/* ==========================================================================
 * Decodix — folha de estilo da interface
 *
 * Estrutura: barra lateral branca recolhível à esquerda, área útil à direita
 * com cabeçalho, cartão de configuração, faixa de indicadores e dois painéis
 * técnicos claros lado a lado (pacote bruto | dados interpretados).
 *
 * Tudo em modo claro: os painéis técnicos usam fundo quase branco e o
 * hexadecimal é diferenciado por sublinhados e fundos pastéis, nunca por
 * blocos escuros.
 * ========================================================================== */

:root {
  /* --- superfícies ------------------------------------------------------ */
  --bg:          #F5F7FA;   /* fundo da aplicação */
  --card:        #FFFFFF;   /* cartões */
  --panel:       #F8FAFC;   /* painéis técnicos */
  --panel-head:  #FFFFFF;
  --hover:       #F1F5F9;
  --line:        #E2E8F0;   /* bordas */
  --line-soft:   #EDF1F6;

  /* --- texto ------------------------------------------------------------ */
  --ink:         #101827;   /* menu ativo e textos principais */
  --ink-tech:    #1E293B;   /* texto técnico */
  --ink-soft:    #64748B;   /* texto secundário */
  --ink-faint:   #6E7D93;   /* offsets, ASCII e dicas: precisa ser legivel */

  /* --- cores de marca --------------------------------------------------- */
  --roxo:        #5B21E6;
  --roxo-fraco:  #7C4DFF;
  --azul:        #1495F9;
  --verde:       #10B981;
  --laranja:     #F59E0B;
  --vermelho:    #EF4444;
  --rosa:        #EC4899;

  /* --- destaques suaves ------------------------------------------------- */
  --soft-indigo: #EEF2FF;
  --soft-sky:    #E0F2FE;
  --soft-green:  #ECFDF5;
  --soft-orange: #FFF7ED;
  --soft-red:    #FEF2F2;

  /* compatibilidade com os módulos que ainda pedem estes nomes */
  --accent:      var(--roxo);
  --accent-soft: var(--soft-indigo);
  --fg:          var(--ink);
  --fg-dim:      var(--ink-soft);
  --fg-faint:    var(--ink-faint);
  --ok:          var(--verde);
  --warn:        var(--laranja);
  --err:         var(--vermelho);
  --info:        var(--azul);

  /* --- cores dos grupos de bytes ---------------------------------------- */
  --k-length:    #5B21E6;   /* roxo   */
  --k-imei:      #1495F9;   /* azul   */
  --k-command:   #F59E0B;   /* laranja*/
  --k-payload:   #0EA5E9;
  --k-crc:       #EF4444;   /* vermelho */
  --k-time:      #10B981;   /* verde  */
  --k-gnss:      #1495F9;
  --k-meta:      #7C4DFF;
  --k-event:     #EC4899;   /* rosa   */
  --k-io:        #F59E0B;   /* amarelo*/
  --k-iocount:   #94A3B8;
  --k-error:     #EF4444;

  /* --- superfícies derivadas -------------------------------------------- */
  --line-strong: #CBD5E1;
  --roxo-forte:  #4C1BC7;
  --chip-bg:     #F1F5F9;   /* etiqueta do hexadecimal bruto */
  --chip-fg:     #475569;
  --nav-ativo-bg: #101827;  /* item selecionado da lateral */
  --nav-ativo-fg: #FFFFFF;
  --toast-bg:    #101827;
  --toast-fg:    #FFFFFF;
  --scroll:      #CBD5E1;
  --scroll-hover:#94A3B8;

  /* --- estados: fundo, borda e texto ------------------------------------ */
  --ok-bd:   #A7F3D0;  --ok-fg:   #047857;
  --warn-bd: #FED7AA;  --warn-fg: #B45309;
  --err-bd:  #FECACA;  --err-fg:  #B91C1C;
  --info-bd: #BAE6FD;  --info-fg: #0369A1;

  /* --- foco e sombras coloridas ----------------------------------------- */
  --foco:        rgba(91, 33, 230, .12);
  --foco-forte:  rgba(91, 33, 230, .18);
  --sombra-roxa: rgba(91, 33, 230, .28);
  --sombra-gaveta: rgba(16, 24, 39, .16);
  --sombra-toast:  rgba(16, 24, 39, .22);

  /* --- fundos pastéis dos grupos de bytes -------------------------------- */
  --t-length:  rgba(91, 33, 230, .07);
  --t-azul:    rgba(20, 149, 249, .08);
  --t-command: rgba(245, 158, 11, .10);
  --t-io:      rgba(245, 158, 11, .08);
  --t-crc:     rgba(239, 68, 68, .07);
  --t-error:   rgba(239, 68, 68, .14);
  --t-event:   rgba(236, 72, 153, .08);
  --t-time:    rgba(16, 185, 129, .09);
  --t-iocount: rgba(148, 163, 184, .12);
  --t-payload: rgba(14, 165, 233, .07);
  --t-meta:    rgba(124, 77, 255, .07);

  /* --- métricas --------------------------------------------------------- */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --sombra:      0 1px 2px rgba(16, 24, 39, .04);
  --sombra-card: 0 1px 3px rgba(16, 24, 39, .06), 0 1px 2px rgba(16, 24, 39, .04);
  --sidebar-w:   208px;
  --sidebar-w-min: 64px;

