:root {
    color-scheme: dark;

    /* elevação: quanto mais perto do olho, mais claro */
    --canvas:   #0E1012;
    --coluna:   #16181B;
    --card:     #1E2125;
    --card-alt: #262A2F;

    --line:        #2B2F35;
    --line-forte:  #3C424A;

    --ink:   #F1F2F3;
    --muted: #99A0A8;
    --faint: #686F77;

    /* ação: verde só para o que o usuário pode acionar */
    --acao:       #25D366;
    --acao-claro: #35E678;
    --acao-ink:   #06160C;

    --alerta:    #F07A4D;
    --alerta-bg: #2E1710;

    --col-w: 278px;
    --r:  8px;
    --r2: 12px;
  }

  * { box-sizing: border-box; }

  html, body {
    margin: 0;
    padding: 0;
    height: 100dvh;
    overflow: hidden;
    background: var(--canvas);
    color: var(--ink);
    font-family: 'Archivo', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 15px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    font-variant-numeric: tabular-nums;
  }

  body { display: flex; flex-direction: column; }
  .topbar, .controls, .stats { flex: 0 0 auto; }

  button, input, select, textarea { font: inherit; }

  :focus-visible {
    outline: 2px solid var(--acao);
    outline-offset: 2px;
    border-radius: 4px;
  }

  /* ---------------- botões ---------------- */

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    height: 36px;
    padding: 0 16px;
    border-radius: var(--r);
    border: 1px solid transparent;
    font-size: 13.5px;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: background 120ms ease, border-color 120ms ease, color 120ms ease;
  }
  .btn:active { transform: translateY(1px); }

  .btn-primario {
    background: var(--acao);
    color: var(--acao-ink);
    font-weight: 600;
  }
  .btn-primario:hover { background: var(--acao-claro); }

  .btn-secundario {
    background: var(--card);
    border-color: var(--line-forte);
    color: var(--ink);
  }
  .btn-secundario:hover { background: var(--card-alt); border-color: var(--faint); }

  .btn-fantasma {
    background: transparent;
    color: var(--muted);
  }
  .btn-fantasma:hover { background: var(--card); color: var(--ink); }

  /* ---------------- topo ---------------- */

  .topbar {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    padding: 14px 22px;
    border-bottom: 1px solid var(--line);
    background: var(--coluna);
  }
  .brand {
    font-size: 19px;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin: 0;
  }
  .live {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 12.5px;
    color: var(--muted);
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 3px 11px 3px 9px;
  }
  .live {
    cursor: pointer;
    transition: border-color 120ms ease, color 120ms ease;
  }
  .live:hover { border-color: var(--line-forte); color: var(--ink); }
  .live::before {
    content: "";
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--faint);
    flex: 0 0 auto;
  }
  .live[data-estado="conectando"]::before {
    background: #E0A93F;
    box-shadow: 0 0 0 3px rgba(224, 169, 63, 0.16);
  }
  .live[data-estado="on"] { color: var(--ink); }
  .live[data-estado="on"]::before {
    background: var(--acao);
    box-shadow: 0 0 0 3px rgba(37, 211, 102, 0.16);
  }

  /* abas como controle segmentado, não botões soltos */
  .nav {
    display: flex;
    gap: 2px;
    margin-left: auto;
    background: var(--canvas);
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 3px;
  }
  .nav button {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    height: 30px;
    padding: 0 14px;
    border-radius: 7px;
    border: none;
    background: transparent;
    color: var(--muted);
    font-size: 13.5px;
    cursor: pointer;
    transition: background 120ms ease, color 120ms ease;
  }
  .nav button:hover { color: var(--ink); }
  .nav button[aria-current="true"] {
    background: var(--card-alt);
    color: var(--ink);
    font-weight: 500;
  }
  .nav .badge {
    background: var(--acao);
    color: var(--acao-ink);
    font-size: 11px;
    font-weight: 600;
    border-radius: 999px;
    padding: 1px 6px;
    min-width: 18px;
    text-align: center;
  }
  .nav .badge.zerado { display: none; }

  /* ---------------- filtros ---------------- */

  .controls {
    display: flex;
    align-items: center;
    gap: 9px;
    flex-wrap: wrap;
    padding: 13px 22px;
  }
  .search, .mini {
    height: 36px;
    padding: 0 13px;
    border-radius: var(--r);
    border: 1px solid var(--line);
    background: var(--card);
    color: var(--ink);
    font-size: 13.5px;
    transition: border-color 120ms ease;
  }
  .search { width: 230px; }
  .search:hover, .mini:hover { border-color: var(--line-forte); }
  .search::placeholder { color: var(--faint); }
  .mini { cursor: pointer; }
  .rotulo-data { font-size: 13px; color: var(--muted); }
  .divisor { width: 1px; height: 24px; background: var(--line); margin: 0 3px; }
  .empurra { margin-left: auto; }
  .data-wrap { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
  .so-celular { display: none; }

