:root {
  --bg: #f3f5f4; --card: #fff; --ink: #1b2420; --muted: #6b7671; --line: #e2e7e4;
  --brand: #128c5a; --brand-ink: #fff; --in: #fff; --out: #d9f7e6; --bot: #eef1ff;
  --warn: #b66a00; --bad: #c0392b;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans Devanagari", sans-serif; background: var(--bg); color: var(--ink); }
a { color: var(--brand); text-decoration: none; }
input, select, textarea, button { font: inherit; }
input, select, textarea { border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; background: #fff; color: var(--ink); }
textarea { resize: vertical; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.row { display: flex; gap: 8px; align-items: center; }
.between { justify-content: space-between; }
.pad { padding: 16px; }
.btn { border: 1px solid var(--line); background: #fff; border-radius: 8px; padding: 7px 12px; cursor: pointer; white-space: nowrap; }
.btn:hover { border-color: var(--brand); }
.btn.primary { background: var(--brand); color: var(--brand-ink); border-color: var(--brand); }
.btn:disabled { opacity: .6; cursor: wait; }
button.link { background: none; border: 0; color: var(--brand); cursor: pointer; padding: 0 0 0 8px; }
.pill { display: inline-block; padding: 1px 8px; border-radius: 99px; font-size: 12px; background: var(--line); }
.pill.open { background: #ffe6c7; color: #8a4b00; }
.pill.pending { background: #dbe9ff; color: #1e4d99; }
.pill.closed { background: #e6e6e6; color: #555; }

.top { display: flex; align-items: center; gap: 20px; padding: 10px 16px; background: var(--brand); color: #fff; }
.top a { color: #fff; }
.top .brand { font-weight: 700; }
.top nav { display: flex; gap: 14px; flex: 1; }
.top .me small { opacity: .8; }
.top button.link { color: #fff; text-decoration: underline; }
.flashes { padding: 8px 16px; }
.flash { padding: 8px 12px; border-radius: 8px; margin-bottom: 6px; background: #e8f6ee; }
.flash.error { background: #fdeaea; color: var(--bad); }

.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.login { width: 100%; max-width: 360px; display: grid; gap: 12px; }
.login h1 { margin: 0; font-size: 22px; }
.login label { display: grid; gap: 4px; }
.login label.row { display: flex; }

.page { max-width: 1100px; margin: 0 auto; padding: 16px; }
.page h1 { font-size: 22px; }
form.inline { display: flex; gap: 6px; align-items: center; }
.card.inline { margin-bottom: 16px; }
.card.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 8px; margin-bottom: 16px; }
.tbl { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.tbl th, .tbl td { padding: 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
.tbl th { background: #fafbfa; font-size: 13px; color: var(--muted); }
.tabs { display: flex; gap: 6px; margin-bottom: 12px; }
.tabs a { padding: 6px 12px; border-radius: 8px; border: 1px solid var(--line); background: #fff; }
.tabs a.active { background: var(--brand); color: #fff; border-color: var(--brand); }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin-bottom: 8px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px; }
.stat b { display: block; font-size: 26px; }
.stat span { color: var(--muted); font-size: 13px; }

/* Inbox */
.inbox { display: grid; grid-template-columns: 340px minmax(0, 1fr); height: calc(100vh - 52px); }
.list-pane { min-width: 0; border-right: 1px solid var(--line); background: var(--card); display: flex; flex-direction: column; min-height: 0; }
.filters { padding: 10px; display: grid; gap: 8px; border-bottom: 1px solid var(--line); }
.filters .row { flex-wrap: wrap; }
.filters select { flex: 1 1 130px; min-width: 0; }
.filters #q { width: 100%; }
#tickets { list-style: none; margin: 0; padding: 0; overflow-y: auto; flex: 1; }
.ticket { padding: 10px 12px; border-bottom: 1px solid var(--line); cursor: pointer; display: grid; gap: 3px; }
.ticket:hover { background: #f7faf8; }
.ticket.active { background: #e9f6ef; }
.ticket.unread b { color: var(--brand); }
.snippet { color: var(--muted); font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chat-pane { display: flex; flex-direction: column; min-height: 0; background: #ece5dd; }
.chat-pane .empty { margin: auto; color: var(--muted); }
.chat-head { display: flex; gap: 12px; align-items: center; padding: 10px 14px; background: var(--card); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.chat-head .who { flex: 1; min-width: 200px; }
.chat-head .actions { display: flex; gap: 6px; flex-wrap: wrap; }
.btn.back { display: none; }
.form-data { background: #fffbea; border-bottom: 1px solid var(--line); padding: 8px 14px; font-size: 14px; display: grid; gap: 2px; }
.msgs { flex: 1; overflow-y: auto; padding: 14px; display: flex; flex-direction: column; gap: 6px; }
.msg { max-width: min(560px, 85%); padding: 7px 10px; border-radius: 10px; background: var(--in); box-shadow: 0 1px 1px rgba(0,0,0,.06); word-wrap: break-word; }
.msg .text { white-space: pre-wrap; }
.msg.out { align-self: flex-end; background: var(--out); }
.msg.bot { background: var(--bot); }
.msg.system { align-self: center; background: transparent; box-shadow: none; color: var(--muted); font-size: 12px; }
.msg img { max-width: 260px; max-height: 260px; border-radius: 6px; display: block; }
.msg .meta { font-size: 11px; color: var(--muted); text-align: right; margin-top: 2px; }
.msg .err { color: var(--bad); }
.window { padding: 6px 14px; font-size: 13px; background: #f1f8f4; color: var(--brand); }
.window.warn { background: #fff4e0; color: var(--warn); }
.window.closed { background: #fdeaea; color: var(--bad); }
.composer { display: flex; gap: 8px; padding: 10px; background: var(--card); border-top: 1px solid var(--line); }
.composer textarea { flex: 1; }

@media (max-width: 760px) {
  .top { flex-wrap: wrap; gap: 8px; }
  .top nav { order: 3; width: 100%; }
  .inbox { grid-template-columns: minmax(0, 1fr); height: auto; min-height: calc(100vh - 90px); }
  .chat-pane { display: none; height: calc(100vh - 90px); }
  body.chat-open .list-pane { display: none; }
  body.chat-open .chat-pane { display: flex; }
  .btn.back { display: inline-block; }
  .tbl { display: block; overflow-x: auto; }
}