  --mono: "JetBrains Mono", "Cascadia Mono", "Consolas", "SF Mono", ui-monospace, monospace;
  --sans: Inter, "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", sans-serif;
}

/* ==========================================================================
 * Tema escuro
 *
 * Só redefine os tokens — nenhuma regra de layout é duplicada. O atributo
 * data-theme é escrito por src/ui/shell.js, que resolve a escolha guardada
 * no navegador ou, na falta dela, a preferência do sistema.
 *
 * As cores de campo ficam mais claras que no tema claro: sobre fundo escuro,
 * o roxo #5B21E6 e o vermelho #EF4444 perdem legibilidade. Os fundos pastéis
 * dos grupos de bytes também sobem de opacidade, porque um véu de 7% some
 * sobre #0F172A.
 * ========================================================================== */

:root[data-theme="dark"] {
  color-scheme: dark;

  /* --- superfícies ------------------------------------------------------ */
  --bg:          #0B1120;
  --card:        #111A2B;
  --panel:       #0F172A;
  --panel-head:  #131D30;
  --hover:       #1B2740;
  --line:        #23304A;
  --line-soft:   #1A2337;
  --line-strong: #33415C;

  /* --- texto ------------------------------------------------------------ */
  --ink:         #E6EDF7;
  --ink-tech:    #C7D3E4;
  --ink-soft:    #8FA1BA;
  --ink-faint:   #64748B;

  /* --- cores de marca --------------------------------------------------- */
  --roxo:        #7C4DFF;
  --roxo-forte:  #6B3AF0;
  --roxo-fraco:  #A78BFA;
  --azul:        #38BDF8;
  --verde:       #34D399;
  --laranja:     #FBBF24;
  --vermelho:    #F87171;
  --rosa:        #F472B6;

  /* --- destaques suaves ------------------------------------------------- */
  --soft-indigo: #1E1B4B;
  --soft-sky:    #0B2B42;
  --soft-green:  #0B2E23;
  --soft-orange: #33260D;
  --soft-red:    #3A1519;

  /* --- superfícies derivadas -------------------------------------------- */
  --chip-bg:      #1B2740;
  --chip-fg:      #9FB0C8;
  --nav-ativo-bg: #5B21E6;
  --nav-ativo-fg: #FFFFFF;
  --toast-bg:     #1B2740;
  --toast-fg:     #E6EDF7;
  --scroll:       #33415C;
  --scroll-hover: #47587A;

  /* --- estados ---------------------------------------------------------- */
  --ok-bd:   #14603F;  --ok-fg:   #4ADE80;
  --warn-bd: #6B4708;  --warn-fg: #FCD34D;
  --err-bd:  #7A2226;  --err-fg:  #FCA5A5;
  --info-bd: #14507A;  --info-fg: #7DD3FC;

  /* --- cores dos grupos de bytes ---------------------------------------- */
  --k-length:    #A78BFA;
  --k-imei:      #38BDF8;
  --k-command:   #FBBF24;
  --k-payload:   #38BDF8;
  --k-crc:       #F87171;
  --k-time:      #34D399;
  --k-gnss:      #38BDF8;
  --k-meta:      #C4B5FD;
  --k-event:     #F472B6;
  --k-io:        #FBBF24;
  --k-iocount:   #7C8BA5;
  --k-error:     #F87171;

  /* --- fundos pastéis dos grupos de bytes ------------------------------- */
  --t-length:  rgba(167, 139, 250, .17);
  --t-azul:    rgba(56, 189, 248, .15);
  --t-command: rgba(251, 191, 36, .16);
  --t-io:      rgba(251, 191, 36, .13);
  --t-crc:     rgba(248, 113, 113, .15);
  --t-error:   rgba(248, 113, 113, .26);
  --t-event:   rgba(244, 114, 182, .15);
  --t-time:    rgba(52, 211, 153, .15);
  --t-iocount: rgba(148, 163, 184, .16);
  --t-payload: rgba(56, 189, 248, .13);
  --t-meta:    rgba(196, 181, 253, .14);

  /* --- foco e sombras --------------------------------------------------- */
  --foco:          rgba(124, 77, 255, .26);
  --foco-forte:    rgba(124, 77, 255, .36);
  --sombra-roxa:   rgba(124, 77, 255, .40);
  --sombra-gaveta: rgba(0, 0, 0, .55);
  --sombra-toast:  rgba(0, 0, 0, .50);
  --sombra:        0 1px 2px rgba(0, 0, 0, .30);
  --sombra-card:   0 1px 3px rgba(0, 0, 0, .32), 0 1px 2px rgba(0, 0, 0, .24);
}

/* O degradê do logotipo vibra demais sobre fundo escuro. */
:root[data-theme="dark"] .side-logo {
  background: linear-gradient(135deg, #0F766E, #115E59);
}

/* ==========================================================================
 * Botão de tema
 * ========================================================================== */

.theme-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; flex: 0 0 auto;
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--card); color: var(--ink-soft); cursor: pointer;
  transition: background .12s, color .12s, border-color .12s;
}
.theme-btn:hover { background: var(--hover); color: var(--ink); border-color: var(--line-strong); }
.theme-btn:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--foco-forte); }

