:root {
  --bg: #050509;
  --bg-card: #111827;
  --bg-soft: #0b0b10;
  --text: #f9fafb;
  --muted: #9ca3af;
  --red: #ef4444;
  --yellow: #facc15;
  --border: rgba(148, 163, 184, 0.35);
  --radius: 14px;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.7);
  --transition-fast: 160ms ease-out;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
  background: radial-gradient(
    circle at top left,
    #1f2937 0,
    #020617 45%,
    #000000 100%
  );
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  padding: 1.8rem 1rem;
  display: flex;
  justify-content: center;
}

.app {
  width: 100%;
  max-width: 1100px;
}

/* Cabeçalho */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.4rem;
}

.title-group h1 {
  margin: 0;
  font-size: clamp(1.9rem, 3vw, 2.3rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.title-group h1 span {
  color: var(--yellow);
}

.title-group p {
  margin: 0.3rem 0 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.badge {
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  border: 1px solid rgba(248, 250, 252, 0.1);
  background: rgba(17, 24, 39, 0.9);
  font-size: 0.78rem;
  text-align: right;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.badge strong {
  color: var(--yellow);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.7rem;
}

/* Layout principal */
.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 1rem;
}

.card {
  background: radial-gradient(
    circle at top,
    rgba(239, 68, 68, 0.18),
    var(--bg-card)
  );
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 1rem;
  box-shadow: var(--shadow);
}

.card h2 {
  margin: 0 0 0.6rem;
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.section {
  margin-bottom: 0.8rem;
}

.section-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}

.section-title span {
  font-size: 0.85rem;
  color: var(--muted);
}

.section-title .hint {
  font-size: 0.78rem;
}

/* Formulários / inputs */
label {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.25rem;
}

select,
input {
  width: 100%;
  padding: 0.5rem 0.6rem;
  border-radius: 8px;
  border: 1px solid rgba(55, 65, 81, 0.7);
  background: var(--bg-soft);
  color: var(--text);
  font: inherit;
  outline: none;
  transition: border-color var(--transition-fast),
    box-shadow var(--transition-fast), transform var(--transition-fast);
}

select:focus-visible,
input:focus-visible {
  border-color: var(--yellow);
  box-shadow: 0 0 0 1px rgba(250, 204, 21, 0.6);
  transform: translateY(-1px);
}

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(248, 250, 252, 0.16);
  background: linear-gradient(90deg, var(--red), #b91c1c);
  color: #fef2f2;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  gap: 0.35rem;
  transition: transform var(--transition-fast),
    box-shadow var(--transition-fast), background var(--transition-fast);
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 30px rgba(248, 113, 113, 0.5);
  background: linear-gradient(90deg, #dc2626, #b91c1c);
}

.btn.secondary {
  background: linear-gradient(90deg, #111827, #020617);
  color: var(--text);
  border-color: rgba(148, 163, 184, 0.5);
}

.btn.secondary:hover {
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.7);
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.6rem;
}

/* Produtos */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.4rem;
  margin-top: 0.5rem;
}

.product-btn {
  padding: 0.45rem 0.5rem;
  border-radius: 10px;
  border: 1px solid rgba(249, 250, 251, 0.08);
  background: linear-gradient(180deg, #111827, #020617);
  color: var(--text);
  font-size: 0.8rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.18rem;
  transition: transform var(--transition-fast),
    box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.product-btn strong {
  font-size: 0.85rem;
}

.product-btn span {
  font-size: 0.75rem;
  color: var(--muted);
}

.product-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.85);
  border-color: rgba(250, 204, 21, 0.7);
}

/* Carrinho */
.cart-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.4rem;
  font-size: 0.85rem;
}

.cart-table th,
.cart-table td {
  padding: 0.35rem 0.4rem;
  text-align: left;
}

.cart-table thead tr {
  border-bottom: 1px solid rgba(156, 163, 175, 0.6);
}

.cart-table th {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.75rem;
}

.cart-table tbody tr:nth-child(odd) {
  background: rgba(15, 23, 42, 0.9);
}

.cart-table tbody tr:nth-child(even) {
  background: rgba(15, 23, 42, 0.7);
}

.cart-table td:last-child {
  text-align: right;
}

.remove-btn {
  background: transparent;
  border: none;
  color: var(--red);
  cursor: pointer;
  font-size: 0.8rem;
}

/* Resumo / pagamento */
.summary {
  margin-top: 0.8rem;
  display: grid;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

.summary-row strong {
  font-size: 0.9rem;
}

.total-value {
  font-size: 1.3rem;
  color: var(--yellow);
  font-weight: 700;
}

.total-label {
  color: var(--muted);
  font-size: 0.8rem;
}

.payment-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
  margin-top: 0.4rem;
}

.actions-footer {
  margin-top: 0.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: flex-end;
}

.info {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 0.2rem;
}

.queue-label {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 0.3rem;
}

.queue-label strong {
  color: var(--yellow);
}

/* Responsividade */
@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  body {
    padding: 1.2rem 0.8rem;
  }

  .header {
    flex-direction: column;
    align-items: flex-start;
  }

  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .payment-grid {
    grid-template-columns: 1fr;
  }

  .actions-footer {
    justify-content: flex-start;
  }
}