/* Bandeja de WhatsApp: lista, conversación y ficha. En pantallas angostas se muestra una zona a la vez. */
.inbox{display:grid;grid-template-columns:minmax(260px,330px) minmax(0,1fr) minmax(260px,320px);gap:12px;height:calc(100vh - 150px);min-height:520px}
.inbox>section,.inbox>aside{background:var(--surface);border:1px solid var(--border);border-radius:12px;display:flex;flex-direction:column;min-height:0;overflow:hidden}
.inbox button{width:auto;min-height:36px;padding:7px 12px;font-size:13px}
.inbox-line{padding:8px 12px;font-size:12px;border-bottom:1px solid var(--border);color:var(--muted)}
.inbox-line.off{background:#3d1018;color:#ffb3bf}
.inbox-tools{display:flex;gap:8px;padding:10px;border-bottom:1px solid var(--border)}
.inbox-tools input{flex:1;min-width:0}
.inbox-pills{display:flex;flex-wrap:wrap;gap:6px;padding:8px 10px;border-bottom:1px solid var(--border)}
.inbox-pills button{background:var(--surface-2);color:#c9d2cc;border:1px solid var(--border);border-radius:999px;white-space:nowrap;min-height:30px;padding:4px 10px}
.inbox-pills button.active{background:var(--primary);color:#00210b;border-color:var(--primary)}
.inbox-pills span{opacity:.75;margin-left:4px}
.inbox-chats{list-style:none;margin:0;padding:0;overflow-y:auto;flex:1}
.inbox-chat{display:grid;grid-template-columns:40px minmax(0,1fr) auto;gap:10px;padding:10px 12px;border-bottom:1px solid #222b33;cursor:pointer}
.inbox-chat:hover,.inbox-chat.active{background:var(--surface-2)}
.inbox-avatar{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:#22313a;color:var(--primary-soft);font:700 16px var(--heading)}
.inbox-chat strong{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.inbox-preview{display:block;color:var(--muted);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.inbox-meta{text-align:right;font-size:12px;color:var(--muted)}
.inbox-unread{display:inline-block;margin-top:4px;min-width:20px;padding:1px 6px;border-radius:999px;background:var(--primary);color:#00210b;font-weight:700;text-align:center}
.inbox-tags{display:flex;flex-wrap:wrap;gap:4px;margin-top:4px}
.inbox-tag{font-size:11px;padding:1px 6px;border-radius:5px;border:1px solid var(--border);color:#c9d2cc}
.inbox-tag.wait{border-color:#81600e;color:#ffd799}
.inbox-tag.late{border-color:var(--danger);color:#ffb3bf;background:#3d1018}
.inbox-tag.mine{border-color:#197b48;color:var(--primary-soft)}
.inbox-tag.bot{border-color:#3b5bdb;color:#a5b8ff}
.inbox-tag.handoff{border-color:var(--amber);color:#ffd799}
.inbox-head{display:flex;align-items:center;gap:8px;padding:10px 12px;border-bottom:1px solid var(--border);flex-wrap:wrap}
.inbox-head .who{flex:1;min-width:150px}
.inbox-head .who span{display:block;color:var(--muted);font-size:12px}
.inbox-actions{display:flex;gap:6px;flex-wrap:wrap}
.inbox-warning{padding:8px 12px;background:#3d1018;color:#ffb3bf;font-size:13px}
.inbox-messages{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:6px;background:#0f1419}
.inbox-older{align-self:center}
.bubble{max-width:78%;padding:7px 10px 5px;border-radius:10px;background:#1f2a33;align-self:flex-start;white-space:pre-wrap;overflow-wrap:anywhere}
.bubble.out{align-self:flex-end;background:#0b3e27}
.bubble.cancelled{opacity:.55}
.bubble .who{display:block;font-size:11px;color:var(--primary-soft);margin-bottom:2px}
.bubble .when{display:block;text-align:right;font-size:11px;color:var(--muted);margin-top:3px}
.bubble .tick.read{color:#53bdeb}
.bubble .tick.failed{color:var(--danger)}
.bubble img{max-width:240px;max-height:240px;border-radius:6px;display:block}
.bubble .placeholder{color:#c9d2cc;font-style:italic}
.inbox-compose{display:flex;gap:6px;padding:10px;border-top:1px solid var(--border);align-items:flex-end;position:relative}
.inbox-compose textarea{flex:1;min-height:42px;max-height:140px;resize:vertical}
.inbox-replies{position:absolute;bottom:62px;left:10px;right:10px;max-height:260px;overflow-y:auto;background:var(--surface-2);border:1px solid var(--border);border-radius:10px;padding:6px;z-index:5}
.inbox-replies h4{margin:8px 6px 4px;font-size:12px;color:var(--muted)}
.inbox-replies button{display:block;width:100%;text-align:left;background:transparent;color:#e1e2ea;border:0;border-radius:6px;font-weight:500}
.inbox-replies button:hover{background:#2a3644}
.inbox-sheet{overflow-y:auto;padding:12px}
.inbox-sheet h3{margin:14px 0 6px;font-size:14px}
.inbox-sheet .order{border:1px solid var(--border);border-radius:8px;padding:8px;margin-bottom:8px}
.inbox-sheet .order .row{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}
.inbox-sheet form label{display:block;font-size:12px;margin-top:6px}
.inbox-sheet select,.inbox-sheet input{width:100%}
.inbox-empty{margin:auto;color:var(--muted);text-align:center;padding:20px}
.inbox-back,.inbox-sheet-toggle{display:none}
@media(max-width:1100px){.inbox{grid-template-columns:minmax(240px,300px) minmax(0,1fr)}.inbox>.inbox-sheet{display:none}.inbox[data-pane=sheet]>.inbox-sheet{display:flex;position:fixed;inset:70px 16px 16px;z-index:20}.inbox-sheet-toggle{display:inline-block}}
@media(max-width:760px){
  .inbox{grid-template-columns:1fr;height:calc(100vh - 120px)}
  .inbox>section{display:none}
  .inbox[data-pane=list] .inbox-list,.inbox[data-pane=thread] .inbox-thread{display:flex}
  .inbox[data-pane=sheet]>.inbox-sheet{inset:60px 8px 8px}
  .inbox-back{display:inline-block}
  .bubble{max-width:90%}
}