/* ============================================================
   kds.css — Kitchen Display System (KDS)
   Dark mode · 4 colunas · touch-friendly · a11y ≥ 4.5:1
   Pacote 3 — CardápioApp v19
   ============================================================ */

:root {
  --bg:        #0d1117;
  --bg2:       #161b22;
  --bg3:       #21262d;
  --borda:     #30363d;
  --texto:     #e6edf3;     /* contraste 13.5:1 sobre --bg */
  --texto-s:   #adbac7;     /* contraste 5.6:1  sobre --bg  */
  --verde:     #3fb950;     /* contraste 4.8:1  sobre --bg  */
  --amarelo:   #d29922;     /* contraste 4.6:1  sobre --bg  */
  --vermelho:  #f85149;     /* contraste 4.9:1  sobre --bg  */
  --azul:      #58a6ff;     /* contraste 5.2:1  sobre --bg  */
  --roxo:      #bc8cff;     /* contraste 5.1:1  sobre --bg  */
  --radius:    10px;
  --col-novo:       #1c2d1e;
  --col-aceito:     #1c2433;
  --col-preparando: #2d2010;
  --col-pronto:     #161b22;
  --badge-novo:       #238636;
  --badge-aceito:     #1f6feb;
  --badge-preparando: #9e6a03;
  --badge-pronto:     #388bfd;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Nunito', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--texto);
  min-height: 100vh;
  overflow-x: hidden;
  color-scheme: dark;
}

/* ── HEADER ── */
.kds-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg2);
  border-bottom: 1px solid var(--borda);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px 16px;
}

.kds-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.kds-logo {
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--texto);
  white-space: nowrap;
}

.kds-logo span {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--texto-s);
  display: block;
  line-height: 1;
}

.kds-header-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.kds-clock {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--texto);
  font-variant-numeric: tabular-nums;
  min-width: 75px;
  text-align: right;
}

/* Som toggle */
.som-label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--texto-s);
  user-select: none;
}

.som-label input[type=checkbox] {
  width: 16px;
  height: 16px;
  accent-color: var(--verde);
  cursor: pointer;
}

/* Indicador de conexão */
.conn-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 999px;
  letter-spacing: 0.03em;
}
.conn-badge.ok      { background: #1a3a1e; color: var(--verde); border: 1px solid var(--verde); }
.conn-badge.poll    { background: #2a2010; color: var(--amarelo); border: 1px solid var(--amarelo); }
.conn-badge.offline { background: #2a1010; color: var(--vermelho); border: 1px solid var(--vermelho); }

/* ── TELA DE LOGIN ── */
#tela-login {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
}

.login-box {
  background: var(--bg2);
  border: 1px solid var(--borda);
  border-radius: 16px;
  padding: 32px 28px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
}

.login-box h1 {
  font-size: 1.6rem;
  font-weight: 900;
  text-align: center;
  margin-bottom: 4px;
}

.login-box p {
  text-align: center;
  color: var(--texto-s);
  font-size: 0.85rem;
  margin-bottom: 20px;
}

.campo {
  margin-bottom: 14px;
}

.campo label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--texto-s);
  margin-bottom: 5px;
}

.campo input {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg3);
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  color: var(--texto);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.15s;
}

.campo input:focus {
  outline: none;
  border-color: var(--azul);
}

.btn-primario {
  width: 100%;
  padding: 11px;
  background: var(--verde);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.15s, opacity 0.15s;
  margin-top: 6px;
}

.btn-primario:hover  { background: #2ea043; }
.btn-primario:active { opacity: 0.85; }
.btn-primario:disabled { opacity: 0.5; cursor: not-allowed; }

.msg-erro {
  background: #2a1010;
  border: 1px solid var(--vermelho);
  color: var(--vermelho);
  border-radius: 8px;
  padding: 9px 12px;
  font-size: 0.85rem;
  margin-bottom: 12px;
}

.escondido { display: none !important; }

/* ── GRADE KDS ── */
.kds-wrap {
  padding: 12px;
}

.kds-grade {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  align-items: start;
}

@media (max-width: 900px) {
  .kds-grade { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .kds-grade { grid-template-columns: 1fr; }
}

/* ── COLUNA ── */
.kds-col {
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.kds-col-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px 8px;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: var(--radius) var(--radius) 0 0;
  border-bottom: 2px solid;
}

.kds-col[data-status="pendente"]       .kds-col-header { background: var(--col-novo);       color: var(--verde);    border-color: var(--badge-novo); }
.kds-col[data-status="aceito"]     .kds-col-header { background: var(--col-aceito);     color: var(--azul);     border-color: var(--badge-aceito); }
.kds-col[data-status="preparando"] .kds-col-header { background: var(--col-preparando); color: var(--amarelo);  border-color: var(--badge-preparando); }
.kds-col[data-status="saiu_entrega"]     .kds-col-header { background: var(--col-pronto);     color: var(--texto-s);  border-color: var(--borda); }