/* Só um dos dois ícones aparece por vez. */
.theme-btn .ico-sol  { display: none; }
.theme-btn .ico-lua  { display: block; }
:root[data-theme="dark"] .theme-btn .ico-sol { display: block; }
:root[data-theme="dark"] .theme-btn .ico-lua { display: none; }
:root[data-theme="dark"] .theme-btn { color: var(--laranja); }

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0; height: 100%;
  background: var(--bg); color: var(--ink);
  font-family: var(--sans); font-size: 14px; line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

button, input, select, textarea { font-family: inherit; font-size: inherit; color: inherit; }

/* ==========================================================================
 * Esqueleto
 * ========================================================================== */

.app { display: flex; height: 100vh; overflow: hidden; }

.workspace {
  flex: 1; min-width: 0; display: flex; flex-direction: column;
  background: var(--bg);
}

.content {
  flex: 1; min-height: 0;
  display: flex; flex-direction: column; gap: 14px;
  padding: 16px 20px 18px;
}

/* ==========================================================================
 * Barra lateral
 * ========================================================================== */

.sidebar {
  flex: 0 0 var(--sidebar-w); width: var(--sidebar-w);
  display: flex; flex-direction: column;
  background: var(--card); border-right: 1px solid var(--line);
  padding: 12px 10px 10px;
  transition: flex-basis .18s ease, width .18s ease;
}

.side-card {
  display: flex; align-items: center; gap: 10px;
  padding: 10px; border: 1px solid var(--line); border-radius: var(--r-md);
  box-shadow: var(--sombra);
}
.side-logo {
  flex: 0 0 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, #14B8A6, #0D9488);
  color: #fff; display: flex; align-items: center; justify-content: center;
}
.side-card-text { min-width: 0; display: flex; flex-direction: column; }
.side-card-text strong { font-size: 14px; font-weight: 700; color: var(--ink); letter-spacing: -.2px; }
.side-card-text span { font-size: 10.5px; color: var(--ink-soft); white-space: nowrap; }

.side-section {
  margin: 16px 8px 6px; font-size: 10px; font-weight: 600;
  letter-spacing: .9px; text-transform: uppercase; color: var(--ink-faint);
}

.side-nav { display: flex; flex-direction: column; gap: 4px; }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 11px; border: 0; border-radius: var(--r-md);
  background: transparent; color: var(--ink-tech);
  font-size: 13.5px; font-weight: 500; text-align: left; cursor: pointer;
  transition: background .12s, color .12s;
}
.nav-item:hover { background: var(--hover); }
.nav-item.active { background: var(--nav-ativo-bg); color: var(--nav-ativo-fg); font-weight: 600; }
.nav-ico { display: flex; flex: 0 0 auto; }

.side-foot { margin-top: auto; padding-top: 12px; border-top: 1px solid var(--line); }
.side-collapse {
  display: flex; align-items: center; gap: 9px; width: 100%;
  padding: 8px 11px; border: 0; border-radius: var(--r-md);
  background: transparent; color: var(--ink-soft); cursor: pointer;
  font-size: 10.5px; font-weight: 600; letter-spacing: .6px; text-transform: uppercase;
}
.side-collapse:hover { background: var(--hover); color: var(--ink); }
.side-chevron { font-size: 16px; line-height: 1; transition: transform .18s ease; }

/* --- recolhida ------------------------------------------------------------ */
.app.collapsed .sidebar { flex-basis: var(--sidebar-w-min); width: var(--sidebar-w-min); }
.app.collapsed .side-card-text,
.app.collapsed .nav-txt,
.app.collapsed .side-section { display: none; }
.app.collapsed .side-card { justify-content: center; padding: 10px; }
.app.collapsed .nav-item,
.app.collapsed .side-collapse { justify-content: center; padding-left: 0; padding-right: 0; }
.app.collapsed .side-chevron { transform: rotate(180deg); }

.scrim { display: none; }

/* ==========================================================================
 * Cabeçalho
 * ========================================================================== */

.topbar {
  flex: 0 0 auto; display: flex; align-items: center; gap: 12px;
  padding: 0 20px; height: 62px;
  background: var(--card); border-bottom: 1px solid var(--line);
}
.topbar h1 { margin: 0; font-size: 16px; font-weight: 650; color: var(--ink); letter-spacing: -.2px; }
.topbar .spacer { flex: 1; }

.head-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--rosa); flex: 0 0 auto; }

.head-chips { display: flex; align-items: center; gap: 8px; }
.head-chips:not(:empty) {
  margin-left: 6px; padding-left: 18px; border-left: 1px solid var(--line);
}
.head-chip {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 5px 12px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--card);
  font-size: 12.5px; color: var(--ink-tech); white-space: nowrap;
}
.head-chip .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ink-faint); }
.head-chip b { font-weight: 650; }
.head-chip.ok    { background: var(--soft-green);  border-color: var(--ok-bd); color: var(--ok-fg); }
.head-chip.ok    .dot { background: var(--verde); }
.head-chip.warn  { background: var(--soft-orange); border-color: var(--warn-bd); color: var(--warn-fg); }
.head-chip.warn  .dot { background: var(--laranja); }
.head-chip.error { background: var(--soft-red);    border-color: var(--err-bd); color: var(--err-fg); }
.head-chip.error .dot { background: var(--vermelho); }
.head-chip.info  { background: var(--soft-sky);    border-color: var(--info-bd); color: var(--info-fg); }
.head-chip.info  .dot { background: var(--azul); }

