:root{
  --bg:#0f1115;
  --surface:#171a21;
  --surface-2:#1e222b;
  --line:#2a2f3a;
  --text:#e7eaf0;
  --muted:#98a0b0;
  --accent:#25d366;
  --accent-ink:#06210f;
  --danger:#f2555a;
  --warn:#f0b429;
  --radius:14px;
  --shadow:0 8px 30px rgba(0,0,0,.35);
}
@media (prefers-color-scheme: light){
  :root{
    --bg:#f3f5f8; --surface:#fff; --surface-2:#f7f9fc; --line:#e3e8ef;
    --text:#131721; --muted:#64708a; --shadow:0 6px 24px rgba(16,24,40,.08);
  }
}
*{box-sizing:border-box}
/* classes com display próprio (.login-wrap, .grid, .tabs) venciam o [hidden] do navegador */
[hidden]{display:none !important}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--text);
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:15px; line-height:1.5; -webkit-font-smoothing:antialiased;
}
.wrap{max-width:1040px; margin:0 auto; padding:32px 16px 64px}

/* header */
.head{display:flex; align-items:center; justify-content:space-between; gap:16px; margin-bottom:24px; flex-wrap:wrap}
.brand{display:flex; align-items:center; gap:14px}
.logo{width:42px;height:42px;border-radius:12px;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;flex:none}
.logo svg{width:21px;height:21px}
h1{font-size:20px;font-weight:700;margin:0;letter-spacing:-.01em}
.sub{margin:2px 0 0;color:var(--muted);font-size:13.5px}

/* cards */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.card-title{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 14px}

.grid{display:grid;grid-template-columns:1fr 360px;gap:20px;align-items:start}
.side{display:grid;gap:20px}

/* fields */
.field{display:block;margin-bottom:18px}
.field:last-child{margin-bottom:0}
.label,.label-row .label{display:block;font-size:13px;font-weight:600;margin-bottom:7px;color:var(--text)}
.label-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:7px}
.label-row .label,.label-row .card-title{margin-bottom:0}
.opt{font-weight:400;color:var(--muted)}
input,textarea{
  width:100%; padding:11px 13px; background:var(--surface-2); color:var(--text);
  border:1px solid var(--line); border-radius:10px; font:inherit; font-size:14.5px;
  transition:border-color .15s, box-shadow .15s;
}
textarea{resize:vertical;min-height:120px;line-height:1.55}
input:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,211,102,.16)}
input[aria-invalid="true"],textarea[aria-invalid="true"]{border-color:var(--danger)}
input::placeholder,textarea::placeholder{color:var(--muted);opacity:.75}
input[type=date],input[type=time]{color-scheme:dark}
@media (prefers-color-scheme: light){input[type=date],input[type=time]{color-scheme:light}}
.hint{display:block;margin-top:6px;font-size:12.5px;color:var(--muted)}
.hint code{background:var(--surface-2);border:1px solid var(--line);padding:1px 5px;border-radius:5px;font-size:12px}
.counter{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.counter.warn{color:var(--warn)}
.error{margin:7px 0 0;font-size:12.5px;color:var(--danger);font-weight:500}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.row .field{margin-bottom:18px}

/* toolbar */
.toolbar{display:flex;gap:6px;margin-top:8px}
.toolbar button{
  width:32px;height:30px;border-radius:8px;border:1px solid var(--line);
  background:var(--surface-2);color:var(--muted);cursor:pointer;font-size:13px;
  display:grid;place-items:center;transition:.15s;
}
.toolbar button:hover{color:var(--text);border-color:var(--muted)}

/* chips */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:-4px 0 14px}
.chips button{
  padding:6px 12px;border-radius:999px;border:1px solid var(--line);background:var(--surface-2);
  color:var(--muted);font:inherit;font-size:12.5px;font-weight:500;cursor:pointer;transition:.15s;
}
.chips button:hover{color:var(--accent);border-color:var(--accent)}
.when{margin:0 0 16px;font-size:13px;color:var(--muted);min-height:20px}
.when strong{color:var(--text);font-weight:600}

