:root {
  --verde: #c57b39;        /* caramelo */
  --verde-esc: #a35d22;    /* caramelo escuro */
  --amarelo: #f0b063;      /* caramelo claro / destaque */
  --tinta: #3a2414;        /* marrom-tinta */
  --papel: #fbf6ee;        /* creme */
  --cartao: #ffffff;
  --borda: #ecdfce;
  --sombra: 0 10px 30px rgba(90, 55, 20, 0.12);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--tinta);
  background:
    radial-gradient(1200px 600px at 100% -10%, rgba(240, 176, 99, 0.22), transparent 60%),
    radial-gradient(1000px 500px at -10% 110%, rgba(197, 123, 57, 0.16), transparent 60%),
    var(--papel);
  min-height: 100vh;
  line-height: 1.6;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 20px 64px;
}

.topo { text-align: center; margin-bottom: 28px; }

.mascote {
  display: inline-flex;
  padding: 8px;
  margin-bottom: 6px;
  filter: drop-shadow(0 6px 12px rgba(163, 93, 34, 0.28));
  animation: balanca 3.2s ease-in-out infinite;
  transform-origin: 50% 90%;
}
@keyframes balanca {
  0%, 100% { transform: rotate(-3deg); }
  50% { transform: rotate(3deg); }
}
@media (prefers-reduced-motion: reduce) {
  .mascote { animation: none; }
}

.topo h1 {
  font-size: clamp(2rem, 6vw, 3rem);
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}

.topo h1 span {
  color: var(--verde);
  background: linear-gradient(180deg, transparent 62%, var(--amarelo) 62%);
  padding: 0 4px;
}

.sub {
  margin: 0 auto;
  max-width: 46ch;
  color: #4a5a50;
  font-size: 1.05rem;
}

.palco {
  background: var(--cartao);
  border: 1px solid var(--borda);
  border-radius: 18px;
  box-shadow: var(--sombra);
  padding: 28px;
}

.saida {
  min-height: 200px;
  font-size: 1.12rem;
  border-radius: 12px;
  background: #fbfcfa;
  border: 1px dashed var(--borda);
  padding: 22px 24px;
  transition: opacity 0.18s ease;
}

.saida p { margin: 0 0 1em; }
.saida p:last-child { margin-bottom: 0; }

.saida.carregando { opacity: 0.45; }

.saida .placeholder {
  color: #8a978d;
  font-style: italic;
}

.acoes {
  display: flex;
  gap: 12px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.btn {
  flex: 1 1 auto;
  min-width: 150px;
  border: none;
  border-radius: 12px;
  padding: 14px 20px;
  font-size: 1.02rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: transform 0.06s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.btn:active { transform: translateY(1px); }

.btn-primario {
  background: var(--verde);
  color: #fff;
  box-shadow: 0 6px 16px rgba(163, 93, 34, 0.30);
}
.btn-primario:hover { background: var(--verde-esc); }

.btn-secundario {
  background: #fff;
  color: var(--verde-esc);
  border: 1.5px solid var(--verde);
}
.btn-secundario:hover { background: #fbf1e6; }

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

.ico { font-size: 1.05em; line-height: 1; }

.aviso {
  min-height: 1.4em;
  margin: 12px 2px 0;
  font-size: 0.92rem;
  color: var(--verde-esc);
  font-weight: 600;
}

.rodape {
  margin-top: 34px;
  text-align: center;
  color: #6c7a70;
  font-size: 0.92rem;
}
.rodape p { margin: 6px 0; }
.miudo { font-size: 0.82rem; color: #93a096; }

@media (max-width: 480px) {
  .btn { flex-basis: 100%; }
}