:root {
  --tinta: #0E2A47;       /* navy Integra */
  --tinta-2: #43566B;
  --fundo: #F4F6F5;
  --papel: #FFFFFF;
  --linha: #D5DCE2;
  --verde: #12884A;
  --verde-claro: #E3F3EA;
  --ambar: #B87900;
  --ambar-claro: #FFF3D6;
  --vermelho: #B3332A;
  --cinza: #7A8794;
  --visor: #0E2A47;
  --visor-txt: #F4F6F5;
  --raio: 14px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --tinta: #E8EEF3; --tinta-2: #A9B6C2; --fundo: #0A1826; --papel: #12243A; --linha: #24384F;
    --verde: #3CC07A; --verde-claro: #12351F; --ambar: #F0B33A; --ambar-claro: #3A2C0B;
    --vermelho: #F07A70; --cinza: #8796A5; --visor: #050E18; --visor-txt: #E8EEF3;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100dvh; display: flex; flex-direction: column;
  background: var(--fundo); color: var(--tinta);
  font: 400 17px/1.45 Barlow, system-ui, sans-serif;
}
a { color: inherit; }
:focus-visible { outline: 3px solid var(--verde); outline-offset: 2px; }

.topo {
  background: var(--visor); color: var(--visor-txt);
  padding: max(12px, env(safe-area-inset-top)) 16px 14px;
}
.marca { display: flex; align-items: center; gap: 8px; font-weight: 600; font-size: 15px; opacity: .85; }
.marca svg { color: #4FD38D; }
.ponto { margin-top: 10px; }
.ponto h1 { margin: 0; font-size: 26px; line-height: 1.15; font-weight: 700; }
.ponto p { margin: 2px 0 0; font-size: 15px; opacity: .75; }

main { flex: 1; width: 100%; max-width: 480px; margin: 0 auto; padding: 20px 16px 28px; }
.carregando-pagina { color: var(--cinza); }

h2 { font-size: 21px; margin: 0 0 14px; font-weight: 700; }
.nota { color: var(--tinta-2); font-size: 15px; margin: 12px 0 0; }

/* Tela 1: plugues */
.plugues { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.plugue {
  appearance: none; font: inherit; color: inherit; text-align: left; cursor: pointer;
  background: var(--papel); border: 2px solid var(--linha); border-radius: var(--raio);
  padding: 16px 14px 14px; display: flex; flex-direction: column; gap: 6px; min-height: 168px;
}
.plugue:disabled { cursor: not-allowed; }
.plugue .num { font: 600 40px/1 "Barlow Condensed", Barlow, sans-serif; }
.plugue .tipo { font-size: 14px; color: var(--tinta-2); }
.plugue .estado { margin-top: auto; font-weight: 600; font-size: 15px; display: flex; align-items: center; gap: 6px; }
.plugue .estado::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: currentColor; }
.plugue .preco { font-size: 15px; color: var(--tinta-2); }
.plugue[data-s="disponivel"] { border-color: var(--verde); }
.plugue[data-s="disponivel"] .estado { color: var(--verde); }
.plugue[data-s="disponivel"]:hover { background: var(--verde-claro); }
.plugue[data-s="reservado"] .estado, .plugue[data-s="ocupado"] .estado { color: var(--ambar); }
.plugue[data-s="indisponivel"] .estado { color: var(--vermelho); }
.plugue:disabled .num, .plugue:disabled .preco { opacity: .45; }

/* Tela 2: tarifa */
.tarifa { background: var(--papel); border: 1px solid var(--linha); border-radius: var(--raio); margin: 0; padding: 4px 16px; }
.tarifa > div { display: flex; justify-content: space-between; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--linha); }
.tarifa > div:last-child { border-bottom: 0; }
.tarifa dt { font-weight: 500; }
.tarifa dt small { display: block; font-weight: 400; font-size: 14px; color: var(--tinta-2); }
.tarifa dd { margin: 0; font-weight: 700; white-space: nowrap; font-variant-numeric: tabular-nums; }
.aceite { font-size: 14px; color: var(--tinta-2); text-align: center; margin: 16px 0 0; }

.acoes { display: flex; flex-direction: column; gap: 10px; margin-top: 18px; }
.btn {
  appearance: none; font: 600 18px/1 Barlow, sans-serif; border-radius: 12px; cursor: pointer;
  min-height: 56px; padding: 0 20px; border: 2px solid transparent; width: 100%;
}
.btn-primario { background: var(--tinta); color: var(--fundo); }
.btn-secundario { background: transparent; color: var(--tinta); border-color: var(--linha); }
.btn-perigo { background: transparent; color: var(--vermelho); border-color: var(--vermelho); }
.btn:disabled { opacity: .55; cursor: wait; }

