/* AI chatbot widget + full-page surface.
   Reuses CSS variables from styles.css (--accent, --panel, --border, etc). */

.swim-chat,
.swim-chat * {
  box-sizing: border-box;
}

/* ---------- Widget surface ---------- */

.swim-chat--widget {
  position: fixed;
  bottom: var(--space-5, 24px);
  right: var(--space-5, 24px);
  z-index: 1000;
  font-family: inherit;
}

.swim-chat__launcher {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2, 8px);
  padding: 12px 18px;
  border: none;
  border-radius: 999px;
  background: var(--accent, #0B5FA5);
  color: #fff;
  font-weight: 600;
  font-size: var(--fs-base, 1rem);
  box-shadow: var(--shadow, 0 18px 40px rgba(12, 31, 53, .18));
  cursor: pointer;
  transition: transform var(--t-fast, .15s ease), box-shadow var(--t-fast, .15s ease);
}
.swim-chat__launcher:hover {
  transform: translateY(-1px);
  box-shadow: 0 22px 48px rgba(12, 31, 53, .22);
}

.swim-chat--widget .swim-chat__panel {
  width: 380px;
  max-width: calc(100vw - var(--space-5, 24px) * 2);
  height: 560px;
  max-height: calc(100vh - var(--space-5, 24px) * 2);
  background: var(--panel, #fff);
  border: 1px solid var(--border, #D0E2F5);
  border-radius: 16px;
  box-shadow: var(--shadow, 0 18px 40px rgba(12, 31, 53, .12));
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Hide widget on small screens — users access via the nav entry instead. */
@media (max-width: 720px) {
  .swim-chat--widget {
    display: none !important;
  }
}

/* ---------- Page surface (loaded into iframe via src/chatbot.html) ---------- */

.swim-chat--page {
  position: relative;
  width: 100%;
  height: 100vh;
  background: var(--bg, #F2F7FC);
  display: flex;
  align-items: stretch;
  justify-content: center;
}
.swim-chat--page .swim-chat__panel {
  width: min(720px, 100%);
  height: 100%;
  background: var(--panel, #fff);
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--border, #D0E2F5);
  border-right: 1px solid var(--border, #D0E2F5);
}

/* ---------- Shared panel ---------- */

.swim-chat__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3, 12px) var(--space-4, 16px);
  border-bottom: 1px solid var(--border, #D0E2F5);
  background: var(--accent, #0B5FA5);
  color: #fff;
  flex: 0 0 auto;
}
.swim-chat__title {
  font-weight: 600;
  font-size: var(--fs-base, 1rem);
  display: flex;
  align-items: center;
  gap: var(--space-2, 8px);
}
.swim-chat__badge {
  font-size: var(--fs-sm, .85rem);
  font-weight: 500;
  background: rgba(255, 255, 255, .18);
  padding: 2px 8px;
  border-radius: 999px;
}
.swim-chat__close {
  background: transparent;
  border: none;
  color: #fff;
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  padding: 0 8px;
}

.swim-chat__messages {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: var(--space-4, 16px);
  display: flex;
  flex-direction: column;
  gap: var(--space-3, 12px);
  background: var(--bg, #F2F7FC);
}
.swim-chat__intro {
  background: var(--accent-soft, #DDF0FF);
  color: var(--text, #1C3248);
  border-radius: 12px;
  padding: var(--space-3, 12px);
  font-size: var(--fs-sm, .85rem);
}

.swim-chat__msg {
  display: flex;
  flex-direction: column;
  max-width: 90%;
}
.swim-chat__msg--user {
  align-self: flex-end;
  align-items: flex-end;
}
.swim-chat__msg--assistant {
  align-self: flex-start;
  align-items: flex-start;
}
.swim-chat__bubble {
  padding: 10px 14px;
  border-radius: 14px;
  white-space: pre-wrap;
  word-wrap: break-word;
  line-height: 1.45;
  font-size: var(--fs-base, 1rem);
}
.swim-chat__msg--user .swim-chat__bubble {
  background: var(--accent, #0B5FA5);
  color: #fff;
  border-bottom-right-radius: 4px;
}
.swim-chat__msg--assistant .swim-chat__bubble {
  background: var(--panel, #fff);
  color: var(--text, #1C3248);
  border: 1px solid var(--border, #D0E2F5);
  border-bottom-left-radius: 4px;
}
.swim-chat__bubble--thinking {
  font-style: italic;
  color: var(--text-muted, #64758C);
}

.swim-chat__sources {
  margin-top: var(--space-2, 8px);
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.swim-chat__source {
  font-size: var(--fs-sm, .85rem);
  background: var(--accent-soft, #DDF0FF);
  color: var(--accent, #0B5FA5);
  padding: 4px 10px;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid transparent;
}
a.swim-chat__source:hover {
  border-color: var(--accent, #0B5FA5);
}

.swim-chat__contact {
  margin-top: var(--space-2, 8px);
  background: var(--panel, #fff);
  border: 1px solid var(--border, #D0E2F5);
  border-radius: 12px;
  padding: var(--space-3, 12px);
  font-size: var(--fs-sm, .85rem);
}
.swim-chat__contact p {
  margin: 0 0 var(--space-2, 8px);
  color: var(--text, #1C3248);
}
.swim-chat__contact ul {
  margin: 0;
  padding-left: 18px;
}
.swim-chat__contact li {
  margin-bottom: 2px;
}
.swim-chat__contact a {
  color: var(--accent, #0B5FA5);
}

.swim-chat__composer {
  display: flex;
  gap: var(--space-2, 8px);
  padding: var(--space-3, 12px);
  border-top: 1px solid var(--border, #D0E2F5);
  background: var(--panel, #fff);
  flex: 0 0 auto;
}
.swim-chat__input {
  flex: 1 1 auto;
  resize: none;
  border: 1px solid var(--border, #D0E2F5);
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  font-size: var(--fs-base, 1rem);
  color: var(--text, #1C3248);
  background: #fff;
}
.swim-chat__input:focus {
  outline: 2px solid var(--accent, #0B5FA5);
  outline-offset: -1px;
}
.swim-chat__send {
  flex: 0 0 auto;
  background: var(--accent, #0B5FA5);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 0 18px;
  font-weight: 600;
  cursor: pointer;
}
.swim-chat__send:disabled,
.swim-chat__input:disabled {
  opacity: .55;
  cursor: not-allowed;
}