:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel2: #1e222b;
  --border: #2a2f3a;
  --text: #e6e8ee;
  --muted: #8a91a0;
  --accent: #25d366;
  --accent2: #128c7e;
  --in: #1e222b;
  --out: #075e54;
  --danger: #e5484d;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  height: 100vh;
  overflow: hidden;
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.error { color: var(--danger); font-size: 13px; margin-top: 8px; min-height: 16px; }
button {
  background: var(--accent2); color: #fff; border: 0; border-radius: 8px;
  padding: 9px 14px; cursor: pointer; font-size: 14px;
}
button:hover { background: var(--accent); }
input, select, textarea {
  background: var(--panel2); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 9px 11px; font-size: 14px; outline: none;
}
input:focus, textarea:focus { border-color: var(--accent2); }

/* LOGIN */
.login-screen { height: 100vh; display: grid; place-items: center; }
.login-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 16px;
  padding: 32px; width: 340px; display: flex; flex-direction: column; gap: 12px;
}
.login-logo { width: 190px; max-width: 80%; align-self: center; margin: 6px 0 2px; }
.login-sub { text-align: center; margin: 0 0 6px; }

/* APP LAYOUT */
.app { display: grid; grid-template-columns: 340px 1fr; grid-template-rows: 100vh; height: 100vh; overflow: hidden; }
.sidebar { background: var(--panel); border-right: 1px solid var(--border); display: flex; flex-direction: column; min-height: 0; height: 100vh; }
.brand { padding: 16px; border-bottom: 1px solid var(--border); display: flex; align-items: center; }
.brand-logo { height: 26px; width: auto; }
.conn-filter { padding: 12px 16px 4px; display: flex; flex-direction: column; gap: 4px; }
.conn-filter label { font-size: 11px; color: var(--muted); text-transform: uppercase; }
.tabs { display: flex; gap: 6px; padding: 10px 16px; }
.tab { background: var(--panel2); font-size: 13px; padding: 6px 10px; }
.tab.active { background: var(--accent2); }
.conv-list { flex: 1; min-height: 0; overflow-y: auto; }
.conv-item { padding: 12px 16px; border-bottom: 1px solid var(--border); cursor: pointer; display: flex; align-items: center; gap: 12px; }
.conv-item:hover, .conv-item.active { background: var(--panel2); }
.conv-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.avatar { width: 46px; height: 46px; border-radius: 50%; object-fit: cover; flex-shrink: 0; background: var(--panel2); }
.avatar-fallback { display: grid; place-items: center; font-weight: 700; color: #fff; background: linear-gradient(135deg, #128c7e, #25d366); font-size: 18px; }
.avatar-fallback.grp { background: linear-gradient(135deg, #5b6b7c, #2a2f3a); }
.chat-avatar .avatar, .chat-avatar .avatar-fallback { width: 40px; height: 40px; font-size: 16px; }
.chat-head-left { display: flex; align-items: center; gap: 12px; }
.conv-item .top { display: flex; justify-content: space-between; align-items: center; }
.conv-item .name { font-weight: 600; font-size: 14px; }
.conv-item .preview { color: var(--muted); font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.badge { background: var(--accent); color: #04210f; border-radius: 10px; font-size: 11px; padding: 1px 7px; font-weight: 700; }
.tag { font-size: 10px; color: var(--muted); border: 1px solid var(--border); border-radius: 6px; padding: 1px 5px; }
.sidebar-footer { padding: 12px 16px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.footer-btns { display: flex; gap: 6px; }
.footer-btns button { padding: 6px 10px; background: var(--panel2); }