/* Tela 3: Pix */
.pix { background: var(--papel); border: 1px solid var(--linha); border-radius: var(--raio); padding: 20px 16px; text-align: center; }
.pix .valor { font: 600 44px/1 "Barlow Condensed", Barlow, sans-serif; font-variant-numeric: tabular-nums; }
.pix .valor-nota { font-size: 15px; color: var(--tinta-2); margin: 6px 0 14px; }
.pix img { width: 220px; height: 220px; max-width: 100%; background: #fff; border-radius: 8px; padding: 6px; }
.esperando { display: flex; align-items: center; justify-content: center; gap: 10px; margin-top: 14px; font-weight: 500; }
.esperando::before {
  content: ""; width: 14px; height: 14px; border-radius: 50%;
  border: 2px solid var(--linha); border-top-color: var(--verde); animation: gira 1s linear infinite;
}
@keyframes gira { to { transform: rotate(360deg); } }

/* Tela 4: o visor, inspirado no totalizador da bomba de combustível */
.visor {
  background: var(--visor); color: var(--visor-txt); border-radius: 18px; padding: 18px 18px 16px;
}
.visor-linha { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.visor-linha + .visor-linha { border-top: 1px solid rgba(255,255,255,.14); margin-top: 10px; padding-top: 10px; }
.visor-rotulo { font-size: 16px; opacity: .7; flex: none; }
.visor-num {
  font: 600 clamp(44px, 15vw, 64px)/1 "Barlow Condensed", Barlow, sans-serif; font-variant-numeric: tabular-nums;
  letter-spacing: .5px; white-space: nowrap;
}
.visor-num.menor { font-size: clamp(36px, 11vw, 46px); }
.visor-rodape { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 16px; font-size: 14px; }
.visor-rodape b { display: block; font: 600 24px/1.1 "Barlow Condensed", Barlow, sans-serif; font-variant-numeric: tabular-nums; }
.visor-rodape span { opacity: .7; }

.soc { height: 8px; border-radius: 4px; background: rgba(255,255,255,.14); margin-top: 14px; overflow: hidden; }
.soc i { display: block; height: 100%; background: #4FD38D; width: 0; transition: width .8s ease; }

.situacao {
  display: flex; gap: 12px; align-items: flex-start; border-radius: 12px; padding: 14px; margin-top: 14px;
  background: var(--papel); border: 1px solid var(--linha);
}
.situacao strong { display: block; font-size: 17px; }
.situacao p { margin: 2px 0 0; font-size: 15px; color: var(--tinta-2); }
.situacao .pulso { flex: none; width: 12px; height: 12px; border-radius: 50%; margin-top: 6px; background: var(--verde); }
.situacao[data-tom="ok"] .pulso { animation: pulsa 1.6s ease-in-out infinite; }
.situacao[data-tom="alerta"] { background: var(--ambar-claro); border-color: var(--ambar); }
.situacao[data-tom="alerta"] .pulso { background: var(--ambar); }
.situacao[data-tom="espera"] .pulso { background: var(--cinza); }
@keyframes pulsa { 50% { opacity: .25; } }

/* Tela 5: recibo */
.recibo-topo { text-align: center; margin-bottom: 16px; }
.recibo-topo .check { width: 48px; height: 48px; border-radius: 50%; background: var(--verde); color: #fff; display: inline-grid; place-items: center; }
.recibo-topo h2 { margin: 10px 0 2px; }
.recibo-topo p { margin: 0; color: var(--tinta-2); }
.tarifa .total dt, .tarifa .total dd { font-size: 19px; font-weight: 700; }
.troco { background: var(--verde-claro); border-radius: var(--raio); padding: 14px 16px; margin-top: 12px; display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.troco b { font: 600 30px/1 "Barlow Condensed", Barlow, sans-serif; color: var(--verde); font-variant-numeric: tabular-nums; white-space: nowrap; }

.erro { background: var(--ambar-claro); border: 1px solid var(--ambar); border-radius: 12px; padding: 12px 14px; margin: 0 0 14px; }
.dev { margin-top: 14px; font-size: 14px; color: var(--cinza); text-align: center; }

.rodape { text-align: center; font-size: 13px; color: var(--cinza); padding: 16px 16px max(16px, env(safe-area-inset-bottom)); }

@media (prefers-reduced-motion: reduce) {
  *, *::before { animation: none !important; transition: none !important; }
}
@media (max-width: 360px) {
  .plugues { gap: 8px; }
}
@media print {
  .topo, .acoes, .rodape { display: none; }
  body { background: #fff; color: #000; }
}