.kds-col-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px 6px;
  min-height: 80px;
}

.kds-col[data-status="pendente"]       .kds-col-body { background: #111915; }
.kds-col[data-status="aceito"]     .kds-col-body { background: #111620; }
.kds-col[data-status="preparando"] .kds-col-body { background: #1a160a; }
.kds-col[data-status="saiu_entrega"]     .kds-col-body { background: var(--bg2); }

.kds-vazio {
  color: var(--texto-s);
  font-size: 0.8rem;
  text-align: center;
  padding: 16px 8px;
}

/* ── CARD DE PEDIDO ── */
.kds-card {
  background: var(--bg3);
  border: 1px solid var(--borda);
  border-radius: 8px;
  padding: 10px 12px;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.1s, box-shadow 0.15s;
  position: relative;
  /* Acessibilidade: foco visível */
  outline-offset: 2px;
}

.kds-card:hover {
  border-color: var(--azul);
  box-shadow: 0 0 0 1px var(--azul);
  transform: translateY(-1px);
}

.kds-card:focus-visible {
  outline: 2px solid var(--azul);
  border-color: var(--azul);
}

.kds-card:active { transform: scale(0.98); }

/* Urgente > 20min */
.kds-card.urgente {
  border-color: var(--vermelho);
  background: #1e0f0f;
  animation: urgente-pulse 2s ease-in-out infinite;
}

@keyframes urgente-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(248, 81, 73, 0); }
  50%       { box-shadow: 0 0 0 4px rgba(248, 81, 73, 0.25); }
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.card-num {
  font-size: 1rem;
  font-weight: 900;
  color: var(--texto);
}

.card-tempo {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--texto-s);
  background: var(--bg2);
  padding: 2px 7px;
  border-radius: 999px;
}

.card-tempo.urgente-t { color: var(--vermelho); background: #2a1010; }

.card-cliente {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--texto);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-itens {
  font-size: 0.78rem;
  color: var(--texto-s);
  line-height: 1.5;
  margin-bottom: 6px;
}

.card-item-linha {
  display: flex;
  gap: 6px;
}

.card-item-qtd {
  font-weight: 800;
  color: var(--amarelo);
  min-width: 18px;
}

.card-obs {
  font-size: 0.75rem;
  color: var(--amarelo);
  font-style: italic;
  background: #1e1a0a;
  border-left: 2px solid var(--amarelo);
  padding: 3px 6px;
  border-radius: 0 4px 4px 0;
  margin-top: 4px;
  margin-bottom: 4px;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px solid var(--borda);
}

.card-total {
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--verde);
}

.card-proximo {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--azul);
  background: #0d1e35;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid #1f6feb44;
}

/* ── TOAST ── */
.kds-toast-wrap {
  position: fixed;
  bottom: 20px;
  right: 16px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.kds-toast {
  background: var(--bg2);
  border: 1px solid var(--borda);
  color: var(--texto);
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
  animation: toast-in 0.2s ease;
  max-width: 320px;
  pointer-events: auto;
}

.kds-toast.ok      { border-left: 4px solid var(--verde); }
.kds-toast.erro    { border-left: 4px solid var(--vermelho); }
.kds-toast.aviso   { border-left: 4px solid var(--amarelo); }

@keyframes toast-in {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* ── MODAL CONFIRMAR ── */
.kds-modal-bg {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  padding: 20px;
  animation: fade-in 0.15s ease;
}

@keyframes fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.kds-modal-box {
  background: var(--bg2);
  border: 1px solid var(--borda);
  border-radius: 14px;
  padding: 22px 20px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.5);
  animation: pop-in 0.18s ease;
}

@keyframes pop-in {
  from { transform: scale(0.95); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

.kds-modal-box h3 {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.kds-modal-box p {
  font-size: 0.9rem;
  color: var(--texto-s);
  margin-bottom: 16px;
  line-height: 1.5;
}

.kds-modal-acts {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

.btn-modal {
  padding: 9px 16px;
  border-radius: 8px;
  border: none;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
  transition: opacity 0.15s;
}
.btn-modal:hover  { opacity: 0.85; }
.btn-modal.ghost  { background: var(--bg3); color: var(--texto); border: 1px solid var(--borda); }
.btn-modal.ok     { background: var(--verde); color: #fff; }
.btn-modal.danger { background: var(--vermelho); color: #fff; }

/* ── STATUS BAR ── */
.kds-status-bar {
  text-align: center;
  padding: 6px;
  font-size: 0.75rem;
  color: var(--texto-s);
  background: var(--bg2);
  border-top: 1px solid var(--borda);
  position: sticky;
  bottom: 0;
}