/* CHAT */
.chat { display: flex; flex-direction: column; height: 100vh; min-height: 0; }
.chat-empty { flex: 1; display: grid; place-items: center; color: var(--muted); }
.chat-view { display: flex; flex-direction: column; height: 100vh; min-height: 0; position: relative; }
.chat-header { display: flex; justify-content: space-between; align-items: center; padding: 14px 20px; border-bottom: 1px solid var(--border); background: var(--panel); }
.chat-title { font-weight: 600; }
.messages { flex: 1; min-height: 0; overflow-y: auto; padding: 20px; display: flex; flex-direction: column; gap: 8px; background: #0b0d11; }
.msg { max-width: 62%; padding: 8px 12px; border-radius: 10px; font-size: 14px; line-height: 1.35; word-wrap: break-word; }
.msg.in { background: var(--in); align-self: flex-start; }
.msg.out { background: var(--out); align-self: flex-end; }
.msg .meta { font-size: 10px; color: rgba(255,255,255,.5); margin-top: 3px; text-align: right; }
.msg .sender { font-size: 11px; font-weight: 700; color: var(--accent); margin-bottom: 2px; }
.msg .sender-out { color: #b7f5cd; }
.chat-actions { display: flex; gap: 8px; align-items: center; }
#btn-access { background: var(--panel2); padding: 7px 11px; font-size: 13px; }
.attach-btn { background: var(--panel2); padding: 9px 12px; font-size: 18px; line-height: 1; }
.media-img { max-width: 240px; max-height: 260px; border-radius: 8px; display: block; margin-bottom: 4px; }
.media-doc { display: inline-block; color: #fff; text-decoration: none; background: rgba(255,255,255,.08); padding: 8px 12px; border-radius: 8px; margin-bottom: 4px; }
.media-missing { font-style: italic; opacity: .7; }
.msg { position: relative; }
.msg audio { width: 260px; max-width: 100%; height: 40px; display: block; margin: 2px 0 4px; }
.msg:has(audio), .msg:has(.media-img), .msg:has(video) { max-width: 300px; }
/* Botão responder */
.reply-btn { position: absolute; top: 2px; right: 2px; background: rgba(0,0,0,.35); color: #fff; border: 0; border-radius: 6px; padding: 2px 7px; font-size: 13px; opacity: 0; cursor: pointer; }
.msg:hover .reply-btn { opacity: 1; }
.reply-btn:hover { background: rgba(0,0,0,.6); }
/* Citação dentro da mensagem */
.quote { border-left: 3px solid var(--accent); background: rgba(255,255,255,.06); padding: 4px 8px; border-radius: 6px; margin-bottom: 5px; font-size: 12px; }
.quote-who { display: block; font-weight: 700; color: var(--accent); font-size: 11px; }
/* Barra de responder acima do input */
.reply-bar { display: flex; align-items: center; gap: 10px; padding: 8px 20px; background: var(--panel2); border-top: 1px solid var(--border); }
.reply-bar-content { flex: 1; border-left: 3px solid var(--accent); padding-left: 10px; min-width: 0; }
.reply-bar-who { font-weight: 700; font-size: 12px; color: var(--accent); }
.reply-bar-text { font-size: 13px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.reply-cancel { background: transparent; color: var(--muted); padding: 4px 8px; }
/* Preview de mídia antes de enviar */
.media-preview { display: grid; place-items: center; background: var(--panel2); border-radius: 10px; padding: 14px; min-height: 120px; }
.preview-img { max-width: 100%; max-height: 320px; border-radius: 8px; }
.preview-doc { display: flex; align-items: center; gap: 14px; font-size: 34px; }
.preview-doc b { font-size: 15px; word-break: break-all; }
/* Mensagens prontas */
.quick-menu { position: absolute; bottom: 74px; left: 20px; right: 20px; max-height: 300px; overflow-y: auto; background: var(--panel); border: 1px solid var(--border); border-radius: 12px; box-shadow: 0 8px 30px rgba(0,0,0,.5); z-index: 20; }
.quick-item { padding: 10px 14px; border-bottom: 1px solid var(--border); cursor: pointer; }
.quick-item:hover { background: var(--panel2); }
.quick-item b { display: block; color: var(--accent); font-size: 13px; }
.quick-item span { display: block; color: var(--muted); font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.quick-empty { padding: 14px; }
/* ID único no modal de acesso */
.id-box { background: var(--panel2); border-radius: 8px; padding: 8px 12px; font-size: 12px; display: flex; align-items: center; gap: 8px; }
.id-box code { color: var(--accent); font-size: 12px; word-break: break-all; flex: 1; }
.copy-id { background: var(--accent2); padding: 4px 10px; font-size: 12px; }
/* Legenda + atalho no modal de arquivo */
.media-caption-row { display: flex; gap: 8px; }
.media-caption-row input { flex: 1; }
.quick-menu-modal { position: static; max-height: 200px; margin-top: -4px; }
.send-bar { display: flex; gap: 10px; padding: 14px 20px; border-top: 1px solid var(--border); background: var(--panel); }
.send-bar input { flex: 1; }

/* MODALS */
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: grid; place-items: center; z-index: 50; }
.modal-card { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; width: 640px; max-width: 92vw; max-height: 88vh; overflow: hidden; display: flex; flex-direction: column; }
.modal-card.small { width: 400px; }
.modal-head { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.modal-head h2 { margin: 0; font-size: 18px; }
.close { background: transparent; color: var(--muted); padding: 4px 8px; }
.modal-body { padding: 20px; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; }
.modal-body.center { align-items: center; text-align: center; }
.modal-body section { border-bottom: 1px solid var(--border); padding-bottom: 18px; margin-bottom: 6px; }
.modal-body h3 { margin: 0 0 10px; font-size: 15px; }
.row { display: flex; gap: 8px; }
.row.wrap { flex-wrap: wrap; }
.row input, .row select { flex: 1; min-width: 120px; }
.admin-list { margin-top: 12px; display: flex; flex-direction: column; gap: 8px; }
.admin-item { display: flex; justify-content: space-between; align-items: center; background: var(--panel2); padding: 10px 12px; border-radius: 8px; font-size: 14px; }
.admin-item .actions { display: flex; gap: 6px; }
.admin-item button { padding: 5px 10px; font-size: 12px; }
.btn-danger { background: var(--danger) !important; }
.status-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; }
.status-connected { background: var(--accent); }
.status-qr, .status-connecting { background: #e0a800; }
.status-disconnected { background: #666; }
.qr-img { width: 260px; height: 260px; background: #fff; border-radius: 8px; padding: 8px; }
.modal-body label { font-size: 12px; color: var(--muted); }