/* ==========================================================================
 * Controles
 * ========================================================================== */

.ctl { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.ctl label {
  font-size: 12px; font-weight: 500; color: var(--ink-tech);
}

select {
  width: 100%; background: var(--card);
  border: 1px solid var(--line); border-radius: var(--r-md);
  padding: 9px 11px; cursor: pointer; color: var(--ink);
  transition: border-color .12s, box-shadow .12s;
  text-overflow: ellipsis;
}
select:hover { border-color: var(--line-strong); }
select:focus { outline: none; border-color: var(--roxo); box-shadow: 0 0 0 3px var(--foco); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--r-md); padding: 9px 15px; cursor: pointer;
  color: var(--ink-tech); font-weight: 550; white-space: nowrap;
  transition: background .12s, border-color .12s, color .12s, box-shadow .12s;
}
.btn:hover { background: var(--hover); border-color: var(--line-strong); }
.btn:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--foco-forte); }

.btn.primary {
  background: var(--roxo); border-color: var(--roxo); color: #fff; font-weight: 600;
  box-shadow: 0 1px 2px var(--sombra-roxa);
}
.btn.primary:hover { background: var(--roxo-forte); border-color: var(--roxo-forte); }

.btn.ghost { border-color: transparent; background: transparent; color: var(--ink-soft); }
.btn.ghost:hover { background: var(--hover); color: var(--ink); }

.btn.small { padding: 6px 11px; font-size: 12.5px; border-radius: var(--r-sm); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn:disabled:hover { background: var(--card); border-color: var(--line); }
.btn-ico { font-size: 11px; line-height: 1; }

/* caixas de seleção do painel direito */
.ctl.chkbox {
  flex-direction: row; align-items: center; gap: 6px;
  white-space: nowrap; cursor: pointer;
}
.ctl.chkbox span { font-size: 12.5px; color: var(--ink-soft); white-space: nowrap; }
.ctl.chkbox input { accent-color: var(--roxo); cursor: pointer; margin: 0; }

/* ==========================================================================
 * Cartão de configuração
 * ========================================================================== */

.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--r-lg); box-shadow: var(--sombra-card);
}
.card-config { flex: 0 0 auto; padding: 18px 20px 20px; }
.card-config h2 {
  margin: 0 0 16px; font-size: 17px; font-weight: 650;
  color: var(--ink); letter-spacing: -.2px;
}

.config-grid {
  display: grid; gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  align-items: end;
}
.config-actions { display: flex; gap: 10px; align-items: end; }
.config-actions .btn { height: 40px; }

/* ==========================================================================
 * Faixa de indicadores
 * ========================================================================== */

.validation {
  flex: 0 0 auto;
  display: grid; gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(178px, 1fr));
}
.chk {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px; border-radius: var(--r-lg);
  background: var(--card); border: 1px solid var(--line);
  box-shadow: var(--sombra); min-width: 0;
}
.chk .dot {
  width: 34px; height: 34px; border-radius: var(--r-md); flex: 0 0 auto;
  background: var(--soft-indigo); position: relative;
}
.chk .dot::after {
  content: ""; position: absolute; inset: 0; margin: auto;
  width: 9px; height: 9px; border-radius: 50%; background: var(--ink-faint);
}
.chk b {
  display: block; font-size: 11.5px; font-weight: 500;
  color: var(--ink-soft); letter-spacing: .1px;
}
.chk .detail {
  display: block; font-size: 14px; font-weight: 650; color: var(--ink);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.chk > b, .chk > .detail { min-width: 0; }
.chk .dot + b { margin-top: 1px; }

.chk.ok    .dot { background: var(--soft-green);  }
.chk.ok    .dot::after { background: var(--verde); }
.chk.warn  .dot { background: var(--soft-orange); }
.chk.warn  .dot::after { background: var(--laranja); }
.chk.error .dot { background: var(--soft-red);    }
.chk.error .dot::after { background: var(--vermelho); }
.chk.info  .dot { background: var(--soft-sky);    }
.chk.info  .dot::after { background: var(--azul); }

/* o rótulo e o detalhe empilham dentro do cartão */
.chk { position: relative; }
.chk > b + .detail { margin-top: -1px; }
.chk-text { min-width: 0; }

/* ==========================================================================
 * Painéis técnicos
 * ========================================================================== */

.panels {
  flex: 1; min-height: 0; display: flex;
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--r-lg); box-shadow: var(--sombra-card); overflow: hidden;
}

.pane { display: flex; flex-direction: column; min-width: 0; min-height: 0; background: var(--panel); }
.pane-left  { flex: 0 0 46%; }
.pane-right { flex: 1; background: var(--card); }

.splitter {
  flex: 0 0 7px; cursor: col-resize; background: var(--card);
  border-left: 1px solid var(--line); border-right: 1px solid var(--line);
  position: relative;
}
.splitter::after {
  content: ""; position: absolute; inset: 0; margin: auto;
  width: 3px; height: 34px; border-radius: 2px; background: var(--line);
}
.splitter:hover { background: var(--soft-indigo); }
.splitter:hover::after { background: var(--roxo); }

