/* FVA Chat: inside track, clean. Warm white, white cards, black pill buttons. */
:root {
  --emerald: #003A34;
  --emerald-2: #2E7D6B;
  --gold: #C9A06B;
  --bg: #F4F6F4;
  --card: #FFFFFF;
  --text: #17211F;
  --muted: #5C6B67;
  --line: #DDE5E1;
  --danger: #B42318;
  --black: #17211F;
  --warn-bg: #FFF6E5;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { overflow-x: clip; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  padding-bottom: env(safe-area-inset-bottom);
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
}
a { color: var(--emerald-2); }
.topbar {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  background: var(--card); border-bottom: 1px solid var(--line);
  padding: 10px 16px; padding-top: calc(10px + env(safe-area-inset-top));
  position: sticky; top: 0; z-index: 10; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--emerald); flex-wrap: wrap; }
.logo { width: 34px; height: 34px; flex-shrink: 0; }
.brand-name { font-weight: 800; font-size: 19px; }
.brand-sub { font-size: 14px; color: var(--muted); }
.top-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.chip { background: var(--emerald); color: #fff; border-radius: 999px; padding: 6px 12px; font-size: 13px; font-weight: 700; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); }
main { max-width: 900px; margin: 0 auto; padding: 20px 16px 60px; overflow-x: clip; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; margin-bottom: 16px; overflow-wrap: break-word; }
.card.narrow { max-width: 480px; margin: 30px auto; }
h1 { font-size: 26px; margin: 0 0 8px; color: var(--emerald); }
h2 { font-size: 19px; margin: 0 0 10px; color: var(--emerald); }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.hidden { display: none !important; }
.form { display: flex; flex-direction: column; gap: 8px; margin-top: 10px; }
.form label { font-weight: 600; font-size: 14px; }
input, select, textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--line);
  border-radius: 10px; font-size: 15px; background: #fff; color: var(--text);
  min-height: 44px;
}
textarea { min-height: 120px; resize: vertical; }
.btn {
  background: #fff; color: var(--black); border: 1.5px solid var(--black);
  padding: 10px 16px; border-radius: 999px; font-weight: 700; cursor: pointer; font-size: 15px;
  min-height: 44px; flex-shrink: 0;
}
.btn.primary { background: var(--black); color: #fff; }
.btn.small { padding: 6px 12px; font-size: 13px; min-height: 44px; }
.btn.danger { color: var(--danger); border-color: var(--danger); }
.btn:disabled { opacity: 0.55; cursor: default; }
.notice { background: var(--warn-bg); border: 1px solid var(--gold); padding: 10px 14px; border-radius: 10px; }
.notice.err { background: #FDECEA; border-color: var(--danger); }
.tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.tab {
  background: #fff; color: var(--black); border: 1.5px solid var(--line);
  padding: 10px 16px; border-radius: 999px; font-weight: 700; cursor: pointer; font-size: 15px; min-height: 44px;
}
.tab.active { background: var(--black); color: #fff; border-color: var(--black); }
.count { background: var(--danger); color: #fff; border-radius: 999px; padding: 2px 8px; font-size: 12px; margin-left: 4px; }
.pills { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.pill {
  background: #fff; color: var(--black); border: 1.5px solid var(--line);
  padding: 8px 14px; border-radius: 999px; font-weight: 700; cursor: pointer; font-size: 14px; min-height: 44px;
}
.pill.active { background: var(--black); color: #fff; border-color: var(--black); }
.list { list-style: none; padding: 0; margin: 0; }
.chat-row { border-bottom: 1px solid var(--line); }
.row-btn {
  width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  padding: 12px 0; display: flex; flex-direction: column; gap: 4px; min-height: 44px;
  font-size: 15px; color: var(--text);
}
.row-top { display: flex; justify-content: space-between; gap: 12px; width: 100%; }
.time { color: var(--muted); font-size: 13px; flex-shrink: 0; }
.preview { color: var(--muted); overflow-wrap: break-word; }
.meta { font-size: 13px; color: var(--muted); display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.badge { background: var(--warn-bg); border: 1px solid var(--gold); color: #6B4A00; border-radius: 999px; padding: 2px 8px; font-weight: 700; }
.unread { background: var(--danger); color: #fff; border-radius: 999px; padding: 2px 8px; font-weight: 700; }
.messages { display: flex; flex-direction: column; gap: 10px; margin: 14px 0; }
.msg { border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; max-width: 85%; overflow-wrap: break-word; }
.msg.visitor { align-self: flex-start; background: #F4F6F4; }
.msg.agent { align-self: flex-end; background: var(--emerald); color: #fff; }
.msg-who { display: block; font-size: 12px; font-weight: 700; opacity: 0.75; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.footer { text-align: center; padding: 18px; color: var(--muted); font-size: 13px; }
.footer a { color: var(--muted); }
@media (max-width: 560px) {
  h1 { font-size: 22px; }
  .brand-name { font-size: 16px; }
  main { padding: 14px 12px 50px; }
  .top-actions { width: 100%; }
  .top-actions button { flex: 1; }
  .msg { max-width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}