/* buttons */
.btn-primary{
  width:100%;padding:13px;border:0;border-radius:11px;background:var(--accent);color:var(--accent-ink);
  font:inherit;font-size:15px;font-weight:650;cursor:pointer;display:flex;align-items:center;
  justify-content:center;gap:10px;transition:filter .15s,opacity .15s;
}
.btn-primary.sm{width:auto;padding:9px 18px;font-size:14px}
.btn-primary:hover{filter:brightness(1.07)}
.btn-primary:disabled{opacity:.6;cursor:not-allowed}
.btn-secondary{
  padding:9px 16px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2);
  color:var(--text);font:inherit;font-size:14px;font-weight:500;cursor:pointer;
}
.btn-secondary:hover{border-color:var(--muted)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:7px;padding:9px 14px;border:1px solid var(--line);
  border-radius:10px;background:var(--surface);color:var(--muted);font:inherit;font-size:13.5px;
  font-weight:500;cursor:pointer;transition:.15s;
}
.btn-ghost:hover{color:var(--text);border-color:var(--muted)}
.btn-ghost svg{width:15px;height:15px}
.btn-link{background:none;border:0;color:var(--muted);font:inherit;font-size:12.5px;cursor:pointer;padding:0;text-decoration:underline}
.btn-link:hover{color:var(--danger)}
.spinner{
  width:16px;height:16px;border:2px solid rgba(0,0,0,.25);border-top-color:currentColor;
  border-radius:50%;animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* destino fixo / lista de grupos */
.destino-fixo{
  display:flex;align-items:center;gap:10px;padding:12px 13px;border-radius:10px;
  background:var(--surface-2);border:1px solid var(--line);
}
.destino-fixo svg{width:17px;height:17px;color:var(--accent);flex:none}
.destino-nome{font-size:14.5px;font-weight:600;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.destino-trava{
  font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;
  color:var(--muted);background:var(--bg);border:1px solid var(--line);
  padding:3px 8px;border-radius:999px;flex:none;
}
.destino-erro{
  padding:12px 13px;border-radius:10px;font-size:13.5px;font-weight:500;
  background:rgba(242,85,90,.1);border:1px solid rgba(242,85,90,.3);color:var(--danger);
}
#destino select{
  width:100%;padding:11px 13px;background:var(--surface-2);color:var(--text);
  border:1px solid var(--line);border-radius:10px;font:inherit;font-size:14.5px;
  appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%2398a0b0' stroke-width='2'%3E%3Cpath d='m1 1 5 5 5-5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 13px center;padding-right:36px;
}
#destino select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,211,102,.16)}

/* preview */
.phone{background:#0b141a url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40'%3E%3Cpath d='M0 20h40M20 0v40' stroke='%23ffffff08'/%3E%3C/svg%3E");border-radius:12px;padding:16px 12px;min-height:120px;display:flex;justify-content:flex-end}
.bubble{
  background:#005c4b;color:#e9edef;border-radius:10px 2px 10px 10px;padding:8px 10px 6px;
  max-width:90%;font-size:14px;white-space:pre-wrap;word-break:break-word;position:relative;
}
.bubble .placeholder{color:#ffffff66;font-style:italic}
.bubble .meta{display:flex;align-items:center;gap:3px;justify-content:flex-end;font-size:11px;color:#ffffff99;margin-top:2px}
.bubble .meta svg{width:15px;height:11px;color:#53bdeb}
.bubble b{font-weight:700}.bubble i{font-style:italic}.bubble s{text-decoration:line-through}
.bubble code{font-family:ui-monospace,Menlo,monospace;font-size:13px;background:#00000033;padding:1px 4px;border-radius:4px}

/* history */
.history ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.history li{background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:11px 12px;display:grid;gap:5px}
.history .item-top{display:flex;align-items:center;justify-content:space-between;gap:8px}
.history .item-when{font-size:13px;font-weight:600}
.history .item-msg{font-size:12.5px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.history .item-grupo{font-size:11.5px;color:var(--muted);font-family:ui-monospace,Menlo,monospace}
.badge{font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:3px 8px;border-radius:999px;flex:none}
.badge.ok{background:rgba(37,211,102,.14);color:var(--accent)}
.badge.erro{background:rgba(242,85,90,.14);color:var(--danger)}
.empty{color:var(--muted);font-size:13px;margin:0;text-align:center;padding:14px 0}

/* toast */
.toast{
  position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(10px);
  background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--accent);
  border-radius:11px;padding:12px 18px;box-shadow:var(--shadow);font-size:14px;font-weight:500;
  max-width:calc(100vw - 32px);opacity:0;transition:opacity .2s,transform .2s;z-index:50;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.erro{border-left-color:var(--danger)}

@media (max-width:860px){
  .grid{grid-template-columns:1fr}
  .wrap{padding:20px 16px 48px}
}
@media (max-width:480px){
  .row{grid-template-columns:1fr}
  .head{gap:12px}
}

/* ===================== login ===================== */
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:24px 16px}
.login-card{width:100%;max-width:380px;text-align:left}
.login-card .logo{margin:0 0 16px}
.login-title{font-size:22px;font-weight:700;margin:0;letter-spacing:-.01em}
.login-sub{margin:4px 0 22px;color:var(--muted);font-size:13.5px}
.login-card .btn-primary{margin-top:4px}
.login-nota{margin:14px 0 0;text-align:center;font-size:12.5px;color:var(--muted)}
#err-login{margin-bottom:12px}