.pane-head {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 16px; background: var(--panel-head);
  border-bottom: 1px solid var(--line); flex: 0 0 auto;
}
.pane-head h2 {
  margin: 0; font-size: 11.5px; text-transform: uppercase; letter-spacing: .8px;
  color: var(--ink-soft); font-weight: 650;
}
.pane-head .spacer { flex: 1; }
.pane-head-tools { gap: 14px; padding-top: 9px; padding-bottom: 9px; }
.pane-body { flex: 1; overflow: auto; min-height: 0; background: var(--panel); }
.pane-right .pane-body { background: var(--card); }

/* ------------------------------------------------------------ entrada hex -- */

#hexInput {
  width: 100%; min-height: 72px; max-height: 34vh; resize: vertical;
  background: var(--card); border: 0; border-bottom: 1px solid var(--line);
  padding: 12px 16px; font-family: var(--mono); font-size: 12.5px;
  color: var(--ink-tech); letter-spacing: .3px; word-break: break-all; outline: none;
}
#hexInput:focus { background: var(--card); box-shadow: inset 0 0 0 2px var(--foco); }
#hexInput::placeholder { color: var(--ink-faint); }

.input-meta {
  display: flex; gap: 14px; align-items: center; flex-wrap: wrap;
  padding: 7px 16px; background: var(--panel-head); border-bottom: 1px solid var(--line);
  font-size: 11.5px; color: var(--ink-soft); font-family: var(--mono);
}

/* ==========================================================================
 * Hexdump
 * ========================================================================== */

.hexdump { padding: 14px 16px 40px; font-family: var(--mono); font-size: 12.5px; }
.hexrow { display: flex; gap: 16px; white-space: pre; line-height: 1.9; }
.hexrow .off { color: var(--ink-faint); user-select: none; }
.hexrow .bytes { letter-spacing: 0; color: var(--ink-tech); }

.b {
  display: inline-block; padding: 1px 2px; margin-right: 1px;
  border-radius: 3px; cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: background .1s;
}
.b:hover { background: var(--hover); }
.b.sel  { background: var(--roxo); color: #fff; font-weight: 700; border-bottom-color: var(--roxo); }
.b.rel  { background: var(--soft-indigo); }
.b.unmapped { color: var(--ink-faint); }

.b.k-length  { border-bottom-color: var(--k-length);  background: var(--t-length); }
.b.k-imei    { border-bottom-color: var(--k-imei);    background: var(--t-azul); }
.b.k-command { border-bottom-color: var(--k-command); background: var(--t-command); }
.b.k-crc     { border-bottom-color: var(--k-crc);     background: var(--t-crc); }
.b.k-time    { border-bottom-color: var(--k-time);    background: var(--t-time); }
.b.k-gnss    { border-bottom-color: var(--k-gnss);    background: var(--t-azul); }
.b.k-meta    { border-bottom-color: var(--k-meta);    background: var(--t-meta); }
.b.k-event   { border-bottom-color: var(--k-event);   background: var(--t-event); }
.b.k-io      { border-bottom-color: var(--k-io);      background: var(--t-io); }
.b.k-io-count{ border-bottom-color: var(--k-iocount); background: var(--t-iocount); }
.b.k-ident   { border-bottom-color: var(--k-imei);    background: var(--t-azul); }
.b.k-ack     { border-bottom-color: var(--k-command); background: var(--t-command); }
.b.k-error   { border-bottom-color: var(--k-error);   background: var(--t-error); }
.b.k-payload-raw, .b.k-payload-ascii {
  border-bottom-color: var(--k-payload); background: var(--t-payload);
}
/* a seleção prevalece sobre o fundo pastel do grupo */
.b.sel.k-length, .b.sel.k-imei, .b.sel.k-command, .b.sel.k-crc, .b.sel.k-time,
.b.sel.k-gnss, .b.sel.k-meta, .b.sel.k-event, .b.sel.k-io, .b.sel.k-io-count,
.b.sel.k-ident, .b.sel.k-ack, .b.sel.k-error,
.b.sel.k-payload-raw, .b.sel.k-payload-ascii { background: var(--roxo); color: #fff; }

.legend {
  display: flex; flex-wrap: wrap; gap: 7px 16px; padding: 12px 16px;
  font-size: 11px; color: var(--ink-soft);
  border-top: 1px solid var(--line); background: var(--panel-head);
}
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }

/* ==========================================================================
 * Abas
 * ========================================================================== */

.tabs {
  display: flex; gap: 4px; padding: 0 16px;
  background: var(--card); border-bottom: 1px solid var(--line); flex: 0 0 auto;
}
.tab {
  padding: 13px 4px; margin-right: 14px; font-size: 13px; cursor: pointer;
  color: var(--ink-soft); border-bottom: 2px solid transparent;
  user-select: none; white-space: nowrap; transition: color .12s;
}
.tab:hover { color: var(--ink); }
.tab.active { color: var(--roxo); border-bottom-color: var(--roxo); font-weight: 600; }

.tabpanel { display: none; height: 100%; }
.tabpanel.active { display: block; }

/* ==========================================================================
 * Árvore de dados interpretados
 * ========================================================================== */

.tree { padding: 6px 0 60px; }

.node { border-left: 2px solid transparent; }
.node > .row {
  display: flex; align-items: baseline; gap: 9px;
  padding: 7px 16px 7px 0; cursor: pointer;
  border-bottom: 1px solid var(--line-soft);
}
.node > .row:hover { background: var(--panel); }
.node.selected > .row { background: var(--soft-indigo); }