  .chip {
    height: 32px;
    padding: 0 13px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: transparent;
    color: var(--muted);
    font-size: 13px;
    cursor: pointer;
    transition: border-color 120ms ease, color 120ms ease;
  }
  .chip:hover { border-color: var(--faint); color: var(--ink); }

  /* ---------------- indicadores ---------------- */

  .stats {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    padding: 0 22px 14px;
  }
  .stat {
    flex: 1 1 124px;
    min-width: 124px;
    background: var(--coluna);
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 8px 12px;
    position: relative;
    overflow: hidden;
  }
  .stat::before {
    content: "";
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 2px;
    background: var(--acc, transparent);
  }
  .stat-n {
    font-size: 19px;
    font-weight: 600;
    letter-spacing: -0.025em;
    line-height: 1.2;
  }
  .stat-l {
    font-size: 11.5px;
    color: var(--muted);
    line-height: 1.35;
  }
  .stat.alerta .stat-n { color: var(--alerta); }

  /* ---------------- board ---------------- */

  .board {
    flex: 1;
    min-height: 0;
    display: flex;
    gap: 12px;
    align-items: stretch;
    padding: 4px 22px 20px;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x proximity;
  }
  .col {
    flex: 0 0 var(--col-w);
    width: var(--col-w);
    max-height: 100%;
    display: flex;
    flex-direction: column;
    background: var(--coluna);
    border: 1px solid var(--line);
    border-top: 3px solid var(--etapa, var(--line-forte));
    border-radius: var(--r2);
    padding: 11px 9px 9px;
    scroll-snap-align: start;
  }
  .col-head {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0 5px 11px;
    flex: 0 0 auto;
  }
  .col-name {
    font-size: 13.5px;
    font-weight: 500;
    letter-spacing: -0.005em;
  }
  .col-count {
    margin-left: auto;
    font-size: 12px;
    font-weight: 600;
    color: var(--etapa, var(--muted));
    background: color-mix(in srgb, var(--etapa, #888) 14%, transparent);
    border-radius: 999px;
    padding: 2px 9px;
  }
  .drop {
    flex: 1;
    min-height: 60px;
    overflow-y: auto;
    border-radius: var(--r);
    padding: 3px;
    border: 1px dashed transparent;
    transition: border-color 120ms ease, background 120ms ease;
  }
  .drop.over {
    border-color: var(--etapa, var(--acao));
    background: color-mix(in srgb, var(--etapa, #888) 8%, transparent);
  }

  .card {
    position: relative;
    display: block;
    width: 100%;
    text-align: left;
    color: inherit;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 11px 13px;
    margin-bottom: 7px;
    cursor: grab;
    transition: background 120ms ease, border-color 120ms ease, transform 120ms ease;
  }
  .card:hover {
    background: var(--card-alt);
    border-color: var(--line-forte);
    transform: translateY(-1px);
  }
  .card:active { cursor: grabbing; transform: none; }
  .card.dragging { opacity: 0.35; }
  .card.novo::after {
    content: "";
    position: absolute;
    left: 0; top: 10px; bottom: 10px;
    width: 2px;
    border-radius: 0 2px 2px 0;
    background: var(--acao);
  }

  .card-top { display: flex; align-items: center; gap: 10px; }
  .avatar {
    width: 32px; height: 32px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 11.5px; font-weight: 600;
    flex: 0 0 auto;
    color: var(--etapa, var(--muted));
    background: color-mix(in srgb, var(--etapa, #888) 16%, transparent);
    position: relative;
    overflow: hidden;
  }
  .avatar img {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
  }
  .card-id { min-width: 0; flex: 1; }
  .card-nome {
    font-size: 14px; font-weight: 500;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  }
  .card-fone { font-size: 12px; color: var(--faint); }
  .unread {
    background: var(--acao);
    color: var(--acao-ink);
    font-size: 11px; font-weight: 600;
    min-width: 19px; height: 19px;
    border-radius: 999px;
    display: flex; align-items: center; justify-content: center;
    padding: 0 6px;
    flex: 0 0 auto;
  }
  .card-msg {
    font-size: 12.5px; color: var(--muted); margin-top: 9px;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  }
  .card-foot {
    display: flex; align-items: center; gap: 10px;
    margin-top: 8px; font-size: 11.5px; color: var(--faint);
  }

  .vazio {
    font-size: 12.5px;
    color: var(--faint);
    padding: 14px 6px;
    text-align: center;
  }
  .placeholder {
    height: 54px;
    border: 1px dashed var(--line);
    border-radius: 10px;
    margin: 2px;
  }
  .board-vazio {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: var(--muted);
    font-size: 14px;
    text-align: center;
  }
  .board-vazio .dica { font-size: 12.5px; color: var(--faint); max-width: 260px; }

