:root {
  color-scheme: light;
  --bg: #f3f5f4; --panel: #ffffff; --panel2: #f8faf9; --line: #e2e7e5; --text: #1b2421; --muted: #6b7a75;
  --accent: #128c5a; --accent2: #0f5132; --accentSoft: #e3f4ec; --in: #ffffff; --out: #dcf5e6; --danger: #c0392b;
  --chat-bg: #ece6dd;
  --s-interesado: #f59e0b; --s-nuevo_pedido: #8b5cf6; --s-despachado: #0ea5e9; --s-oficina_ruta: #2563eb; --s-entregado: #16a34a; --s-novedad: #ea580c; --s-devuelto: #dc2626;
  --radius: 10px;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { font: 14px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
button { font: inherit; cursor: pointer; border: 0; border-radius: 8px; padding: 8px 14px; background: var(--accent); color: #fff; }
button.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
input, select, textarea { font: inherit; color: var(--text); background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px; }
.brand { font-weight: 700; font-size: 16px; display: flex; align-items: center; gap: 6px; white-space: nowrap; }
.logo { color: var(--accent); }

/* login */
.login { min-height: 100%; display: grid; place-items: center; padding: 16px; }
.login-card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 28px; width: min(360px, 100%); display: grid; gap: 12px; }
.login-card label { display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
.err { color: var(--danger); min-height: 1em; margin: 0; }

/* layout */
.app { height: 100%; display: flex; flex-direction: column; }
.topbar { display: flex; align-items: center; gap: 14px; padding: 10px 16px; background: var(--panel); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.tabs { display: flex; gap: 4px; background: var(--panel2); padding: 3px; border-radius: 10px; }
.tab { background: transparent; color: var(--muted); padding: 6px 14px; }
.tab.active { background: var(--accent); color: #fff; }
.filters { display: flex; gap: 8px; flex: 1; min-width: 220px; }
.filters input { flex: 1; min-width: 120px; }
.right { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.view { flex: 1; min-height: 0; }

/* bandeja */
.inbox { display: grid; grid-template-columns: 360px 1fr; }
.chatlist { border-right: 1px solid var(--line); background: var(--panel); display: flex; flex-direction: column; min-height: 0; }
.listfilters { display: flex; gap: 8px; padding: 10px; border-bottom: 1px solid var(--line); align-items: center; }
.listfilters select { flex: 1; }
.chk { display: flex; gap: 5px; align-items: center; font-size: 13px; white-space: nowrap; }
#chatList { list-style: none; margin: 0; padding: 0; overflow-y: auto; flex: 1; }
.chat { padding: 10px 12px; border-bottom: 1px solid var(--line); cursor: pointer; display: grid; grid-template-columns: 40px 1fr auto; gap: 10px; align-items: center; }
.chat:hover { background: var(--panel2); }
.chat.active { background: var(--accentSoft); }
.avatar { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; color: #fff; font-size: 15px; }
.chat .name { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chat .preview { color: var(--muted); font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chat .meta { text-align: right; font-size: 11px; color: var(--muted); display: grid; gap: 4px; justify-items: end; }
.chat.unread .name { color: var(--accent); }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); }
.tags { display: flex; gap: 4px; margin-top: 3px; flex-wrap: wrap; }
.tag { font-size: 10.5px; padding: 1px 7px; border-radius: 99px; background: var(--panel2); border: 1px solid var(--line); color: var(--muted); white-space: nowrap; }
.stage-tag { color: #fff; border: 0; }
.more { margin: 8px; }

.conversation { display: grid; grid-template-columns: 1fr 300px; min-height: 0; }
.conversation .empty { grid-column: 1 / -1; display: grid; place-items: center; color: var(--muted); }
.convmain { display: flex; flex-direction: column; min-height: 0; background: var(--chat-bg); }
.convhead { display: flex; align-items: center; gap: 10px; padding: 10px 14px; background: var(--panel); border-bottom: 1px solid var(--line); }
.convhead .back { display: none; }
.messages { flex: 1; overflow-y: auto; padding: 14px 6%; display: flex; flex-direction: column; gap: 4px; }
.daysep { align-self: center; font-size: 11.5px; background: var(--panel); color: var(--muted); padding: 3px 10px; border-radius: 8px; margin: 8px 0; }
.msg { max-width: 72%; padding: 6px 9px 4px; border-radius: 8px; background: var(--in); box-shadow: 0 1px 0.5px rgba(0,0,0,.08); white-space: pre-wrap; word-wrap: break-word; }
.msg.out { align-self: flex-end; background: var(--out); }
.msg .time { font-size: 10.5px; color: var(--muted); text-align: right; margin-top: 2px; }
.msg .media { color: var(--muted); font-style: italic; }
.loadolder { align-self: center; }