.twist {
  width: 15px; flex: 0 0 15px; text-align: center; color: var(--roxo);
  user-select: none; font-size: 10px; font-weight: 700;
}
.twist.empty { visibility: hidden; }

.label { font-weight: 550; color: var(--ink); }
.node.group > .row .label { color: var(--ink); font-weight: 600; }
.node.field > .row .label { color: var(--ink-tech); font-weight: 500; }

.value { color: var(--ink-tech); font-family: var(--mono); font-size: 12.5px; }
.node.group > .row .value { color: var(--ink-soft); font-family: var(--sans); font-size: 12.5px; }

.rowspacer { flex: 1; }

.hexchip {
  font-family: var(--mono); font-size: 11px; color: var(--chip-fg);
  background: var(--chip-bg); border: 1px solid var(--line);
  border-radius: var(--r-sm); padding: 1px 7px; white-space: nowrap;
}
.offchip {
  font-family: var(--mono); font-size: 11px; color: var(--ink-faint);
  white-space: nowrap;
}

.badge {
  font-size: 10px; padding: 1px 8px; border-radius: 999px; border: 1px solid;
  text-transform: uppercase; letter-spacing: .4px; font-weight: 600;
}
.badge.ok    { color: var(--ok-fg); border-color: var(--ok-bd); background: var(--soft-green); }
.badge.warn  { color: var(--warn-fg); border-color: var(--warn-bd); background: var(--soft-orange); }
.badge.error { color: var(--err-fg); border-color: var(--err-bd); background: var(--soft-red); }
.badge.info  { color: var(--info-fg); border-color: var(--info-bd); background: var(--soft-sky); }

.details {
  padding: 8px 16px 12px 46px; background: var(--panel);
  border-bottom: 1px solid var(--line-soft);
}
.details table { border-collapse: collapse; width: 100%; }
.details td { padding: 3px 12px 3px 0; vertical-align: top; font-size: 12.5px; }
.details td.k { color: var(--ink-soft); white-space: nowrap; width: 1%; }
.details td.v {
  font-family: var(--mono); font-size: 12px; color: var(--ink-tech);
  white-space: pre-wrap; word-break: break-word;
}
.details .msg { padding: 5px 0; font-size: 12.5px; display: flex; gap: 8px; align-items: flex-start; }
.details .msg .dot { width: 7px; height: 7px; border-radius: 50%; margin-top: 7px; flex: 0 0 auto; }
.details .msg.ok .dot { background: var(--verde); }
.details .msg.warn .dot { background: var(--laranja); }
.details .msg.error .dot { background: var(--vermelho); }
.details .msg.info .dot { background: var(--azul); }

/* indentação por nível */
.lvl1 { padding-left: 16px; }
.lvl2 { padding-left: 32px; }
.lvl3 { padding-left: 48px; }
.lvl4 { padding-left: 64px; }
.lvl5 { padding-left: 80px; }

/* ==========================================================================
 * Busca de IOs
 * ========================================================================== */

.io-search {
  flex: 1; min-width: 0;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-md);
  padding: 8px 12px; outline: none; color: var(--ink-tech);
  font-family: var(--sans); font-size: 13px;
}
.io-search:focus {
  background: var(--card); border-color: var(--roxo);
  box-shadow: 0 0 0 3px var(--foco);
}
.io-search::placeholder { color: var(--ink-faint); }

/* ==========================================================================
 * Texto simples
 * ========================================================================== */

pre.plain {
  margin: 0; padding: 16px 18px 60px;
  font-family: var(--mono); font-size: 12.5px; line-height: 1.7;
  white-space: pre-wrap; word-break: break-word; color: var(--ink-tech);
}

.plain .sep    { color: var(--ink-faint); }
.plain .id     { color: var(--warn-fg); font-weight: 700; }
.plain .hex    { color: var(--ink-soft); }
.plain .dec    { color: var(--ink-tech); }
.plain .conv   { color: var(--ok-fg); font-weight: 600; }
.plain .nome   { color: var(--roxo); }

/* Sentinela de "sem dado" do protocolo: 0xFF, 0xFFFF, 0xFFFFFFFF… */
.plain .max {
  color: var(--warn-fg); font-weight: 700;
  background: var(--soft-orange); border-radius: 3px; padding: 0 3px;
}

.plain .l-packet { color: var(--roxo);  font-weight: 700; }
.plain .l-record { color: var(--ok-fg); font-weight: 700; }
.plain .l-group  { color: var(--ink-soft); text-transform: none; }

/* ==========================================================================
 * Ocorrências
 * ========================================================================== */

.alerts { padding: 6px 0 40px; }
.alert {
  display: flex; gap: 10px; padding: 11px 18px;
  border-bottom: 1px solid var(--line-soft); font-size: 12.5px; cursor: pointer;
}
.alert:hover { background: var(--panel); }
.alert .dot { width: 8px; height: 8px; border-radius: 50%; margin-top: 6px; flex: 0 0 auto; }
.alert.ok .dot { background: var(--verde); }
.alert.warn .dot { background: var(--laranja); }
.alert.error .dot { background: var(--vermelho); }
.alert.info .dot { background: var(--azul); }
.alert .path { color: var(--ink-faint); font-size: 11px; }

.empty-state { padding: 48px 20px; text-align: center; color: var(--ink-faint); font-size: 13px; }

/* ==========================================================================
 * Catálogo FMIO
 * ========================================================================== */

