai-on-primary);
  cursor: pointer;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__submit:disabled {
  opacity: .6;
  cursor: default;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__submit--loading svg {
  display: none;
}

.gkmb-ai-chat.-assistant .gkmb-ai-chat__submit--loading::after {
  content: "";
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, .4);
  border-top-color: var(--gkmb-ai-on-primary);
  border-radius: 50%;
  animation: gkmb-ai-assistant-spin .7s linear infinite;
}

@keyframes gkmb-ai-assistant-spin {
  to {
    transform: rotate(360deg);
  }
}

/* Disclaimer */
.gkmb-ai-chat.-assistant .gkmb-ai-chat__disclaimer {
  flex: 0 0 auto;
  padding: .6rem 1.25rem .9rem;
  background: var(--gkmb-ai-surface);
  color: var(--gkmb-ai-muted);
  font-size: .9em;
}

/* Phones: full-screen panel */
@media (max-width: 480px) {
  .gkmb-ai-chat.-assistant {
    right: 1rem;
    bottom: 1rem;
  }

  .gkmb-ai-chat.-assistant .gkmb-ai-chat__panel {
    inset: 0;
    width: 100%;
    max-width: none;
    height: 100%;
    border-radius: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .gkmb-ai-chat.-assistant .gkmb-ai-chat__panel:not([hidden]),
  .gkmb-ai-chat.-assistant .gkmb-ai-chat__typing-dots span,
  .gkmb-ai-chat.-assistant .gkmb-ai-chat__submit--loading::after {
    animation: none;
  }

  .gkmb-ai-chat.-assistant .gkmb-ai-chat__launcher {
    transition: none;
  }
}