.side { background: var(--panel); border-left: 1px solid var(--line); padding: 16px; overflow-y: auto; display: grid; gap: 14px; align-content: start; }
.side h3 { margin: 0; font-size: 17px; }
.side .field { display: grid; gap: 5px; font-size: 12px; color: var(--muted); }
.side textarea { min-height: 120px; resize: vertical; }
.stagebtns { display: flex; flex-wrap: wrap; gap: 6px; }
.stagebtn { font-size: 12px; padding: 5px 10px; background: var(--panel2); color: var(--text); border: 1px solid var(--line); }
.stagebtn.on { color: #fff; border-color: transparent; }
.wa { display: inline-block; color: var(--accent); text-decoration: none; font-weight: 600; }

/* embudo */
.pipeline { display: flex; flex-direction: column; }
.pipebar { display: flex; gap: 16px; align-items: center; padding: 10px 16px; flex-wrap: wrap; }
.pipebar label { display: flex; gap: 6px; align-items: center; }
.board { flex: 1; display: grid; grid-auto-flow: column; grid-auto-columns: minmax(250px, 1fr); gap: 12px; padding: 0 16px 16px; overflow-x: auto; min-height: 0; }
.col { background: var(--panel2); border: 1px solid var(--line); border-radius: 12px; display: flex; flex-direction: column; min-height: 0; }
.col.drop { outline: 2px dashed var(--accent); }
.colhead { padding: 10px 12px; font-weight: 700; display: flex; justify-content: space-between; align-items: center; border-top: 4px solid; border-radius: 12px 12px 0 0; }
.cards { padding: 8px; overflow-y: auto; display: grid; gap: 8px; align-content: start; flex: 1; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 9px 10px; cursor: grab; display: grid; gap: 3px; }
.card:active { cursor: grabbing; }
.card .name { font-weight: 600; }
.card .preview { font-size: 12.5px; color: var(--muted); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card .row { display: flex; justify-content: space-between; gap: 6px; font-size: 11px; color: var(--muted); align-items: center; }
.card select { font-size: 11px; padding: 2px 4px; display: none; }
.colmore { font-size: 12px; text-align: center; color: var(--muted); padding: 4px 0 8px; }

.toast { position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%); background: #1b2421; color: #fff; padding: 9px 16px; border-radius: 10px; z-index: 50; }

/* móvil */
@media (max-width: 900px) {
  .topbar { gap: 8px; padding: 8px 10px; }
  .filters { order: 5; flex-basis: 100%; }
  #syncInfo { display: none; }
  .inbox { grid-template-columns: 1fr; }
  .inbox.open .chatlist { display: none; }
  .inbox:not(.open) .conversation { display: none; }
  .conversation { grid-template-columns: 1fr; grid-template-rows: 1fr auto; }
  .side { border-left: 0; border-top: 1px solid var(--line); max-height: 40vh; }
  .convhead .back { display: inline-block; }
  .messages { padding: 10px 3%; }
  .msg { max-width: 88%; }
  .board { grid-auto-columns: 82vw; }
  .card select { display: block; }
}

/* responder */
.composer { display: flex; gap: 8px; padding: 10px 12px; background: var(--panel); border-top: 1px solid var(--line); align-items: flex-end; }
.composer textarea { flex: 1; resize: none; min-height: 40px; max-height: 160px; line-height: 1.35; }
.composer button:disabled { opacity: .5; cursor: default; }
.botbox { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 8px 10px; border-radius: 8px; background: var(--accentSoft); color: var(--text); font-size: 13px; }
.botbox.paused { background: #fff4e5; }

/* fotos, audios y videos */
.mediabtn { display: block; margin: 4px 0; font-size: 12.5px; padding: 6px 10px; background: var(--panel2); color: var(--accent2); border: 1px solid var(--line); }
.mediabtn:disabled { color: var(--muted); }
.mediaview { display: block; max-width: min(320px, 100%); max-height: 360px; border-radius: 6px; margin: 4px 0; }
img.mediaview { cursor: zoom-in; }
audio.mediaview { width: 260px; max-width: 100%; }
.mediadoc { display: inline-block; margin: 4px 0; color: var(--accent2); font-weight: 600; }