.catalog-search {
  padding: 12px 16px; border-bottom: 1px solid var(--line); background: var(--panel-head);
}
.catalog-search input {
  width: 100%; background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--r-md); padding: 8px 12px; outline: none;
  font-family: var(--sans); font-size: 13px; color: var(--ink-tech);
}
.catalog-search input:focus {
  background: var(--card); border-color: var(--roxo);
  box-shadow: 0 0 0 3px var(--foco);
}
.cfg-tools { margin-top: 8px; display: flex; gap: 10px; align-items: center; }

table.cat { width: 100%; border-collapse: collapse; font-size: 12.5px; }
table.cat th {
  position: sticky; top: 0; background: var(--panel-head); text-align: left;
  padding: 9px 12px; border-bottom: 1px solid var(--line);
  font-size: 10.5px; text-transform: uppercase; letter-spacing: .6px;
  color: var(--ink-soft); font-weight: 650; z-index: 1;
}
table.cat td {
  padding: 7px 12px; border-bottom: 1px solid var(--line-soft);
  vertical-align: top; color: var(--ink-tech);
}
table.cat tr:hover { background: var(--panel); }
table.cat td.id { font-family: var(--mono); color: var(--roxo); font-weight: 600; white-space: nowrap; }
table.cat td.notes { color: var(--ink-soft); font-size: 11.5px; white-space: pre-wrap; }

/* ==========================================================================
 * Painel de configuração do equipamento
 * ========================================================================== */

.cfg-head { padding: 14px 18px; border-bottom: 1px solid var(--line); }
.cfg-title { font-family: var(--mono); font-size: 13px; color: var(--roxo); font-weight: 650; }

table.cfg-summary { border-collapse: collapse; margin-top: 10px; }
table.cfg-summary td { padding: 4px 16px 4px 0; font-size: 12.5px; vertical-align: top; }
table.cfg-summary td.k { color: var(--ink-soft); white-space: nowrap; }
table.cfg-summary td.v { font-family: var(--mono); color: var(--ink-tech); }

/* ==========================================================================
 * Aviso flutuante
 * ========================================================================== */

.toast {
  position: fixed; right: 22px; bottom: 22px; z-index: 60;
  background: var(--toast-bg); border: 1px solid var(--toast-bg); color: var(--toast-fg);
  border-radius: var(--r-md); padding: 11px 17px; font-size: 13px;
  box-shadow: 0 10px 30px var(--sombra-toast);
  opacity: 0; transform: translateY(8px); transition: opacity .18s, transform .18s;
  pointer-events: none; max-width: min(440px, calc(100vw - 44px));
}
.toast.show { opacity: 1; transform: translateY(0); }

/* ==========================================================================
 * Barras de rolagem
 * ========================================================================== */

::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--scroll); border-radius: 6px; border: 3px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-thumb:hover { background: var(--scroll-hover); background-clip: content-box; }

/* ==========================================================================
 * Responsividade
 * ========================================================================== */

/* telas médias: painéis ainda lado a lado, apenas menos respiro.
   O recolhimento da lateral NÃO é forçado por media query — quem decide é o
   botão "Recolher", e o shell.js já entra recolhido em tela média. Manter a
   regra em CSS fazia o limiar do JavaScript brigar com o do CSS. */
@media (max-width: 1280px) {
  .content { padding: 14px 16px 16px; }
}

/* telas pequenas: menu vira gaveta sobreposta e os painéis empilham */
@media (max-width: 900px) {
  .app .sidebar {
    position: fixed; top: 0; left: 0; bottom: 0; z-index: 50;
    flex-basis: var(--sidebar-w); width: var(--sidebar-w);
    transform: translateX(-100%); transition: transform .2s ease;
    box-shadow: 0 12px 40px var(--sombra-gaveta);
  }
  .app.drawer-open .sidebar { transform: translateX(0); }

  /* dentro da gaveta o menu aparece sempre por extenso */
  .app .side-card-text,
  .app .nav-txt,
  .app .side-section { display: block; }
  .app .side-card { justify-content: flex-start; padding: 12px; }
  .app .nav-item,
  .app .side-collapse { justify-content: flex-start; padding-left: 13px; padding-right: 13px; }
  .app .side-chevron { transform: none; }

  .scrim {
    display: block; position: fixed; inset: 0; z-index: 40;
    background: rgba(16, 24, 39, .38); opacity: 0; pointer-events: none;
    transition: opacity .2s;
  }
  .app.drawer-open .scrim { opacity: 1; pointer-events: auto; }

  .topbar { padding: 0 14px; gap: 9px; }
  .topbar h1 { font-size: 15px; }
  .head-chips:not(:empty) { padding-left: 12px; margin-left: 2px; }

  /* o conteúdo passa a rolar por inteiro e os painéis empilham */
  .content { overflow: auto; padding: 12px; gap: 12px; }
  .panels { flex-direction: column; flex: 0 0 auto; }
  .pane-left { flex: 0 0 auto; border-bottom: 1px solid var(--line); }
  .pane-right { flex: 0 0 auto; }
  .pane-body { max-height: 62vh; }
  .splitter { display: none; }
  .tabs { overflow-x: auto; }
  .pane-head-tools { flex-wrap: wrap; }
}

