/* ============================================================
   LocumMY — Messaging (Conversation List + Chat Thread)
   ============================================================ */

/* ── Conversation list ───────────────────────────────────────────────────── */
.messages-body {
  padding-bottom: calc(var(--bottom-nav) + var(--sp-4));
}

.conv-item {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-4);
  border-bottom: 1px solid var(--color-border-soft);
  cursor: pointer;
  transition: background var(--ease-fast);
}
.conv-item:active { background: var(--color-bg-soft); }

.conv-item.unread-item {
  background: var(--color-primary-pale);
}
[data-theme="dark"] .conv-item.unread-item {
  background: rgba(30, 132, 148, 0.08);
}

.conv-avatar-wrap {
  position: relative;
  flex-shrink: 0;
}
.online-dot {
  position: absolute;
  bottom: 1px;
  right: 1px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-success);
  border: 2px solid var(--color-bg);
}

.conv-body { flex: 1; min-width: 0; }
.conv-name {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 1px;
}
.conv-role {
  font-size: var(--font-size-xs);
  color: var(--color-text-mute);
  margin-bottom: 3px;
}
.conv-last-msg {
  font-size: var(--font-size-sm);
  color: var(--color-text-mute);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 220px;
}
.conv-item.unread-item .conv-last-msg {
  color: var(--color-text);
  font-weight: 600;
}

.conv-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--sp-1);
  flex-shrink: 0;
}
.conv-time {
  font-size: var(--font-size-xs);
  color: var(--color-text-mute);
  white-space: nowrap;
}
.unread-badge {
  background: var(--color-primary);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: var(--r-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 5px;
}

/* Empty state */
.messages-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--sp-16) var(--sp-6);
  gap: var(--sp-4);
}

/* ── Chat screen ─────────────────────────────────────────────────────────── */
.chat-screen {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 100vh;
  background: var(--color-bg);
}

.chat-top-bar {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-4) var(--sp-3);
  border-bottom: 1px solid var(--color-border-soft);
  background: var(--color-bg);
  flex-shrink: 0;
  position: sticky;
  top: 0;
  z-index: 10;
}

.chat-contact-info { flex: 1; min-width: 0; }
.chat-contact-name {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.chat-contact-status {
  font-size: var(--font-size-xs);
  color: var(--color-text-mute);
}
.chat-contact-status.online { color: var(--color-success); font-weight: 600; }

/* Auto-delete notice banner */
.chat-delete-notice {
  background: var(--color-bg-soft);
  border-bottom: 1px solid var(--color-border-soft);
  padding: 6px var(--sp-4);
  font-size: 11px;
  color: var(--color-text-mute);
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex-shrink: 0;
}
.chat-delete-notice svg { width: 12px; height: 12px; flex-shrink: 0; opacity: 0.6; }

/* Messages scroll area */
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--sp-4) var(--sp-4) var(--sp-3);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  -webkit-overflow-scrolling: touch;
}

/* Date separator */
.msg-date-label {
  text-align: center;
  font-size: var(--font-size-xs);
  color: var(--color-text-mute);
  font-weight: 600;
  margin: var(--sp-3) 0 var(--sp-1);
  position: relative;
}
.msg-date-label::before,
.msg-date-label::after {
  content: '';
  position: absolute;
  top: 50%;
  width: calc(50% - 36px);
  height: 1px;
  background: var(--color-border-soft);
}
.msg-date-label::before { left: 0; }
.msg-date-label::after  { right: 0; }

/* Message rows */
.msg-row {
  display: flex;
  align-items: flex-end;
  gap: var(--sp-2);
}
.msg-row.sent     { flex-direction: row-reverse; }
.msg-row.received { flex-direction: row; }

.msg-bubble {
  max-width: 72%;
  padding: 10px 14px;
  border-radius: 18px;
  font-size: var(--font-size-sm);
  line-height: 1.5;
  word-break: break-word;
}
.msg-row.received .msg-bubble {
  background: var(--color-surface);
  border: 1px solid var(--color-border-soft);
  color: var(--color-text);
  border-bottom-left-radius: 4px;
}
.msg-row.sent .msg-bubble {
  background: var(--color-primary);
  color: #fff;
  border-bottom-right-radius: 4px;
}

.msg-time {
  font-size: 10px;
  color: var(--color-text-subtle);
  flex-shrink: 0;
  padding-bottom: 2px;
  white-space: nowrap;
}

/* Input bar */
.chat-input-bar {
  display: flex;
  align-items: flex-end;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-4);
  padding-bottom: max(var(--sp-3), env(safe-area-inset-bottom));
  border-top: 1px solid var(--color-border-soft);
  background: var(--color-bg);
  flex-shrink: 0;
}
.chat-input {
  flex: 1;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border-soft);
  border-radius: 20px;
  padding: 10px var(--sp-4);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  font-family: var(--font);
  outline: none;
  resize: none;
  overflow-y: auto;
  max-height: 120px;
  line-height: 1.4;
  transition: border-color var(--ease-fast);
}
.chat-input::placeholder { color: var(--color-text-subtle); }
.chat-input:focus { border-color: var(--color-primary); }

.chat-send-btn {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--ease-fast), transform var(--ease-fast);
  margin-bottom: 1px;
}
.chat-send-btn:hover  { background: var(--color-primary-dark); }
.chat-send-btn:active { transform: scale(0.93); }
.chat-send-btn svg { width: 18px; height: 18px; stroke: #fff; }

/* ── Desktop ──────────────────────────────────────────────────────────────── */
@media (min-width: 768px) {
  .conv-last-msg { max-width: 320px; }
}