  /* ---------------- resumo ---------------- */

  .resumo { flex: 1; min-height: 0; overflow-y: auto; padding: 6px 22px 28px; }
  .resumo h2 {
    font-size: 14px;
    font-weight: 500;
    color: var(--muted);
    margin: 0 0 14px;
  }
  .gerados { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 26px; }
  .gerados > div {
    flex: 1 1 118px;
    background: var(--coluna);
    border: 1px solid var(--line);
    border-radius: var(--r2);
    padding: 11px 14px;
  }
  .ger-n { font-size: 23px; font-weight: 600; letter-spacing: -0.025em; line-height: 1.15; }
  .ger-l { font-size: 12px; color: var(--muted); }

  .dias-graf {
    display: flex; align-items: flex-end; gap: 7px;
    height: 132px; max-width: 620px; margin-bottom: 30px;
    padding: 14px 14px 0;
    background: var(--coluna);
    border: 1px solid var(--line);
    border-radius: var(--r2);
  }
  .dia-col {
    flex: 1; display: flex; flex-direction: column;
    justify-content: flex-end; align-items: center; gap: 5px; height: 100%;
  }
  .dia-bar { width: 100%; background: #6E9BD6; border-radius: 5px 5px 0 0; min-height: 3px; }
  .dia-lab { font-size: 11px; color: var(--faint); padding-bottom: 10px; }
  .dia-num { font-size: 12px; font-weight: 600; }

  .barras { display: flex; flex-direction: column; gap: 9px; max-width: 620px; }
  .barra-linha {
    display: grid;
    grid-template-columns: 112px 1fr 40px;
    align-items: center;
    gap: 12px;
  }
  .barra-nome { font-size: 13px; color: var(--muted); }
  .barra-trilho {
    background: var(--coluna);
    border: 1px solid var(--line);
    border-radius: 6px;
    height: 24px;
    overflow: hidden;
  }
  .barra-fill { height: 100%; border-radius: 5px; min-width: 3px; }
  .barra-num { font-size: 13px; font-weight: 600; text-align: right; }
  .barra-num.zero { color: var(--faint); font-weight: 400; }
  .resumo-nota { font-size: 12.5px; color: var(--faint); margin-top: 20px; max-width: 620px; }

  /* ---------------- modal ---------------- */

  .modal {
    position: fixed;
    inset: 0;
    background: rgba(5, 6, 7, 0.68);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    z-index: 50;
  }
  .modal-caixa {
    width: 100%;
    max-width: 380px;
    background: var(--coluna);
    border: 1px solid var(--line-forte);
    border-radius: 14px;
    padding: 20px;
  }
  .modal-titulo { font-size: 17px; font-weight: 600; margin: 0 0 4px; }
  .modal-sub { font-size: 12.5px; color: var(--muted); margin: 0 0 16px; }
  .campo { display: block; margin-bottom: 12px; }
  .campo span { display: block; font-size: 12.5px; color: var(--muted); margin-bottom: 5px; }
  .campo input {
    width: 100%;
    height: 38px;
    padding: 0 12px;
    border-radius: var(--r);
    border: 1px solid var(--line);
    background: var(--card);
    color: var(--ink);
    font-size: 14px;
    transition: border-color 120ms ease;
  }
  .campo input:hover { border-color: var(--line-forte); }
  .campo.erro input { border-color: var(--alerta); }
  .modal-acoes { display: flex; gap: 8px; justify-content: flex-end; margin-top: 18px; }

  .aviso-conexao {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    padding: 10px 22px;
    font-size: 13px;
    border-top: 1px solid var(--line);
    background: var(--coluna);
    color: var(--muted);
    flex: 0 0 auto;
  }
  .aviso-conexao::before {
    content: "";
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--faint);
    flex: 0 0 auto;
  }
  .aviso-conexao[data-estado="off"] {
    background: var(--alerta-bg);
    color: #F5B49A;
  }
  .aviso-conexao[data-estado="off"]::before { background: var(--alerta); }
  .aviso-conexao[data-estado="on"]::before { background: var(--acao); }
  .aviso-conexao .texto { flex: 1; min-width: 200px; }
  .aviso-conexao .btn { height: 32px; padding: 0 14px; font-size: 13px; }

  .composer-off {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    padding: 14px 18px 16px;
    background: var(--coluna);
    border-top: 1px solid var(--line);
    font-size: 13px;
    color: var(--muted);
    flex: 0 0 auto;
  }

  .oculto { display: none !important; }

  @media (prefers-reduced-motion: reduce) {
    * { transition: none !important; }
    .card:hover { transform: none; }
  }