@media (max-width: 560px) {
  .config-grid { grid-template-columns: 1fr; }
  .config-actions { flex-direction: row; }
  .config-actions .btn { flex: 1; }
  .validation { grid-template-columns: 1fr 1fr; }
}

/* ==========================================================================
 * Botão do menu — só aparece na largura de gaveta
 * ========================================================================== */

.menu-btn {
  display: none; align-items: center; justify-content: center;
  width: 34px; height: 34px; flex: 0 0 auto;
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--card); color: var(--ink-tech); cursor: pointer;
}
.menu-btn:hover { background: var(--hover); }

@media (max-width: 900px) {
  .menu-btn { display: inline-flex; }
}

/* Os ícones dos botões principais são gerados pelo CSS: o rótulo do
   "Analisar" é reescrito por JavaScript quando a direção é fixada, e um
   ícone dentro do HTML seria apagado junto. */
#btnAnalyze::before { content: "\25B6"; font-size: 10px; line-height: 1; }
#btnClear::before   { content: "\21BB"; font-size: 14px; line-height: 1; }
/* ==========================================================================
 * Modos de visualização
 *
 * A barra lateral troca entre três telas sem recarregar nada: o DOM é o
 * mesmo, só muda o que fica visível. Assim a análise carregada continua
 * viva ao ir e voltar de qualquer uma delas.
 *
 *   view-decoder  configuração + indicadores + os dois painéis
 *   view-samples  o mesmo, mais o seletor de exemplos
 *   view-catalog  só a tabela da FMIO List, em largura inteira
 * ========================================================================== */

.oculto { display: none !important; }

/* --------------------------------------------- decodificador e exemplos -- */
/*
 * As duas telas compartilham o layout inteiro. A única diferença é o campo
 * "Exemplo", que só existe na tela de exemplos — por isso ele fica escondido
 * por padrão e aparece ali.
 */
#ctlExemplo { display: none; }
.app.view-samples #ctlExemplo { display: flex; }

/* --------------------------------------------------------------- catálogo */
.app.view-catalog .card-config,
.app.view-catalog .validation,
.app.view-catalog .pane-left,
.app.view-catalog .splitter,
.app.view-catalog .tabs,
.app.view-catalog .pane-head-tools { display: none; }

/* a tabela ocupa a altura toda e o painel direito vira a tela inteira */
.app.view-catalog .panels { flex: 1; }
.app.view-catalog .pane-right { flex: 1; }
.app.view-catalog .tabpanel { display: none; }
.app.view-catalog #panelCatalog { display: block; }

/* ------------------------------------------------ scripts configurados -- */
/*
 * A tela ocupa a largura inteira, como o catálogo: não há dump nem árvore
 * para dividir espaço com ela.
 */
.app.view-scripts .card-config,
.app.view-scripts .validation,
.app.view-scripts .pane-left,
.app.view-scripts .splitter,
.app.view-scripts .tabs,
.app.view-scripts .pane-head,
.app.view-scripts .pane-head-tools { display: none; }

.app.view-scripts .panels { flex: 1; }
.app.view-scripts .pane-right { flex: 1; }
.app.view-scripts .tabpanel { display: none; }
.app.view-scripts #panelPerfis { display: block; overflow: auto; }

/* faixa do perfil ativo */
.perfil-ativo {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 12px 18px; border-bottom: 1px solid var(--line); background: var(--panel);
}
.perfil-ativo-rot { font-size: 11.5px; color: var(--ink-faint); text-transform: uppercase; letter-spacing: .04em; }
.perfil-ativo-nome { font-weight: 650; color: var(--ink); }
.perfil-ativo-desc { font-size: 12px; color: var(--ink-soft); flex-basis: 100%; }

.perfil-hint { font-size: 12.5px; color: var(--ink-soft); margin: 6px 0 10px; max-width: 70ch; }
.perfil-sub { font-size: 12.5px; font-weight: 650; color: var(--ink); margin: 14px 0 6px; }

.perfil-linha { display: flex; align-items: flex-end; gap: 10px; flex-wrap: wrap; margin: 8px 0; }
.perfil-linha .ctl { display: flex; flex-direction: column; gap: 4px; }
.perfil-linha input[type="text"], .perfil-linha select {
  font: inherit; font-size: 12.5px; padding: 5px 8px;
  border: 1px solid var(--line); border-radius: 6px;
  background: var(--card); color: var(--ink); min-width: 190px;
}
.perfil-arquivo { font-family: var(--mono); font-size: 12px; color: var(--ink-tech); padding-bottom: 6px; }

.perfil-chips { display: flex; gap: 6px; flex-wrap: wrap; margin: 8px 0 4px; }

.perfil-fmt { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin: 18px 0 6px; }
.perfil-fmt-nome { font-family: var(--mono); font-size: 12.5px; font-weight: 650; color: var(--roxo); }

table.perfil-tab { margin-bottom: 6px; }
table.perfil-tab td { vertical-align: top; }
/* a linha que muda o significado do campo precisa saltar aos olhos */
table.perfil-tab tr.afeta td { background: var(--soft-orange); }
.perfil-det { font-size: 11.5px; color: var(--ink-soft); margin-top: 2px; }
.perfil-acoes { display: flex; gap: 6px; flex-wrap: wrap; }

.perfil-previa { margin: 14px 0 4px; padding-top: 10px; border-top: 1px dashed var(--line); }
.perfil-cmp { margin-top: 8px; }