:root {
  --tinta: #10203d;
  --tinta-clara: #1a2f57;
  --papel: #f6f3ea;
  --papel-linha: #e6e0d1;
  --amarelo: #e8a318;
  --amarelo-escuro: #c98a0e;
  --texto-claro: #f3f1e9;
  --texto-suave: #8b96b8;
  --texto-escuro: #1c1a17;
  --texto-escuro-suave: #6c6656;
  --erro: #ff8a80;
  --erro-mapa: #b8262c;
  --mono: "JetBrains Mono", "SF Mono", Consolas, monospace;
  --serif: "Georgia", "Iowan Old Style", serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  font-family: system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
}

.layout {
  display: flex;
  min-height: 100vh;
}

/* Painel esquerdo — tinta de carimbo */
.painel {
  width: 460px;
  min-width: 340px;
  background: var(--tinta);
  color: var(--texto-claro);
  padding: 40px 44px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

/* textura sutil de linhas, lembrando papel timbrado */
.painel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    transparent, transparent 27px, rgba(255,255,255,0.02) 28px
  );
  pointer-events: none;
}

.marca {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 40px;
  position: relative;
}

.selo {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px dashed var(--amarelo);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 700;
  color: var(--amarelo);
  letter-spacing: 0.02em;
  flex-shrink: 0;
}

.marca-texto {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--texto-suave);
}

h1 {
  font-family: var(--serif);
  font-size: 2.1rem;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
  position: relative;
}

.subtitulo {
  color: var(--texto-suave);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0 0 32px;
  max-width: 34ch;
  position: relative;
}

label {
  display: block;
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--texto-suave);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
  position: relative;
}

.campo-busca {
  display: flex;
  gap: 10px;
  position: relative;
}

input {
  flex: 1;
  padding: 13px 16px;
  font-family: var(--mono);
  font-size: 15px;
  border-radius: 4px;
  border: 1.5px solid var(--tinta-clara);
  background: var(--tinta-clara);
  color: var(--texto-claro);
}

input::placeholder { color: #5a6690; }

input:focus, button:focus-visible {
  outline: none;
  border-color: var(--amarelo);
  box-shadow: 0 0 0 3px rgba(232, 163, 24, 0.25);
}

input[aria-invalid="true"] { border-color: var(--erro); }

button {
  padding: 13px 22px;
  font-size: 15px;
  font-weight: 700;
  border-radius: 4px;
  border: none;
  background: var(--amarelo);
  color: var(--tinta);
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s ease, transform 0.1s ease;
}

button:hover:not(:disabled) { background: var(--amarelo-escuro); }
button:active:not(:disabled) { transform: scale(0.97); }
button:disabled { opacity: 0.55; cursor: not-allowed; }

/* Resultado */
.resultado { margin-top: 24px; font-size: 14px; position: relative; }

.resultado dl {
  margin: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 14px;
  row-gap: 10px;
}

.resultado dt {
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--texto-suave);
  letter-spacing: 0.08em;
  padding-top: 2px;
}

.resultado dd { margin: 0; font-weight: 500; color: var(--texto-claro); }

.erro { color: var(--erro); font-weight: 500; margin: 0; }

.spinner {
  display: inline-block;
  width: 14px; height: 14px;
  border: 2px solid var(--tinta-clara);
  border-top-color: var(--amarelo);
  border-radius: 50%;
  animation: girar 0.7s linear infinite;
  vertical-align: middle;
  margin-right: 8px;
}

@keyframes girar { to { transform: rotate(360deg); } }

.rodape {
  margin-top: auto;
  padding-top: 24px;
  font-family: var(--mono);
  font-size: 0.68rem;
  color: #4d5885;
  position: relative;
}

/* Área do mapa — papel */
.mapa-area {
  flex: 1;
  position: relative;
  background: var(--papel);
}

#mapa { width: 100%; height: 100%; }

.mapa-legenda {
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(16, 32, 61, 0.92);
  color: var(--texto-claro);
  padding: 8px 18px;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: lowercase;
  box-shadow: 0 2px 10px rgba(0,0,0,0.15);
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.mapa-legenda.oculta { opacity: 0; }

@media (prefers-reduced-motion: reduce) {
  .spinner { animation: none; }
}

@media (max-width: 860px) {
  .layout { flex-direction: column; }
  .painel {
    width: 100%;
    min-width: 0;
  }
  .mapa-area { height: 45vh; }
}