/* ---------- conversations#index ---------- */

.conversations-search {
  max-width: 28rem;
  margin-bottom: var(--space-3);
}

.conversations-search__count {
  margin-bottom: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

/* Turbo sets aria-busy while the frame loads: dim the old results meanwhile */
turbo-frame#conversations,
turbo-frame#conversation-customers {
  display: block;
  transition: opacity var(--duration-fast) var(--ease-out);

  &[aria-busy="true"] {
    opacity: 0.6;
  }
}

/* The inbox: one card, a row per conversation split by lines (like the home page lists) */
.conversation-list {
  overflow: hidden; /* keeps the rows' hover background inside the rounded corners */
  margin: 0;
  padding: 0;
  list-style: none;

  li + li {
    border-top: var(--border);
  }
}

.conversation-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  color: inherit;
  transition: background var(--duration-fast) var(--ease-out);

  &:hover {
    background: var(--color-surface-hover);
    color: inherit;
  }
}

/* min-width: 0 lets the name and the preview shrink and get their "…" */
.conversation-row__main {
  display: flex;
  flex-direction: column;
  gap: var(--space-0-5);
  flex: 1;
  min-width: 0;
}

.conversation-row__top,
.conversation-row__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.conversation-row__name {
  overflow: hidden;
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  white-space: nowrap;
  text-overflow: ellipsis;
}

.conversation-row__time {
  flex-shrink: 0;
  color: var(--color-text-subtle);
  font-size: var(--text-xs);
}

/* The last message, one line; anything longer ends in "…" */
.conversation-row__preview {
  overflow: hidden;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  white-space: nowrap;
  text-overflow: ellipsis;
}

.conversation-row__sender {
  font-weight: var(--weight-medium);
  color: var(--color-text);
}

.conversation-row__empty {
  font-style: italic;
  color: var(--color-text-subtle);
}

/* Unread: name and preview in strong text, the time in the brand colour (+ .unread-count, badge.css) */
.conversation-row--unread {
  .conversation-row__name {
    font-weight: var(--weight-bold);
  }

  .conversation-row__preview {
    color: var(--color-text);
    font-weight: var(--weight-medium);
  }

  .conversation-row__time {
    color: var(--color-primary-text);
    font-weight: var(--weight-semibold);
  }
}

/* ---------- conversations#new: "New conversation" customer picker (modal) ---------- */

.customer-picker {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* Scrolls on its own, so the search box stays in view */
.customer-picker__list {
  max-height: min(24rem, 55dvh);
  overflow-y: auto;
  margin: 0;
  padding: 0;
  list-style: none;
  border: var(--border);
  border-radius: var(--radius-lg);

  li + li {
    border-top: var(--border);
  }

  /* button_to wraps each option in a <form> */
  form {
    display: block;
  }
}

/* The whole row is the button */
.customer-picker__option {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  padding: var(--space-2) var(--space-3);
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-out);

  &:hover,
  &:focus-visible {
    background: var(--color-surface-hover);
  }

  &:hover .customer-picker__action {
    text-decoration: underline;
  }
}

.customer-picker__text {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}

.customer-picker__name {
  overflow: hidden;
  font-weight: var(--weight-medium);
  white-space: nowrap;
  text-overflow: ellipsis;
}

.customer-picker__meta {
  color: var(--color-text-subtle);
  font-size: var(--text-xs);
}

.customer-picker__action {
  flex-shrink: 0;
  color: var(--color-primary-text);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
}

.customer-picker__empty {
  padding: var(--space-6) 0;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  text-align: center;
}

/* ---------- conversations#show (chat) ---------- */

/* One screen tall (the viewport minus the .app-main padding): the back link keeps its own
   height and .chat takes whatever is left, so adding things above it never makes the page scroll */
.chat-page {
  display: flex;
  flex-direction: column;
  height: calc(100dvh - 2 * var(--space-8));

  /* a flex column stretches its children full width; keep the link only as wide as its text */
  .back-link {
    align-self: flex-start;
  }
}

.chat {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 18rem;
  gap: var(--space-6);
  flex: 1;
  min-height: 0; /* a flex child won't shrink below its content without this */
}

.chat__main {
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.chat__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-bottom: var(--border);
}

.chat__contact {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}

.chat__title {
  font-size: var(--text-md);
}

.chat__subtitle {
  color: var(--color-text-subtle);
  font-size: var(--text-xs);
}

/*
 * column-reverse makes the scroll container start scrolled to the
 * bottom, so the latest message is visible on page load — no JS needed.
 */
.chat__messages {
  flex: 1;
  display: flex;
  flex-direction: column-reverse;
  overflow-y: auto;
  padding: var(--space-5);
  background: var(--color-chat-bg);
}

.chat__composer {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3);
  border-top: var(--border);
  background: var(--color-surface);

  .input {
    flex: 1;
  }
}

.chat__errors {
  padding: var(--space-3) var(--space-3) 0;
}

/* As tall as its content, but never taller than the chat: a long pets list scrolls inside */
.chat__sidebar {
  align-self: start;
  max-height: 100%;
  overflow-y: auto;
}

.chat__profile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-6) var(--space-5);
  border-bottom: var(--border);
  text-align: center;
}

/* Customer details / conversation / pets: stacked blocks split by a line */
.chat__section + .chat__section {
  border-top: var(--border);
}

.chat__section-title {
  margin: 0 0 var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-subtle);
}

/* The customer's pets: customers#show's pet cards, one per row and shrunk to fit the sidebar */
.chat__pets {
  display: grid;
  gap: var(--space-2);

  .pet-card {
    align-items: center;
    padding: var(--space-2);
  }

  .pet-card__media {
    width: 3rem;
    height: 3rem;
  }

  .pet-card__placeholder svg {
    width: 1.25rem;
    height: 1.25rem;
  }

  .pet-card__name {
    font-size: var(--text-sm);
  }
}

@media (max-width: 1024px) {
  /* Stacked chat + sidebar don't fit one screen: let the page scroll again */
  .chat-page {
    height: auto;
  }

  .chat {
    grid-template-columns: 1fr;
  }

  .chat__sidebar {
    max-height: none;
  }

  .chat__main {
    height: 75dvh;
  }
}