/* ===== LAYOUT KDS ===== */
html, body {
  height: 100%;
  overflow: hidden;
  font-size: 16px;
}

body {
  background: #1a1c2e;
  color: var(--color-text-inverse);
  display: flex;
  flex-direction: column;
}

/* ===== HEADER ===== */
.kds-header {
  height: 60px;
  background: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-6);
  flex-shrink: 0;
  border-bottom: 2px solid rgba(255,255,255,0.08);
  box-shadow: 0 2px 12px rgba(0,0,0,0.3);
  z-index: var(--z-sticky);
}

.kds-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.kds-logo-icon {
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.kds-logo-text {
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: white;
}

.kds-logo-badge {
  font-size: var(--text-xs);
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.7);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  font-weight: var(--font-medium);
}

.kds-header-center {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.kds-clock {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  font-variant-numeric: tabular-nums;
  color: white;
  letter-spacing: 0.04em;
}

.kds-date {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.5);
  text-align: center;
}

.kds-header-right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.kds-total-badge {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.8);
}

.btn-kds-som {
  height: 36px;
  padding: 0 var(--space-4);
  border-radius: var(--radius-sm);
  border: 1.5px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.6);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  transition: all var(--transition);
}

.btn-kds-som:hover {
  border-color: rgba(255,255,255,0.4);
  color: rgba(255,255,255,0.9);
}

.btn-kds-logout {
  height: 36px;
  padding: 0 var(--space-4);
  border-radius: var(--radius-sm);
  border: 1.5px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.6);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  transition: all var(--transition);
}

.btn-kds-logout:hover {
  border-color: var(--color-danger);
  color: #ff8a80;
  background: rgba(231,76,60,0.1);
}

/* ===== COLUNAS ===== */
.kds-board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  flex: 1;
  overflow: hidden;
  background: #111320;
}

.kds-col {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: #1e2038;
}

.kds-col-header {
  padding: var(--space-3) var(--space-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.kds-col-header.recebido  { background: rgba(52,152,219,0.2);  color: #74c7ed; border-bottom: 2px solid var(--color-info); }
.kds-col-header.em-preparo{ background: rgba(243,156,18,0.2);  color: #f8c76a; border-bottom: 2px solid var(--color-warning); }
.kds-col-header.pronto    { background: rgba(39,174,96,0.2);   color: #6de8a0; border-bottom: 2px solid var(--color-success); }

.kds-col-count {
  min-width: 24px;
  height: 24px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
}

.recebido  .kds-col-count { background: var(--color-info);    color: white; }
.em-preparo .kds-col-count{ background: var(--color-warning); color: white; }
.pronto    .kds-col-count { background: var(--color-success); color: white; }

.kds-col-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.kds-col-body::-webkit-scrollbar { width: 4px; }
.kds-col-body::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }

/* Coluna vazia */
.kds-col-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  color: rgba(255,255,255,0.2);
  font-size: var(--text-sm);
  padding: var(--space-8);
  text-align: center;
}

.kds-col-empty-icon { font-size: 2.5rem; }

/* ===== CARD DE PEDIDO ===== */
.pedido-card {
  background: #262840;
  border-radius: var(--radius-md);
  border: 1.5px solid rgba(255,255,255,0.07);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  animation: cardEntrada 0.25s ease;
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 130px);
}

@keyframes cardEntrada {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0)   scale(1); }
}

.pedido-card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.3); }

/* Alerta de atraso (> 10 min em preparo) */
.pedido-card.atrasado {
  border-color: var(--color-danger);
  animation: cardEntrada 0.25s ease, blink 1.8s ease infinite;
}

@keyframes blink {
  0%, 100% { border-color: var(--color-danger); }
  50%       { border-color: rgba(231,76,60,0.3); }
}

.pedido-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  flex-shrink: 0;
}

.pedido-header-info {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.pedido-header-info .pedido-meta {
  align-items: flex-start;
}

.pedido-card .btn-avancar {
  height: 34px;
  padding: 0 var(--space-3);
  font-size: 11px;
  white-space: nowrap;
  flex-shrink: 0;
}

.pedido-senha {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

.pedido-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}

.pedido-hora {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.45);
}

.pedido-elapsed {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: rgba(255,255,255,0.6);
}

.pedido-elapsed.urgente { color: #ff8a80; }

.pedido-card-body {
  padding: var(--space-3) var(--space-4);
  flex: 1;
  overflow-y: auto;
  min-height: 0;
}

.pedido-card-body::-webkit-scrollbar { width: 3px; }
.pedido-card-body::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 3px; }

.pedido-itens {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.pedido-item {
  padding: var(--space-2) var(--space-3);
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius-sm);
  border-left: 3px solid rgba(255,255,255,0.1);
}

.pedido-item-nome {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: rgba(255,255,255,0.9);
  margin-bottom: 3px;
}

.pedido-item-extras {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.45);
  line-height: 1.4;
}

.pedido-item-remocoes {
  font-size: var(--text-xs);
  color: #ff8a80;
  font-weight: var(--font-medium);
}

.pedido-restricoes {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: var(--space-3);
}

/* Tag restrição adaptada para fundo escuro */
.pedido-card .tag-restricao {
  background: rgba(243,156,18,0.2);
  border-color: var(--color-warning);
  color: #f8c76a;
  font-size: 10px;
}

/* ===== BOTÕES DE AÇÃO DO KDS ===== */
.btn-avancar {
  width: 100%;
  height: 44px;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  transition: all var(--transition);
}

.btn-avancar.recebido {
  background: rgba(52,152,219,0.15);
  border: 1.5px solid var(--color-info);
  color: #74c7ed;
}
.btn-avancar.recebido:hover { background: var(--color-info); color: white; }

.btn-avancar.em-preparo {
  background: rgba(39,174,96,0.15);
  border: 1.5px solid var(--color-success);
  color: #6de8a0;
}
.btn-avancar.em-preparo:hover { background: var(--color-success); color: white; }

.btn-avancar.pronto {
  background: rgba(255,255,255,0.06);
  border: 1.5px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.5);
}
.btn-avancar.pronto:hover { background: rgba(255,255,255,0.12); color: white; }

.btn-avancar:active { transform: scale(0.97); }
.btn-avancar:disabled { opacity: 0.4; pointer-events: none; }

/* ===== LOGIN KDS ===== */
.kds-login-page {
  min-height: 100vh;
  background: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}

.kds-login-card {
  background: #262840;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 24px 64px rgba(0,0,0,0.4);
  padding: var(--space-10);
  width: 100%;
  max-width: 420px;
}

.kds-login-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
  text-align: center;
}

.kds-login-icon {
  width: 64px;
  height: 64px;
  background: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.kds-login-title {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: white;
}

.kds-login-sub {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.45);
}

.kds-login-card .form-label {
  color: rgba(255,255,255,0.75);
}

.kds-login-card .form-control {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.12);
  color: white;
}

.kds-login-card .form-control::placeholder { color: rgba(255,255,255,0.25); }

.kds-login-card .form-control:focus {
  border-color: var(--color-primary);
  background: rgba(255,255,255,0.08);
}

/* Indicador de conexão (polling) */
.connection-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  animation: pulse 2s ease infinite;
  flex-shrink: 0;
}

.connection-dot.offline { background: var(--color-danger); animation: none; }

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(0.85); }
}