/* ===================== cabeçalho ===================== */
.head-user{display:flex;align-items:center;gap:12px}
.user-email{font-size:13px;color:var(--muted);max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ===================== abas ===================== */
.tabs{display:flex;align-items:center;gap:6px;margin-bottom:18px;border-bottom:1px solid var(--line);padding-bottom:0}
.tab{
  position:relative;padding:10px 14px;border:0;background:none;color:var(--muted);
  font:inherit;font-size:14px;font-weight:550;cursor:pointer;border-radius:8px 8px 0 0;
  display:inline-flex;align-items:center;gap:8px;
}
.tab:hover{color:var(--text)}
.tab.ativo{color:var(--text)}
.tab.ativo::after{content:"";position:absolute;left:10px;right:10px;bottom:-1px;height:2px;background:var(--accent);border-radius:2px}
.pill{
  min-width:20px;padding:1px 6px;border-radius:999px;background:var(--surface-2);
  border:1px solid var(--line);font-size:11.5px;font-weight:700;color:var(--muted);
}
.tab.ativo .pill{background:rgba(37,211,102,.14);border-color:transparent;color:var(--accent)}
.btn-refresh{
  margin-left:auto;margin-bottom:6px;width:34px;height:30px;border-radius:8px;border:1px solid var(--line);
  background:var(--surface);color:var(--muted);cursor:pointer;display:grid;place-items:center;
}
.btn-refresh:hover{color:var(--text);border-color:var(--muted)}
.btn-refresh svg{width:15px;height:15px}
.btn-refresh.girando svg{animation:spin .6s linear}

/* ===================== fila e histórico ===================== */
.fila{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.fila-item{background:var(--surface-2);border:1px solid var(--line);border-radius:11px;padding:14px;display:grid;gap:8px}
.fila-item .item-top{display:flex;align-items:center;gap:10px}
.fila-item .item-when{font-size:14.5px;font-weight:650}
.item-dist{font-size:12.5px;color:var(--muted);flex:1}
.fila-item .item-msg{
  font-size:13.5px;color:var(--text);margin:0;white-space:pre-wrap;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.item-rodape{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.item-erro{margin:0;font-size:12.5px;color:var(--danger);background:rgba(242,85,90,.08);border-radius:8px;padding:8px 10px}
.item-acoes{display:flex;gap:8px}
.acao{
  padding:6px 12px;border-radius:8px;border:1px solid var(--line);background:var(--surface);
  color:var(--text);font:inherit;font-size:12.5px;font-weight:550;cursor:pointer;transition:.15s;
}
.acao:hover{border-color:var(--muted)}
.acao.perigo:hover{border-color:var(--danger);color:var(--danger)}

.badge.pend{background:rgba(240,180,41,.16);color:var(--warn)}
.badge.indo{background:rgba(83,189,235,.16);color:#53bdeb}
.badge.cancel{background:var(--bg);color:var(--muted);border:1px solid var(--line)}

.filtros{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.filtro{
  padding:6px 13px;border-radius:999px;border:1px solid var(--line);background:var(--surface-2);
  color:var(--muted);font:inherit;font-size:12.5px;font-weight:550;cursor:pointer;
}
.filtro:hover{color:var(--text)}
.filtro.ativo{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}

/* ===================== próximo envio ===================== */
.proximo-quando{margin:0;font-size:16px;font-weight:700}
.proximo-dist{margin:2px 0 10px;font-size:12.5px;color:var(--accent);font-weight:600}
.proximo .item-msg{
  margin:0;font-size:13px;color:var(--muted);white-space:pre-wrap;
  display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;
}

/* ===================== modal ===================== */
.modal{
  border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);color:var(--text);
  padding:22px;width:min(480px,calc(100vw - 32px));box-shadow:var(--shadow);
}
.modal::backdrop{background:rgba(0,0,0,.55)}
.modal-title{font-size:17px;font-weight:650;margin:0 0 18px}
.modal-acoes{display:flex;gap:10px;justify-content:flex-end;margin-top:6px}
#err-editar{margin-bottom:12px}

@media (max-width:860px){
  .head-user .user-email{display:none}
  .tabs{overflow-x:auto}
}
.acao.armado{background:var(--danger);border-color:var(--danger);color:#fff}

/* ===================== linha do tempo (logs) ===================== */
.filtro-log{
  padding:6px 13px;border-radius:999px;border:1px solid var(--line);background:var(--surface-2);
  color:var(--muted);font:inherit;font-size:12.5px;font-weight:550;cursor:pointer;
}
.filtro-log:hover{color:var(--text)}
.filtro-log.ativo{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}

.linha-tempo{list-style:none;margin:0;padding:0;display:grid;gap:2px}
.log-item{
  display:grid;grid-template-columns:96px 1fr;gap:12px;align-items:start;
  padding:11px 4px;border-bottom:1px solid var(--line);
}
.log-item:last-child{border-bottom:0}
.log-item .badge{justify-self:start;margin-top:1px}
.log-corpo{min-width:0}
.log-texto{margin:0;font-size:13.5px;font-weight:500}
.log-meta{margin:3px 0 0;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.log-trecho{
  margin:7px 0 0;padding:7px 10px;border-radius:8px;background:var(--surface-2);
  border-left:2px solid var(--line);font-size:12.5px;color:var(--muted);
  white-space:pre-wrap;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
@media (max-width:560px){
  .log-item{grid-template-columns:1fr;gap:6px}
}