/* Contenedor centrado y aislado */
#gin-app {
  box-sizing: border-box;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Inter, Helvetica, Arial, sans-serif;
  color: #e5e7eb;
  background-color: #0f172a;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  text-align: center;
}

#gin-app *, #gin-app *::before, #gin-app *::after {
  box-sizing: inherit;
}

#gin-app .gin-header,
#gin-app .gin-main,
#gin-app .gin-footer {
  width: 100%;
  max-width: 740px;
}

#gin-app .gin-title {
  margin: 0 0 8px;
  color: #ffffff; /* blanco puro */
  font-size: clamp(1.3rem, 3.5vw, 2rem);
  line-height: 1.2;
  font-weight: 700;
}

#gin-app .gin-subtitle {
  margin: 0 0 24px;
  color: #94a3b8;
  font-size: clamp(.95rem, 2.4vw, 1.05rem);
}

#gin-app .gin-card {
  background-color: #111827;
  border: 1px solid #1f2937;
  border-radius: 14px;
  box-shadow: 0 8px 18px rgba(0, 0, 0, .35);
  padding: 24px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 120px;
}

#gin-app .gin-idea {
  font-size: clamp(1.05rem, 2.8vw, 1.35rem);
  line-height: 1.55;
  color: #f8fafc;
}

#gin-app .gin-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

#gin-app .gin-btn {
  appearance: none;
  border: none;
  background-color: #22c55e;
  color: #06220f;
  font-weight: 700;
  padding: 14px 18px;
  border-radius: 10px;
  box-shadow: 0 8px 18px rgba(22, 163, 74, .35);
  cursor: pointer;
  font-size: clamp(1rem, 3.2vw, 1.05rem);
  transition: background-color 0.2s ease;
}

#gin-app .gin-btn:hover {
  background-color: #16a34a;
}

#gin-app .gin-footer {
  margin-top: 24px;
  color: #94a3b8;
  text-align: center;
  border-top: 1px dashed #1f2937;
  padding-top: 12px;
}

@media (max-width: 480px) {
  #gin-app {
    padding: 16px;
  }
  #gin-app .gin-card {
    padding: 16px;
  }
}